Tennant 8210 User Manual

8210
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Operator Manual
www.tennantco.com
330190
Rev. 08 (3-2006)
*330190*
This manual is furnished with each new model. It provides
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necessary operation and maintenance instructions.
Read this manual completely and understand the ma­chine before operating or servicing it.
MACHINE DATA
This machine will provide excellent service. However, the best results will be obtained at minimum costs if:
S The machine is operated with reasonable care.
S The machine is maintained regularly - per the ma-
chine maintenance instructions provided.
S The machine is maintained with manufacturer sup-
plied or equivalent parts.
PROTECT THE ENVIRONMENT
Please dispose of packaging materials, old machine components such as batteries, hazardous fluids such as antifreeze and oil, in a safe environmentally way according to your local waste disposal regulations.
Always remember to recycle.
Please fill out at time of installation for future reference.
Model No.- 8210
Serial No.-
Machine Options --
Sales Rep. --
Sales Rep. phone no. --
Customer Number --
Installation Date --
Tennant Company
PO Box 1452 Minneapolis, MN 55440 Phone: (800) 553--8033 or (763) 523--2850
CALIFORNIA PROPOSITION 65 WARNING:
Engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
MAXPRO and ES are United States registered trademarks of the Tennant Company
Thermo Sentry is a United States trademark of Tennant Company.
Specifications and parts are subject to change without notice.
Copyright E 1998-- 2000, 2002--2006 TENNANT, Printed in U.S.A.

CONTENTS

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CONTENTS
Page
SAFETY PRECAUTIONS 3...................
OPERATION 7..............................
OPERATOR RESPONSIBILITY 7...........
MACHINE COMPONENTS 8...............
SYMBOL DEFINITIONS 9..................
CONTROLS AND INSTRUMENTS 1 1.....
OPERATION OF CONTROLS 12.........
DIRECTIONAL PEDAL 12.............
BRAKE PEDAL 13...................
PARKING BRAKE PEDAL 13..........
IGNITION SWITCH 13................
STEERING WHEEL 14...............
STEERING COLUMN TILT LEVER 14.. CHECK ENGINE LIGHT (GM ENGINE) 14
SCRUB SWITCH 15..................
SWEEP SWITCH 16..................
SIDE BRUSH SWITCH 16.............
HOURMETER 17....................
FUEL LEVEL GAUGE 17..............
HOPPER LEVER 18..................
MAIN SWEEP BRUSH DOWN
PRESSURE KNOB 18.............
SIDE BRUSH DOWN PRESSURE
HANDLE 19......................
CONTROL PANEL 19.................
SETTING THE DISPLAY CLOCK 20....
MAINTENANCE MODE 21............
RESETTING THE MAINTENANCE
TIMERS 22....................
DISABLING THE MAINTENANCE
MODE 23......................
OPERATING LIGHTS SWITCH 24.....
OPERATING/HAZARD LIGHT
SWITCH (OPTION) 24.............
SOLUTION FLOW SWITCH 24........
MANUAL FLOW VALVE 25............
ENGINE CHOKE KNOB
(FORD ENGINE) 25...............
SWEEP VACUUM FAN SWITCH 25....
HOPPER DOOR SWITCH 26..........
FILTER SHAKER SWITCH 26.........
EDGE SCRUB SWITCH 27............
SQUEEGEE SWITCH 27..............
ES SWITCH (OPTION) 28.............
DETERGENT PUMP SWITCH
(OPTION) 29.....................
ENGINE SPEED SWITCH 29..........
CHARGING SYSTEM LIGHT 30.......
ENGINE OIL PRESSURE LIGHT 30....
ENGINE WATER TEMPERATURE
LIGHT 30.........................
HOPPER TEMPERATURE LIGHT --
THERMO SENTRY 31.............
CLOGGED FILTER LIGHT (OPTION) 31
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HOPPER DOOR CLOSED LIGHT
(OPTION) 32.....................
HYDRAULIC FILTER BYPASS LIGHT
(OPTION) 32.....................
HORN BUTTON 32...................
CIRCUIT BREAKERS 33..............
FUSES (GM ENGINE) 33.............
OPERATOR SEAT 34.................
DELUXE SUSPENSION SEAT
(OPTION) 34.....................
