Franke Foodservice FRGSF-18G2 18002746 Service Manual

FRGSF Service Manual Table of Contents/Section 1.1
Section No. Content/Service Operation Created/Updated
1.1 Table of Contents 6-3-09
1.2A Franke Warranty Statement 5-12-09
1.2B Franke Service Commitment 5-4-09
1.3 FRGSF Trouble Shooting Tables 5-12-09
1.4 FRGSF Parts List 5-29-09
1.5 FRGSF Electric Schematics& Components 5-29-09
1.6 Control Settings & OperatingCharacteristics 6-3-09
[General Part Replacement]
2.1 General Service Instructions &Warnings 5-4-09
2.2 Front Door Gasket Replacement 5-4-09
2.3 Rolling Lid Gasket Replacement 5-4-09
2.4 Rolling Lid Roller/Bearing Replacement 5-4-09
2.5 Grill Product [Pan] Trolley Flat Bearing Replacement 5-4-09
2.6 LED Remote [Front] Temperature Display Replace. 5-4-09
2.6A LED Temperature Display Cable Replacement 5-4-09
2.7 Controller/Thermostat [Danfoss ETC1H] Replace. 5-4-09
2.8 Temperature Sensors/Cable Replacement 5-15-09
2.9 High Temp. Cutoff Switch Replacement 5-4-09
2.10 Evaporator Defrost Heater Replacement 5-29-09
2.11 Top Cable Heater(s) Replacement 5-4-09
2.12 Caster Replacement 5-5-09
2.13 Door Hinge Replacement 5-12-09
2.14 Power Cord Replacement 5-5-09
[Part or Component Adjustments]
3.1 Reverse Door Hinges/Change Front Door Swing 5-5-09
3.2 Adjust Door/Gasket Fit 5-5-09
3.3 Thermostat Adjustment/Adjust Set Temperature 5-12-09
3.4 Change Temperature Display From °F to °C 6-3-09
[Refrigeration System Repair & Replacement]
4.1 Basic [Operator] Maintenance Procedures 5-5-09
4.2 Condenser Fan Motor Replacement 5-12-09
4.3 Evaporator Fan Motor Replacement 5-12-09
4.4 Evaporator Coil Assembly Replacement 5-5-09
4.5 Start Relay & Replace Start Capacitor Replacement 5-5-09
4.6 Check System[Refrigerant] Pressure/Leaks 5-5-09
4.7 Repair System [Refrigerant] Leak 5-5-09
4.8 Filter/Drier Replacement 5-12-09
4.9 Expansion Valve Replacement 5-5-09
4.10 Replace Condenser/Compressor Package 5-5-09
For Technical Support, Call 800-537-2653. Copyright 2009Franke, Inc. All rights reserved.
FRGSF Service Manual Warranty/Section 1.2A
Franke New Equipment Limited Warranty
Franke Foodservice Systems (“Franke”)warrants new equipment manufactured in Franke’s own facilities and installed in the United States and Canada to be free of defects dueto poor materials or workmanship for the
period of time listed below (following thedate of original installation):
Franke- Manufactured Equipment
Stainless Steel Surfaces – Life of the equipmentCompressor -- 5 Year Extended Warranty, as detailed below
All Other Components– 2 Years Parts and Labor
5-Year Extended Compressor Warranty
Two Years from Date of Installation – Parts & Labor3rd through 5thYear from Date of Installation – Parts only
In accordance with the compressor manufacturer’s policy, the serialnumber plate affixed to the compressor must be returnedwith the service invoice before reimbursement will be made.
Exclusions: Certain Franke parts that are expendable by nature and that need to be replacedfrequently may not be covered. Franke is not liable under thesewarranties for repairs or damages due to improper operation,
attempted repairs or installation by unauthorizedpersons, alterations, waterquality, abuse, fire, flood, or acts of God. Additionally, this warrantymay be voided in the case of:
Failure to follow Franke instructions for use, careor maintenanceRemoval, alteration or defacingof the Franke-affixed serial number
This warranty isconditional upon Franke receiving noticeof any defect subject to this warranty withinthirty (30) days of its original discoveryby the Buyer.
