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Tennant 7200, Operator'S Manual

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Tennant 7200 Operator'S Manual Download Page 9

OPERATION

7

7200 330040 (9--05)

CONTROL PANEL SYMBOLS

These symbols identify controls and displays on

the machine:

Key switch

Circuit breaker #2

Battery charge

Circuit breaker #3

Scrubbing

Circuit breaker #4

Squeegee

Circuit breaker #5

Brush pressure

Circuit breaker #6

ES -- Extended Scrub (Option)

Circuit breaker #7

FaST

Circuit breaker #8

Recovery tank full

Circuit breaker #9

Solution flow

Circuit breaker #10

Pre--Sweep (option)

Circuit breaker #11

Dust control (option)

Circuit breaker #12

Circuit breaker #1

Summary of Contents for 7200

Page 1: ...7200 330040 www tennantco com 330040 Rev 12 4 2007 The Safe Scrubbing AlternativeR Rider Scrubber Operator Manual North America International ...

Page 2: ...ing materials old machine components such as batteries hazardous fluids such as antifreeze and oil in an environmentally safe way according to local waste disposal regulations Always remember to recycle MACHINE DATA Please fill out at time of installation for future reference Model No Serial No Machine Options Sales Rep Sales Rep phone no Customer Number Installation Date Tennant Company PO Box 14...

Page 3: ...ILLING THE TANKS 25 SCRUBBING 27 DOUBLE SCRUBBING 30 OPERATION ON INCLINES 30 STOP SCRUBBING 31 DRAINING AND CLEANING THE TANKS 33 STOP THE MACHINE 37 POST OPERATION CHECKLIST 38 Page OPTIONS 39 SIDE BRUSH 39 PRE SWEEP For machines serial number 008300 and above 40 TO EMPTY THE PRE SWEEP DEBRIS HOPPER 41 TO REMOVE THE PRE SWEEP ASSEMBLY 43 TO MOUNT THE PRE SWEEP ASSEMBLY 44 POWER WAND 46 VACUUM WA...

Page 4: ...SKIRTS AND SEALS 93 PRE SWEEP SIDE SKIRTS OPTION 93 PRE SWEEP RECIRCULATION SKIRT OPTION 93 PRE SWEEP REAR SKIRT OPTION 93 BELTS AND CHAINS 94 SCRUB BRUSH DRIVE BELTS 94 PRE SWEEP BRUSH MOTOR BELT OPTION 94 PRE SWEEP BRUSH DRIVE BELT OPTION 94 STATIC DRAG CHAIN 95 STEERING GEAR CHAIN 95 TIRES 96 PUSHING TOWING AND TRANSPORTING THE MACHINE 96 PUSHING OR TOWING THE MACHINE 96 TRANSPORTING THE MACHIN...

Page 5: ... and authorized Unless operation manual is read and understood In flammable or explosive areas unless designed for use in those areas 2 Before starting machine Make sure all safety devices are in place and operate properly Check brakes and steering for proper operation if so equipped 3 When using machine Go slow on inclines and slippery surfaces Use care when backing machine Follow mixing and hand...

Page 6: ...maged or illegible install a new label in its place BATTERY CHARGING LABEL LOCATED ON AND UNDERNEATH THE SEAT SUPPORT FLAMMABLE SPILLS LABEL LOCATED ON THE SEAT SUPPORT FOR SAFETY LABEL LOCATED ON THE SEAT SUPPORT FLAMMABLE MATERIALS LABEL LOCATED ON THE UNDERSIDE OF THE TANK COVER AND ON THE LEFT SIDE OF THE OPERATOR COMPARTMENT 350656 ...

Page 7: ... 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 Keep your machine regularly maintained by following the maintenance information in this manual We recommend taking advantage of a regularly scheduled service contract f...

Page 8: ...B C D E F G H I J K L 353673 A Solution tank B Tank Cover C Recovery tank D Vacuum fan inlet screen E Rear squeegee F Side squeegee G Scrub head H Pre Sweep assembly option I Pre Sweep side brush es option J Batteries K FaST PAK L FaST solution system ...

Page 9: ...ery charge Circuit breaker 3 Scrubbing Circuit breaker 4 Squeegee Circuit breaker 5 Brush pressure Circuit breaker 6 ES Extended Scrub Option Circuit breaker 7 FaST Circuit breaker 8 Recovery tank full Circuit breaker 9 Solution flow Circuit breaker 10 Pre Sweep option Circuit breaker 11 Dust control option Circuit breaker 12 Circuit breaker 1 ...

Page 10: ... ES Extended Scrub switch option or FaST switch J Key switch K Power kill switch L Operating lights switch M Power wand switch option N Recovery tank clean out port O Solution flow lever P Operator console Q Seat adjustment lever R Use and care guide S Directional pedal T Parking brake pedal U Brake pedal V Circuit breakers W Horn button X Dust control switch option Y Pre Sweep switch option Z Sid...