HOPPER SUPPORT BAR 35..........
ENGINE COVER GAS SPRING 35.....
LATCHES 35........................
HOW THE MACHINE WORKS 36.........
PRE-OPERATION CHECKLIST 37........
CHANGING AN LPG FUEL TANK 38......
STARTING THE MACHINE 40............
SWEEPING, SCRUBBING, AND
BRUSH INFORMATION 42............
SWEEPING 44.........................
STOP SWEEPING 45...................
EMPTYING THE HOPPER 46............
FILLING THE TANKS 48.................
SCRUBBING 50........................
DOUBLE SCRUBBING 53................
STOP SCRUBBING 53..................
DRAINING AND CLEANING THE TANKS 54
STOP THE MACHINE 57................
POST-OPERATION CHECKLIST 59.......
ENGAGING HOPPER SUPPORT BAR 60. DISENGAGING HOPPER SUPPORT
BAR 62.............................
OPERATION ON INCLINES 63...........
TIE DOWNS 63.........................
MACHINE TROUBLESHOOTING 64......
MAINTENANCE 66........................
MAINTENANCE CHART 66..............
LUBRICATION 68.......................
ENGINE (FORD) 68..................
ENGINE (GM) 68....................
REAR WHEEL SUPPORT 69..........
FRONT WHEEL BEARINGS 70........
HOPPER LIFT ARM PIVOTS 70.......
SCRUB HEAD DRAG LINK ARMS 70...
HYDRAULICS 71.......................
HYDRAULIC FLUID RESERVOIR 71...
HYDRAULIC FLUID 72...............
HYDRAULIC HOSES 73..............
PROPELLING MOTOR 73.............
ENGINE 74............................
COOLING SYSTEM 74...............
AIR FILTER INDICATOR (OPTIONAL) 75
AIR FILTER 75.......................
FUEL FILTER (GASOLINE) 76.........
FUEL FILTER (GM LPG) 76...........
SPARK PLUGS 76...................
CRANKCASE VENTILATION SYSTEM 76
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INTAKE MANIFOLD (FORD) 76........
TIMING BELT (GM) 76................
BATTERY 77........................
BELTS AND CHAINS 78.................
ENGINE AND ACCESSORY PUMP BELT
(FORD) 78.......................
ENGINE BELT (GM) 78...............
STATIC DRAG CHAIN 79.............
DEBRIS HOPPER 80....................
HOPPER DUST FILTER 80............
REMOVING HOPPER DUST
FILTER 81.....................
THERMO SENTRY 81................
SCRUB HEAD 82.......................
BRUSHES 82...........................
MAIN SWEEP BRUSH 82.............
REPLACING MAIN SWEEP
BRUSH 83.....................
CHECKING AND ADJUSTING MAIN
SWEEP BRUSH PATTERN 85...
SIDE BRUSH 87.....................
REPLACING SIDE BRUSH 88......
SCRUB BRUSHES 89................
REPLACING THE SCRUB
BRUSHES 90..................
SOLUTION SYSTEM 90.................
RECOVERY TANK 90................
SOLUTION TANK 91.................
SQUEEGEES 91........................
REAR SQUEEGEE 91................
LEVELING THE REAR SQUEEGEE 92
ADJUSTING REAR SQUEEGEE
BLADE DEFLECTION 93........
SIDE SQUEEGEES 94..................
ADJUSTING THE SIDE SQUEEGEES 94
SQUEEGEE BLADES 94................
REAR SQUEEGEE 94................
REPLACING OR ROTATING REAR
SQUEEGEE BLADES 94........
SIDE SQUEEGEES 95..................
REPLACING SIDE SQUEEGEE
BLADES 95.......................
SKIRTS AND SEALS 96.................
REAR SKIRTS 96....................
BRUSH DOOR SEALS 96.............
HOPPER LIP SKIRTS 96..............
HOPPER SEALS 97..................
HOPPER DOOR SEALS 97...........
HOPPER FILTER SEALS 97...........
HOPPER VACUUM FAN SEAL 98......
TANK COVER SEALS 98.............
BRAKES AND TIRES 99.................
SERVICE BRAKES 99................
PARKING BRAKE 99.................
TIRES 99...........................
REAR WHEEL 99....................
