Tennant 92 GR, Operator'S Manual

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3-65573
92GR MM188 (11---87)
3. Raise the hopper, engage the hopper support
support bar, and lower the hopper onto the
support bar.
WARNING: Always engage the hopper
support bar before working under a raised
hopper. Do not rely on the machine hydraulic
system to keep the hopper in the “raised”
position. The hydraulic system may leak
internally, allowing the hopper to lower, crushing
anything under it.
4. Stop the engine and engage the machine
parking brake.
WARNING: Always stop the machine on a
level surface, stop the engine, and engage
the parking brake before working on the machine
to keep it from rolling.
5. Unbolt the seal and seal backing plate from the
cross shaft.
A
B
C
01506
HOPPER DUST DUMP DOOR SEAL
A. Seal Backing Plate
B. Seal
C. Cross Shaft
6. Remove the seal from the seal backing plate.
7. Install a new seal on the backing plate.
8. Bolt the seal and backing plate to the cross
shaft.
9. Check the seal adjustment as described in To
Adjust Hopper Dust Dump Door.
TO CHECK AND ADJUST HOPPER DUST DUMP
DOOR SEAL
1. Empty the hopper.
2. Park the machine on a level surface.
3. Raise the hopper, engage the hopper support
bar, and lower the hopper onto the support bar.
WARNING: Always engage the hopper
support bar before working under a raised
hopper. Do not rely on the machine hydraulic
system to keep the hopper in the “raised”
position. The hydraulic system may leak
internally, allowing the hopper to lower, crushing
anything under it.
4. Stop the engine and engage the machine
parking brake.
WARNING: Always stop the machine on a
level surface, stop the engine, and engage
the parking brake before working on the machine
to keep it from rolling.
5. Check the seal for wear or damage, replace if
necessary.
6. Start the engine, raise the hopper, and
disengage the hopper support bar.