Blakeslee R-CCC-96 User Manual

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BLAKESLEE
OWNER’S
MANUAL
Division of Blako Inc.
RACK TYPE DISHWASHER
I.R.S.
1844 South Laramie Avenue Chicago, IL 60804 Phone (708) 656-0660 Fax (708) 656-0017
INTEGRATED RECIRCULATING SYSTEM DESIGN
www.blakesleeinc.com
service@blakesleeinc.com
1149 Bellamy Road North Unit 19 Scarborough, Ontario Canada M1H1H7 Phone (416) 751-2625 Fax (416) 751-8539
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Date of Installation Serial No.
Model No.
Limited Warranty
Your new Blakeslee dishwashing machine is warranted for one year from date of installation shown above against defective materials and workmanship. If any defects are found within the warranty period; parts, and labor involved with their replacement will be covered free of charge. Service must be performed by a Blakeslee authorized service agency. All labor to be performed during regular working hours. Overtime premium will be charged to the customer. All warranty parts are shipped by surface transportation. If other means of transportation is requested the customer is required to pay the premium. This warranty does not apply to damages resulting from errors in installation on the part of other contractors, nor does it apply to machines which have been subject to accident, misuse, or abuse. It is understood that Blakeslee’s warranty obligation with respect to machines located outside of the United States or located in the state of Alaska is limited to the furnishing of replacement parts only. In the state of Hawaii, repair labor is provided free of charge; travel time and expenses paid by the customer. On the island of Oahu, repair labor, travel time and expenses are provided free of charge. This is the entire and only warranty of Blakeslee. We neither assume nor authorize anyone else to assume for us any other obligation or liability in connection with Blakeslee Machines.
In no case can this warranty exceed eighteen (18) months from the date of shipment from our plant at
Chicago, Illinois
Items NOT Covered Under Warranty
1. Lighting of Gas Pilots.
At the time of installation the gas pilots and burners should be adjusted. Continued failures of pilot lights would indicate dirty gas lines, improper original adjustment or intermittent drafts blowing out the flume.
2. Replacing Fuses or resetting Overloads.
Replacing a blown fuse or resetting an open overload breaker is a v ery simple procedure and is the owner’s responsibility. If the machine continues to blow fuses or open the overload breaker, contact yo ur nearest authorized Blakeslee Service Center.
3. Adjusting Tank Heats.
Heat adjustments are covered in The Owners Manual and must be adjuste d depending upon desired results.
4. Proper Loading of Dishes.
It is important that the machine owner’s personnel observe the instructions outlined in The Owners M anual.
5. Cleaning Drain Valves.
Foreign articles lodged in the drain valve seat should be removed as a part of the normal daily cleaning.
6. Cleaning Rinse or Wash Nozzles and Line Strainers.
Keeping a dishwasher clean and removing obstructions from the nozzle s and line strainers will be a periodic function of the machine owner’s personnel. The cleaning periods will vary depending upon impurities in the water supply and cleanliness of the washing operation.
7. Final Rinse Water.
Most frequent of all complaints in any dishwashing machine is that of poor final rinse. It is the responsibility of the owner to provide 180 to 195 degree (plus) water at 15-25 lb. flow pressure through clean unobstructed wate r lines. If the machine has a factory equipped final rinse water booster, the owner must supply the booster with a minimum of 140 degree temperature water.
8. Electric Boosters and Garbage Disposals.
Although these units may have been purchased with the machine, they are warranted by the individual manufacturer. Consult the nearest factory authorized representatives for these particular items.
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CONTENTS
INTRODUCTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
I DESCRIPTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
II OPERATION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
III CLEANING OF MACHINE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
IV PREVENTATIVE MAINTENANCE AND MINOR REPAIR. . . . . . . . . . . . . . . . . . . . . . . . 16
V USE OF ADDITIONAL EQUIPMENT. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
VI PARTS LIST. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
VII INSTALLATION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Introduction
GENERAL.
The Blakeslee rack type dishwashing machine is available in Many models. Each model is developed from one or more of the five basic modules (or tanks) shown in figure A. The P tank (24” wide) which is the smallest is used only as a PRE-WASH tank and is always fitted to another tank as shown in figure B. The other four tanks are identified by their width. Any E, L, or M module can be a complete dishwasher in itself, or can be used as a pre-wash, wash or power-rinse tank in a multi-tank unit (see figure C)
EXPLANIATION OF MODEL DESIGNATION.
The Blakeslee Model designation indicates which tank, or tanks, are used to build a particular machine. A Model R-E
Dishwasher indicates that a single E tank (36” long) is the complete dishwasher. The Model R-EE Dishwasher consists of two E tanks, one of which is a wash tank and the other a power-rinse tank. When a pre-wash is desired, the P tank is added and the model becomes the R-PEE Dishwasher. If a larger capacity dishwasher is desired, a C, E, L, or M tank can be used as the pre-wash in a three tank machine. When adding the third tank to an R­EE machine, it becomes a Model R-EEE Dishwasher.
DIRECTION OF RACK TRAVEL. When your order was placed, you specified the direction of rack travel. If the dishes enter the machine on the left, we refer to the machine as having L to R feed. Similarly, if the dishes enter on the right, the machine has R to L feed. The Illustrations included in this manual are of machines with L to R feed, unless otherwise noted.
FIGURE C. Dishwashing Machine Model Designations
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Section I Description
1-1.STANDARDS
Standards are set for all dishwashing machines by the National Sanitation Foundation (NSF). The NSF deter­mines the formula for the gallons of hot detergent water needed for washing, as well as the gallons of 180 F­195 F clear fresh water final rinse required. Other NSF requirements are temperatures of water (see table at the end of this section) and the speed the ware travels through the dishwashing machine. All Blakeslee machines meet or exceed these standards and have the NSF seal, as well as UL, CSA and ASSE approval.
1-2. GENERAL DESCRIPTION.
To familiarize you with your Blakeslee rack type dish­washing machine, paragraphs 1-3 through 1-8 describe briefly features of the machine and how it works. Individual machine controls and gauges are discussed in the remaining paragraphs of this section. The sequence of operation for specific models is discussed in paragraphs 2-11 through 2-16.
1-3. Single Tank Dishwashing Machine.
Figure 1 identifies the principle parts of a typical single tank dishwashing machine. The machine shown has L to R feed. The stainless steel tank is supported on a sturdy base and has adjustable legs. All interior parts are of stainless steel construction to resist effects of present day detergents and cleaning chemicals. Curtains (13, figure 1) and a splash guard (24) at the entrance and exit prevent excessive splashing in the work room. A short curtain (4) separates the washing and rinsing areas on models without power-rinse tanks. All curtains are easily removed for thorough cleaning. The large access door (25) lifts to allow quick cleaning and inspection of the dishwasher. The scrap trays (17) slide out easily through the access door area. The control panel (3) centralizes motor, pump, and heating unit controls. Electrically heated machines come standard with a separate power connection for the heater elements, a common connection is optional.
1-4. Multi-Tank Dishwashing Machine.
Since the Blakeslee dishwashing machines are developed from the module concept, the multi-tank machine includes all of the features outlined in the preceding paragraph for the single tank machine.
The primary advantages of a multi-tank dishwashing machine are the increased economy and capacity. The inclusion of a pre-wash tank increases economy by reusing overflow detergent wash water, thereby reducing detergent cost. The power rinse saves water by pre-rinsing the dishes with water accumulated from the fresh water rinse, thereby reducing the amount of fresh final rinse water needed to cleanse the already pre-rinsed dishes. Capacity is increased by the addition of a full sized pre-wash or power rinse tank since conveyor speeds are then faster for multi tank dishwashers. (Note: Capacities are determined by the National Sanitation Foundation.)
1-5 Wash Cycle. Washing dishes requires two basic operations: first, the washing second, the rinsing. This paragraph describes the path of the wash water from the time it enters the machine through the complete wash cycle.
This unit has automatic tank fill & water level control. When the power switch is turned on, fresh water enters the dishwashing machine at the fill valve (2, figure 1) at the top of the machine. The water passes through the vacuum breaker (1) to internal piping. The vacuum breaker is a safety device designed to prevent contaminated water from the dishwashing machine being siphoned back into the fresh water supply lines if water supply pressure fails. The internal piping directs the water into the tank. When the tank is filled to the proper level, and detergent added, a float switch stops the fill, and turns on the tank heat. The tank heat is controlled by a thermostat. The sump thermometer (19) indicates the wash water temperature.
The wash cycle begins when the water is heated and the pump is manually started. The pump (23) directs the wash water through the riser weldment (26) at the rear of the machine. Upper spray arms and a lower spray box are attached to the vertical riser. Nozzles on each spray arm, and spray box direct wash water at the dishes. Scrap trays (17) on either side of the lower spray box prevents dislodged food particles falling into the tank. The water returns to the tank where it is ready to start the wash cycle again. A hollow standpipe (21) permits overflow water to flow down the drain.
1-6 Final Rinse Cycle.
The final rinse water must always be fresh and hot (within a range of 180 F to 195 F). Hot rinse water enters the dishwashing machine at the strainer (10) and final rinse solenoid valve (9). The water travels through the vacuum breaker (7) and comes in contact with the final rinse thermometer (6). This thermometer indicates the temperature of the water entering the spray pipes (5). The spray pipes contain small nozzles sizes and positioned for application of an even spray across the conveyor. Final rinse water is never allowed to run continuously. Controlling the final rinse solenoid is an actuator lever (12) which is located on the conveyor track. As the dish rack travels along the track, the rack moves the lever to actuate the switch (11).
1-7.Quick Start.