Page 11: ... Press the top of the directional pedal with the upper part of your foot NOTE A seat switch is located under the operator seat If there is no weight on the operator seat the machine WILL NOT propel in any direction Reverse Press the bottom of the directional pedal with the heel of your foot When the directional pedal is placed into the reverse position the rear squeegee will automatically raise Af...

Page 12: ... pedal as far as it will go set the parking brake by pressing the parking brake pedal with the toe portion of your foot FOR SAFETY Before leaving or servicing machine stop on level surface set parking brake turn off machine and remove key Release Press the brake pedal to unlock the parking brake pedal PARKING BRAKE LIGHT For machines serial number 010515 and above The parking brake light comes on ...

Page 13: ...e power Release the power kill switch by turning it to the right Turn the key switch off then turn the key fully clockwise and release it to the on position 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 HOURMETER The hourmeter records the number ...

Page 14: ...tteries The support arm automatically engages when the seat is lifted all the way up Lower the seat support by slightly raising it while pushing the support arm inward SOLUTION FLOW LEVER The solution flow lever controls the amount of solution that flows to the floor while scrubbing Increase solution flow Push the lever forward Decrease solution flow Pull the lever backward NOTE The machine is equ...

Page 15: ...ht moves to the right across the display Travel speed and floor conditions will affect the scrubbing performance Under normal conditions the brush pressure should be set in the one of the minimum settings Set the brush pressure in one of the maximum settings to scrub a heavily soiled floor Change brush pressure Press and hold the scrubbing switch The pressure indicator light will cycle through the...

Page 16: ...ub switch On Press the FaST switch The indicator light above the switch will illuminate Off Press the FaST switch The indicator light above the switch will turn off NOTE The FaST system will not start until the directional pedal is pressed NOTE To use the machine for conventional scrubbing disable the FaST system by turning the FaST switch off NOTE Do not enable the FaST system with conventional c...

Page 17: ...ged all four indicator lights are lit As the batteries discharge the indicator lights will go out from right to left The batteries should be recharged when the indicator on the left flashes When the indicator flashes all scrubbing functions will shut off automatically Drive the machine to the battery charging area and charge the batteries immediately after the battery discharge indicator begins to...

Page 18: ...he top of the switch The indicator light will illuminate and the dust control system will start spraying when the machine propels forward The water will only spray for five seconds every two minutes NOTE The dust control system will only operate if the Pre Sweep option is on Off Press the bottom of the switch The indicator light will turn off The dust control system will stop spraying SIDE BRUSH P...

Page 19: ...y need to be reset Circuit breaker 12 is located inside the Pre Sweep assembly option If the overload that caused the circuit breaker to trip is still present the circuit breaker will continue to stop current flow until the problem is corrected The chart below shows the circuit breakers and the electrical components they protect Circuit Breaker Rating Circuit Protected CB1 10 A Machine power CB2 1...

Page 20: ...s replace the fuse with a fuse of the same amperage The fuse is located behind the operator console Access the fuse by lowering the operator console Fuse Rating Circuit Protected FU 1 80 A Propelling STEERING WHEEL The steering wheel controls the machine s direction of travel Left Turn the steering wheel to the left Right Turn the steering wheel to the right ...

Page 21: ...he squeegee Increase end deflection Turn the squeegee leveling knob counter clockwise to increase the deflection at the end of the squeegees Decrease end deflection Turn the squeegee leveling knob clockwise to decrease the deflection at the end of the squeegees SIDE SQUEEGEE DOWN PRESSURE CONTROLS The side squeegee down pressure controls increase or decrease the amount of the side squeegee pressur...

Page 22: ...As the machine propels forward the squeegee wipes the dirty solution from the floor The suction created by the vacuum fan then draws the dirty solution from the squeegee into the recovery tank The directional pedal controls the speed and direction of the machine The brake pedal slows and stops the machine When using the ES mode option the dirty solution in the recovery tank is filtered and returne...

Page 23: ...h all double scrubbing and heavy duty scrubbing applications Using the FaST system can increase productivity by 30 by reducing your dump fill cycle It will also reduce chemical usage and storage space One FaST PAK of concentrated agent can scrub up to 1 million sq ft NOTE Do not enable the FaST system with conventional cleaning detergents in the solution tank Drain rinse and refill the solution ta...

Page 24: ... is empty and clean ES machines Check that the ES filter is clean Check the recovery tank cover seals for wear or damage Check that the vacuum fan inlet filter is clean FaST Scrubbing Check the FaST PAK concentrate agent level replace carton as needed See the INSTALLING THE FaST PAK AGENT section of the manual FaST Scrubbing Check that all conventional cleaning agents restorers are drained and rin...

Page 25: ... a substitute machine damage will result FOR SAFETY When using machine always follow the handling instructions on chemical container 2 Empty the solution tank See DRAINING AND CLEANING THE TANKS section of the manual NOTE When scrubbing with the FaST system use clean water only Do not add cleaning agents in the solution tank Conventional cleaning agents restorers may cause failure to the FaST solu...