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PUSHING, TOWING, AND
TRANSPORTING THE MACHINE 100... PUSHING OR TOWING
THE MACHINE 100.................
TRANSPORTING THE MACHINE 101...
MACHINE JACKING 103..................
STORING MACHINE 103.................
SPECIFICATIONS 104......................
GENERAL MACHINE PERFORMANCE 104.
POWER TYPE 105.......................
STEERING 105..........................
HYDRAULIC SYSTEM 106................
BRAKING SYSTEM 106..................
TIRES 106..............................
MACHINE DIMENSIONS 107..............
INDEX 108.................................
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8210 330190 (3-- 06)

SAFETY PRECAUTIONS

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SAFETY PRECAUTIONS
The following precautions are used throughout this manual as indicated in their description:
WARNING: To warn of hazards or unsafe practices that could result in severe personal injury or death.
FOR SAFETY: To identify actions that must be followed for safe operation of equipment.
CAUTION: To warn of unsafe practices that could result in minor or moderate personal injury.
The machine is suited to sweep disposable debris. Do not use the machine other than described in this Operator Manual. The machine is not designed for use on public roads.
The following information signals potentially dangerous conditions to the operator or equipment:
WARNING: Engine emits toxic gases. Severe respiratory damage or asphyxiation can result. Provide adequate ventilation. Consult with your regulatory authorities for exposure limits. Keep engine properly tuned.
WARNING: Raised hopper may fall. Engage hopper support bar.
WARNING: Lift arm pinch point. Stay clear of hopper lift arms.
WARNING: Moving belt and fan. Keep away.
WARNING: Flammable materials can cause an explosion or fire. Do not use flammable materials in tank(s).
WARNING: Flammable materials or reactive metals can cause explosion or fire. Do not pick up.
FOR SAFETY:
1. Do not operate machine:
-- Unless trained and authorized.
-- Unless operator manual is read and understood.
-- If it is not in proper operating condition.
-- In flammable or explosive areas unless designed for use in those areas.
-- In areas with possible falling objects unless equipped with overhead guard.
2. Before starting machine:
-- Check for fuel, oil, and liquid leaks.
-- Keep sparks and open flame away from refuelin g area.
-- Make sure all safety devices are in place and operate properly.
-- Check brakes and steering for proper operation.
3. When starting machine:
-- Keep foot on brake and directional pedal in neutral.
4. When using machine:
-- Use brakes to stop machine.
-- Go slow on inclines and slippery surfaces.
-- Use care when reversing machine.
-- Move machine with care when hopper is raised.
-- Make sure adequate clearance is available before raising hopper.
-- Do not carry passengers on machine.
-- Always follow safety and traffic rules.
-- Report machine damage or faulty operation immediately.
-- Follow mixing and handling instructions on chemical containers.
5. Before leaving or servicing machine:
-- Stop on level surface.
-- Set parking brake.
-- Turn off machine and remove key.
WARNING: Hot bumper. Keep away.
CAUTION: LPG engine will run for a few seconds after the key is turned off. Apply the partking brake before leaving the machine.
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SAFETY PRECAUTIONS
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6. When servicing machine:
-- Avoid moving parts. Do not wear loose jackets, shirts, or sleeves.
-- Block machine tires before jacking machine up.
-- Jack machine up at designated locations only. Block machine up with jack stands.
-- Use hoist or jack that will support the weight of the machine.
-- Wear eye and ear protection when using pressurized air or water.
-- Disconnect battery connections before working on machine.
-- Avoid contact with battery acid.
-- Avoid contact with hot engine coolant.
-- Allow engine to cool.
-- Keep flames and sparks away from fuel system service area. Keep area well ventilated.
-- Use cardboard to locate leaking hydraulic fluid under pressure.
-- Use Tennant supplied or approved replacement parts.
7. When loading/unloading machine onto/off truck or trailer:
-- Turn off machine.
-- Use truck or trailer that will support the weight of the machine.
-- Use winch. Do not drive the machine onto/off the truck or trailer unless the load height is 380 mm (15 in) or less from the ground.
-- Set parking brake after machine is loaded.
-- Block machine tires.
-- Tie machine down to truck or trailer.