Quick Start utilizes the 180° water from the final rinse as an additional source to fill the tanks. On multi-tank machines Quick Start uses fresh water from the rinse tank that normally overflows down the drain to replenish the wash tank, as necessary, during the wash cycle. Quick Start benefits you with a shorter start-up time by decreasing the time necessary for the water to come up to temperature, and decreases operating cost by reducing water consumption. See paragraph 2-1.
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1-8. Conveyor Drive Mechanism.
The dish racks are propelled through the dishwasher on the conveyor tracks (14). These tracks contain pawls of a ratchet design which push in one direction only and therefore slide freely under the rack on the return stroke of the conveyor track. The racks are designed with a ladder along the center, and outer edge of the rack base. It is recommended that the Blakeslee type racks (shown in figure 6) be used. The ladder is engaged by the pawls. The tracks are driven by a motor (16) Through the gear reducer (15) and linkage.
1-9. EXPLANATION OF CONTROLS.
1-10. Control Panel.
The control panel (figure 2) contains the motor switches, and indicator lights. These controls are used as follows:
FIGURE 2. Control Panel
1. Power on/off switch
2. Pumps & Conveyor start switch *
3. Pumps & Conveyor stop switch *
4. Power on indicator light
5. Fill indicator light
6. Heat indicator light
7. Conveyor indicator light
8. Pumps indicator light
9. Rinse indicator light
* No switches with Energy Saving Control option (ESC)
a. All Blakeslee rack conveyor dishwashers are Equipped with a door safety switch. The large inspection door must be closed and the switch lever extended to actuate the switch before any power can reach the control panel.
b. The power on/off selector switch provides electrical power to the control panel. (1 figure 2)
c. The START and STOP pushbutton switches(2 and 3, Figure 2) are the panel controls for the conveyor and pumps electrical circuit. The START switch (2) is pressed to start the pumps and conveyor drive motors, and to provide electrical power to the final rinse limit switch and solenoid valve when needed. Pressing the STOP switch (3) disconnects power from the conveyor and pumps electrical circuit and stops the conveyor and pump motors. NOTE: The START and STOP switches are not included on machines equipped with the Energy Saving Control option. The conveyor starts when the
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rack hits an actuator at the entrance of the machine. The conveyor is timed to stop automatically.
d. Indicator Lights. (4) Power light – Controlled by the ON/OFF selector
switch. Light is on when switch is on. (5) Fill light – Controlled by the level control float
switch. Light is on when tank is filling. (6) Heat light – Controlled by the heat control element.
The heat control element supplied in your machine depends on the tank heat choice: steam, gas or electric. The element may be a solenoid valve (steam heater), a gas control (gas heater), or contactor for heating elements (electric heater). Placing the selector switch (1) in the ON position starts up the heating components and thermostat providing the water level float switch is energized. With the switch in the OFF position, power is disconnected from the circuit. The light is on when the heat control is operational.
(7 & 8) Conveyor & Pump lights – Controlled by conveyor and pump motor circuits. The lights are on when the conveyor & pump circuits are operational.
(9) Rinse light – Controlled by final rinse solenoid valve. The light is on during the final rinse.
1-11. Final Rinse Micro Switch and Solenoid Valve.
The final rinse micro switch (11, Figure 1) is actuated when the rack trips the actuator lever (12 Figure 1) as it progresses through the dishwasher. When the switch is actuated, the solenoid valve (9 Figure 1) is activated, permitting hot rinse water to enter the dishwashing machine at the solenoid valve.
1-12. Drain Valve.
Each tank of the dishwashing machine is equipped with a drain valve (20, figure 1). The drain valve handle is turned clockwise ½ turn for the full closed position. This valve must be closed when the tank is filled and must remain closed while the dishwasher is operated. To empty the tank, the drain valve is turned counter­clockwise ½ turn to the open position. Each drain valve is equipped with a strainer. The strainer requires frequent cleaning, as outlined in paragraph 3-3.
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1-13. Standpipe. A hollow stainless steel drain standpipe (21, figure 1) fits into the drain valve seat in each tank. The standpipe is sealed by a rubber drain plug which fits over the standpipe and is secured by two stainless steel retaining rings. There are two standpipe styles; the configuration used in a particular tank is determined by the dishwashing machine model as shown in figure 4. The standpipe must be removed when cleaning the drain strainer. It is important that the correct standpipe is installed in each tank.
For tanks equipped with standpipe style I, the length of the standpipe determines the water level in the tank in which it is mounted. When the water reaches the top of the standpipe, it spills into the hollow standpipe and flows through to the drain. This also permits overflow water to skim heavy soil, etc, that floats on top of the wash water, and carry it down the drain.
On standpipe style II, the top of the standpipe is capped. These standpipes are used in wash tanks of machines which include a pre-wash tank. This capped standpipe prevents the excess water to drain. Instead, the excess water flows over the cut out portion of the baffle (in the tank common to both the wash and pre­wash tanks) into the pre-wash tank, as indicated in figure 5. The pre-wash tank is equipped with the style I standpipe.
1-14. Heaters. A. ELECTRIC. The electric heating system is controlled by the ON/OFF switch (6, figure 2) and is monitored with a thermostat. This heating system includes a contactor. The contactor is located toward the rear of the machine on the right side (as viewed when facing the access door). Some machines are equipped with optional common connection electric heat junction box. A separate power supply, properly fused, must be connected to the contactor of each heated tank.
After the switch is turned ON, no other control of the system is required by the operator. The HEAT indicator light (6) will glow when the heat circuit is on, providing all tanks are filled with water.
B. STEAM INJECTOR. This heating system is automatically controlled with a thermostat and solenoid valve. Steam enters a strainer, passes through the solenoid valve and a check valve and enters the steam water heaters in the tank. The solenoid valve is actuated by the control panel ON/OFF switch (1, figure 2) and is monitored with a thermostat. After the switch is turned ON, no other control of the system is required by the operator. The HEAT indicator light (6) will glow when the heat circuit is on.
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C. STEAM COIL. The steam coil heating system is automatically controlled with a thermostat and solenoid valve. Steam enters a strainer, passes through the solenoid valve and enters the steam coil in the tank where heat transfers to the tank water. A steam trap at the coil exit connects to the condensate drain. The solenoid valve is actuated by the control panel ON/OFF switch (1, figure 2) and is monitored with a thermostat. After the switch is turned ON no other control of the system is required by the operator. The HEAT indicator light (6) will glow when the Heat circuit is on.
D. GAS. The gas heating system includes a gas control valve and a separate low water cut-off float switch. Gas enters the valve and is directed to the mixer heads on the burners. Two burners are arranged along the bottom rear of the tank. Burner orifice sizes are set at the factory and usually require no further adjustments; larger or smaller orifices for certain special gas B.T.U. outputs are available. Safety devices include a gas flue, safety pilot and built-in pressure regulator (natural gas only). Gas will not flow through the gas control valve unless the pilot light is lit, and there is water in the tank. Therefore, the operator must check periodically that the pilot light has not gone out, and relight it when necessary (refer to paragraph 2 – 6) The gas control is actuated by the control panel ON/OFF switch (1 figure 2) and is monitored with a thermostat. The HEAT indicator light (6) will glow when the heat circuit is on, providing all tanks are filled with water.
1-15. Line Strainers.
A. FINAL RINSE SYSTEM. The final rinse system includes a strainer (10, figure 1) to protect the solenoid valve (9, figure 1) from dirt. A good preventive maintenance program must include periodic cleaning of the strainer screen (refer to paragraph 3-5).
B. STEAM INJECTOR HEATING SYSTEM. This system includes a solenoid valve protected with a strainer. Periodic cleaning of the strainer is recommended (refer to paragraph 3-5). The strainer is located at the steam inlet side of the solenoid valve.
C. STEAM COIL HEATING SYSTEM. This system includes a solenoid valve protected with a strainer. Periodic cleaning of the strainer is recommended (refer to paragraph 3-5). The strainer is located at the steam inlet side of the solenoid valve.
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FIGURE 5.
Baffle between Wash and Pre-Wash Tanks only
1-16. GAUGES 1-17. Sump Thermometer.
Each tank of the dishwashing machine is equipped with a sump thermometer (19, figure 1). This thermometer indicates the temperature of the water in the tank. NSF requirements for water temperatures are indicated in the table at the end of this section. After the dishwashing machine is filled with water and the heating unit is turned on, the sump thermometer should be observed periodically to assure that the proper temperatures are being maintained.
1-18. Water Temperature Chart.
TYPE OF MACHINE
SINGLE TANK
SINGLE TANK W/PREWASH
2 TANK
2 TANK W/PREWASH
3 TANK
OPERATION NSF MINIMUM
TEMPERATURE
Wash Final Rinse
Prewash Wash & Rinse Final Rinse
Wash Power Rinse Final Rinse
Prewash Wash Power Rinse Final Rinse
Prewash Wash Power Rinse Final Rinse
160 F 180 F - 195 F
110 F - 140 F 160 F 180 F - 195 F
150 F 160 F 180 F – 195 F
110 F – 140 F 150 F 160 F 180 F
110 F – 140 F 150 F 160 F 180 F – 195 F
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1-19. Final Rinse Thermometer.
The final rinse thermometer (6, figure 1) is located above the last tank of the dishwashing machine. This thermometer indicates the temperature of the final rinse water entering the machine. An NSF requirement for final rinse water is 180 F – 195 F. Heating the final rinse to 180 F is generally accomplished with a booster heater. This heater was either purchased with the dishwashing machine, or was part of the regular kitchen equipment. The heat from the final rinse water assures sanitation and assists in heating the ware for rapid drying. During dishwashing operation, the final rinse thermometer should be observed periodically to assure that proper temperature is being maintained.