Page 26: ...inutes prior to operating the FaST system If the detergent does not flow out of the FaST PAK simply squeeze and release the hose several times If the previous FaST PAK was run dry it may take up to 7 10 minutes of operation to remove any air pockets in the system before you achieve maximum foaming STARTING THE MACHINE 1 You must be in the operator s seat with the directional pedal in neutral and y...

Page 27: ...e tank cover Measure and pour in the correct amount of detergent Fill the rest of the solution tank to the top with water NOTE Floor conditions water condition amount of soilage type of soilage and brush pressure all play an important role in determining the type and concentration of detergent to be used For specific recommendations contact your Tennant representative WARNING Flammable materials c...

Page 28: ...and handling instructions on chemical containers NOTE If you DO NOT want to use the ES mode option DO NOT put water in the recovery tank and make sure the ES system is off 8 FaST SCRUBBING Lift the tank cover and fill the solution tank to the top with cool clear water only Do not add cleaning detergents NOTE When cleaning using FaST USE CLEAR COOL WATER ONLY DO NOT add cleaning detergents in solut...

Page 29: ... into posts or scraping the sides of the machine When scrubbing dead end aisles start at the closed end of the aisle and scrub your way out Overlap the scrub paths by 50 75 mm 2 3 in D If the machine is scrubbing poorly stop scrubbing and refer to the MACHINE TROUBLESHOOTING section of this manual Basic troubleshooting procedures are also covered in the Use and Care Guide located near the operator...

Page 30: ... the dust control system NOTE The dust control system will only operate if the Pre Sweep option is on 5 Press the ES switch option if extended scrubbing is necessary 6 FaST SCRUBBING Press the FaST switch to enable the FaST system See the FaST SWITCH section of the manual 7 Press the scrubbing switch ...

Page 31: ...ng the FaST system the solution flow lever is nonfunctional The FaST system flow rate is pre set 9 Press the lower side brush pedal to lower the side brush option 10 Drive the machine forward and scrub as required WARNING Flammable materials or reactive metals can cause an explosion or fire Do not pickup ...

Page 32: ...ueegee and turn off the vacuum system Make a scrubbing pass over the heavily soiled area with the rear squeegee raised The solution dispensed on the first scrubbing pass will remain on the floor and break down heavy soilage Allow the solution to remain on the floor for 15 to 20 minutes Make a second scrubbing pass with the squeegee down while continuing to dispense solution to the floor NOTE When ...

Page 33: ... the machine is still in motion The squeegee will briefly remain lowered to the floor to pick up the water in the scrub head 2 Pre sweep machines Press the bottom of the dust control switch to stop the dust control option 3 Pre sweep machines Press the bottom of the Pre sweep switch to stop the Pre sweep assembly ...

Page 34: ...OPERATION 32 7200 330040 12 01 4 Press the top side brush pedal to raise the side brush option 5 When the squeegee raises take your foot off the directional pedal 6 Press the brake to stop the machine ...

Page 35: ...e solution tank should also be drained and cleaned when you drain and clean the recovery tank Tank draining and cleaning procedures are covered in the Use and Care Guide located near the operator seat 1 Stop scrubbing 2 Drive the machine next to a floor drain 3 Turn the machine power off FOR SAFETY Before leaving or servicing machine stop on level surface and turn off machine 4 Set the parking bra...

Page 36: ...n Lift the tank cover and flush out the solution tank with clean water Rinse the filter at the bottom of the solution tank and the sensor float near the top of the tank NOTE DO NOT use steam to clean the tanks Excessive heat can damage the tanks and components 8 ES mode option When the solution tank has completely drained replace the drain hose cap on the end of the solution tank drain hose Slide ...

Page 37: ... water 12 ES mode option Flush out the recovery tank with clean water Rinse the ES filter at the bottom and the sensor floats near the top of the tank NOTE DO NOT use steam to clean the tanks Excessive heat can damage the tanks and components 13 When heavy deposits of sand and debris collect on the bottom of the tank flush out the recovery tank by placing a hose into the side clean out port WARNIN...

Page 38: ...hen push inward on the support arm 16 Cylindrical scrub head Remove the cotter pin that holds the side squeegee in place Swing the squeegee away from the scrub head 17 Cylindrical scrub head Remove and clean the debris trough Place the trough back in the scrub head when clean NOTE The scrub head must be lowered approximately 25 mm 1 in to remove debris trough NOTE The debris trough can be removed ...

Page 39: ...bbing See the STOP SCRUBBING section of the manual 2 Press the brake to stop the machine 3 Turn the machine power off 4 Set the parking brake FOR SAFETY Before leaving or servicing machine stop on level surface set parking brake turn off machine and remove key ...

Page 40: ...ped around the brushes Check the squeegees for wear or damage Check the squeegee suction hose for obstructions Cylindrical brushes Empty and clean the debris tray Drain and clean the recovery tank ES machines Drain and clean the solution tank and ES filter Flush the ES pump with clean water Pre Sweep machines Empty the Pre Sweep debris hopper Check the dust control water reservoir Check under the ...

