Tennant T1 Battery Floor Scrubber

Introduction

This manual provides necessary operation and maintenance instructions for the Tennant T1 Battery Floor Scrubber. It is essential to read and understand this manual completely before operating or servicing the machine. Proper operation and regular maintenance, using manufacturer-supplied parts, will ensure excellent service and optimal results.

Uncrating: Carefully inspect the carton for any signs of damage and report any damages to the carrier immediately.

Environmental Protection: Dispose of packaging materials and old machine components in an environmentally safe manner according to local waste disposal regulations. Always remember to recycle.

Machine Data

Please fill out the following details at the time of installation for future reference:

• Model No.:
• Serial No.:
• Sales Rep.:
• Sales Rep. phone no.:
• Customer Number:
• Installation Date:

Declaration of Conformity

Machine Type: Battery Floor Scrubber No.: 9008636, 9008639

This machine conforms to the following directives and standards:

• Machinery Directive: 2006/42/EC
• EMC Directive: 2004/108/EC
• Harmonized Standards: EN ISO 14121-1, EN 1037, EN 60335-1, EN 60204-1, EN ISO 13849-1, EN ISO 13849-2, EN 60529, EN ISO 4413, EN 349, EN 55012, EN 61000-6-2, EN ISO 11201, EN ISO 4871, EN ISO 3744, EN ISO 13059, EN ISO 3450, EN 60335-2-72.

Manufacturer Address: TENNANT Europe Uden, Industrielaan 6, 5405 AB Uden - The Netherlands

Date: 25/1/2010

Signed by: Richard van den Hoogen, Sr. Product Regulatory Engineer

Contact: TENNANT N.V., Industrielaan 6, 5405 AB Uden - The Netherlands, Europe@tennantco.com, www.tennantco.com

Specifications and parts are subject to change without notice. Original Instructions. Copyright © 2011 Tennant Company. All rights reserved.

Safety Precautions

This machine is intended for commercial use only and designed exclusively for scrubbing hard floors in an indoor environment. Use only recommended brushes and approved floor cleaners.

All operators must read, understand, and practice the following safety precautions.

The following warning alert symbol ⚠️ and the "FOR SAFETY" heading are used throughout this manual:

• 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.

The following safety precautions signal potentially dangerous conditions:

• WARNING: Fire Or Explosion Hazard
  • Do not use or pick up flammable materials.
  • Only use commercially available floor cleaners intended for machine application.
  • Do not use near flammable liquids, vapors, or combustible dusts.
  • Batteries emit hydrogen gases. Keep the machine away from heat, sparks, and open flame.
  • The electric motors will spark upon start-up and during operation, which could cause a flash fire or explosion if the machine is used in an area with flammable vapors/liquids or combustible dusts.
• WARNING: Electrical Hazard
  • Do not charge batteries with a damaged cord.
  • Do not modify the plug.
  • If the charger cord is damaged or broken, it must be replaced by the manufacturer, its service agent, or a similarly qualified person to avoid a hazard.
  • Disconnect the battery cable and charger cord before servicing.
• WARNING: Spinning Brush. Keep hands away.
• WARNING: Electrical Shock Hazard. Do not use outdoors. Do not expose to rain/moisture. Store indoors.

FOR SAFETY:

1. Do not operate machine:
   • Unless trained and authorized.
   • Unless the operator manual is read and understood.
   • Unless mentally and physically capable of following machine instructions.
   • In an area where flammable vapors/liquids or combustible dusts are present.
   • Outdoors.
   • If not in proper operating condition.
   • If the battery emits an unusual odor. Move the machine to a ventilated area and contact Customer Service immediately.
   • If the battery is leaking any substance. Avoid contact with battery substance and contact Customer Service immediately.
   • If the battery becomes excessively hot. Disconnect the battery charger, move the machine to a ventilated area, and contact Customer Service immediately.
2. Before operating machine:
   • Make sure all safety devices are in place and operate properly.
   • Wear non-slip shoes.
   • Follow safety guidelines concerning wet floors.
   • Follow mixing, handling, and disposal instructions on chemical containers.
3. When operating machine:
   • Report machine damage or faulty operation immediately.
   • Do not allow children to play on or around the machine.
   • If foam or liquid begins to leak from the machine, immediately shut off the machine.
   • Do not operate on inclines.
4. Before leaving machine:
   • Stop on a level surface.
   • Turn the main power switch to the off position.
5. When servicing machine:
   • Stop on a level surface.
   • Turn the main power switch to the off position.
   • Do not tilt the machine back unless the main power switch is turned off and tanks are empty.
   • Disconnect battery connections before working on the machine.
   • Do not disconnect the charger's DC cord from the machine's receptacle while the charger is operating, as arcing may result. If the charger must be interrupted during charging, disconnect the AC power supply cord first.
6. When transporting machine:
   • Turn the main power switch to the off position.
   • Get assistance or use a mechanical lift when lifting the machine.
   • Do not wheel up or down stairs.
   • Do not tilt on rear casters or wheels.
   • Use tie-down straps to secure the machine when transporting by vehicle.