1-20. Final Rinse Pressure Gauge. (OPTIONAL)
Properly heated final rinse water under pressure between 15 to 25 psi (Flow pressure) will effectively rinse away detergent. The optional gauge is used to monitor this flow pressure. Flow pressure is the indicated water pressure with all final rinse valves open and the final rinse in operation.
1-21- Final Rinse Pressure Gauge Petcock.
The final rinse system is equipped with a ¼- inch N.P.T. petcock (8, figure 1). This device is used by detergent representatives & health inspectors in conjunction with test equipment. Be sure petcock is closed (valve lever horizontal) before removing plug to install equipment.
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Section II Operation
2-1. PREPARING MACHINE FOR OPERATION.
Perform the following steps to insure proper dishwasher operation.
1. Check that clean scrap trays are in position on either side of lower spray boxes. Be sure a curtain is in position at the dishwasher entrance, between the wash and rinse areas of tanks, and at the dishwasher exit.
2. Close tank drain valves and access doors.
3. Put correct amount of detergent in detergent dispenser box. Observe the recommendations of the detergent manufacture.
4. Be sure the door safety switch is pulled out so the inspection door cannot be opened.
5. Turn the ON/OFF switch in the control panel (1, figure 2) on. The dishwashing machine will begin filling. The fill indicator light should come on. Multi tank machines fill using the rinse tank fill and the final rinse. Water is pumped from the rinse tank to fill the wash tank. See Quick Start paragraph 1-8. Quick start is optional on single tank machines.
6. The machine will automatically stop filling when the water reaches its proper level. At this point the heat indicator light should come on.
7. Observe sump thermometers; minimum operating temperatures are indicated on the thermometers, and in the table at the end of Section I.
8. Press the start switch on the control panel. NOTE: Machines with energy save option do not have the start switch.
The dishwasher is now ready for loading. (Paragraph 2-2).
2-2. LOADING MACHINE. 2-3. Racks.
A minimum of six racks are included with your dishwasher as standard equipment. Two types of racks are furnished: the multi-purpose rack and the combination rack. There are more holes in the bottom of the combination rack than in the multi-purpose rack. The multi-purpose rack is used for washing plates, saucers, trays (14 x 18 inch maximum) and any ware except silverware. The combination rack is used for washing silverware and small ware such as cups, bowls and glasses.
An important feature of the rack supplied is the design of the “feed” ladder. This ladder is at the bottom of the rack (see figure 6). The ladder engages the pawls on the conveyor tracks. By making the ladder “steps” perfectly vertical, personnel loading the racks need not be concerned with a front or back, of the rack.
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Also, the rack can be used in either an L to R (left to right) feed dishwasher or in an R to L (right to left) feed dishwasher.
When additional or replacement racks are needed, we recommend Multi-Purpose Rack Part No. W-0­16428 and Combination Rack Part No. W-0-16429.
FIGURE 6. Rack Ladder
FIGURE 6. Rack Ladder
2-4. OPERATING THE DISHWASHER.
Observe the following instructions to obtain maximum performance from the dishwashing machine. Also refer to paragraph 2-7 for helpful suggestions.
1. Whenever possible, instruct bus boys or wait staff to stack the soiled dishes according to sizes as they are brought to the soiled dish table.
2. Remove by hand, rubber scraper, or pre-washing as much food particles left on the dishes as possible. This will reduce pollution of water, insure the cleanest possible wash water and lower detergent costs.
3. Rack dishes in appropriate rack as indicated in figure 7. When placing silverware in combination rack; you should be able to see many holes in the bottom of the rack after it is loaded.
4. Push the rack of soiled dishes into the machine far enough so that the conveyor track will engage the rack and convey it through the dishwasher.
5. Scrape and rack more dishes and “feed” the racks of soiled ware to the machine as fast as it will take them.
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MULTI-PURPOSE RACK COMBINATION RACK
PART NO. W-0-16428 PART NO. W-0-16429
FIGURE 7. Proper Loading of Racks
6. Clean ware must be taken out of the racks and the empty racks removed from the clean dish table and returned to the soiled dish table for reloading. Do not let dish racks pile up on the clean dish table until they hit the end of the dish table as this subjects the conveyor to unnecessary strain. Let the washed and rinsed dishes remain in the racks for a minute or so until they have had a chance to drain and self dry. If the dishes are removed from the racks to soon, they will not be dry.
7. Continually check wash and rinse temperatures. NOTE: For machines equipped with gas heating units, a decreasing temperature may be caused by the pilot light going out. Check that the pilot light is lit; when necessary; relight as outlined in paragraph 2-6.
8. Be sure enough detergent is being added to the wash water to keep it at an effective strength if an automatic dispenser is not being used.
9. Repeat steps 2 through 8 until all dishes have been washed.
10. Stop dishwasher (paragraph 2-5) and perform the daily cleaning (paragraph 3-1).
2-5. STOPPING MACHINE AFTER OPERATION.
To stop the dishwasher, observe the following.
1. Press the STOP button. (None with ESC)
2. Turn the ON/OFF switch to the OFF position.
3. Open drain valve.
4. Clean machine (paragraph 3-1)
2-6 GAS PILOT LIGHT INSTRUCTIONS.
The pilot burner is accessible from the right side of the machine. Figure 8 shows the gas heat unit and identifies the pilot burner and pilot lighting button. Use a fireplace match, or a long piece of rolled – up paper, to light the pilot burner as follows;
1. Slightly depress control knob if at PILOT position and turn clockwise to OFF. Wait 5 minutes for all unburned gas to vent. REMEMBER that LP gas does not vent upward naturally.
2. Turn the control knob to PILOT, depress it completely, and light the pilot burner. The knob must be held down about one minute before the pilot burner will stay lit after releasing the knob.
3. Turn the knob to ON. Gas burners should ignite. If not, repeat above sequence.
FIGURE 8. Gas Heat Unit
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2-7. HELPFUL HINTS.
2-8. Loading Precautions.
The dishwashing machine is built for washing dishes and other tableware only, not for pots and pans. The rack type machine is designed to accomplish the cleaning with the ware contained in racks. Do not attempt to load the machine with an item that is not placed in a rack. The multi-purpose rack can accommodate tray sizes up to 14 x 18 inches maximum. Options are available for larger trays or items which will not fit in the rack.
2.9 Dish handling Techniques.
MAINTAIN ORDERLY DISH TABLE. Instruct your bus boys or waitresses to arrange the soiled ware on the soiled dish table in an orderly fashion as the ware is brought to the table. There should be regular places for depositing napkins, silver, glasses, cups, etc. In many instances, silver, cups, and glasses can be placed directly in the combination racks by the bus boys, or waitresses. It is easier to rack the dishes if they are organized into stacks of 8- inch plates, 10- inch plates, etc. Dishes of the same type and size should be placed in one rack whenever possible. Fill one rack with cups, one with glasses, one with soup bowls, plates and regular ware and one with miscellaneous items such as butter dishes, creamers etc. An orderly soiled dish table will increase the efficiency of the dishwashing machine operator and will minimize dish and glass breakage. And the opposite is also true; disorganized piles of miscellaneous dishes will decrease efficiency and increase breakage.
SCRAPE DISHES. Do a good job of removing leftover food from the dishes. Scrape dishes by hand, with a rubber scrapper, or by pre-washing before placing them in the dish racks. Doing this job “right” helps you maintain cleaner water.
LOAD RACKS PROPERLY. Dishes and all “flat” china should be stacked in the multi-purpose racks so that they lean back with the face of the soiled surface of the dish exposed to the upper spray.
Glasses, cups, bowls and other “deep” dishes should be placed face down in the combination racks. Remember, whenever possible it is a good practice to have your bus boys or waitresses place cups, glasses and bowls directly in the combination rack. Do not overcrowd or overload the racks as the wash and rinse waters must reach all surfaces to obtain clean ware.
2-10 Detergents.
Detergents should be used according to the detergent manufacturer’s recommendations. Their representative knows the capabilities of their detergents and can determine the proper treatment of your water for proper use with their product. The wash water must be kept at an effective strength to obtain good washing results. Use a good detergent. Never use a foaming soap or soap flakes. Ask your local detergent man for his help and heed his advice.
2-11. BRIEF DESCRIPTION OF SEQUENCE OF OPERATION.
The sequence of operation for various dishwasher models is described in paragraph 2-12 through 2-16 and represented in figures 9 through 13. Many of the parts referred to in these descriptions are shown in figure 1 of this manual.
2-12 Single Tank Dishwashing Machine. (See Fig. 9)
WASH CYCLE. The pump directs the wash water through the riser weldment at the rear of the machine to upper spray arms and to a lower spray box. Nozzles on the spray arms, and spray box direct the wash water at the dishes. Trays on either side of the lower spray box prevent dislodged food particles falling into the tank. The water returns to the tank, where it is ready to start the wash cycle again. The hollow standpipe permits overflow water to flow down the drain and acts as a surface skimmer.
FINAL RINSE CYCLE. Hot final rinse water enters the machine at the strainers and solenoid valve. The water travels through the vacuum breaker and enters the spray pipes. Nozzles on the spray pipes direct the rinse water at the dishes.
FIGURE 9. Single Tank Water Distribution Diagram
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2-13. Single tank with P-Module Pre-Wash (See Fig.10).
PRE-WASH CYCLE. The pre-wash tank is filled with overflow water from the wash tank. The pre-wash water is pumped through the riser weldment at the rear of the machine where it enters an upper spray arm. (a lower spray arm is available as optional equipment) Nozzles on the spray arm direct the pre-wash water at the dishes. A scrap tray below the conveyor track prevents dislodged food particles falling into the tank. The water returns to the tank, where it is ready to start the pre­wash cycle again. The hollow standpipe permits overflow water to flow down the drain.