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8210 330190 (6-- 03)
The following safety labels are mounted on the
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machine in the locations indicated. If these or any label becomes damaged or illegible, install a new label in its place.
FLAMMABLE SPILLS LABEL -- LOCATED ON THE SIDE PANEL OF THE OPERATOR COMPARTMENT.
HOPPER LIFT ARMS LABEL -- LOCATED ON BOTH HOPPER LIFT ARMS.
SAFETY PRECAUTIONS
EMISSIONS LABEL -- LOCATED ON THE SIDE PANEL OF THE OPERATOR COMPARTMENT.
ENGINE FAN AND BELT LABEL -- LOCATED ON THE RADIAT OR SHROUD.
8210 330190 (3-- 06)
HOT SURFACE LABEL -­LOCATED ON THE SIDE OF THE BUMPER
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SAFETY PRECAUTIONS
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LPG ENGINE WILL RUN LABEL-­LOCATED ON THE SIDE OF THE INSTRUMENT PANEL.
FLAMMABLE MATERIALS LABEL -- LOCATED ON THE SOLUTION TANK COVER & ON THE BA TTER Y TRA Y ON MACHINES WITH THE DETERGENT TANK OPTION.
FOR SAFETY LABEL -­LOCATED ON THE SIDE PANEL OF THE OPERATOR COMPARTMENT.
HOPPER SUPPORT BAR LABEL -- LOCATED ON THE HOPPER SUPPORT BAR AND ON BOTH HOPPER LIFT ARMS.
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HOPPER LIFT ARMS LABEL -- LOCATED ON BOTH HOPPER LIFT ARMS.
8210 330190 (9-- 05)
OPERATOR RESPONSIBILITY
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- The operator’s responsibility is to take care of the daily maintenance and checkups of the machine to keep it in good working condition. The operator must inform the service mechanic or supervisor when the required maintenance intervals occur as stated in the MAINTENANCE section of this manual.
- Read this manual carefully before operating this machine.
FOR SAFETY: Do not operate machine, unless operation manual is read and understood.
- Check the machine for shipping damage. Check to make sure machine is complete per shipping instructions.

OPERATION

OPERAT ION
- Keep your machine regularly maintained by following the maintenance information in this manual. We recommend taking advantage of a regularly scheduled service contract from your Tennant representative.
- Order parts and supplies directly from your authorized Tennant representative. Use the parts manual provided when ordering parts.
- After the first 50 hours of operation, follow the recommended procedures stated in the MAINTENANCE CHART.
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8210 330190 (1-- 98)
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OPERATION
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MACHINE COMPONENTS
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B
A
D
H
I
J
N
P
K
L
F
E
Q
G
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A. Control panel B. Steering wheel C. Operator seat D. Engine cover E. Engine side door F. Rear squeegee G. Side squeegee H. Sweeping brush access door I. Hopper cover J. Hopper dust filter K. Solution tank L. Recovery tank M. Main sweeping brush N. Side brush O. Scrub brushes P. Detergent tank (option) Q. Scrub head
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8210 330190 (6-- 04)
SYMBOL DEFINITIONS
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These symbols identify controls, displays, and features on the machine:
Hazard light Recovery tank full
Operating lights Filter clogged
Hopper door open Hopper temperature -- Thermo Sentry
Hopper door close Diagnostics
Hopper raise Gasoline fuel only
OPERATION
Hopper lower Hourmeter
Filter shaker Fan
Side brush down and on ES (option)
Side brush up and off Detergent flow
Main brush down and on Scrub brush edge clean
Main brush up and off Scrub brushes down and on
Charging system Rear squeegee down and vacuum on
Engine oil pressure Engine
Engine water temperature Variable pressure
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OPERATION
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Parking brake Circuit breaker 1
Solution flow Circuit breaker 2
Side brush down pressure light Circuit breaker 3
Side brush down pressure heavy Circuit breaker 4
Main sweep brush down pressure light Circuit breaker 5
Main sweep brush down pressure heavy Circuit breaker 6
Horn Circuit breaker 7
Hydraulic fluid only Circuit breaker 8
Jackpoint Check Engine
Steering tilt
50 hour required maintenance interval
100 hour required maintenance interval
200 hour required maintenance interval
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400 hour required maintenance interval
800 hour required maintenance interval
8210 330190 (6-- 04)
CONTROLS AND INSTRUMENTS
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OPERATION
P
L
N
G
H
K
R
S
T
U
B
I
J
V
