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Service and Repairs
while performing maintenance, shut engine off
and remove key from ignition switch.
CAUTION
To prevent accidental starting of the engine,
84 inch
Cutting Units
Check Gear Box Lubricant
The gear box is designed to operate with SAE 80–90 wt.
gear lube. Although the gear box is shipped with lubri-
cant from the factory, check the level before operating
the cutting unit.
1. Position the machine and cutting unit on a level sur-
face.
2. Remove check plug from side of gear box and make
sure lubricant is up to bottom of hole. If level of lubricant
is low, remove fill plug on top of gear case and add
enough lubricant to bring it up to bottom of hole in side.
1
Figure 9
1. Filler Plug
2. Check Plug
Replace Gear Box Lubricant
The gear box lubricant must be changed initially, after
the first 400 hours of operation, and thereafter every
1600 hours of operation.
1. Position the machine and cutting unit on a level sur-
face.
2. Loosen fixed idler pulley locking nut.
3. Loosen spring tensioning nut as required and re-
move belt.
4. Remove (4) locknuts securing gearbox mount to
deck.
5. Remove belt from pulley.
6. Remove check plug from side of gear box and tip
gear box assembly allowing lubricant to drain from gear
box.
7. Reinstall belt to pulley.
8. Reinstall gear box assembly to deck
9. Remove fill plug on top of gear case and add SAE
80–90 wt. gear lube until level is up to bottom of hole in
side.
10. Reinstall check plug to side of gear box and fill plug
to top of gear case.
11. Re–tension belt. Refer to Replacing Drive Belts.
2
3
1
Figure 10
1. Gear Box Mount
2. Filler Plug
3. Check Plug
Groundsmaster 3000/3000–D
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84 inch Cutting Units
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