WASH CYCLE. The pump directs the wash water through the vertical riser at the rear of the machine to upper spray pipes, and to a lower spray box. Nozzles on the spray arms and spray box direct the wash water at the dishes. Scrap trays on either side of the lower spray box prevent dislodged food particles falling into the tank. The water returns to the tank, where it is ready to start the wash cycle again. The capped standpipe prevents the overflow water flowing down the drain. Instead, the water is forced to overflow into the pre-wash tank.
FINAL RINSE CYCLE. The final rinse cycle for this machine is identical to the final rinse cycle described in paragraph 2-12.
FIGURE 10. Single Tank with P – Module Pre-wash Water Distribution Diagram
2-14. Two Tank Dishwashing Machine (See Fig. 11).
WASH CYCLE. The pump directs the wash water through the riser pipe at the rear of the machine to upper spray pipes and to a lower spray box. Nozzles on each spray arm and spray box direct the wash water at the dishes. Scrap trays on either side of the lower spray box prevent dislodged food particles falling into the tank. The water returns to the tank, where it is ready to start the wash cycle again. The hollow standpipe permits overflow water to flow down the drain.
POWER RINSE CYCLE. The pump directs the rinse water through the riser weldment at the rear of the machine to upper spray arms and a lower spray box. Nozzles on each spray arm and spray box direct the rinse water at the dishes. Scrap trays on either side of the lower spray box prevent dislodged food particles falling into the tank. The water returns to the tank, where it is ready to start the rinse again. The hollow standpipe permits overflow water to flow down the drain. The rinse water is replenished with used final rinse water.
FINAL RINSE CYCLE. Hot final rinse water enters the machine at the strainer and solenoid valve. The water travels through the vacuum breaker and enters the spray pipes. Nozzles on the spray pipes direct the rinse water at the dishes. The used final rinse rater falls into the power rinse tank.
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FIGURE 11. Two Tank Water Distribution Diagram
2-15. Two Tank with P-Module Pre-Wash (See Fig.12).
PRE-WASH CYCLE. The pre-wash cycle for this machine is identical to the pre-wash cycle described in paragraph 2-13.
WASH CYCLE. The pump directs the wash water through the riser weldment at the rear of the machine to upper spray arms and a lower spray box. Nozzles on each spray arm and spray box direct the wash water at the dishes. Scrap trays on either side of the lower spray box prevent food particles falling into the tank. The water returns to the
FIGURE 12. Two Tank with P – Module Pre-wash Water Distribution Diagram
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tank, where it is ready to start the wash cycle again. The capped standpipe prevents the overflow water flowing down the drain. Instead, the water is forced to overflow into the pre-wash tank.
POWER RINSE CYCLE. The power rinse cycle for this machine is identical to the power rinse cycle described in paragraph 2-14.
FINAL RINSE CYCLE. The final rinse cycle for this machine is identical to the final rinse cycle described in paragraph 2-14.
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FIGURE 13. Three Tank Water Distribution Diagram
2-16. Three Tank Dishwashing Machine (See Fig. 13).
PRE-WASH CYCLE. The pre-wash tank is supplied with overflow water from the wash tank. The pre-wash water is pumped through the riser pipe at the rear of the machine where it enters upper spray pipes and lower spray box. Nozzles on each spray pipe and spray box direct the pre-wash water at the dishes. Scrap trays on either side of the lower spray box prevent dislodged food particles falling into the tank. The water returns to the tank, where it is ready to start the pre-wash cycle again.
The hollow standpipe permits overflow water to flow down the drain.
WASH CYCLE. The wash cycle for this machine is identical to the wash cycle described in paragraph 2-15.
POWER RINSE CYCLE. The power rinse cycle for this machine is identical to the power rinse cycle described in paragraph 2-14.
FINAL RINSE CYCLE. The final rinse cycle for this machine is identical to the final rinse cycle described in paragraph 2-14.
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Section III Cleaning of Machine
3-1. DAILY CLEANING
After each meal period and at the end of each day, the dishwashing machine should be stopped and the following cleaning procedures performed. A hose attached to a faucet in the hot water supply line makes the cleaning of your machine and dish tables much quicker and easier. The hose can be stored neatly coiled on a hook beneath the dish tables.
1. Stop the dishwashing machine as outlined in paragraph 2-5. Check that heaters are off, tanks are drained, and drain valves are open.
2. Wash down dish tables with a detergent and rinse with fresh water. Be sure to leave scrap trays in the machine during this operation.
3. Remove curtains and scrub them in a sink. The curtains can be installed in the dishwasher to dry, but it is best to hang them elsewhere. The dishwashing machine will dry and air out better without the curtains in place.
4. Remove scrap trays and empty them into a sink. Flush the trays with a hose or clean them with a scrub brush. When emptying the trays, do not knock them on disposal cans; knocking the trays will bend them out of shape and they will not fit properly in the dishwasher.
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5. Check and clean the spray box/tubes as necessary.
To remove them refer to figure 14 and loosen the pilot
screws retaining the spray box/tubes. Slide the spray
box and tubes out of the machine. Check the gasket
and seals for signs of wear (paragraph 4-6). Dislodge
anything stuck in the nozzles by pushing the material
back and into the box or tube. Was the spray box or
tube, flushing the materials out of the inlet hole.
6. Hose and scrub the inside of the dishwashing
machine.
7. Clean the drain screen as outlined in paragraph 3-3.
8. Install the clean spray box and tubes in position in
the machine (refer to figure 14). Be sure to position
the upper spray tubes with the nozzles pointing down.
When installing the tubes and spray box , tighten pilot
screw finger tight only; do not apply excessive
pressure.
9. Leave access doors open and leave scrap trays and
curtains on the dish table until preparing the machine
for operation. This allows the dishwashing machine to
dry and the operator will know that the machine has
been thoroughly cleaned.
10. Clean and fill detergent dispenser.
3-2. PERODIC CLEANING.
The frequency with witch the following cleaning
procedures should be performed depends on the hours
of dishwasher operation and the condition of the water
in your area. When intervals are specified (once a
week, once a month, etc.) they are recommended
minimum intervals and should be performed at least as
often as specified.
3-3. Drain Screen
The drain valve for each tank of the dishwashing
machine is equipped with a cylindrical stainless steel
screen (6, figure 15). When this strainer is clogged
with food particles, the tank does not drain as quickly
as it should. Thorough prescraping of the ware will
minimize screen clogging. Cleaning of the screen
should be performed after a daily cleaning. Clean the
screen in each tank as follows:
1. Check that the heater is off and the tank is drained.
Position the drain valve in the closed position.
2. Remove the 3 wing nuts (20, figure 15) and pull the
drain case door (21) from the drain case. A gasket (22)
between the case and the door acts as a seal to
prevent leakage. If it is necessary to pry the door from
the case, be careful to avoid damaging the gasket.
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5. Clean drain case interior and flush the drain valve with clear water.
6. Install clean screen (6) on drain valve seat (10).
7. Lower the standpipe (1) into the drain valve seat. Do not drop standpipe into position.
8. Be sure door gasket is in place on drain case, (22). With the drain valve knob in closed position (white arc at the (bottom), install the door on the case, locating the cam on the knob shaft between the two collars on the standpipe. The three mounting holes in the gasket and door are not spaced equally and therefore the
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gasket and door holes must be matched to the case studs
9. Assemble the three wing nuts (20) on the case studs, applying equal pressure to the wing nuts until they are snug; do not tighten these nuts with a wrench.
3-4. Low Water Cut-Off Float.
For proper operation of the low water cut-off system, the float in each tank must be free of detergent scum and lime deposits. Daily cleaning and deliming will keep the float reasonably clean. CAUTION: Do not use steel wool cleaning pads.
3-5. Line Strainers
.(14-18)
Every dishwashing machine is equipped with a strainer in the final rinse system (12, figure1). In addition, each steam heated machine (steam injector or steam coil) is also equipped with a strainer at the steam inlet. The following instructions apply to all of the strainers.
Once a month, clean the strainer as follows. Unscrew the brass cap and remove the strainer screen. Brush the screen or flush out dirt with fresh water. Install the screen and attach the brass cap securely. A worn screen should be replaced with a new one.
FIGURE 15. Standpipe and Drain Valve Shaft
1. Stand Pipe 12. Thermometer
2. Retaining Ring 13. Cam Shaft Assy
3. Washer 14. Cam Shaft
4. Drain Plug 15. Stop Pin
5. Washer 16. O-Ring
6. Screen 17. Knob
7. Screen retainer 18. Hex Nut
8. Stand Pipe Guide 19. Spacer
9. Hex Head Mach. Screw 20. Wing Nut
10.
Drain Seat 21. Door
11.
Cam Shaft Assy. 22. Door gasket
CAUTION: The tank must be empty of water before removing the drain case door. When drain case contains hot water and the door is removed, the hot water will exit at the door hole and could cause serious injury. If drain strainer is completely clogged, manually remove water with a container through the access door from top of tank. Or to gain access the screen to unclog it, lift standpipe by pulling it up, turning drain valve handle at the same time.
3. Lift drain standpipe (1) straight up to gain access to the
strainer
4. Lift the strainer straight up off of the drain valve seat
(10) and clean it in a sink with a brush A bent or deformed screen should be replaced with a new one.