Page 41: ...n explosion or fire Do not pickup 1 Turn the machine power on 2 Press the scrub switch and begin scrubbing 3 Press the lower side brush pedal to disengage the pedal lock Release the pedal to lower the side brush option to the floor and begin sweeping 4 Press the top side brush pedal all the way down with the toe of your foot to raise the side brush engage the pedal lock and stop sweeping ...

Page 42: ...sprays for five seconds once every five minutes The machine may be operated with or without the Pre Sweep assembly Refer to PRE SWEEP in the MAINTENANCE section for maintenance and adjustments WARNING Flammable materials or reactive metals can cause an explosion or fire Do not pickup 1 Turn the machine power on 2 Press the top of the Pre Sweep switch to lower the Pre Sweep assembly The Pre Sweep a...

Page 43: ...s on 5 Press the bottom of the Pre Sweep switch to raise the Pre Sweep assembly and stop sweeping TO EMPTY THE PRE SWEEP DEBRIS HOPPER 1 Turn the machine power on 2 Press the top of the Pre Sweep switch to lower the Pre Sweep assembly 3 Turn the machine power off FOR SAFETY Before leaving or servicing machine stop on level surface set parking brake turn off machine and remove key ...

Page 44: ...e brush arm cotter pins from each side brush arm 5 Pivot the side brush arms out away from the machine 6 Lift the Pre Sweep debris hopper and remove it from the Pre Sweep assembly 7 Empty the debris hopper Replace the debris hopper in the Pre Sweep assembly ...

Page 45: ...embly on the Pre Sweep dolly or shipping pallet 3 Turn the machine power off FOR SAFETY Before leaving or servicing machine stop on level surface set parking brake turn off machine and remove key 4 Disconnect the Pre Sweep harness from the main harness 5 Open the front access cover and remove the hardware mounting the Pre Sweep to the machine frame 6 Move the machine away from the Pre Sweep assemb...

Page 46: ... the machine 3 Turn the machine power off FOR SAFETY Before leaving or servicing machine stop on level surface set parking brake turn off machine and remove key 4 Set the Pre Sweep assembly in place with the plate clamps Shift the assembly right or left so the mounting holes line up in front of the machine 5 Insert and tighten the mounting hardware ...

Page 47: ... the Pre Sweep harnesses to the main harness 7 Turn the machine power on Check the Pre Sweep assembly for proper operation 8 Check the main brush and side brush pattern Refer to the Pre Sweep section in the MAINTENANCE section of the manual ...

Page 48: ...rials or reactive metals can cause an explosion or fire Do not pickup 1 Press the squeegee switch When the rear squeegee lowers all the way to the floor turn the machine power off FOR SAFETY Before leaving or servicing machine stop on level surface and turn off machine 2 Set the parking brake FOR SAFETY Before leaving or servicing machine stop on level surface set parking brake turn off machine an...

Page 49: ... hose from the top of the squeegee 4 Attach the squeegee suction hose to the end of the power wand vacuum hose using the white adapter 5 Push the power wand solution line into the quick connect fitting on the machine Pull on the hose to make sure it is connected ...

Page 50: ...queegee switch 8 Press the power wand switch 9 Squeeze the solution lever on the power wand to spray solution on the floor Scrub the floor with the brush side of the cleaning tool 10 Vacuum up the solution by turning over the cleaning tool so the squeegee side is down 06202 ...

Page 51: ...heels are properly adjusted when the squeegee blades deflect slightly while the tool is pushed back and forth 11 Press the squeegee switch to stop the vacuum system 12 Press the power wand switch 13 Turn the machine power off 14 Disconnect the solution hose from the machine 15 Disconnect the power wand from the squeegee suction hose 16 Reconnect the squeegee suction hose to the squeegee 06604 ...

Page 52: ...reactive metals can cause an explosion or fire Do not pickup 1 Press the squeegee switch When the rear squeegee lowers all the way to the floor turn the machine power off FOR SAFETY Before leaving or servicing machine stop on level surface and turn off machine 2 Set the parking brake FOR SAFETY Before leaving or servicing machine stop on level surface set parking brake turn off machine and remove ...

Page 53: ...RATION 51 7200 330040 12 01 3 Remove the squeegee suction hose from the top of the squeegee 4 Put together the wand and the wand hose 5 Attach the squeegee suction hose to the end of the vacuum hose 10080 ...

Page 54: ... 01 6 Turn the machine power on 7 Press the squeegee switch 8 Vacuum the floor 9 Turn the machine power off 10 Disconnect the vacuum hose from the squeegee suction hose 11 Reconnect the squeegee suction hose to the squeegee 06599 ...

Page 55: ... brake FOR SAFETY Before leaving or servicing machine stop on level surface set parking brake turn off machine and remove key 3 Lift the operator seat to access the batteries The support arm automatically engages when the seat is lifted all the way up 4 Unplug the machine connector from the batteries 5 Push the battery cart to the operators side of the machine Line up the battery cart locks and th...