Y
W
AA
X
Z
C
M
O
BB
D
F
E
Q
A
A. Directional pedal V. Clogged filter light (option) B. Brake pedal W. Hopper door closed light (option) C. Parking brake pedal X. Hydraulic filter bypass light (option) D. Ignition switch Y. Horn button E. Steering wheel Z. Circuit breakers F. Steering column tilt lever AA. Engine choke knob (FORD engine) G. Hopper lever BB. Check Engine Light (GM engine) H. Operator seat I. Operating lights switch J. Operating/hazard lights switch
(option) K. Solution flow switch L. Control panel M. Multi--function switches (6) N. Display screen O. TENNANT logo switch P. Main brush down pressure knob Q. Side brush down pressure handle R. Charging system light S. Engine oil pressure light T. Engine water temperature light U. Hopper temperature light --
Thermo Sentry
8210 330190 (3-- 06)
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OPERATION
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OPERATION OF CONTROLS
DIRECTIONAL PEDAL
The directional pedal controls direction of travel and the propelling speed of the machine. Change the speed of the machine with the pressure of your foot; the harder you press the pedal, the faster the machine travels.
Forward: Press the top of the directional pedal with the toe portion of your foot.
Reverse: Press the bottom of the directional pedal with the heel of your foot.
Neutral: Take your foot off the directional pedal and it will return to the neutral position.
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8210 330190 (1-- 98)
BRAKE PEDAL
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The brake pedal stops the machine.
Stop: Take your foot off the directional pedal and let it return to the neutral position. Step on the brake pedal.
PARKING BRAKE PEDAL
The parking brake pedal sets and releases the front wheel brakes.
Set: While pressing the brake pedal as far as it will go, set the parking brake by pressing the parking brake pedal with the toe portion of your foot.
OPERATION
FOR SAFETY: Before leaving or servicing machine; stop on level surface, set parking brake, turn off machine and remove key.
Release: Press on the brake pedal to unlock the parking brake pedal.
IGNITION SWITCH
The ignition switch starts and stops the engine with a key.
FOR SAFETY: When starting machine, keep foot on brake and directional pedal in neutral.
Start: Turn the key all the way clockwise. Release the key as soon as the engine starts.
Stop: Turn the key counter-clockwise.
CAUTION: LPG engine will run for a few seconds after the key is turned off. Apply the partking brake before leaving the machine.
NOTE: T o protect the GM engines emmision components LPG machines, the engine will continue to operate for a few seconds after the switch is turned off.
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OPERATION
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STEERING WHEEL
The steering wheel controls the machine’s direction. The machine is very responsive to the steering wheel movements.
Left: Turn the steering wheel to the left.
Right: Turn the steering wheel to the right.
STEERING COLUMN TILT LEVER
The steering column tilt handle controls the angle of the steering wheel.
Adjust: Pull out the tilt handle, then move the wheel to the desired position and release the tilt handle.
CHECK ENGINE LIGHT (GM ENGINE)
The check engine light comes on if the engines control system detects a fault during machine operation.
If the check engine light comes on while operating the machine, contact a TENNANT service representative.
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8210 330190 (6-- 04)
SCRUB SWITCH
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The scrub switch controls the scrubbing operations. The scrub switch also sets the scrub brush pressure.
The scrubbing operations include the functions described below . The scrub head lowers and the scrub brushes activate. The rear squeegee will lower and the vacuum fan will start. The solution system will start, if the solution flow switch is on. Also, the optional ES system and detergent pump will start, if the switches are on. The engine speed will change to fast.
OPERATION
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Start: Press the scrub switch. The indicator light next to the switch will illuminate.
Stop: Press the scrub switch. The indicator light next to the switch goes out.
Scrub brush pressure: Press and hold the scrub switch. The brush pressure will scroll through four settings. The heaviest or fourth brush pressure setting is called Super Scrub. The pressure setting selected when the switch is released will be the new default brush pressure setting.
