Tennant 6400 Operator's Manual
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Tennant 6400 Operator's Manual

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6400
(Electric)
Sweeper
Operator Manual
North America / International
MM432
Rev. 12 (04-2009)
*MM432*
www.tennantco.com
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Summary of Contents for Tennant 6400

  • Page 1 6400 (Electric) Sweeper Operator Manual North America / International MM432 Rev. 12 (04-2009) *MM432* www.tennantco.com Home Find... Go To..
  • Page 2 Phone: (800) 553--8033 or (763) 513--2850 www.tennantco.com Thermo- -Sentry, Instant Access, and Perma- -Filter are US registered and unregistered trademarks of Tennant Company. Specifications and parts are subject to change without notice. Original instructions, Copyright E 1996- -2000, 2001, 2002, 2004, 2006- -2009 TENNANT Company, Printed in U.S.A.

  • Page 3: Table Of Contents

    CONTENTS CONTENTS Page Page SAFETY PRECAUTIONS ....DISENGAGING HOPPER SUPPORT OPERATION .......
  • Page 4 CONTENTS Page PUSHING, TOWING, AND TRANSPORTING THE MACHINE ..PUSHING OR TOWING THE MACHINE ..... . TRANSPORTING THE MACHINE .

  • Page 5: Safety Precautions

    - - Use cardboard to locate leaking - - Unless operation manual is read and hydraulic fluid under pressure. understood. - - Use Tennant supplied or equivalent - - In flammable or explosive areas unless replacement parts. designed for use in those areas.
  • Page 6 SAFETY PRECAUTIONS The following safety labels are mounted on the machine in the locations indicated. If these or any labels become damaged or illegible, install a new label in its place. FOR SAFETY LABEL - - LOCATED ON THE BATTERY CHARGING LABEL - - LOCATED ON SIDE OF THE OPERATOR COMPARTMENT.

  • Page 7: Operation

    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.

  • Page 8: Machine Components

    OPERATION MACHINE COMPONENTS 350159 A. Operator seat B. Steering wheel C. Instrument panel D. Hopper cover E. Side brush F. Hopper access door G. Brush door H. Seat support 6400E MM432 (9- -96) Home Find... Go To..

  • Page 9: Symbol Definitions

    OPERATION SYMBOL DEFINITIONS These symbols identify controls, displays, and features on the machine: Filter shaker Hourmeter Vacuum fan on Steering wheel tilt Vacuum fan off Hopper down Hopper up Start Hopper door open Horn Hopper door close Side brush down and on Main brush down and on Side brush up and off Main brush up and off...
  • Page 10 OPERATION Circuit breaker #1 Circuit breaker #2 Circuit breaker #3 Circuit breaker #4 6400E MM432 (9- -96) Home Find... Go To..

  • Page 11: Controls And Instruments

    OPERATION CONTROLS AND INSTRUMENTS 350014 A. Brake pedal B. Parking brake pedal C. Directional pedal D. Seat support release lever E. Hopper lever F. Hopper door lever G. Main brush lever H. Main brush down pressure knob Vacuum and filter shaker lever J.

  • Page 12: Operation Of Controls

    OPERATION OPERATION OF CONTROLS DIRECTIONAL PEDAL The directional pedal controls the direction of travel and the propelling speed of the machine. You change the speed of the machine with the pressure of your foot on the pedal; the harder you press the faster the machine travels.

  • Page 13: Brake Pedal

    OPERATION BRAKE PEDAL 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.

  • Page 14: Hopper Lever

    OPERATION HOPPER LEVER The hopper lever raises and lowers the hopper. Hopper up: Pull the hopper lever into the Hopper up position. Hold: Release the hopper lever into the middle position. Hopper down: Push the hopper lever into the Hopper down position. HOPPER DOOR LEVER The hopper door lever opens and closes the hopper door.

  • Page 15: Main Brush Down Pressure Knob

    OPERATION MAIN 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: Loosen the main brush down pressure knob. Move the knob forward, away from the operator, and retighten it.

  • Page 16: Clogged Filter Light (Option)

    OPERATION CLOGGED FILTER LIGHT (OPTION) The clogged filter light comes on when the hopper dust filter is clogged. To clean the filter, hold the vacuum and filter shaker lever in the Filter shaker position. If the clogged filter light remains lit, manually clean the hopper dust filter.

  • Page 17: Battery Discharge Indicator

    OPERATION BATTERY DISCHARGE INDICATOR The battery discharge indicator shows the charge level of the batteries. It displays the charge level when the machine is operating. When the batteries are fully charged, the indicator on the far right is lit. As the batteries discharge, the indicator will move along the display to the left.