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Section IV Preventive Maintenance and Minor Repair
4.1 PREVENTATIVE MAINTENANCE.
A good preventive maintenance program ensures that the dishwashing machine is kept in good operating condition and lessens the chances of break-down. Preventive maintenance means making systematic inspections and adjustments at regular intervals. These procedures should be performed as soon as the need becomes apparent or at the specified intervals. More frequent inspections and adjustments should be if experience indicates that shorter intervals are required due to operating conditions. In addition to the periodic cleaning procedures of Section III, the inspections and adjustments of paragraph 4-2 through 4-16
4-2. LUBRICATION. The pump and drive motors contain ball bearings and do not require lubrication. The conveyor gear reducer must be lubricated or checked as described in the following paragraphs. CAUTION: When applying lubricant, secure or lock main power in the OFF position. Power must be off to the machine during lubrication procedures to avoid accidental conveyor operation which could result in physical harm to maintenance personnel.
4-3. Conveyor Drive Gear Reducer.
Once a month check gear reducer oil level. The oil plug and oil drain plug are located on the gear reducer as shown in (figure 17). The oil level should never be higher than the upper plug. To add oil, remove the air vent and fill screw (figure 17) and add oil through the vent hole. Use a high quality compounded worm gear oil, Mobil Extra Hecla Super or a comparable oil recommended by your lubricant supplier. Install the air vent and fill screw. After the first 100 hours of operation, and then after every 2500 hours of operation or every 6 months, change oil. Place a suitable container beneath the oil drain plug. Remove plug and allow oil to drain from the gear reducer. Install drain plug and fill reducer with fresh oil until the oil starts to come out of the oil level plug. Install level plug.
4- 4. V-BELT TENSION ADJUSTMENT
The conveyor drive gear reducer is driven by a notched V-belt from the drive motor. The average belt will stretch after a period of time. After the first 50 hours of operation, and then periodically as experience indicates, check the v-belt tension. Figure 18 indicates the proper tension; belt deflection is ½ inch when a 3-pound force is applied.
16
FIGURE 17. Conveyor Drive Gear Reducer and
To adjust the tension, loosen the locknut see figure 18) to permit turning the adjustment rod. Turn the rod clockwise to tighten the belt; turn counterclockwise to loosen the belt. Tighten the locknut after turning the rod to maintain the proper tension.
FIGURE 18. Conveyor Drive Belt Tension
4-5. PREVENTING LEAKAGE.
The spray box gaskets and standpipe drain plug are subject to wear, which results in leakage. The following paragraphs contain replacement instructions for these and similar items. Part numbers for replacement parts are listed in Section VI of this manual. For servicing of other leaks, contact your local Blakeslee service agency.
4-6. Spray Box Gaskets
Poor washing results occur when the spray box/tube gaskets or seals are worn and leaking. When the spray box/tube is removed for cleaning, check the gasket and seals (see figure 14) for signs of wear. If they are worn or out of shape, replace with new ones. To minimize gasket wear, when installing the spray box and tubes after cleaning, do not apply excessive pressure to the pilot screw.
Motor
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4-7. Stand Pipe Drain Plug
When cleaning the drain strainer (paragraph 3-3), check the stand pipe drain plug (4, figure 15) for signs of wear. If the plug is nicked or badly grooved, replace with a new one. NOTE: Before installing new drain plug, apply a light film of silicon sealant to the entire exterior circumference of the plug groove.
4-8. Drain Cleanout Door Gasket
When leakage occurs around the drain case door, the problem may be a worn drain cleanout door gasket. However, first be sure the door was properly installed (paragraph 3-3, steps 8 and9). When the drain strainer is cleaned, check the gasket for signs of wear. If gasket is worn, replace with a new one.
4-9 Impeller Guard
This unique device consists of a guard housing encircling the pump intake and positioned ¾” from sump wall, providing a circular opening that is larger than the opening of the pump intake, Thus creating no restrictions for water flow. Inside the circular guard housing there is a guard disk of smaller dimension which allows additional passage of water flow with minimum restrictions. The location of guard housing and disc is such that there is no straight entrance into the impeller
Figure 19. Impeller Guard Installed in Sump
4-10. MINOR REPAIR
The following repair procedures are adjustments or replacements to be performed only when necessary, not on a periodic basis. Part numbers for replacement parts are listed in Section VI of this manual.
4-11. Flame Adjustments for Gas-Heated Tanks.
After the dishwashing machine is installed and gas connections are made, the pilot and burner should be adjusted to obtain desired tank temperatures. Refer to paragraph 2-6 for pilot lighting instructions.
PILOT FLAME ADJUSTMENT. The pilot flame should envelope 3/8 to ½ inch of the top of the thermocouple. Remove the cover screw to gain access to the pilot flow adjustment screw; see figure 8. Turn the adjustment screw clockwise to decrease pilot flame; turn counterclockwise to increase pilot flame. Be sure to replace cover screw after adjustment to prevent possible gas leakage.
BURNER FLAME ADJUSTMENT. The burner flame must only touch the tank. On natural gas machines, minor burner adjustment can be made by adjusting the pressure regulator of the gas valve; on L.P. gas machines, the customer’s gas pressure regulator can be changed for minor adjustment. Each burner is equipped with an orifice spud See figure 8). If a proper flame cannot be obtained by making minor adjustments, the orifice spud size must be changed. Contact your local Blakeslee agency for assistance, or to order the appropriate size spud.
4-12. Thermostat Settings
An adjustable thermostat is furnished for each heated tank of the dishwashing machine. A typical thermostat is shown in figure 19. The thermostat is adjusted by turning the adjusting screw with a screwdriver; turn clockwise to increase tank water temperature and counterclockwise to decrease the temperature. Some adjusting screws are mounted on a temperature scale. However, setting the screw at a specific temperature on the scale does not necessarily mean the sump thermometer will register that same temperature, since the thermostat temperature sensing element and thermometer are not mounted together. The thermometer indication is the temperature to observe; the adjusting screw temperature scale is a reference setting. Thermometer settings are an owner responsibility and are not covered under warranty
FIGURE 19. Thermostat Adjustment
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4-13. Control Box Fuse
The control panel fuse is a 3.2 ampere Slo-Blo fuse, located as shown in figure 19. With the main power turned off, open the control box cover and inspect the fuse. If fuse is suspected to be blown, replace with a new one of the same capacity. Fuse is held in position with spring clamps. NOTE: Simple problems like blown fuses are not covered under warranty. However if the machine continues to blow fuses, call your local Blakeslee Service Agency
4-14. Motor Overload Relay
Each motor in the dishwashing machine is protected thermal overload relays. These relays will automatically reset when the relay has cooled down.
When the motor thermal overload relay trips, it is necessary to check for the reason. For example, if one or all of the conveyor motor relays opened, a jammed conveyor may have been the cause. Once the jam is released and the relay has reset, the conveyor should operate. Similarly, the pump motor overload relays may be tripped due to a foreign object caught in the pump impeller. Removing the object should remedy the situation. However, if the same relay opens again shortly after operation is resumed, the cause has not been found and corrected. Do not continue resetting the relay; call your local Blakeslee Service Agency for assistance.
NOTE: Resetting motor overloads is not covered under warranty.
FIGURE 19. Typical Control Box Internal Components
1. Fuse 3.2 Amp. Slow Blow 7. Door Safety Switch
2. Timer 5 Minute 8. Relays - 3
3. Transformer, Output 115 Volt 9. On/Off Switch Contact Block
4. Fuse 3.2 Amp. Slow Blow 10. Contactors - 3
5. Indicator Light, Total of 6 11. Overload Relays - 3
6. Timer, Fill
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4-15. TROUBLE SHOOTING. Trouble shooting procedures are listed in the following table.
Each trouble is followed by a list of possible causes and suggested procedures to correct the cause. In general, the procedures should be performed in the order in which they are listed.
Machine will not start Main power supply off Turn on main power supply
Tanks do not heat up NOTE: Electrically heated machines h ave separate supply line voltage feed to
Conveyor wont run Power not on Turn on conveyor start switch
Racks will not pass through machine
Poor final rinse
Trouble Possible Cause Corrective Procedure
Fuse blown – main supply Replace fuse or fuses Fuse blown – control panel Replace fuse Improper power supplied to machine Check incoming line voltage Tanks not completely filled with water Fill all tanks with water
heating element contactors and should have a separate circuit breaker. Power supply turned off Check circuit breaker
Low water float not satisfied Make sure tank is full of water Thermostats set at improper temperature Check thermostats and adjust Gas not turned on Check gas line valve – turn on Pilot light not lit Light pilot light Steam not turned on Check steam supply (boiler) to assure it
Low steam pressure Boost boiler pressure up to 15-25 lb. Clogged steam line strainers Check all steam line strainers and clean
“V” belts slip Adjust “V” belt tension (1/2” deflection of Is “V” belt broken Replace “V” belt
Conveyor overload relay tripped Will reset automatically after cooling – Conveyor safety micro switch is not
released Pawls sticking in down position Check all pawls to assure they are Racks not in correctly Check racks for proper alignment to Improper racks being used Replace type of rack being used.