The brush pressure can be set into four different positions. Under normal conditions, the brush pressure should be set in the minimum settings (one or two downward arrows). Under heavy grime conditions, the brush pressure should be set in the maximum settings (three or four downward arrows). The fourth brush pressure setting (Super Scrub) is not available when the machine is scrubbing and sweeping simultaneously. Travel speed and floor conditions will affect the scrubbing performance.
NOTE: The brush pressure setting and the detergent flow rate will default to the last settings used when the scrubbing operations are started again.
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NOTE: The scrub head will raise when the directional pedal is in the neutral position. The rear squeegee will raise when the directional pedal is in the reverse position.
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OPERATION
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SWEEP SWITCH
The sweep switch controls the sweeping operations.
If the sweep switch is pressed while the machine is idle or in the scrub mode, the hopper door will open, the main sweeping brush will lower and activate, the sweep vacuum fan will activate, the side brush will lower and activate, and the engine speed will increase to the fast speed.
Sweeping operations on: Press the sweep switch. The indicator light next to the switch will illuminate.
Sweeping operations off: Press the switch again. The indicator light next to the switch will go out.
Sweeping in wet conditions: Press the vacuum fan switch to disable the fan. The indicator light next to the switch will go out.
NOTE: If the hopper is raised, even slightly, the raised hopper icon will replace the sweep icon on the control panel display and the sweeping operations will not start.
SIDE BRUSH SWITCH
The side brush switch controls the side brush position and rotation. The main sweeping brush must be operating for the side brush to work.
NOTE: The side brush operates automatically when the main sweeping brush starts operating. To sweep without using the side brush, press the side brush switch.
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Up and Off: Press the switch again. The indicator light next to the switch will go out.
Down and On: Press the switch. The indicator light next to the switch will illuminate.
NOTE: The side brush operates automatically when the main sweeping brush starts operating. To sweep without using the side brush, press the side brush switch.
NOTE: If the hopper is raised, even slightly, the raised hopper icon will replace the sweep icon on the control panel display and the sweeping operations will not start.
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8210 330190 (1-- 98)
HOURMETER
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The hourmeter records the number of hours the machine has been operated. Check the hourmeter regularly; this information is used to determine when to perform routine machine maintenance.
FUEL LEVEL GAUGE
The fuel level gauge indicates the amount of fuel remaining in the fuel tank. When the indicator bar is fully shaded, the fuel tank is full. The fuel tank is nearly empty when only a small portion of the indicator bar remains shaded. Refill the fuel tank as soon as possible.
NOTE: Do not use leaded fuels. The use of leaded fuels will cause permanent damage to the system’s oxygen sensor and catalytic converter.
LPG powered machine: The fuel gauge is located on the top of the LP tank.
OPERATION
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OPERATION
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HOPPER LEVER
The hopper lever raises and lowers the hopper.
Hopper up: Turn off all scrubbing and sweeping functions. Pull and hold the hopper lever backward until the hopper reaches the desired height.
Hold: Release the hopper lever into the middle position.
WARNING: Raised hopper may fall. Engage hopper support bar.
Hopper down: Push the hopper lever forward until the hopper has lowered completely.
NOTE: The main sweeping brush, side brush, and sweep vacuum fan will stop operating when the hopper is raised. If the sweep vacuum fan, side brush switch, or the main brush switch is pressed while the hopper is raised, none of the sweeping operations will activate and the raised hopper icon will appear on the control panel.
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MAIN SWEEP BRUSH DOWN PRESSURE KNOB
The main brush down pressure knob changes the amount of contact the main brush has with the surface being swept.
Increase: Turn the main brush down pressure knob counter--clockwise.
Decrease: Turn the main brush down pressure knob clockwise.
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8210 330190 (1-- 98)
SIDE BRUSH DOWN PRESSURE HANDLE
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The side brush down pressure handle changes the amount of contact the side brush has with the surface being swept.
Increase: Turn the side brush down pressure handle counter-clockwise.
Decrease: Turn the side brush down pressure handle clockwise.
CONTROL PANEL
The sweeping and scrubbing functions are activated by the control panel. Features of the control panel include six multi--function buttons and graphics icons which display the current state of the sweeping and scrubbing functions. The control panel also features a display clock for operator convenience, and a maintenance mode that prompts the operator when to perform routine machine maintenance.
OPERATION
By pressing the TENNANT logo, the operator can cycle the control panel display through the different function screens. Each function screen allows the operator to enable or disable different sweeping or scrubbing functions.