  • Page 18: Steering Wheel Tilt Handle

    OPERATION STEERING WHEEL TILT HANDLE The steering wheel tilt handle controls the angle of the steering wheel. Adjust: Pull out the tilt handle, move the steering wheel up or down, and release the tilt handle. ON-OFF KEY SWITCH The on-off key switch controls machine power with a key.

  • Page 19: Operating Lights Switch (Option)

    OPERATION OPERATING LIGHTS SWITCH (OPTION) The operating lights switch powers on and off the headlights and taillights option. On: Press the top of the operating lights switch. Off: Press the bottom of the operating lights switch. OPERATING/HAZARD LIGHTS SWITCH (OPTION) The operating/hazard lights switch powers on and off the headlights and taillights option and the hazard light option.

  • Page 20: Fuses

    OPERATION FUSES Fuses are one-time protection devices designed to stop the flow of current in the event of a circuit overload. Never substitute higher value fuses than specified. The fuses are located in the control box. Fuse Rating Circuit Protected FU-1 100 A Hydraulic pump motor...

  • Page 21: Operator Seat

    OPERATION OPERATOR SEAT The operator seat is a fixed back style with a forward-backward adjustment. Adjust: Pull the lever in, slide the seat backward or forward to the desired position, and release the lever. 350015 DELUXE SUSPENSION SEAT (OPTION) The deluxe suspension seat has three adjustments.

  • Page 22: Hopper Support Bar

    OPERATION HOPPER SUPPORT BAR The hopper support bar is located on the operator’s side of the hopper lift arms. The hopper support bar holds the hopper in the raised position to allow work under the hopper. DO NOT rely on the machine hydraulic system to keep the hopper raised.

  • Page 23: How The Machine Works

    OPERATION HOW THE MACHINE WORKS The steering wheel controls the direction of machine travel. The directional pedal controls the speed and forward/reverse direction. The brake pedal slows and stops the machine. The side brush sweeps debris into the path of the main sweeping brush.

  • Page 24: Starting The Machine

    OPERATION STARTING THE MACHINE 1. Sit in the operator’s seat and engage the brakes with the directional pedal in neutral. FOR SAFETY: When starting machine, keep foot on brake and directional pedal in neutral. 2. Turn the machine power on. 3.

  • Page 25: Sweeping And Brush Information

    OPERATION SWEEPING AND BRUSH INFORMATION Pick up oversized debris before sweeping. Flatten or remove bulky cartons from aisles before sweeping. Pick up pieces of wire, twine, string, etc., which could become entangled in the brush or brush plugs. NOTE: Debris can be placed in the hopper through the hopper access door on the front of the hopper.
  • Page 26 OPERATION Polypropylene Side Brush -- A good general purpose brush for sweeping of light to medium debris in both indoor and outdoor applications. This brush is recommended when bristles may get wet. Nylon Side Brush -- A longer life, general purpose brush that is recommended for rough surfaces.

  • Page 27: Sweeping

    OPERATION SWEEPING 1. Push the hopper door lever forward into the Hopper door open position to open the hopper door. NOTE: If the machine is equipped with the hopper door closed light option, the light will be off when the hopper door is open. 2.

  • Page 28: Stop Sweeping

    OPERATION STOP SWEEPING 1. Raise and stop the side brush with the side brush lever. 2. Raise and stop the main brush with the main brush lever. 3. Shake the dust filter by holding the vacuum and filter shaker lever in the Filter shaker position for 30 seconds.

  • Page 29: Emptying The Hopper

    OPERATION EMPTYING THE HOPPER 1. Stop sweeping. 2. Pull and hold the hopper door lever back into the Hopper door close position until the hopper door is closed. Then release the hopper door lever. NOTE: If the machine is equipped with the hopper door closed light option, the light will come on when the hopper door is closed.
  • Page 30 OPERATION 7. Push the hopper door lever forward into the Hopper door open position to open the hopper door. NOTE: If the machine is equipped with the hopper door closed light option, the light will be off when the hopper door is open. 8.

  • Page 31: Stop The Machine

    OPERATION 12. Move the vacuum and filter shaker lever into the Vacuum fan on position. STOP THE MACHINE 1. Stop sweeping. 2. Take your foot off the directional pedal. Step on the brake pedal. NOTE: The machine will coast for a short distance when your foot is removed from the directional pedal.