Other Equipment (Not Manufactured by Franke)
Equipment not manufactured by Franke (commonly known as “buyouts” or purchasedgoods) and manufactured by other entities is coveredby the warranties, ifany, of such third-party manufacturers. Where such third party manufacturers provide warrantieson any or all portions of said “buyouts,”Franke agrees to
transfer all such warranties to the Buyer.
Rev. 1 5/09
For Technical Support, Call 800-537-2653. Copyright 2009 Franke, Inc. All rights reserved.
FRGSF Service Manual Service Commitment/Section 1.2B
The Franke Service Commitment
Franke Foodservice Systems’ TechnicalSupport Department and its third-partyService Network is committed to meeting the unique service needs of restaurantoperators. Accordingly, we strive toprovide thefollowing
response times to service requestsfor Franke-manufactured equipment:
1. Provide contact with the customer…
Within 30 minutes of requestfor service during normal business hours Within 90 minutes after normal business hours (includingweekends)
2. Perform service visit
The same day for emergency service* Within 24 hours for standard service
3. Target a 90% “first call” fix rate
4. Provide 90-day warranty on serviceperformed
*For the purposesof thiswarranty, “emergency”is defined as an equipment operating condition that poses an immediate risk to the safety of restaurantworkers or customers.
This response time breakdownapplies throughout the week and weekend. Due to varying customer locations, and varying serviceagent locationsand schedules, response rates may occasionally be extended. In these
situations, Franke Technical Support will workdirectly with the customer to find mutually suitable options. Franke reserves the right to use service agents outside of the stated Service Network.
Service Network
United States and Canada
Franke provides 24-hour, 7-day (24/7) response to customer service requests through itsown CallCenter. Whenever possible, Franke selects service agents who belong to the Commercial Food Equipment Service
Association (CFESA). Thistrade association currently has more than 450 members representing the U.S., Canada, Mexico and Puerto Rico.
When Franke cannotselect a CFESA member, itnonetheless adheres to the CFESA standard for qualified service agents in North America. Among them are:
24 Hour emergency service
Factory authorized warranty service
Factory trained and certified technicians
OEM parts availability
System for communication with field technicians
Performance of serviceagents, including their parts stocking abilities, call responsetime, service rates and customer satisfaction are monitoredby the Franke Field Service Department via online, written and phone
surveys. This Service Network list is updated annuallyby Franke Technical Support.
Contact Information:
Franke Technical Services 1-800-5FRANKE (1-800-537-2653); select option 2
Tech.Support@Franke.com
Rev. 1 5/09
For Technical Support, Call 800-537-2653. Copyright 2009 Franke, Inc. All rights reserved.
FRGSF Service Manual Advanced Troubleshooting Guide / Section 1.3
The Problem Possible Cause What To Check & Do
Breaker OK? Yes = Continue; No = Call electrician Main Power Not “ON”
Main Power “ON” But Freezer Does Not Run
Freezer Runs But No Temperature Is Displayed
Temperature Display Reads
Temperature But Freezer Does Not Cool To 0° F
Power not available to unit?
Receptacle OK? Yes = Continue; No = Call
electrician
Power cord OK? Yes = Continue; No = Replace power cord per
Section 2.14
Unplug Freezer power cord for 1 hour, then retry.
Compressor thermal overload tripped?
If problem reoccurs, ensure condenser coil is clear
of debris and cleaned, per PM Service Instructions
Test condenser electric components for defects or
failure, including: start-capacitor, start relay,
condenser fan motor & compressor.
Power disconnected to temperature controller Temperature controller disconnected from
Check input voltage to temperature controller.
Replace wiring harness if damaged.
Check output voltage at temperature controller.