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OPERATION
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SETTING THE DISPLAY CLOCK
1. Turn the machine off.
2. Press and hold the TENNANT logo button while turning the ignition key to the ON position. DO NOT start the engine. The ON position is between the STOP and ST ART positions. Continue to press the TENNANT logo button until the RESET PRESSURE screen appears on the display. Release the logo button.
3. Press and release the TENNANT logo button. The ADJUST TIME screen will appear on the screen.
4. Press the switch next to ADJUST TIME.
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Input Display
5. Set the time, date, and choose between the 12 or 24 hour clock modes by moving the underline through the display by pressing the switches next to the direction arrows. Increase the value of the underlined segment by pressing the switch next to the positive (+) icon. Decrease the value of the underlined segment by pressing the switch next to the negative (--) icon.
6. Exit the ADJUST TIME function by pressing the TENNANT logo switch.
7. Turn the key to the off position.
Edge Scrub
Adjust Time
+ _
12 : 00 AM
--
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8210 330190 (1-- 98)
MAINTENANCE MODE
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The maintenance mode allows the operator to monitor and reset the elapsed time between six different regular maintenance requirements.
When the maintenance mode is enabled, an alarm will sound and an icon representing a maintenance function will appear on the display each time machine is started if one or more of the maintenance timers goes past its recommended interval. Each time the required maintenance function is performed, the timer for that function should be reset.
OPERATION
12 : 16 PM
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OPERATION
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RESETTING THE MAINTENANCE TIMERS
1. Turn the machine off.
2. Press and hold the TENNANT logo button while turning the ignition key to the ON position. DO NOT start the engine. The ON position is between the STOP and ST ART positions. Continue to press the TENNANT logo button until the RESET PRESSURE screen appears on the display. Release the logo button.
3. Press and release the TENNANT logo button two more times. The SELF TEST screen will appear on the display.
4. Press the switch next to DISPLAY MAINT.
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Self Test
Each maintenance item is represented by an icon with the recommended maintenance interval printed in hours below it. The lower right--hand corner of the screen displays the number of hours that have elapsed since the maintenance timer was last reset and the date it was last reset. The switch at the upper right--hand corner of the screen will reset the hour counter for each maintenance item. Reset the maintenance timer each time the maintenance function represented by the icon is performed. The operator can scroll through the six maintenance function screens by pressing the TENNANT logo button.
To determine which routine maintenance function each icon represents, see the SYMBOL DEFINITIONS section of this manual.
Display Maint.
Enable Maint.
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800
0800
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8210 330190 (1-- 98)
5. Exit the DISPLAY MAINT. function by
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pressing the TENNANT logo switch until all six maintenance mode screens have been displayed.
6. Turn the key to the off position.
DISABLING THE MAINTENANCE MODE
When the maintenance mode is disabled, the flashing icon and alarm will not appear and sound when the machine is started if one or more of the maintenance timers goes past its recommended interval.
1. Turn the machine off.
2. Press and hold the TENNANT logo button while turning the ignition key to the ON position. DO NOT start the engine. The ON position is between the STOP and ST ART positions. Continue to press the TENNANT logo button until the RESET PRESSURE screen appears on the display. Release the logo button.
3. Press and release the TENNANT logo button two more times. The SELF TEST screen will appear on the display.
OPERATION
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4. Press the switch next to ENABLE MAINT.
NOTE: If the light next to the ENABLE MAINT. switch is not illuminated, the maintenance mode is currently disabled.
NOTE: When the maintenance mode is disabled, the maintenance timers continue to record the elapsed time between maintenance intervals. To view the elapsed time between each of the six default maintenance intervals, press the switch next to Display Maint.. Press the TENNANT logo button to scroll through the maintenance function screens.
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Self Test
Display Maint.
Enable Maint.
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OPERATION
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OPERATING LIGHTS SWITCH
The operating lights switch powers the headlights and taillights on and off.
On: Press the top of the operating lights switch.
Off: Press the bottom of the operating lights switch.
OPERATING/HAZARD LIGHT SWITCH (OPTION)
The operating/hazard light switch powers the headlights and taillights, and the revolving hazard light (option) on and off.