The use of incompatible battery chargers may damage the battery and potentially cause a fire hazard.

Wear protective gloves and eye protection when handling batteries or battery cables. Avoid contact with battery acid. Use manufacturer-supplied or approved replacement parts. All repairs must be performed by a qualified service person. Avoid moving parts; do not wear loose clothing or jewelry. Do not power spray or hose off the machine, as electrical malfunction may occur. Do not modify the machine from its original design.

Safety Labels

The safety labels appear on the machine in the indicated locations. Replace labels if they are missing or become damaged or illegible.

• FOR SAFETY: Do not operate machine unless operation manual is read and understood.
• WARNING: Fire or Explosion Hazard. Do not use flammable liquids. Do not pick up flammable liquids.
• WARNING: Spinning Brush. Keep Hands Away. Turn Off Power Before Working On Machine.
• WARNING: Electrical Hazard. Do not use with damaged cord. Unplug cord before servicing.
• FOR SAFETY: When servicing machine, the use of incompatible battery chargers may damage battery and potentially cause a fire hazard.

[Description of safety labels illustration: The illustration shows the Tennant T1 machine with callouts pointing to various safety labels. One label shows a person operating the machine with a manual. Another warns about fire/explosion hazards with flammable liquids. A third warns about the spinning brush. A fourth warns about electrical hazards with damaged cords. A label on the Lithium-ion battery model warns about battery charger hazards.]

Machine Components

[Description of machine components illustration: An illustration shows the Tennant T1 machine with numbered parts. The numbers correspond to the list below.]

1. Adjustable Control Handle
2. Main Power ON/OFF Switch
3. Battery Discharge Indicator
4. Start Triggers
5. Handle Adjustment Lever
6. Battery Charger Connector
7. Vacuum Power ON/OFF Switch
8. Battery Compartment
9. Transport Release Pedal
10. Scrub Head Lift Pedal
11. Curb Climbing Wheels
12. Main Wheels
13. Tank Cover
14. Recovery Window
15. Vacuum Shut-Off Float
16. Solution Tank Screen
17. Brush Circuit Breaker Button
18. Vacuum Circuit Breaker Button
19. Recovery Tank
20. Solution Tank
21. Hour meter
22. Vacuum Intake Screen
23. Scrub Head
24. Squeegee Blades
25. Brush Housing
26. Bumper Wheel

Machine Operation Symbols:

• ? [Power On]
• ? [Power Off]
• ? [Battery Discharge Indicator]
• ? [Vacuum]
• ⚡ [Vacuum Circuit Breaker]
• ⚙️ [Brush Circuit Breaker]
• ? [Battery Charging]
• ? [2% (1°) Maximum Grade Level]

Machine Setup

Installing Brush

1. Turn the main power switch to the off (?) position. FOR SAFETY: Before servicing machine, turn the main power switch to the off position.
2. Raise the scrub head to the transport position by stepping on the scrub head lift pedal. [Figure 1: Illustration showing the scrub head lift pedal being stepped on.]
3. Remove the brush idler plate from the brush base by turning the idler plate locking knob counter-clockwise. [Figure 2: Illustration showing the idler plate removal.]
4. Connect the slotted end of the brush to the drive hub. [Figure 3: Illustration showing the brush connection to the drive hub.]
5. Connect the idler plate to the brush and reinstall the idler plate. Ensure the idler plate tabs engage the brush base and that the locking knob is secure. [Figure 4: Illustration showing the idler plate connection and securing.]

NOTE: If storing the machine for an extended period, raise the scrub head to the transport position to prevent a flat spot from developing on the brush.

Filling Solution Tank

1. Remove the solution tank from the machine and carry it to a water source. [Figure 5: Illustration showing the solution tank being removed.]
2. Fill the solution tank with 9.5 L of clean water (50°C maximum temperature). Do not fill beyond the “MAX” fill label. Partially fill if unable to lift a full tank. A full tank weighs 12 kg. [Figure 6: Illustration showing the solution tank being filled, with a callout to the MAX fill label.]