Replace wiring harness to Condenser, if damaged
condensing unit Sensor cable is
Connect or replace sensor cable per Section 2.8
disconnected or damaged, from controller to freezer inner compartment Condenser Package is unplugged inside. Temperature controller
Check Condenser Package plug through right
service access panel. Plug in if unplugged or loose.
Replace defective component per Section 2.7
is defective Temperature sensor cable is disconnected
Connect or replace temperature sensor & cable per
Section 2.8
or damaged, from controller to freezer
inner compartment Communications cable
disconnected or
Connect or replace display communications cable
per Section 2.6A
damaged from controller to temperature display Temperature display is
Replace temperature display per Section 2.6
defective Set point too high
Door and/or Rolling Lid leaking cold air Evaporator fan not
Adjust thermostat setting, per Section 3.3
Inspect door and lid gaskets for damage. If needed
replace per Section 2.2 [Door] and/or 2.3 [Lid]
Replace evaporator fan per Section 4.3
functioning
For Technical Support, Call 800-537-2653. Copyright 2009 Franke, Inc. All rights reserved.
FRGSF Service Manual Advanced Troubleshooting Guide / Section 1.3
The Problem Possible Cause What To Check & Do
Check temperature controller circuit for defrost
heater. Does relay close when manual defrost is
initiated? If not, replace temperature controller per
Section 2.7
Check high temperature cutoff switch for proper
function. If needed, replace per Section 2.9
Check defrost heater integrity. If needed, replace
defrost heater per Section 2.10
Inspect service valves, lines, joints and
components for signs of leaks, kinks or restrictions.
Section 4.6. If leak is found, repair refrigeration
leak per Section 4.7
Ensure condenser coil is clean, unobstructed and
being cleaned every three months (or more
frequently, if needed) per FRGSF PMM Page
instructions. If dirty or obstructed, vacuum or brush
out condenser coiland notify unit manager.
Check condenser electrical components for defects
(start-capacitor, start-relay, condenser fan motor,
compressor, etc.) Replace if needed. (See Section
1.1 for specific section.)
Temperature Display Reads Temperature But Freezer Does Not
Cool To 0° F
[Continued]
Evaporator coil blocked with ice
Refrigerant charge is not correct or system has a leak. Check system pressure and check for leaks per
Condensing unit is not starting properly or is tripping on overload.
Rev. 1 5/09
For Technical Support, Call 800-537-2653. Copyright 2009 Franke, Inc. All rights reserved.
FRGSF Service Manual Parts List & Component Diagrams / Section 1.4
Model FRGSF-30G2 shown
Basic Repair Parts List
[Also See Section 2.1 for a Truck Stock List]
For FRGSF-18 For FRGSF-30 Part Description Quantity
19001773 19001986 Front Door Gasket 1 ea. 19002064 19001992 Top Rolling Door Gasket 1 ea. 19001991 19001991 Top Rolling Door Roller-Bearings 4 ea.
19000574 19000574 Top Door Roller Guide, Outer 1 ea. 19000575 19000575 Top Door Roller Guide, Inner 1 ea. 19000471 19000471 Product Trolley Rollers 4 ea.
3587145 3587145 Door Hinge, Edge Mount, Adjustable 2 ea.
19000436 19000436 Remote Temperature Display 1 ea. 19001011 19001011 Display Guard Bezel 1 ea.
19001093 19001093 Danfoss Controller/Thermostat 1 ea. 19001171 19001171 Remote Temperature Display Cable (19”) 1 ea.
19000648 19000648 Air Temperature Sensor & Cable 1 ea.
3588590 3588590 High Temperature Cutoff Switch 1 ea.
19000470 19000470 Defrost Sensor & Cable 1 ea. 19001156 19001157 Defrost Heater (Evaporator Coil) 1 ea.
19001793 19001794 Heat Wire, Front & Top 2 ea. 19002529 19002529 Swivel Caster with Brake 4 ea.