  • Page 32: Post-Operation Checklist

    OPERATION POST-OPERATION CHECKLIST - Check the hydraulic fluid level. (if applicable) - Check the battery fluid and charge level. - Check the skirts and seals for damage and wear. - Check the condition of the sweeping brushes. Remove any string, banding, plastic wrap, or other debris wrapped around them.

  • Page 33: Engaging Hopper Support Bar

    OPERATION ENGAGING HOPPER SUPPORT BAR 1. Set the machine parking brake. FOR SAFETY: When starting machine, keep foot on brake and directional pedal in neutral. 2. Turn the machine power on. 3. Pull and hold the hopper lever back into the Hopper up position to raise the hopper.
  • Page 34 OPERATION 5. Slowly lower the hopper so the hopper support bar rests on the support bar stop. WARNING: Lift arm pinch point. Stay clear of hopper lift arms. 6. Turn the machine power off. 6400E MM432 (9- -96) Home Find... Go To..

  • Page 35: Disengaging Hopper Support Bar

    OPERATION DISENGAGING HOPPER SUPPORT BAR 1. Turn the machine power on. FOR SAFETY: When starting machine, keep foot on brake and directional pedal in neutral. 2. Pull and hold the hopper lever back into the Hopper up position to raise the hopper slightly.

  • Page 36: Operation On Inclines

    OPERATION 4. Lower the hopper. 5. Turn the machine power off. OPERATION ON INCLINES Drive the machine slowly on inclines. Use the brake pedal to control machine speed when descending inclines. The maximum rated incline is 8_ or 14.1% with a full hopper and 10_ or 17.6% with an empty hopper.

  • Page 37: Options

    OPERATION OPTIONS VACUUM WAND The vacuum wand uses the machine’s vacuum system. The vacuum hose and wand allow pick-up of debris that is out of reach of the machine. 1. Stop the machine within reach of the area to be vacuumed. 2.
  • Page 38 OPERATION 8. Pull and hold the hopper door lever back into the Hopper door close position until the hopper door is closed. NOTE: If the machine is equipped with the hopper door closed light option, the light will come on when the hopper door is closed.

  • Page 39: Machine Troubleshooting

    Hopper dust filter clogged Shake and/or clean or replace dust filter Vacuum hose damaged Replace vacuum hose Vacuum fan failure Contact Tennant service person- Thermo Sentry tripped Reset Thermo Sentry Hopper door partially or Open hopper door completely closed Poor sweeping performance...

  • Page 40: Maintenance

    MAINTENANCE MAINTENANCE 350158 MAINTENANCE CHART NOTE: Check procedures indicated (H) after the first 50 hours of operation. No. of Lubricant/ Service Fluid Interval Description Procedure Points Daily Brush compartment skirts Check for damage, wear, and adjustment Hopper lip skirts Check for damage, wear, and adjustment Main brush Check for damage or wear...
  • Page 41 SAE 90 Gear lubricant HYDO Tennant or approved hydraulic fluid . . . Special lubricant, Lubriplate EMB grease (TENNANT part no. 01433--1) NOTE: More frequent intervals may be required in extremely dusty conditions. 6400E MM432 (9- -05) Home Find... Go To..

  • Page 42: Lubrication

    The bearing cavity is full when grease comes out of the top seal. Lubricate with Lubriplate EMB grease (Tennant part number 01433--1) after every 200 hours of machine operation, or after steam cleaning the gearbox area.

  • Page 43: Steering Link

    MAINTENANCE STEERING LINK The steering link has one grease fitting located on the end of the link. Lubricate with Lubriplate EMB grease (Tennant part number 01433--1) after every 200 hours of machine operation. FRONT WHEEL BEARINGS Inspect the front wheel bearings for seal damage after every 400 hours of operation.

  • Page 44: Hydraulics

    The quality and condition of the hydraulic fluid play a very important role in how well the machine operates. Tennant’s hydraulic fluid is specially selected to meet the needs of Tennant machines. 6400E MM432 (12- -96) Home Find... Go To..

  • Page 45: Hydraulic Hoses

    MAINTENANCE Tennant’s hydraulic fluids provide a longer life for the hydraulic components. There is one recommended fluid. Tennant hydraulic fluid Part number Fluid weight 65870 SHP 5/20 If a locally available hydraulic fluid is used, make sure the specifications match Tennant hydraulic fluid specifications.