Page 56: ...eft side of floor lock 8 Adjust the battery cart rollers before rolling out the batteries The battery cart rollers must be the same height as the machine battery rollers Raise battery cart rollers With a wrench loosen the jam nut and turn the bolt clockwise Then tighten the jam nuts Lower battery cart rollers With a wrench loosen the jam nut and turn the bolt counter clockwise Then tighten the jam...

Page 57: ... Turn the knob on the machine s battery stop arm counter clockwise until it stops turning 10 Raise the machine s battery stop arm all the way to the vertical position 11 Raise the cart s battery stop bar by pushing down on the handle ...

Page 58: ...ery case onto the battery cart 13 Lower the cart s battery stop bar by pulling up on the handle This will keep the batteries from rolling off the cart when moving 14 Release the battery cart from the machine by pushing the battery cart locks towards the inside of the battery cart ...

Page 59: ... 12 01 15 Release the battery cart floor lock To release floor lock step down on the right side of floor lock 16 Pull the battery cart away from the machine 17 Reverse the previous steps to re install batteries in the machine ...

Page 60: ...overy tank Foam filling recovery tank Empty recovery tank Use less or change detergent Use a defoamer Vacuum fan circuit breaker tripped Reset circuit breaker Little or no solution flow to the floor Solution tank empty Fill solution tank Solution control rod broken or out of adjustment Replace and or adjust rod Solution flow turned off Turn solution flow on Solution supply lines plugged Flush solu...

Page 61: ... and hose in warm water and clean FaST PAK carton is empty or not connected Replace FaST PAK carton and or connect supply hose FaST system is not primed To prime operate the FaST solution system for 5 to 10 min utes Clogged flow control orifice screen Remove and clean orifice screen Faulty pump or air compressor Contact Tennant representative Clogged filter screen Drain solution tank remove and cl...

Page 62: ...MAINTENANCE 60 7200 330040 2 04 MAINTENANCE 1 2 2 3 4 1 1 5 5 6 7 8 9 10 10 11 13 12 14 16 16 17 18 350790 ...

Page 63: ... caster wheels and pivot points Lubricate SPL 4 4 Battery cells Check electrolyte level DW 3 1 Side and rear squeegees Check deflection and leveling 6 14 Pre Sweep skirts and seals Check for damage and wear 4 18 FaST filter screen Clean 1 100 Hours 5 Cylindrical scrub brush drive belts Check tension and wear 2 13 Pre Sweep brush drive belts Check tension and wear 2 3 Steering caster pivot bearing ...

Page 64: ...ASTERS The rear squeegee casters are located on the back side of the rear squeegee The rear squeegee casters each have two grease fittings Lubricate the pivot point and caster bearing on each squeegee caster with Lubriplate EMB grease TENNANT part no 01433 1 every 50 hours STEERING GEAR CHAIN The steering gear chain is located directly above the front tire Lubricate with SAE 90 weight gear lubrica...

Page 65: ...he batteries Use a wire brush to clean the terminal posts and the cable connectors Wipe off all cleaning solution residue After cleaning apply a coating of clear battery post protectant to the terminals and the cable connectors Keep the tops of the batteries clean and dry Objects made of metal can potentially short circuit the batteries Keep all metallic objects off the batteries Replace any worn ...

Page 66: ...0_F BATTERY CHARGE 1 265 100 Charged 1 223 75 Charged 1 185 50 Charged 1 148 25 Charged 1 110 Discharged NOTE If the readings are taken when the battery electrolyte is any temperature other than 27 C 80 F the reading must be temperature corrected Add or subtract to the specific gravity reading 0 004 4 points for each 6 C 10 F above or below 27 C 80 F CHARGING THE BATTERIES 1 Drive the machine to a...

Page 67: ...ion NOTE Make sure the battery caps are in place while charging FOR SAFETY When maintaining or servicing machine avoid contact with battery acid 5 Unplug the machine connector from the batteries 6 Plug the charger connector into the battery connector WARNING Batteries emit hydrogen gas Explosion or fire can result Keep sparks and open flame away Keep covers open when charging ...

Page 68: ...cally turn off 9 After the charger has turned off unplug the charger from the wall outlet 10 Unplug the charger connector from the battery connector on the machine FOR SAFETY When maintaining or servicing machine avoid contact with battery acid 11 Connect the battery connector to the machine connector 12 Check the electrolyte level in each battery cell after charging If needed add distilled water ...

Page 69: ...nostic test is running the battery discharge indicator on the far right will flash The machine systems will activate as follows D The brushes and squeegee raise D The vacuum fan starts and the squeegee lowers The squeegee raises and the vacuum fan shuts off D The scrub head lowers and raises D The brushes turn on and off D The solution valve turns on and off D If the machine has the ES option the ...