19001253 19001253 Condenser Fan Motor 1 ea. 19000454 19000454 Evaporator Fan Motor 1 ea. [-18], 2 ea. [-30]
19002059 19002060 Evaporator Coil 1 ea. 18002767 18002768 Evaporator Assembly 1 ea. 19001084 3589843 Start Capacitor 1 ea. 19001081 3589841 Start Relay 1 ea.
19001189 19001190 Thermostatic Expansion Valve 1 ea. 19001941 19001941 High Pressure Control 1 ea.
19001809 19001809 Filter/Dryer 1 ea. 19002054 19000362 Condensing Unit 1 ea. 19001076 19001078 Compressor (only) Kit 1 ea.
19000282 19000282 Cord-set [8-feet] 1 ea.
Rev. 1 5/09
For Technical Support, Call 800-537-2653. Copyright 2009 Franke, Inc. All rights reserved.
FRGSF Service Manual Electric Schematics / Section 1.5
FRGSF-18G2 & FRGSF-30G2 Wiring Harness
For Technical Support, Call 800-537-2653. Copyright 2009 Franke, Inc. All rights reserved.
FRGSF Service Manual Electric Schematics / Section 1.5
Danfoss SC12CLX.2 Compressor
(For: Model FRGSF-30G2)
For Technical Support, Call 800-537-2653. Copyright 2009 Franke, Inc. All rights reserved.
FRGSF Service Manual Electric Schematics / Section 1.5
Danfoss NF7CLX Compressor
(For: Model FRGSF-18G2)
Rev. 1 5/09
For Technical Support, Call 800-537-2653. Copyright 2009 Franke, Inc. All rights reserved.
FRGSF Service Manual Control Settings-Characteristics / Section 1.6
Control Settings & Operating Characteristics
(For Trouble Shooting Reference)
Danfoss Temperature Controller For More Information
Temperature Range Adjustable
Coldest Set Point(midpoint) -12degrees F Normal Cut Out -12 degrees F
Normal Set Point (midpoint) -7degrees F Normal Cut In -2degrees F Warmest Set Point (midpoint) -2degrees F
Compressor Protection Fixed
Minimum On Time 2 minutes Minimum Off Time 2 minutes
Fail Safe Mode (if sensor fails) Fixed
Error On Time 10 minutes Error Off Time 2.5 minutes
Defrost Settings Fixed
Termination Temp 60degreesF Minimum Time Allowed 10 minutes
Maximum Time Allowed 90 minutes Drip Time (heat off) 2 minutes
Defrost Based On Compressor On Time Fixed
Time Between Defrosts 3 hours
Fan Settings Fixed
During Defrost Off Delay After Defrost 3 minutes Start delay 1 minute
Display Features Adjustments
Select degrees F or C? Yes Adjust Temperature from display? Yes See Section 3.3 to change
Initiate Defrost from display? Yes Display During Defrost Cycle:
Display Update Frequency Every 10 seconds
dEF
See Section 3.3 of Service Manual for Adjusting Temperature
See Section 3.4 to change
See Section 4.1 to initiate defrost cycle
Normal Operating Pressures Normal Operating Amps
High Side (85 air to condenser) 235 PSIG FRGSF-30G2 5 – 6 Amps Low Side (-5 airinto coil) 13 PSIG FRGSF-18G2 8 – 9 Amps
High Pressure Safety Rated Operating Amps
Cut Out Setting 460 PSIG FRGSF-30G2 7 Amps Differential 30 PSIG FRGSF-18G2 10 Amps
Defrost High Limit Safety
Cut Out Setting 155 degrees F Differential 20degrees F
Rev. 1 6/09
For Technical Support, Call 800-537-2653. Copyright 2009 Franke, Inc. All rights reserved.
FRGSF Service Manual Parts Replacement / Section 2.1
WARNING:
2.1 An Introduction To FRGSF Service Manual
The Basics:
1) Technicians should be authorized to work on Franke Equipment and be EPA Certified and qualified to diagnose and repair refrigeration equipment.