  • Page 46: Batteries

    MAINTENANCE BATTERIES The batteries are unique in that they hold their power for long periods of time. The lifetime of the batteries is limited by the number of charges the batteries receive. To get the most life from the batteries, charge them when the last battery discharge indicator segment flashes (20% charge left).

  • Page 47: Charging The Batteries

    MAINTENANCE NOTE: Do not take readings immediately after adding distilled water. If the water and acid are not thoroughly mixed, the readings may not be accurate. Check the hydrometer readings against the following chart to determine the remaining battery charge level: SPECIFIC GRAVITY at 25_ C (77_ F) Charge 315A/hr...
  • Page 48 TENNANT charger, this indicates that something is wrong with the battery. The charger can not charge the battery when this happens. 8. The Tennant charger will start automatically. When the batteries are fully charged, the Tennant charger will automatically turn off.

  • Page 49: Electric Motors

    MAINTENANCE 9. After the charger has turned off, unplug the charger connector from the battery connector on the machine. 10.Reconnect the battery connector to the machine connector. 11. Check the electrolyte level in each battery cell after charging. If needed, add distilled water to raise the electrolyte level to about 12mm (0.4 in) below the bottom of the sight tubes.

  • Page 50: Vacuum Fan Belt

    MAINTENANCE VACUUM FAN BELT Check the vacuum fan belt tension and wear after every 200 hours of operation. The correct tension is when the belt deflects 5 mm (0.18 in) from a force of 1.4 kg (3 lb) at belt midpoint. WARNING: Moving belt and fan.

  • Page 51: Debris Hopper

    MAINTENANCE DEBRIS HOPPER HOPPER DUST FILTER The dust filter filters the air pulled up from the hopper. The dust filter is equipped with a shaker to remove the accumulated dust particles. The dust filter shaker is operated by the vacuum and filter shaker lever.

  • Page 52: Removing Hopper Dust Filter

    MAINTENANCE REMOVING HOPPER DUST FILTER 1. Stop the machine, set the parking brake and 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. 2. Unlatch and open the hopper cover. Support the hopper with the hopper cover prop rod.

  • Page 53: Brushes

    MAINTENANCE BRUSHES MAIN BRUSH The main brush is cylindrical and spans the width of the machine, sweeping debris into the hopper. Check the brush daily for wear or damage. Remove any string or wire tangled on the main brush, main brush drive hub, or main brush idler hub.

  • Page 54: Checking And Adjusting Main Brush Pattern

    MAINTENANCE 9. Secure the idler arm on the pins. Hand tighten the mounting T--bolt. 10. Close the main brush access door. CHECKING AND ADJUSTING MAIN BRUSH PATTERN 1. Apply chalk, or some other material that will not blow away easily, to a smooth, level floor.
  • Page 55 MAINTENANCE 7. To increase the width of the main brush pattern, move the main brush down pressure knob forward, away from the operator. To decrease the width of the main brush pattern, move the main brush down pressure knob backward, towards the operator.

  • Page 56: Side Brush

    MAINTENANCE SIDE BRUSH The side brush sweeps debris along edges into the path of the main brush. Check the brush daily for wear or damage. Remove any string or wire found tangled on the side brush or side brush drive hub. Check the side brush pattern daily.

  • Page 57: Side Brush Guard

    MAINTENANCE SIDE BRUSH GUARD Rotate the side brush guard 90_ after every 200 hours of operation. Replace the brush guard after using all four sides. 08049 SIDE BRUSH PIVOT The side brush pivot should be checked for excessive movement after every 200 hours of operation.

  • Page 58: Skirts And Seals

    MAINTENANCE SKIRTS AND SEALS HOPPER LIP SKIRT The hopper lip skirt is located on the bottom rear of the hopper. The skirt floats over debris and helps deflect that debris into the hopper. Check the hopper lip skirts for wear or damage daily.

  • Page 59: Rear Skirts

    MAINTENANCE REAR SKIRTS The two rear skirts are located on the bottom rear of the main brush compartment. The vertical skirt should clear the floor up to 5 mm (0.25 in). The recirculation skirt requires no adjustment. Check the skirts for wear or damage and adjustment daily.

  • Page 60: Hopper Access Door Seal

    MAINTENANCE HOPPER ACCESS DOOR SEAL The hopper access door seal is located on the hopper and seals the front of the debris hopper. Check the seal for wear or damage after every 100 hours of operation. HOPPER DOOR SEALS The hopper door seals are located on the hopper door.