ATTENTION: When refilling the solution tank, always empty the recovery tank first.

Do not use the recovery tank to fill the solution tank, as dirt from the recovery tank may cause damage to the solution pump.

Pour an approved low foaming cleaning detergent into the solution tank according to the mixing instructions on the bottle.

ATTENTION: Only use approved cleaning detergents. Machine damage due to improper detergent usage will void the manufacturer's warranty.

Contact your dealer for recommended cleaning detergents.

FOR SAFETY: Follow mixing, handling, and disposal instructions on detergent containers.

WARNING: Fire Or Explosion Hazard. Do Not Use Flammable Materials. Only Use Commercially Available Floor Cleaners intended for machine application.

Replace the solution tank on the machine. Submerge the solution tank screen into the solution and close the cover. [Figure 7: Illustration showing the solution tank being placed back and the cover closed.]

ATTENTION: Be careful not to splash water on the vacuum motor intake screen, as vacuum motor failure may result.

Machine Operation

FOR SAFETY: Do not operate machine unless operator manual is read and understood.

Pre-Operation

1. IMPORTANT: To prevent the vacuum system from clogging, sweep and dust-mop the floor.
2. Make sure the battery is charged.
3. Check that the brush and squeegee blades are installed.

Scrubbing Floors

FOR SAFETY: Before operating the machine, follow safety guidelines concerning wet floors.

WARNING: Fire or Explosion Hazard, Do Not Use or Pick Up Flammable Materials.

WARNING: Spinning Brush. Keep Hands Away.

1. Pull the handle adjustment lever and adjust the handle to a comfortable operating height. Release the lever to lock the position. [Figure 8: Illustration showing handle adjustment.]
2. Lower the scrub head to the floor by stepping on the transport release pedal. [Figure 9: Illustration showing the transport release pedal being used.]
3. Press the main power switch to the on (?) position. [Figure 10: Illustration showing the main power switch being pressed.]
4. Press the vacuum switch to the on (?) position. [Figure 11: Illustration showing the vacuum switch being pressed.]
5. To begin scrubbing, pull the start triggers and push or pull the machine in either direction. [Figure 12: Illustration showing the start triggers being pulled and the machine being moved.]
6. To stop scrubbing, release the triggers and continue to move the machine to pick up all solution.
7. When scrubbing, view the water pickup from the recovery window. When the water pickup stops, stop scrubbing and empty the recovery tank.

ATTENTION: When refilling the solution tank, always empty the recovery tank.

NOTE: To protect the vacuum motor from potential damage, the cover is equipped with a vacuum shut-off float that will stop water pickup when the recovery tank becomes full. A sudden change in vacuum motor sound will occur when this happens. [Figure 13: Illustration showing the recovery window. Figure 14: Illustration showing the vacuum shut-off float mechanism.]

ATTENTION: Check for excessive foam in the recovery tank. Foam may not activate the shut-off float. Foam intake may damage the machine and void the manufacturer's warranty.

FOR SAFETY: When operating the machine, if foam or liquid begins to leak, immediately shut off the machine.

For heavily soiled areas, use the double scrub method: First scrub the soiled area with the vacuum switch turned off, then scrub the area a second time with the vacuum switch turned on. [Figure 15: Illustration depicting the double scrub method.]

FOR SAFETY: Before operating the machine, follow safety guidelines concerning wet floors.

To transport the machine from one room to another, raise the scrub head to the transport position and push the machine forward. [Figure 16: Illustration showing the scrub head in the transport position.]

DO NOT tilt the machine on the rear wheels. Only use rear wheels to transport the machine up and down a curb.

FOR SAFETY: When transporting the machine, do not wheel up or down stairs. Get assistance or use a mechanical lift when lifting the machine.

Battery Discharge Indicator

The battery discharge indicator displays the charge level of the battery. When the discharge level reaches the red zone, the machine will automatically shut down. Recharge the battery at this time (See CHARGING BATTERY). To prolong battery life, do not leave the battery discharged for a lengthy period. [Figure 17: Illustration of the battery discharge indicator.]

Circuit Breakers

The machine is equipped with two resettable circuit breakers to protect the brush and vacuum motors from damage. If the brush or vacuum become obstructed, the circuit breaker will trip. To reset a circuit breaker, turn off the main power switch, remove the obstruction, then reset the circuit breaker button. If the circuit breaker does not reset immediately, allow the machine to cool. [Figure 18: Illustration of the circuit breaker panel.]