2) The Franke Grill-Side Freezer comes in two sizes, the compact FRGSF-18 model and larger FRGSF-30 model.
3) Both FRGSF Models operate on 120-volt power and are provided with a grounded plug and 8’ power cord.
Unplug unit from its120-volt power source whenever servicing electrical components or removing the rear or side service access panels. Failure to unplug unit may result in electric shock, burns or death.
4) The FRGSF refrigeration system is charged with 18-20 ounces (.65 kg) of ozone-safe R404A refrigerant. See unit Data Plate and use site glass provided, when filling.
5) Only use R404A refrigerant when recharging this unit.
6) Always verify proper unit cleaning before replacing or repairing components. [See Section 4.1]
[Unit Model &Serial Number]
The FRGSF Unit Serial Number is located below the Model
Number & Data sticker, which is on the back of unit.
Suggested [On-Truck] Repair Parts:
We suggest the following to ensure a first-trip fix of FRGSF:
FRGSF-18 FRGSF-30 Description Qty.
19001773 19001986 Front Door Gasket 1 ea. 19002064 19001992 Top Rolling Door Gasket 1 ea.
19001991 19001991 Top Rolling Door Rollers 4 ea. 19000471 19000471 Product Trolley Rollers 4 ea. 19000436 19000436 Remote Temperature Display 1 ea.
19001093 19001093 Danfoss Controller/Therm. 1 ea. 19001171 19001171 Remote Temp. Display Cable 1 ea. 19000648 19000648 Temperature Sensor (Cable) 1 ea.
19001011 19001011 Display Guard Kit 1 ea. 19001157 19001159 Defrost Heater (Evaporator) 1 ea. 19000470 19000470 Defrost Sensor Cable 1 ea.
19002529 19002529 Swivel Caster w/Brake 4 ea. 19001253 19001253 Condenser Fan Motor 1 ea.
19000454 19000454 Evaporator Fan Motor 2 ea. 19001084 3589843 Start Capacitor 1 ea. 19001081 3589841 Start Relay 1 ea.
19001189 19001190 Thermostatic Expansion Valve1 ea. 19002054 19000362 Condensing Unit 1 ea. 19001076 19001078 Compressor Replacement Kit 1 ea.
19000282 19000282 PowerCord [8-foot] 1 ea. 3588590 3588590 High Temperature Cutoff 1 ea.
Tools Required:
[For Mechanical Systems Repair]
3/8” screwdriver¼” screwdriver
1/16” “mini” screwdriver1/8” Allen/hex wrench3/16” Allen/hex wrench
5/32” Allen/hex wrench5 mmAllen/hex wrench13 mmAllen/hex wrench7/16” box/socket wrenchRazor knifeNeedle nose pliers
Small wire cuttersRubber malletPlastic Wire Ties
[Also See Section 4.1]
Rev. 1 5/09
For Technical Support, Call 800-537-2653. Copyright 2009 Franke, Inc. All rights reserved.
FRGSF Service Manual Parts Replacement / Section 2.2
Rubber mallet
2.2 Front Freezer Door Gasket Replacement
[Model FRGSF-18 use Part No. 19001778] [Model FRGSF-30 use Part No. 19001986]
1) FRGSF Freezer should be unplugged and thefreezer compartment fully defrosted before proceeding.
2) Open freezer door and inspect the one-piece magnetic door gasket. If the gasket is torn or crushedso that it doesn’t completely seal around the door perimeter, it
should be replaced.
3) Remove the three hinge-to-frame Phillips screws from both door hinges using a power screwdriver with Phillips bit or a Phillips screwdriver. Being careful not to drop the door, place it on a non-mar surface, gasket side up.
4) Carefully remove the one-piece gasket from the slotted plastic extrusion built into the back of the freezer door.
[Note: Plastic extrusion can be easily damaged. Using a razor knife to separate the old gasket from its retaining tailpiece may facilitate this procedure. Carefully remove
the separated tailpiece from the slot by pulling toward each corner, using a small needle nose pliers. (See Photos 2 and 3.)