Page 70: ...cator will illuminate red To determine which errors were found hold down the ES or FaST switch and record which if any of the brush down pressure indicators illuminate Repeat this operation with the squeegee switch and the scrubbing switch Be sure to record which pressure indicators illuminate when each switch is held down Contact service personnel with the error code data 5 Turn off the self diag...

Page 71: ...drive hub Check the brushes daily for damage and wear The side brush option is a disk brush Check the brush daily for wire or string tangled around the brush or brush drive hub Check the brush daily for damage and wear PRE SWEEP DISK BRUSHES The disk brushes should be replaced if a large number of bristles are missing or if bristle length is less than 10 mm 0 38 in REPLACING THE DISK BRUSHES 1 Tur...

Page 72: ...in Remove the side brush retaining pin from the side brush drive shaft 5 Remove the old side brush 6 Slide the new side brush onto the side brush drive shaft 7 Insert the side brush retaining pin through the side brush hub and shaft Replace the cotter pin in the end of the retaining pin ...

Page 73: ...ll not easily blow away to a smooth level section of the floor 2 Drive the machine so the Pre Sweep assembly is centered in the chalk 3 Set the parking brake 4 Lower the Pre Sweep assembly in the chalked area Slowly press down on the directional pedal until the Pre Sweep brush begins to sweep Allow the machine to sweep in the same place for 15 to 20 seconds NOTE If chalk or other material is not a...

Page 74: ... the brush pattern is tapered the brush needs adjustment to straighten the brush pattern A To adjust the brush taper loosen the two lock nuts on the left hand brush arm B Turn the machine power on and lower the Pre Sweep assembly Allow the brush to float in place for 15 to 20 seconds C Tighten the two lock nuts on the left hand brush arm 10355 10356 ...

Page 75: ...ttern REPLACING THE PRE SWEEP CYLINDRICAL BRUSH 1 Turn the machine power on 2 Lower the Pre Sweep assembly 3 Turn the machine power off and set the parking brake FOR SAFETY Before leaving or servicing machine stop on level surface set parking brake turn off machine and remove key 4 Loosen and remove the brush idler hex screw from the front of the idler plate 10355 ...

Page 76: ...e aside 6 Remove the cylindrical brush and replace with a new brush 7 Guide the slotted end of the new brush onto the drive hub 8 Replace the brush idler plate and secure with the four brush housing door knobs and hex screw on the front of the idler plate 9 Check the new brush for proper adjustment Readjust if necessary ...

Page 77: ... of bristles are missing or if bristle length is less than 10 mm 0 38 in NOTE Replace worn brushes in pairs Scrubbing with brushes of unequal bristle length will result in diminished scrubbing performance REPLACING THE DISK SCRUB BRUSHES 1 Raise the scrub head 2 Turn the machine power off and set the parking brake FOR SAFETY Before leaving or servicing machine stop on level surface set parking bra...

Page 78: ... hub Pull the brush out from under the scrub head 6 Place the new scrub brush on the floor in front of the scrub head Push the brush under the scrub head 7 Line up the brush drive socket with the drive plug 8 While pressing the brush spring clip together with your thumb and index finger lift the scrub brush onto the drive plug 9 Check to make sure the brush is securely mounted on the brush drive h...

Page 79: ...MAINTENANCE 77 7200 330040 12 01 10 Unlock the side squeegee lock plate and the side squeegee will return to the down position 11 Repeat for the other brush ...

Page 80: ...result in diminished scrubbing performance NOTE Fill the solution tank before checking or adjusting the brush pattern CHECKING AND ADJUSTING CYLINDRICAL SCRUB BRUSH PATTERN 1 Apply chalk or another material that will not easily blow away to a smooth level section of the floor 2 Set the parking brake 3 Lower the scrub head in the chalked area Allow the machine to scrub in the same place for 15 to 2...

Page 81: ...rushes need adjustment to straighten the brush pattern A To adjust brush taper push downward on the mounting spring and idler door until the top of the door releases from the scrub head Pull the bottom of the door outward then pull the idler door and idler plug off the brush B While holding the flat end of the idler shaft with a wrench loosen the mounting screw on the outside of the idler door 103...

Page 82: ...heck the brush patterns again and readjust as necessary until both patterns are the same 6 If one brush pattern is wider than the other the scrub head needs to be leveled Level the scrub head by turning the scrub head links Both scrub head links should be adjusted equally Check the brush patterns again and readjust as necessary until both patterns are the same 350630 ...

Page 83: ...g or servicing machine stop on level surface set parking brake turn off machine and remove key 3 Remove the cotter pin that holds the side squeegee in place Swing the squeegee away from the scrub head 4 Push downward on the mounting spring and idler door until the top of the door releases from the scrub head Pull the bottom of the door outward then pull the idler door and idler plug off the brush ...

Page 84: ...ush down on the door to catch the door in the scrub head then pull up on the door to latch it into the spring 9 Repeat for the other brush on the other side of the scrub head NOTE Each side of the scrub head is stamped with a letter The idler door of that side of the scrub head is stamped with the same letter Make sure the letter on the door matches the letter on the scrub head when replacing the ...

