Taylor-Dunn B0-248-TT, Operation, T Roubleshooting And Replacement Parts Manual, Page: 72 / 204

Maintenance, Service, and Repair
F2/F3 Transmission
Page 2
ADJUST THE DRIVE CHAIN
NOTE: A small amount of oil may come out when the
drive motor mounting bolts are loosened.
6. Place a small oil drain pan under the chain case.
7. Loosen but do not remove the three drive motor
mounting nuts.
8. Loosen the chain adjuster jam nut.
9. Raise the drive wheels off of the ground.
Always use a lifting strap, hoist, and jack
stands, of adequate capacity to lift and
support the vehicle. Failure to use lifting
and support devices of rated load capacity
may result in severe bodily injury.
Tie the vehicle to an immovable object to
prevent the vehicle from moving in forward
or reverse. Failure to securely tie the
vehicle may result in unexpected vehicle
movement resulting in severe bodily injury
or property damage.
1. Make sure the key-switch is in the “OFF”
position, then remove the key.
2. Place the forward-reverse switch in the
center “OFF” position.
3. Set the park brake.
4. Place blocks under the front wheels to
prevent vehicle movement.
5. Disconnect the main positive and
negative cables at the batteries.
10. Tie the vehicle in place so that it cannot move.
11. Reconnect the batteries.
12. Close all safety interlock switches, turn the key
On, place the forward-off-reverse switch in forward
and fully depress the accelerator pedal.
13. Tighten or loosen the adjustment screw to obtain
the minimum noise level.
NOTE: If there is less than 1/16” of threads left on
the adjustment screw (see illustration) then
the drive chain has stretched beyond service
limits and should be replaced. Refer to
section
Chain Case
for information
regarding replacing the drive chain.
14. Release the accelerator pedal, place the forward-
off-reverse switch in off, turn the key off and
disconnect the batteries.
15. Untie the vehicle.
16. Tighten the adjustment screw jam nut and motor
mounting nuts.
17. Wipe off any oil that may have come from behind
the motor.
18. Lower the drive wheels to the ground.
19. Reconnect the main positive and negative at the
batteries, remove the blocks from the wheels, and
test drive.
Rotating parts, keep hands and loose
clothing clear of all moving parts. Failure
to keep clear of moving parts may result in
severe bodily injury and/or property
damage.