5) Take the new gasket and insert the tailpiece into the gasket-mounting slot. Align the corners and start at the top of the door. Continue around the door perimeter until
completely seated. [Tip: Place the door on a cushioned surface and carefully hammer the new gasket tailpiece into the slot around the door perimeter. IMPORTANT: Be careful not to break the rubber tailpiece.]
6) Re-install freezer door by replacing the three Phillips screws in each hinge bracket.
[Photo 1]
The GSF freezer door is equipped with a one-piece
magnetic door seal.
[Photo 2]
To speed replacement, cut away the old door gasket from its
tailpiece.
[Photo 3]
7) Test the replacement of the Freezer Door Gasket by:
8) Close the door and visually check the door seal and fit.
9) Plug power cord into 120-volt outlet. Allow compressor to
Power screwdriver w/PhillipsBitRazor knife
Needle nose pliers
For Technical Support, Call 800-537-2653. Copyright 2009 Franke, Inc. All rights reserved.
The gasket should expand slightly and seal completely against door frame. (See Section 3.2 for adjusting door.)
draw down Freezer Compartmenttemperature. Check with your hand around the full door perimeter for any
cold air leaks.
Tools Required:
Useneedle nose pliers to pull the gasket tailpiece from slot.
[Photo 4]
Align gasket tailpiecewith door slot and hammer carefully into
place around door perimeter.
Rev.1 5/09
RFGSF Service Manual Parts Replacement / Section 2.3
2.3 Top Roll-Back Door Gasket Replacement
[Model FRGSF-18 use Part No. 19002064] [Model FRGSF-30 use Part No. 19001992]
1) FRGSF Freezer should be unplugged and the freezer compartment fully defrosted before proceeding.
2) Roll back the top door, lift front edge and pull door clear of roller STOP depressions in freezer top.
3) Turn over door to gasket side, place door on a non-mar surface or the unit’s top, with the gasket side facing up.
4) Lift up inner edge of gasket material to expose the plate/retainer screws. Use a large Phillips screwdriver to remove all the screwsaround the perimeter of the door.
5) Lift retaining plate off gasket. It is OK to pry plate up with a large flat blade screwdriver or dull putty knife.
6) Take new one-piece door gasket [P/N 190002064 (FRGSF-18) or 19001992 (FRGSF-30)] position and align it inside the rolling lid door.
7) Take inner door/gasket retainer plate and insert it under one side of gasket. Gently work around top, bottom and
other side of plate, pulling gasket up and around plate. [IMPORTANT: Avoidusing sharp tools to lift or pry gasket material around the retaining plate.]
8) Make sure gasket retaining plate holes all line up, then insert and tighten all retaining screws.
9) Reposition the roll-back door on the freezer top with the two large plastic roller stop/guides to the case front.
[Photo 1]
Lift roll-back doorup and off FRGSF top and carefully place
up-side-down on freezer top.
[Photo 2]
Lift up gasket and remove all gasket retaining plate screws.
[Photo 3]
Test the replacement of the Roll-Back Door Gasket by:
10) Roll back the door to see if it moves freely. Release the door to see if it rolls forward unassisted and engages the roller depressions or stops.
11) Plug power cord into 120-volt outlet. Allow compressor to draw down Freezer Compartment temperature. Check with your hand around the front and sides of the door
where it meets the top, for significant cold air leaks.
After replacing gasket, position roll-back door with plasticroller
guides to unit front.
Tools Required:
Large Phillips screwdriverLarge flat blade screwdriver or
putty/utility knife
Rev. 1 5/09
For Technical Support, Call 800-537-2653. Copyright 2009 Franke, Inc. All rights reserved.
FRGSF Service Manual Parts Replacement / Section 2.4
2.4 Rolling Lid Door Roller Replacement
[4-each Part No. 19001991]
1) FRGSF Freezer should be unplugged and the freezer compartment fully defrosted before proceeding.