Unload table too high Level machine and table so that table is
Water not turned on Check to assure rinse water supply is
Line strainer dirty and clogged Remove line strainer screens and clean Low water pressure Check incoming water pressure and
Conveyor not turned on Push conveyor start button
is operational flow pressure
belt)
check for jam Release jam that is tripping switch
moving freely conveyor tracks Check with your local Blakeslee
Representative not higher than dishwasher
turned on
adjust to15-25 lb. flow pressure
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Trouble Possible Cause Corrective Action Poor Final Rinse
Final rinse temperature low Booster not turned on Check circuit breaker for electrically
Electrical & steam heated boosters do not maintain 180° temperature at final rinse
Tanks not holding water Drains are not closed properly Check drain handles to assure drains are
Poor washing results Pump(s) not running Press pump start button
Tanks foaming
Poor pre-scraping of ware Scrape ware before putting into machine
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Rinse micro switch not working Check rinse actuator lever to assure it is
activating the rinse micro switch - adjust Rinse temperature low Adjust hot water booster Excessively hard water Install water treatment equipment Rinse nozzles clogged Remove rinse nozzles, clean and
reassemble
heated boosters Thermostats set improperly Adjust thermostats as needed
Excessive water pressure Reduce water pressure to 15-25 lb. flow
pressure Steam pressure low Boost up steam pressure at boiler
Steam line strainer clogged Remove line strainer screen, clean and
reassemble 140° water not being fed to booster Increase incoming water temperature to
140° to inlet side of booster
in closed position Plugs on standpipes worn Refer to paragraph 4-7
Standpipes in wrong tanks Refer to paragraph 1-12 and figure 4 Standpipes not positioned properly on
drain can shaft
Pump(s) running backwards Check arrow on pump motor. Consult
Spray box/tube nozzles clogged Remove spray box/tubes, clean & Spray box/tubes seals leaking Remove Gaskets/seals, if worn or out of Upper spay tube in upside down Remove spray tube & replace correctly
Tank temperature low Check thermostats and adjust if Detergent dispenser empty Fill Dispenser
Detergent dispenser inoperative Contact detergent representative Dish poorly scrapped Remove all heavy soil before putting into
Dirty wash water Drain tanks and refill
Tank water excessively dirty Drain tanks and refill Excessive amount of detergent being
used
Remove cleanout cover and replace
assuring the drain cam shaft is located
between the two collars on the standpipe
Blakeslee technical support for
assistance if necessary
reinstall
shape, replace
necessary
machine
Contact detergent representative for
assistance
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Section V Use of Additional Equipment
5-1. GENERAL
Extra equipment for the rack dishwashing machine, available from Blakeslee, includes hot water boosters, and hoods. This section contains information regarding proper use and maintenance of this equipment.
5-2. HOT WATER BOOSTER.
The hot water booster is used to raise the final rinse water temperature recommended by the National Sanitation Foundation and required by many health departments. To attain this temperature, the water supply to the booster must be maintained at 140° F. The booster is supported on a sturdy floor stand with adjustable legs for installation
Underneath the dish table. A choice of either a steam or an electric heater is offered. If the supply temperature of the water is lower than 140° F, an oversized booster must be used. In some cases, it is necessary to connect 2 boosters in series. The machine capacity ratings are based on a 50° temperature rise.
5-3. STEAM HOT WATER BOOSTER. The S2 Heat Exchanger is used on all single and multi-
tank systems.
FUGURE 21. Steam Hot Water Booster
1. Steam Inlet Strainer 5. Pressure Gauge
2. Solenoid Valve 6. Pressure Relief Valve
3. Strainer 7. Steam Trap
4. Pressure Regulator
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5-4. Controls
STEAM LINES. The steam inlet is equipped with a line strainer (1, figure 21) and solenoid valve (2); the solenoid valve is controlled by an electric thermostat. A steam trap (7) on the steam outlet assures efficient heating. Periodic cleaning of the strainer is recommended. No operator control of this system is required.
HOT WATER INLET LINE. The inlet piping contains a line strainer (3), pressure regulator (4), pressure gauge ( 5), and pressure relief valve (6). Periodic cleaning of the line strainer is recommended. The pressure regulator is adjustable (paragraph 5-6). The pressure gauge indicates the flow pressure of the final rinse water when the final rinse is in operation. The gauge should be observed periodically to assure good final rinse action. Good final rinse results are obtained when the flow pressure is between 15 and 25 P.S.I.
HOT WATER OUTLET LINE. The thermostat sensing bulb is in the hot water outlet line. See paragraph 5-6 for adjustment
5-5. Cleaning.
Line strainers. The water outlet and steam line strainers protect the solenoid valves from dirt. Every month, clean the strainers as described in paragraph 3-5. Be sure water and steam supplies are turned off and pipes are cool. Lime deposits if lime deposits are a problem in your area, every 9 to 12 months de-lime the booster heat exchanger. Remove the heat exchanger and submerge it in a tub of deliming solution. Follow the instructions of the deliming product manufacturer for mixing the solution and for length of time of soaking; 48 to 60 hours of soaking time is generally required. After soaking, be sure to wash and rinse the heat exchanger thoroughly before installing it on the booster. You can contact your local Blakeslee agency for loaner booster information; loaner boosters are available for a small weekly fee plus freight charge. Boosters can also be returned to the Blakeslee factory for thorough deliming.
5-6. Adjustments. THERMOSTAT. Observe the instructions of paragraph
4-12 for adjusting the thermostat settings. PRESSURE REGULATOR. If the final rinse flow
pressure is not between 15 and 25 psi, adjust the pressure regulator (4, figure 21) observe the following. Loosen the ½” lock nut. Start the conveyor and activate the final rinse. With the final rinse water flowing through the pressure regulator, now adjust to the correct pressure. After the proper pressure is attained, hold the ½” square head screw in place and tighten the lock nut. To increase the flow pressure, turn the screw clockwise. Turning the screw counterclockwise will decrease the pressure.
22
5-7. Installation. Position the booster so that the pressure gauge can be
observed by machine operator. Use the adjustable feet on the booster to level the unit.
BOOSTER LOCATION. Booster location with respect to the steam supply, hot water supply and dishwashing machine is important for efficient booster operation. Position the booster as close to these items as possible. If the booster is positioned 20 feet or more from the dishwasher, though the final rinse water is 180° F when it leaves the booster, the exposed piping through which the water travels will cool the water. The same situation applies to the booster hot water supply. Similarly, when steam is carried over a long distance through an exposed pipe, a pressure loss and temperature loss results. The booster cannot operate efficiently with long distances of exposed piping. If the booster is located a great distance from the dishwasher, it is recommended that an optional final rinse low temperature control be installed in the dishwasher.
BOOSTER TO DISHWASHER CONNECTIONS. Final rinse piping is3/4 inch NPT. Connect wires of steam solenoid (2, Figure 21) to the control panel terminals (as noted in wiring diagram). Protect the wires with a ½ inch conduit.
SUPPLY AND CONDENSATE CONNECTIONS. When connecting the hot water and steam inlet piping, include a shut-off valve at each inlet. The water piping you connect must be a minimum of ¾ inch. The steam pipe must be a minimum of 1 ½ inch. Pipe size must be increased on runs over 50 ft.
The hot water inlet tee is ¾ inch NPT. The steam inlet strainer is 1 inch NPT. We suggest supply pipes be wrapped with insulation material. The condensate return is ½ inch NPT.
NOTE: Your condensate return line must always be pitched down. For condensate return lines that are level or going uphill, a condensate return pump must be used.
SUPPLY PRESSURE AND TEMPERATURE REQUIREMENTS. Booster output (180° F water) is
measured in gallons per minute (gpm). The output requirement for a particular machine is the sum of the final rinse water 9 (in gpm) plus make up water (in gpm); makeup water requirement is approximately 2 gpm. To obtain a desired output, inlet water temperature and steam supply pressure must correspond as indicated in the booster chart (page 22). For example, the S2 booster is capable of providing 10 gpm (600 gph) of 191° F final rinse water when the inlet water temperature is 140° F and the flowing steam supply is 5 pounds. If the inlet water temperature is 120°F to provide 10 gpm of water at 191° F the steam flow pressure would have to rise to 11 pounds. The booster chart is included to assist you in making sure adequate supply conditions are available for effective booster operation.
Page 25
S2 Heat Exchanger
1” Conn. ¾” Conn. Water Temperature Steam Water Flow 100° F IN 120° F IN 140° F IN PSIG GPM OUT° F OUT° F OUT° F 4 200 205 209 5 195 200 205 6 190 195 201 7 186 192 199
5
8 181 188 195 9 178 185 193 10 175 183 191 4 209 5 203 209 6 198 204 210 7 193 200 207
10
8 189 196 203 9 185 192 200 10 181 189 198 5 211 6 205 211 7 200 206
15 8 195 202 209 9 190 198 206 10 187 195 203
Final Rinse Rate of Consumption Rated in GPH
Single Tank & All Multi Tank Dishwashers Single Tank with Pre-Wash (Includes maximum of 2 gallons
per minute make-up water) @15 Lbs. Flow Pressure 245 176 @20 Lbs. Flow Pressure 282 288 @25 Lbs. Flow Pressure 324 318
FIGURE 22. Typical R to L Steam Booster Installation
23
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24
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5-12 Installation.
Use the adjustable legs on the booster to level the unit. Figure 23 indicated dimensions for the plumbing connections.
5-16. Installation.
The installation drawing for the dishwashing machine indicates the dimensions for locating the exhaust vents. (Sealant is provided to connect the hood to the tanks).
BOOSTER LOCATION. Booster location with respect to the hot water supply and dishwashing machine is important for efficient booster operation. Position the booster as close to these items as possible. If the booster is positioned 20 feet or more from the dishwasher, though the final rinse water is180° F when it leaves the booster, the exposed piping through which the water travels will cool the water. The same situation applies to the booster hot water supply. The booster cannot operate effectively with long distances of exposed piping.
PIPING CONNECTIONS. The controls described in paragraph 5-9 are shipped as separate items. Figure 23 indicates the proper sequence for connecting these items. Use ¾ inch NPT size pipe fittings and pipe. Include a shut-off valve at the hot water inlet as indicated in the figure. We recommend the hot water supply be wrapped with insulation material.
ELECTRICAL CONNECTIONS. Connect wires of water solenoid to the control panel terminals (as noted in wiring diagram). Connect the booster to a properly rated power supply.
5-13. END HOODS. 5-14. Description
The end hoods are attached to the inlet and exit of the dishwashing machine to exhaust the steam from the dishwashing machine area. Exhausting the steam reduces the humidity in the washing department which contributes to more efficient working conditions and quick self-drying of dishes. Each hood must be connected to a ventilating dust; vent opening on the hood is 4 x 16 inches.