Page 85: ...ach use The outside of the tank can be cleaned with vinyl cleaner ES mode Flush out the recovery tank with clean water Rinse the filter and the sensor floats near the top of the tank NOTE DO NOT use steam to clean the tanks Excessive heat can damage the tanks and components Thoroughly rinse the sensor floats inside the recovery tank after each use ...

Page 86: ...rows SOLUTION TANK The solution tank holds the cleaning solution If deposits form on the bottom of the tank rinse the tank and with a strong blast of warm water ES option The solution tank should be drained and cleaned daily Rinse the sensor float near the top of the solution tank off with a hose after each use The solution tank contains one standard solution filter If the filter becomes dirty the...

Page 87: ... filter screen is located under the machine It filters the water from the solution tank as it flows into the FaST system Remove the filter screen bowl and clean the filter screen after every 50 hours of FaST scrubbing Empty the solution tank before removing the filter FaST SYSTEM AIR PUMP FILTER The FaST system air pump filter is located under the machine on the air pump Remove and clean out the a...

Page 88: ...e The squeegee can be adjusted for leveling and deflection The deflection and leveling of the squeegee blades should be checked daily or when scrubbing a different type of floor The squeegee assembly can be removed from the squeegee pivot to prevent damage during transport of the machine REMOVING THE REAR SQUEEGEE ASSEMBLY 1 Lower the squeegee to approximately 25 mm 1 in from the floor 2 Turn the ...

Page 89: ...rward a few feet then set the parking brake 4 Look at the deflection of the squeegee over the full length of the squeegee blade 5 If the deflection is not the same over the full length of the blade turn the squeegee leveling knob to make adjustments The squeegee leveling knob is located directly behind the squeegee suction hose DO NOT disconnect the suction hose from the squeegee frame when leveli...

Page 90: ...rive the machine forward and look at the deflection of the squeegee blade The correct amount of deflection is 12 mm 0 50 in for scrubbing smooth floors and 15 mm 0 62 in for rough floors 4 Turn the machine power off 5 To adjust the amount of deflection turn the squeegee deflection cams clockwise to decrease the blade deflection Turn the squeegee deflection cams counter clockwise to increase blade ...

Page 91: ...de has four wiping edges To use them all start with one wiping edge To use the next wiping edge rotate the blade end for end To use the next wiping edge rotate the top edges down bottom edges up To use the last edge rotate the blade end for end Rotate squeegee blades when they become worn half way through the thickness of the blade Replace damaged squeegee blades REPLACING OR ROTATING THE REAR SQU...

Page 92: ...f the retaining band 5 Pull off the rear squeegee blade 6 Insert the rotated or new squeegee blade and then insert the retainer band 7 Tighten the two retainer knobs until the ends of the front and rear squeegee blades touch Do not over tighten ...

Page 93: ...eegee assembly 6 Pull the retainer plate back and pull out the front squeegee blade of the squeegee frame 7 Insert the rotated or new squeegee blade in the squeegee frame lining up the slots in the blade with the tabs on the retainer plate 8 Push the retainer plate forward Tighten the two outside knobs on top of the squeegee assembly 9 Insert the rear squeegee blade and retainer Tighten the two re...

Page 94: ...ING SIDE SQUEEGEE BLADES 1 Raise the scrub head 2 Turn the machine power off and set the parking brake FOR SAFETY Before leaving or servicing machine stop on level surface set parking brake turn off machine and remove key 3 Remove the cotter pin clevis pin deflector and the retainer bracket from the side squeegee and slide the squeegee out of the frame 4 Slide a new squeegee blade into the frame 5...

Page 95: ... just touching the floor Check the skirts for damage and wear after every 50 hours of operation PRE SWEEP RECIRCULATION SKIRT OPTION The Pre Sweep recirculation skirt is located behind the main sweeping brush Check the skirt for damage and wear after every 50 hours of operation PRE SWEEP REAR SKIRT OPTION The Pre Sweep rear skirt is located behind the recirculation skirt and main sweeping brush Ch...

Page 96: ... the belt tension and wear every 100 hours of operation PRE SWEEP BRUSH MOTOR BELT OPTION The Pre Sweep brush motor belt is located inside the Pre Sweep assembly on the right hand side of the cylindrical brush The belt drives the brush drive belt sheave Proper belt tension is a 3 mm 0 12 in deflection from a force of 0 6 to 0 64 kg 1 3 to 1 4 lb at the belt midpoint Check the belt tension and wear...

Page 97: ... always touching the floor STEERING GEAR CHAIN The steering gear chain is located directly above the front tire The steering gear chain tension should be checked after the first 50 hours of operation and every 500 hours thereafter The proper deflection should be 3 to 6 mm 0 1 to 0 3 in between the steering sprocket and the idler sprocket when the steering wheel is turned as far as it will go in ei...