2) Roll back the top door, lift front edge and lift door clear of roller STOP depressions in freezer top.
3) Turn over door to gasket side and place door on a flat, non-mar surface, with the gasket side facing up.
4) Inspect each roller bearing to see if it is free of debris and turns easily.
5) If one or more bearings are stiff or show minor corrosion, lubricate with food-safevegetable-based oil.
6) If bearings are frozen [won’t rotate], badly corroded or damaged, replace with Part No. 19001991 by:
7) Using a Phillips Screw Driver and ¼” [6 mm] wrench, remove the M6-20 screw and matching acorn nut.
8) Position new bearing inside the door edge, insert new M6-20 screw,apply some removable thread locking
compound then screw on the acorn nut and tighten. [Repeat for each bearing that requires replacement.]
9) Reposition the roll-back door on the freezer top with the plastic guide rollers to the front.
Test the replacement of the Roll-Back Door Bearings by:
10) Roll back the door to see if it moves freely. Release the door to see if it rolls forward unassisted and engages the roller depressions or stops.
11) Plug power cord into 120-volt outlet. Allow compressor to draw down Freezer Compartment temperature. Check the door seal with your hand around the front and sides where it meets the top, for significant leaks of cold air.
[Photo 1] FRGSF-18 Model
The FRGSF top freezer door rolls on four bearings that act as
rollers or wheels.
[Photo 2] FRGSF-30 Model
Inspect all four bearings for foreign objects, corrosionand
damage.
[Photo 3]
Screw goes through door side, then the bearing. Add locking
compound, screw on andtighten the acorn nut to secure.
Tools Required:
Phillips Screw DriverAdjustable or ¼” [6 mm] wrench
Removable thread locking
compound
Rev. 1 5/09
For Technical Support, Call 800-537-2653. Copyright 2009 Franke, Inc. All rights reserved.
FRGSF Service Manual Parts Replacement / Section 2.5
2.5 Grill Product Trolley Roller Replacement
[4-each Part No. 19000471]
1) Roll back the top door, lift outinsert pan(s) and the rectangular (Optional) Secondary Grill Product Trolley.
2) The Trolley rolls on four stainless steel rollers with integrated bearings. Inspect each roller/bearing assembly to see if it is free of debris and spins easily.
3) If one or more bearings are stiff or show minor corrosion, lubricate with food-safevegetable-based oil. Wipe off any excess oil with a paper towel.
4) If a bearing is frozen [won’t spin], badly corroded or the wheel is damaged, replace with Part No. 19000471 by:
5) Using a flat blade screwdriver and ¼” [6 mm] wrench to remove the 1/4-20 x 1/2” screw and matching acorn nut.
6) Position new bearing outside the trolley frame. Insert the new screw from the bearing side, then through the trolley frame.
7) Apply removable thread locking compound then screw on the acorn nut and tighten. [Repeat for each bearing that requires replacement.]
8) Reposition the Grill Product Trolley inside thefreezer. Place the product pan(s) back into the trolley frame.
[Photo 1] – FRGSF-18 Model
The FRGSF Product Pan Trolley rolls on four roller bearings that
serve as wheels.
[Photo 2]
Remove trolley and inspect all four bearings for foreignobjects,
corrosion or rollerdamage.
Test the replacement of the Grill Product Trolley Bearings by:
9) While holding the Roll-Back Door open, pull the product trolley forward, then release it. It should smoothly roll back out-of-the-way,to provide unobstructed access to
frozen hamburger patties stored below the Secondary Grilled Product.
[Photo 3]
Screw goes through the bearing, then the trolley frame.Apply
thread locking compound to threads then screw on & tighten
acorn nut to secure.
Tools Required:
Flat blade screwdriverPliers, ¼” [6 mm] socket or
wrench
Removable thread locking
compound
Rev. 1 5/09
For Technical Support, Call 800-537-2653. Copyright 2009 Franke, Inc. All rights reserved.
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