A damper in the hood is adjustable to control the exhaust volume. To adjust the damper, loosen the stop nut on the side of the hood and turn the damper rod; tighten the stop nut to lock the damper in position. The best damper position will vary according to the size of the dishwashing room and machine. Allow majority of steam to escape without loss of water temperature in tanks.
NOTE: If damper is open too much heat will be lost from the tank.
5-15. Cleaning.
When daily cleaning is performed, use a damp cloth to wipe the condensate baffle clean.
5-17. Side Loader & Power Unloader.
These options used individually or in conjunction are great for saving labor and affords great space savings in a dish room layout. They may be installed on either end of the dishwasher as dictated by the layout.
SIDE LOADER. When a rack is pushed into the side loader, a continuation of the conveyor that runs through the dishwashing machine picks it up and conveys it into and through the dishwasher and out onto the clean dish table. Figure 25.
POWER UNLOADER. The power unloader is powered by a ¼ hp motor that drives rollers to extract the racks at a right angle to the dishwasher. A continuation of the conveyor that runs through the dishwashing machine pushes the rack onto the unloader; the unloader rolls the rack onto the clean dish table. Figure 26.
The racks for both options must incorporate four-way strips as supplied with the Blakeslee Rack Conveyor Type Dishwasher.
5-18. Installation.
Both options are shipped attached to the machine making for minimal installation procedures.
SIDE LOADER. Level left to right and front to back using the adjustable legs. Check seals and plumbing for leaks.
POWER UNLOADER. Level left to right and front to back using the adjustable legs. Check seals and plumbing for leaks. Insure that clean dish table edge is not above the level of the unloader.
FIGURE 24. End Hoods
25
Page 28
26
FIGURE 25. Side Loader
FIGURE 26. Power Unloader
Page 29
Section VI Parts List
6-1. GENERAL.
The following parts list is arranged alphabetically by part nam and number listed in this parts list.
All orders must include the Serial Number of the dish control panel). Place your order with your local Blakeslee agency.
Drain Seat 18644 1 per tank Fuse 15790 Gasket, Sump Door 14797 1 per tank Gasket, Spray Box 76131 1 per tank Nozzle, Final Rinse Pipe: Upper & lower single tank
Rack: Combination
Seal, Spray Tube 76131 3 per tank Screen, Drain Seat 18642 1 per tank Screen, Strainer: 13385 1 per strainer V-Belt 10986 1
e. To expedite delivery, order parts by name
washing machine (stamped on the face of the
Part Name Part Number Quantity
20430
Upper & lower, low temp Upper, Multi-tank Lower, multi-tank
Multi-purpose
97185
20920
20430
16429
16428
6-2. REPAIR KITS.
Repair kits are available for the vacuum breakers. Several bran used
Size & Manufacture Part Number
½” Cash ACME ¾” Cash ACME ½” Consolidated Brass ¾” Consolidated Brass ½ & ¾” Febco ½” Sloan ¾” Sloan
ds of manufacturer’s vacuum breakers are
73633 73634 14835
14836 12351 12356
12357
8 8 4 4
As required As required
27
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Section VII Installation
28
Page 31
29
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PARTS & SERVICE USA
Blakeslee Authorized Parts & service Distributors and Preferred Service Agents are the focal point for service and are responsible for all warranty/repair work
and for maintaining a complete stock of replacement parts. They have factory-trained servicemen and are kept informed by the factory on the latest servicing procedures. To receive service and/or parts, call the Blakeslee Distributor nearest you. If you happen to be in an area not covered by a distributor, phone the Blakeslee Service
Department in Chicago at 708-656-0660 for the name and location of one of over 300 strategically-located Blakeslee Authorized Service Agencies, which is nearest you.
ALABAMA FLORIDA (Cont.) LOUISIANNA NEW YORK TENNESSEE
Jones McLeod Appliance Co. Nass Service Co. Inc. Chandler’s Parts & Service Acme American Repairs Inc. A-Tech Inc 1616 Seventh Ave. North 1108 S. Woods Ave. 11656 Darryl Drive 99 Scott Ave. 424 Sixth Avenue South Birmingham, AL 35203 Orlando, FL 32805 Baton Rouge, LA 70815 Brooklyn, NY 112237 Nashville, TN 37203 205-251-0159 407-425-2681 225-272-6620 718-456-6544 615-255-2002
ARIZONA GEORGIA MARYLAND
3138 Oneida Street 1209 S. Watkins Byassee Equipment TWC Electric Motor Repair CO. Sauquoit (Utica), NY 13456 Chattanooga, TN 37404 1939 E. Washington 5080 Highlands Pkwy S. A150 700 East 25 Phoenix, AZ 85034 Smyrna, GA 20082 Baltimore, MD 21218 602-252-0402 770-438-9797 410-467-8080 3717 C
ARKANSAS HAWAII MASSACHUSETTS
1020 T Bromley Parts & Service Commercial Appliance Ace Service Co. Inc. Charlotte, NC 28208 10th & Ringo Street Parts & Service Co. 95 Hampton Ave. 704/377-4501 Little Rock, AR 72202 1623 Democratic St. Needham (Boston), MA 02194 501-374-0281 Honolulu, HI 96819 617-449-4220 808-841-4545 1377 N.
CALIFORNIA
Acme Pacific Repairs, Inc. E & G Appliance Service Co. Akron, OH 44314 1347 Fulton Place Boise Appliance Fremont, CA 94539 1503 Main Street Detroit, MI 48209 26 Lyerly – Suite 1 510-252-2070 Boise, ID 83702 313-842-2252 Commercial Parts & Service Houston, TX 77022 208-343-0102 6940 Pl Barker’s Food Machinery Ser. Midwest Food Equipment Serv. Cincinnati, OH 45236 5367 Second Street Irwindale, CA 91706 Grandville, MI 49418 2120 Solana 626-960-9390 Eichenauer Food Equipment 616-261-2000 Electrical Appliance Repair Fort Worth, TX 76117 130 S. Oakland Ave. 5805 Valley Belt Road 817-831-0381 Chapman Appliance Service Decatur, IL 62522 1784 San Diego Ave. 217-429-4229 216-459-8700 San Diego, CA 92126 GCS 619-298-7106 General Parts Inc 2854 Louisiana Ave. North 248 James Street Minneapolis, MN 55427 Equipment Service Sterling Service Bensenville, IL 60106 763-546-4221 Krueger Electric Service Inc. 6182 South Stratler 644 W. Hawthorn Street 630-595-3300 100 N.E. 24 Irwindale, CA 818-243-1234 Rescor 405-528-8883 5344 East Ave. Camp Service & Parts Inc.
COLORADO
708-352-3155 Jackson MS 39201 Authorized Appliance Metro Appliance Service 601-353-9700 Ron’s Service Inc. 74 1640 S. Broadway Denver, CO 80210 303-778-1126 GCS 503-624-0890 5310 East 25
CONNECTICUT
317-545-9655 St. Louis, MO 63105 Daubers Inc. A-Tech Service, Inc. 314-535-2222 American Kitchen Mach. Corp. 7645 Dynatech Court 161 Sanrico Drive Manchester, CT 06040 860-649-6627 Goodwin-Tucker 215-627-7760 2900 Delaware Ave Goodwin-Tucker Group
DISTRICT OF COLUMBIA
515-262-9308 Omaha, NE 68124 210 Vista Park Dr. Walsh Equipment Repair Electric Motor Repair 402-397-2880 Pittsburg, PA 15205 1519 128 700 East 25 Baltimore, MD 21218 410-467-8080 General Parts, Inc. K & D Parts 1101 E. 13
FLORIDA
816-421-5400 Las Vegas, NV 89103 717-236-9039 Authorized Factory Service Commercial Appliance Service 702-736-0006 Edens Fork Exit I 77 8416 Laurel Fair Circle Tampa, FL 33610 813-663-0313 GCS Whaley Foods 4204 S. Brook Street R & B Service 2544D Morningside Dr. Dade Restaurant Repair Louisville, KY 40214 4412 Towner N.E. West Columbia, SC 29169 2001 W. 27 Hihleah, FL 33010 505-889-4090 W223 N. 735 Saratoga Dr. 305-887-0783 GCS 533 A Codell Drive 262-650-6666 GCS Lexington, K 3373 Northwest 168 Miami, FL 33056 305-623-7001
th
Street
th
Street 502-367-1788 Albuquerque, NM 87110 803-926-5252 General Parts Inc.
th
Street 859-269-7484
IDAHO
ILLINOIS
Countryside, IL 60525 328 B Oakdale Street
INDIANA
th
Indianapolis, IN 46218 2728 Locust Street
Street Kaemmerlen Parts & Service
IOWA
Des Moines, IA 50137 7535 D Street GCS
KANSAS
th
Kansas City, MO 64101 4480 Aldebaran Ave. Harrisburg, PA 17103
Street Burney’s Commercial Service 1833-41 N. Cameron Street
KENTUCKY
Y
MICHIGAN
1169 W. Waterloo Road 210-735-2811 1435 Lawndale Ave. 330/753-6635 Kenco Service
3055 Dixie 513-984-1900 Stove Parts Supply Co.
MINNESOTA
MISSISSIPPI
16364 S.W. 72
MISSOURI
204 Quarry Street Springfield, VA 22153
NEBRASKA
412-787-1970 Bellevue, WA 98005
NEVADA
NEW MEXICO
th
Street 315/737-9401 423-624-3381
Duffys Rest. Equip. Service FESCO
NORTH CAROLINA
Authorized Appliance Service Memphis, TN 38118
uckaseegee Road 901-366-4587
GCS
herry Road
TEXAS
OHIO
Akron Restaurant Equipment San Antonio, TX 78207
Commercial Kitchen Repair
Bravos
ainfield Road 713-691-2935
Cleveland, OH 44131
OKLAHOMA
th
Oklahoma City, OK 73105 801-263-3221
Street Murray, UT 84107
OREGON
nd
Portland, OR 97224 802-775-5588
Ave. Rutland, VT 05701
PENNSYLVANIA
UTAH
LaMonicas Restaurant
VERMONT
th
River Street
VIRGINIA
Philadelphia, PA 19106 703-866-3600
WASHINGTON
th
Place N.E.