Page 98: ...ne becomes disabled it can be pushed or towed from the front or rear Only push or tow the machine for a very short distance and do not exceed 3 2 kp h 2 mph It is NOT intended to be pushed or towed for a long distance or at a high speed ATTENTION Do not push or tow machine for a long distance or damage may occur to the propelling system TRANSPORTING THE MACHINE 1 Position the rear of the machine a...

Page 99: ...e machine frame near the rear bumper FOR SAFETY When loading machine onto truck or trailer use winch Do not drive the machine onto the truck or trailer unless the loading surface is horizontal AND is 380 mm 15 in or less from the ground 4 Position the machine onto the truck or trailer as far as possible If the machine starts to veer off the centerline of the truck or trailer stop and turn the stee...

Page 100: ...ruck or trailer unless the loading surface is horizontal AND 380 mm 15 in or less from the ground MACHINE JACKING Empty the recovery solution tanks before jacking the machine Jack up the machine from underneath all four corners of the machine Use a hoist or jack that will support the weight of the machine Use a piece of wood between the jack and frame to distribute the machine weight load Always s...

Page 101: ... three months FREEZE PROTECTION 1 Be sure the solution tank is empty 2 Pour 3 8 L 1 gal of pre mixed automotive type windshield washer solution into the solution tank 3 Turn the machine power on 4 Start the solution flow Start the power wand solution system and ES system to circulate the washer solution through the components 5 The washer solution does not need to be drained from the solution tank...

Page 102: ... 32 in Cylindrical scrub brush diameter 155 mm 6 in Cylindrical brush length for 700 mm 28 in scrub head 700 mm 28 in Cylindrical brush length for 900 mm 36 in scrub head 900 mm 36 in Squeegee width for 700 mm 28 in scrub head 950 mm 37 5 in Squeegee width for 900 mm 36 in scrub head 1155 mm 45 5 in Scrubbing path width for 700 mm 28 in scrub head 710 mm 28 in Scrubbing path width for 900 mm 36 in...

Page 103: ...AC Chargers Smart 36 20 60 1 120 36 20 50 1 230 36 20 50 1 245 36 30 60 1 120 36 30 50 1 230 36 30 50 1 245 TIRES Location Type Size Front 1 Solid 100 mm wide x 305 mm OD 4 in wide x 12 in OD Rear 2 Solid 90 mm wide x 305 mm OD 3 5 in wide x 12 in OD FaST SYSTEM Item Measure Solution pump 36 Volt DC 5A 5 7 LPM 1 5 GPM open flow 45 psi bypass setting Solution flow rate 1 1 LPM 0 30 GPM Detergent Pu...

Page 104: ...102 TOP VIEW SIDE VIEW 2030 mm 80 0 in 1360 mm 53 5 in 921 mm 36 25 in 1155 mm 45 5 in 1092 mm 43 0 in 1830 mm 72 0 in 1025 mm 40 25 in 1025 mm 40 35 in 405 mm 16 0 in 810 mm 32 0 in FRONT VIEW 915 mm 36 0 in 350790 MACHINE DIMENSIONS ...

Page 105: ...witch option 16 Scrubbing switch 13 Side brush pedals option 16 Solution flow lever 12 Squeegee switch 13 Steering wheel 18 Controls and instruments 8 Cylindrical brushes Replacing brushes 81 Cylindrical scrub brushes Checking and adjusting brush pattern 78 80 D Debris trough 22 36 38 Diagnostics Self Diagnostic test 67 Dimensions 100 Directional pedal 9 Draining and cleaning tanks 33 36 Dust cont...

Page 106: ...d adjusting Pre Sweep brush pattern 71 73 Checking and adjusting scrub brush pattern 78 80 Cylindrical scrub brushes 78 Disk scrub brushes 75 80 Electric motors 69 FaST 85 Leveling the rear squeegee 87 Lubrication 62 Pre Sweep brush drive belt option 94 Pre Sweep brush motor belt 94 Pre Sweep brushes 69 74 Pre Sweep cylindrical brushes 71 Pre Sweep disk brushes 69 74 Pre Sweep rear skirt option 93...

Page 107: ...rol switch 16 Emptying the debris hopper 41 Pre Sweep switch 16 Pre Sweep assembly Installation 44 Removal 43 Pre Sweep assembly installation 44 Pre Sweep assembly removal 43 Pre Sweep brushes 69 74 Adjusting Pre Sweep cylindrical brush pattern 71 73 Checking Pre Sweep cylindrical brush pattern 71 73 Cylindrical brush 71 Disk brushes 69 Pre Sweep cylindrical brush Checking and adjusting brush patt...

Page 108: ...103 Battery chargers 101 Electric motors 101 FaST System 101 Machine capacities 100 Machine dimensions 100 Machine performance 100 Power type 101 Tires 101 Squeegee Adjusting deflection 19 Adjusting guide rollers 89 Front blade rotation or replacement 91 Leveling knob 19 Recommended amount 88 Squeegee leveling knob 19 Squeegee switch 13 Squeegee wheel cams 19 Starting the machine 24 Steering wheel...

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