Operating lights on: Press the top of the hazard light switch.
Operating lights/Hazard light (option) on: Press the bottom of the hazard light switch.
All lights off: Set the the hazard light switch in the middle position.
SOLUTION FLOW SWITCH
The solution flow switch controls the amount of solution that flows to the floor while scrubbing.
(1) Low: Press the top of the switch. Use this flow rate for smooth floors and light dirt.
(0) Off: Press the middle of the switch.
(2) High: Press the bottom of the switch. Use this flow rate for rough floors and heavy or compacted dirt.
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MANUAL FLOW VALVE
Home
The machine is equipped with a manually adjustable solution flow valve that is located on the right side of the scrubhead. The valve can be adjusted to dispense either more or less solution. Contact your TENNANT representative with solution flow rate questions.
Maximum flow: Turn the flow lever to the horizontal position.
Minimum flow: Turn the flow lever to the vertical position.
ENGINE CHOKE KNOB (FORD ENGINE)
The engine choke knob controls the engine choke on FORD gasoline powered machines.
On: For cold starting, pull the engine choke knob out.
OPERATION
Off: Push the engine choke knob in.
SWEEP VACUUM FAN SWITCH
The sweep vacuum fan switch starts and stops the sweep vacuum fan. Do not operate the vacuum fan when sweeping in wet conditions.
Start: Press the switch. The indicator next to the switch will illuminate.
Stop: Press the switch. The indicator light next to the switch will go out.
NOTE: The sweep vacuum fan activates automatically when the main sweeping brush starts operating. The sweep vacuum fan will not activate unless the main sweeping brush is operating.
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NOTE: The sweep vacuum fan will not start if the hopper is raised, even slightly. If the sweep vacuum fan switch is pressed while the hopper is raised, the sweep vacuum will not start and the raised hopper icon will appear on the control panel.
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OPERATION
Home
HOPPER DOOR SWITCH
The hopper door switch opens and closes the hopper door.
NOTE: The hopper door icon only appears when the hopper is raised.
Open: Press the switch. The indicator light next to the switch will illuminate and the icon will indicate the door is open.
Close: Press the switch. The indicator next to the switch will go out and the icon will indicate the door is closed.
NOTE: The hopper door opens automatically when the main sweeping brush starts operating. The hopper door closes automatically when the machine is started or if the main sweeping brush is not operating.
FILTER SHAKER SWITCH
The filter shaker switch starts the hopper dust filter shaker. The shaker automatically operates for 30 seconds.
NOTE: If the machine begins to create an excessive amount of dust while sweeping, press the filter shaker switch.
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Start: Press the filter shaker switch. The indicator light will remain on while the filter shaker is operating.
NOTE: The filter shaker will activate automatically for a short time each time the sweeping operations are stopped. The vacuum system will not operate while the filter shaker is operating.
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8210 330190 (1-- 98)
EDGE SCRUB SWITCH
Home
The edge scrub switch extends the scrub head to the right to allow close edge scrubbing.
OPERATION
Out: Press the edge scrub switch during scrubbing. The indicator light next to the switch will illuminate.
In: Press the edge scrub switch. The indicator light next to the switch will go out.
SQUEEGEE SWITCH
The squeegee switch controls the position of the rear squeegee. The rear squeegee can be operated separately from the scrub brushes for the purpose of picking-up excess water without scrubbing.
Lower: Press the squeegee switch. The indicator light next to the switch will illuminate.
Raise and stop: Press the squeegee switch. The indicator light above the switch goes off. There will be a slight delay before the vacuum shuts off.
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NOTE: The rear squeegee lowers and scrubbing vacuum starts automatically when the scrubbing operations start.
NOTE: The rear squeegee will raise and the scrubbing vacuum will shut off after a short delay when the machine travels in reverse.
NOTE: The rear squeegee will raise and the scrubbing vacuum fan will shut off after a short delay when the scrubbing operations are shut off.
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OPERATION
Home
ES SWITCH (OPTION)
The ES switch turns the extended scrub system on and off . When the machine is started, the ES switch will default to the last setting used.
NOTE: The ES icon only appears after the scrub functions have been activated.
On: Press the ES switch. The indicator light next to the switch will illuminate.
Off: Press the ES switch. The indicator light next to the switch will go out.
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