425-462-1645
WEST VIRGINIA
SOUTH CAROLINA
304-344-8225
ervice Repairs
Charleston, WV 53186
WISCONSIN
Waukesha, WI 53186
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PARTS & SERVICE Canada
ALBERTA MANITOBA NOVA SCOTIA Continued
Great West Comm. Kit. Rep. Grand Valley Mechanical Buddens Appliance Service Blanchfield Comm. Kit. Serv. Electro Ref. Service Ent. 5664 Burleigh Cresc. S.E. 360 Park Avenue E., 164 Nichols Avenue 770 Industrial Ave., Unit 13 161 Pere Divet Calgary, AB T2H 1Z8 Brandon, MB R7A 6N2 Kentville, NS B4N 2H6 Ottawa, ON K1G 4H3 Sept-lles, QC G4R 3P8 Tel: 403-276-7832 Tel: 204-728-3898 Tel: 902-678-7895 Tel: 613-737-6632 Tel: 418-962-9186
L.D.I. Technical Services Commercial Kitchen Equip. J.R. Mahoney Ltd. McNabb Appliances Kitchen Equip ment S ervices 4 – 3600 21 Calgary, AB T2E 6V6 Winnipeg, MB R3G 2T6 Sydney, NS B1L 1C5 Peterborough, ON K9H 1T6 Sherbrooke, QC J1H 1R9 Tel: 403-299-9591 Tel: 204-586-8273 Tel: 902-564-8775 Tel: 705-743-5350 Tel: 819-821-2153
Res Tech Service Ltd. Syd Tech Appliances Erlmar Plumbing Ltd. Choquette CKS North Star Repair 593 Sherburne Street Box 1907 795 Batory Avenue 900 Pierre Bertrand, #220 11518 119 Edmonton, AB T5G 2X7 Tel: 204-228-5399 Tel: 902-561-0156 Tel: 905-420-5252 Tel: 780-453-6213
Robertshaw Refrigeration P.O. Box 840 D & L Electric Tel: 902-897-0479 St. Catharines’s ON L2R 3X8 Comfort Mechanical Cold Lake, AB T9M 1P2 83 Sister Green Road Tel: 780-594-3488 Campbellton, NB E3N 3Y5 Tel: 506-753-5076 Re-Nu Mechanical Ltd. OFS Restaurant Appl. Serv. 116 Talford Street 1710 Bay F – 31 Lethbridge, AB T1H 5H1 88 Beaverbrook Street Barrie, ON L4M 4S4 Tel: 519-332-1770 1327 Hamilton Street Tel: 403-327-7368 Moncton, NB E1C 8H7 Tel: 705-728-5289 Regina, SK S4R 2B6 Tel: 506-857-2232 Sault Rapid Repair Tel: 306-525-1979 Medicine Hat Refrigeration ChemMark 1496 Wellington St. E. 666 17 Medicine Hat, AB T1A 4X7 122 Driscoll Avenue Chalk River, ON K0J 1J0 Tel: 705-759-3311 410 Lauriston Street
Satellite Mechanical Ltd. Tel: 506-855-4228 Tisdale Plumbing & Heating Tel: 306-653-2772 #1 – 5571 45 Red Deer, AB T4N 1L2 I Line Electric Ltd. R.R. #5, 823974 Massie Rd. Tel: 403-343-6122 280 Dalton Avenue Chatsworth, ON N0H 1G0 Tel: 705-235-4045 Oscar’s Electric Miramichi, NB E1V 3N9 Tel: 519-794-3633 310 Alexander St.
BRITISH COLUMBIA
Key Food Equip. Services Fundy Gas & Electric 39 Regal Road Chelmsford, ON P0M 1L0 180 – 3700 North Fraser 45 Glen Road Guelph, ON N1K 1B6 Tel: 705-671-6477 Yukon Appliance Sales & Serv. Burnaby, BC V5J 5H4 Saint John, NB E2H 2C9 Tel: 519-836-1090 9041 Quartz Road Tel: 604-433-4484 Jemm Service White Horse, YK Y1A 4Z5
Marsh & Sons Ventures 10411 – 95 Fort St. John, BC V1J 5Z4 14 Cooks Avenue Tel: 905-527-2525 Tel: 250-787-9733 Cornerbrook, NF A2H 1P1 R.G. Henderson & Son Ltd. Tel: 709-634-7588 J.I.K.S. Ind. Kitchen Serv. 100 Thorncliff Park Dr. J.D. Appliance Repairs 42 Groff Place, #4 Toronto, ON M4H 1G9 1965 Moss Crt. Domestic Service Centre Kitchener, ON N2E 2L6 Tel: 416-423-4357 Kelowna, BC V1Y 9L3 27 McCurdy Drive, Tel: 250-860-5057 Gander, NF A1V 1W5
Jemco Food Equip. Service 660A Justus Drive Waites Enterprises 7431 Industrial Road Harold Snow & Son Ltd. Kingston, ON K7M 4H4 626 South Drive Lantzville, BC V0R 2H0 451 Kenmount Road Tel: 613-384-1718 Summerside, PEI C1N 3Z7 Tel: 250-390-3244 St-John’s, NF A1B 3P9 Tel: 902-436-7509 Tel: 709-754-0330 A-1 Plumbing & Heating Sheridan Appliances P.O. Box 414 764 Chaparral Place Kamloops, BC V2C 5W4 Tel: 250-314-1722 Jerome Cameron 8487 19 R.R. #5, Salt Springs Action Rest. & Serv. Equip. Montreal, QC H1Z 4J2 Mark’s Rest. Services Antigonish, NS B2G 2L3 151 Bentley Street, #9 Tel: 514-723-5000 515 Dupplin Road, #3 Tel: 902-863-4528 Markham, ON L3R 3L1 Victoria, BC V8Z 1C2 Tel: 905-475-1499 L. Chasse Inc. Tel: 250-475-6275 Harry Rhyno Refrigeration 448 Richelieu 233 North Street Stell Mechanical Pointe au Pic, QC G5M 1C9 Key Food Services Bridgewater, Lun. Co. NS 25 Iron Street Tel: 418-723-9100 2740 Bridge St., #105 B4A 2V7 Etobicoke, ON M9W 5E3 Victoria, BC V8T 5C5 Tel: 902-543-4737 Tel: 905-569-8270 Majella Vaillancourt Tel: 250-920-4888 82 St. Cyrille Walker’s Electric Repco Restaurant Equip. Triumph Food Equip. Service 2608 Windsor Street 9208 Lundy’s Lane Tel: 418-862-2503 4671 Slocan Street Halifax, NS B3K 5C8 Niagara Falls, ON L2E 6S4 Vancouver, BC V5R 1Z8 Tel: 902-454-0291 Tel: 905-358-9071 Tel: 604-454-9326
st
St. N.E. 731 Wall Street 1810 Kings Road 370 Burnham Street 893 King Street W.
th
Street Winnipeg, MB R3G 2K8 Sydney, NS B1P 6W4 Pickering, ON L1W 2W5 Ville Vanier, QC G M 3K2 1
st
St. N. Electrical & Refrigeration Serv. 16 Lennox Dr., R.R. #2 Sarnia, ON N7T 7J2 Northcote Sales & Serv. Co.
th
Street S.W. EMR 52 Highway 17, P.O. Box 371
th
Street
th
Avenue Bob’s Electric Hamilton, ON L8L 3C4 Tel: 807-623-7851
NEW BRUNSWICK
Moncton, NB E1E 3R8 Tel: 613-584-2988 Saskatoon, SK S7K 0R5
Tel: 506-622-2214 Sudbury Rapid Service Whitehorse, YK Y1A 2L6 G.R. Garrity 23 Main Street T el: 867-667-2330
NEWFOUNDLAND
Tel: 709-256-7738 R.G. Henderson & Son Ltd.
NOVA SCOTIA
P.O. Box 83 Tel: 519-748-5361
Fundy Appliance Service Sure-Fix Food Equip. Serv. Truro, NS B2N 5B3 52 Vine Street S.
ONTARIO
Kitchenworks Rest. Equip. Sup 40 Golden Avenue
Barbers Rest. Eq. & Repairs 1211 Ford Street Tel: 867-668-4844
927 Barton Street E. Thunder Bay, ON P3A 4R8
Ilderton, ON N0M 2A0 Tel: 519-455-6559 Choquette CKS
ONTARIO
Tel: 905-685-0480 1355 11th Avenue Regina, SK S4P 0G8 W.J. Barnes & Son Tel: 306-352-0544
Sault Ste. Marie, ON P6A 2R1
South Porcupine, ON P0N 1H0
P.E.I.
QUEBEC
Riviere de Loup, QC G5R 2G8
Continued
th
Avenue
QUEBEC
Tel: 418-681-3944
SASKATCHEWAN
Evan’s Restaurant Serv.
YUKON
Puerto Rico
Gas Repair Equipment 7 St. N.E. #322 Puerto Nuevo San Juan, PR 00920 787-749-8044
31
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RACK TYPE DISHWASHER
BLAKESLEE
BLAKESLEE
Revised 11/2005
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