FOR SAFETY: Before removing an obstruction, turn the main power switch to the off position.

Hour Meter

The hour meter records the total number of hours the machine has been powered on. Use the hour meter to record machine use and service history. [Figure 19: Illustration of the hour meter.]

Battery

Your machine is equipped with either a 12V lithium-ion battery or a 12V sealed AGM lead acid battery. The battery requires no maintenance other than routine charging.

[Figure 20: Illustration showing a 12V Lithium-ion Battery and a 12V AGM Sealed Lead Acid Battery.]

To convert a machine with an AGM battery to a Lithium-ion battery, or vice versa, a battery conversion kit is required. Do not exchange battery types unless a conversion kit is installed, as machine and battery damage may result.

• AGM to Lithium-ion Battery Conversion Kit: 9008689
• Lithium-ion to AGM Battery Conversion Kit: 9008688

Charging Battery

Only use the battery charger that is approved and supplied by Tennant. [Figure 21: Illustration showing the Lithium-ion Battery Model HB250-12 Battery Charger and the AGM Battery Model CBHD1-12 Battery Charger.]

FOR SAFETY: When servicing the machine, the use of incompatible battery chargers may damage the battery and potentially cause a fire hazard.

Refer to the User's Manual supplied with the battery charger for operating instructions. The charger's User's Manual should remain with the charger at all times.

For Lithium-ion battery models, recharge the battery after every use, even if only slightly discharged.

For AGM battery models, only recharge the battery after 20 minutes of use or more to prolong battery life.

FOR SAFETY: Do not operate the machine if the battery emits an unusual odor, leaks any substance, or becomes excessively hot.

To Charge Battery:

1. Transport the machine to a ventilated area.
2. Park the machine on a flat, dry surface and turn the main power switch to the off position.
3. Remove the charging receptacle cover at the rear of the machine and plug the charger's DC cord into the receptacle. [Figure 22: Illustration showing the charging receptacle cover being removed and the DC cord plugged in.]
4. Connect the charger's AC power supply plug into a properly grounded receptacle.
5. The charger will start automatically and begin the charging process until the battery is fully charged. The charger's three LEDs will display solid when fully charged.

Maximum Charging Cycle: 3 hours - Lithium-ion battery; 8 hours - AGM battery.

NOTE: If the charger is left plugged in after charging is complete, it will enter a maintenance mode to keep the battery fully charged.

6. After the charging cycle is complete, turn the charger off by disconnecting the AC power supply cord from the electrical outlet. Then unplug the DC charger plug from the machine. [Figure 23: Illustration showing the AC power cord being unplugged and the DC plug being unplugged.]
7. Replace the charging receptacle cover on the machine.

FOR SAFETY: When servicing the machine, do not disconnect the charger's DC cord from the machine's receptacle while the charger is operating, as arcing may result. If the charger must be interrupted during charging, disconnect the AC power supply cord first.

NOTE: The machine will not operate once the battery charger is connected.

Replacing Battery

FOR SAFETY: When servicing the machine, wear protective gloves and eye protection when handling batteries and battery cables. Avoid contact with battery acid.

NOTE: Ensure the battery type being replaced is the same as the new battery. To convert from an AGM to Lithium-ion, or from Lithium-ion to AGM, a Battery Conversion Kit is required.

1. Park the machine on a level surface and turn the main power switch to the off position.
2. Remove the battery compartment cover from the machine by removing two screws at the bottom of the cover. [Figure 24: Illustration showing battery compartment cover removal.]
3. Unfasten the battery support strap. Disconnect the red positive (+) cable first, then the black negative (-) cable from the battery. Carefully remove the battery from the machine.
4. Install the new battery. Connect the black cables to the negative (-) terminal first, then the red cables to the positive (+) terminal. Secure the battery with the support strap.

On a lithium-ion battery, connect the female plug from the battery to the machine harness. This plug is the communication cable to the battery management system. The second plug (male) on the battery is not used. [Figure 25: Illustration showing battery connections for AGM and Lithium-ion batteries, highlighting the female plug for Lithium-ion.]

Dispose of the old battery in an environmentally safe way according to your local regulations. Contact your local regulatory authorities for proper transporting and disposal instructions. Help preserve the environment – Recycle!

Machine Maintenance

To keep the machine in good working condition, follow the machine's maintenance procedures.