  • Page 61: Brakes And Tires

    MAINTENANCE BRAKES AND TIRES BRAKES The mechanical brakes are located on the front wheels. The brakes are operated by the foot brake pedal and connecting rods. Check the brake adjustment after every 200 hours of operation. TIRES All the tires on the machine are solid. Check the front tires after every 100 hours of operation for damage.

  • Page 62: Pushing, Towing, And Transporting The Machine

    MAINTENANCE PUSHING, TOWING, AND TRANSPORTING THE MACHINE PUSHING OR TOWING THE MACHINE If the machine becomes disabled, it can be pushed from the front or rear, but tow it only from the rear. Only push or tow the machine for a very short distance and do not exceed 3.2 kp/h (2 mph).
  • Page 63 MAINTENANCE 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 steering wheel to center the machine. 5. Set the parking brake and block the machine tires.

  • Page 64: Machine Jacking

    MAINTENANCE MACHINE JACKING Empty the hopper before jacking the machine. You can jack up the machine for service at the designated locations. Use a hoist or jack that will support the weight of the machine. Always stop the machine on a flat, level surface and block the tires before jacking up the machine.

  • Page 65: Specifications

    SPECIFICATIONS SPECIFICATIONS GENERAL MACHINE DIMENSIONS/CAPACITIES Item Dimension/capacity Length 2085 mm (82 in) Length with side brush 2260 mm (89 in) Width 1230 mm (48.4 in) Width with side brush 1395 mm (55 in) Height 1435 mm (56.5 in) Height with overhead guard 2085 mm (82 in) Track...

  • Page 66: Power Type

    Manual valve controlled HYDRAULIC SYSTEM System Capacity Fluid Type Hydraulic reservoir 10.6 L (2.8 gal) TENNANT part no. 65870 Hydraulic total 12.1 L (3.2 gal) Propelling gearbox 2.6 L (2.7 qt) SAE 90 Gear weight lubricant BRAKING SYSTEM Type Operation...

  • Page 67: Machine Dimensions

    SPECIFICATIONS 2085 mm (82 in) 1395 mm 1230 mm (55 in) (48.4 in) 2260 mm (89 in) TOP VIEW 2085 mm (82 in) 1435 mm (56.5 in) 1135 mm 1135 mm (44.7 in) (44.7 in) SIDE VIEW FRONT VIEW 350158--- 350165 MACHINE DIMENSIONS 6400E MM432 (6- -99) Home...

  • Page 68: Index

    INDEX INDEX Button, Horn, 16 Aisle turn, 63 Capacities, 63 Chains, 47 Batteries, 44–48 Static drag, 48 Charger specifications, 64 Charging, 45–48 Circuit breakers, 18 Discharge indicator, 15 Clogged filter light, 14 Maintenance, 44 Control panel Specifications, 64 Battery discharge indicator, 15 Battery discharge indicator, 15 Clogged filter light, 14 Bearings...
  • Page 69 INDEX Clogged filter, Light, 14 Debris, 49–51 Debris hopper, 49–51 Disengaging hopper support bar, 33–35 Door closed, Light, 14 Deluxe suspension seat, 19 Door lever, 12 Dimensions, 63 Door seals, 58 Directional pedal, 10 Dust filter, 49–51 Emptying the hopper, 27–30 Disengaging hopper support bar, 33–35 Engaging hopper support bar, 31–33 Doors...
  • Page 70 INDEX Main brush belt, 48 Main brush down pressure knob, 13 Jack points, 62 Main brush intermediate belt, 48 Jacking up the machine, 62 Main brush lever, 12 Maintenance, 38 Intervals, 38–40 Recommended, 5 Knobs Main brush down pressure, 13 Maintenance chart, 38–40 Side brush down pressure, 17 Motors, Electric, 47, 64...
  • Page 71 INDEX Post-operation checklist, 30 Side brush down pressure knob, 17 Power kill switch, 13 Side brush dust control skirts, 57 Pre-operation checklist, 21 Side brush guard, 55 Propelling gearbox, 40 Side brush lever, 16 Pushing machine, 60 Side brush pivot, 55 Pushing or towing the machine, 60 Skirts, 30, 56–59 Brush doors, 56...
  • Page 72 INDEX Specifications, 64 Towing machine, 60 Transporting machine, 60 Transporting the machine, 60 Travel speed, 63 Troubleshooting, 37 Vacuum and filter shaker lever, 13 Vacuum fan Belt, 48 Seal, 58 Vacuum fan belt, 48 Vacuum fan seal, 58 Vacuum Wand, 35 Wheel nuts, Torque, 59 6400E MM432 (6- -01) Home...

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