FOR SAFETY: Before performing any maintenance procedures, turn the main power switch to the off position.

FOR SAFETY: When servicing the machine, all repairs must be performed by a qualified service person.

After Each Use

1. Empty the recovery tank and thoroughly rinse with clean water. [Figure 26: Illustration showing the recovery tank being emptied and rinsed.]
2. Recharge the battery (See CHARGING BATTERY). [Figure 27: Illustration showing the battery charging connection.]
3. Raise the scrub head to the transport position to prevent a flat spot on the brush. [Figure 28: Illustration showing the scrub head being raised.]

After Weekly Use

1. Clean the vacuum shut-off float with a damp cloth and remove any debris buildup from the vacuum intake screen. [Figure 29: Illustration of cleaning the vacuum shut-off float. Figure 30: Illustration of cleaning the vacuum intake screen.]
2. Remove the brush and check for entangled debris. Replace the brush if it is damaged or worn. [Figure 31: Illustration showing the brush being removed and inspected.]
3. Tilt the machine back and clean the underside of the scrub head. [Figure 32: Illustration showing the underside of the scrub head being cleaned.]

FOR SAFETY: Before tilting the machine, turn the main power switch to the off position and empty tanks.

Squeegee Blade Replacement

Tilt the machine back to access the squeegee blades.

FOR SAFETY: Before tilting the machine, turn the main power switch to the off position and empty tanks.

To remove the squeegee blades, lift the blade retainer clip and pull the blade from the channel. [Figure 33: Illustration showing squeegee blade removal.]

For easy blade installation, the squeegee blades are color-coded to match the scrub head blade channel. [Figure 34: Illustration showing color-coded squeegee blades and channels.]

To install a blade, slide each blade into the appropriate channel until the retainer clip engages the blade. The squeegee blade ribs should face away from each other. [Figure 35: Illustration showing squeegee blade installation.]

Vacuum Hose Maintenance

To prevent debris buildup in the vacuum system, flush the vacuum hose as described below:

1. Place the machine over a floor drain and turn the main power switch to the off position. [Figure 36: Illustration showing the machine positioned over a drain.]
2. Place a dry towel over the vacuum intake screen to prevent water from entering the vacuum motor. [Figure 37: Illustration showing a towel placed over the intake screen.]
3. With water turned off, insert a garden hose into the vacuum intake hose as shown. [Figure 38: Illustration showing a hose inserted into the vacuum intake.]
4. Slowly turn on water to prevent back-splash if the vacuum system is clogged. Increase water pressure to flush out debris buildup.

NOTE: The vacuum hose is Y-shaped. Make sure to flush out both sides. [Figure 39: Illustration indicating flushing both sides of the Y-shaped hose.]

Cleaning Machine

Clean the machine with an all-purpose cleaner and a damp cloth. [Figure 40: Illustration showing machine cleaning.]

FOR SAFETY: When cleaning the machine, do not power spray or hose off the machine. Electrical malfunction may occur.

Cleaning Solution Hose Screen

Clean the solution hose screen. [Figure 41: Illustration showing the solution hose screen being cleaned.]

Transporting Machine

Before transporting the machine, empty water from tanks and turn the main power switch to the off position.

FOR SAFETY: When transporting the machine, get assistance or use a mechanical lift when lifting the machine.

FOR SAFETY: When transporting the machine, use tie-down straps to secure the machine.

To wheel the machine from room to room, raise the scrub head to the transport position and push the machine forward. [Figure 42: Illustration showing the machine being wheeled.]

DO NOT tilt the machine on the rear wheels. Only use rear wheels to transport the machine up and down a curb.

FOR SAFETY: When transporting the machine, do not tilt on rear wheels and do not wheel up or down stairs. Get assistance or use a mechanical lift when lifting the machine.

Storing Machine

Before storing the machine, empty tanks and fully charge the battery.

Store the machine in an open, well-ventilated, dry, and clean area, at temperatures below 45°C, in the upright position. Raise the scrub head to the transport position.

If storing the machine in freezing temperatures, make sure to purge all water from the solution system. To purge water, empty the solution tank and operate the machine as normal for approximately 15 seconds.

WARNING: Electrical Shock Hazard. Do Not Use Outdoors. Do Not Expose To Rain/Moisture. Store Indoors.

Troubleshooting

Machine Specifications

Machine Dimensions

[Description of machine dimensions illustration: A simple line drawing showing the machine's length, width, and height measurements.]

• Length: 695 mm
• Width: 594 mm
• Height: 502 mm