Clutch Adjustment; Storage - Gravely Pro-Turn 100 Operator's Manual

Blade Side-to-Side Level
Left
Blade Front-to-Back Pitch
Rear
Figure 27
Adjust Blade Height
Level and pitch the mower with the height
adjusters on each deck lift bracket.
1. Loosen the lock nuts on the deck lift
trunnion and at the lift pivot point.
2. Loosen jam nut under adjustment bolt.
3. Turn the adjustment bolt clockwise to
raise the deck or counterclockwise to
lower the deck.
4. Tighten the jam nut and lock nuts.

CLUTCH ADJUSTMENT

(Figure 28)
If clutch fails to engage or disengage properly
or begins to make abnormal noise, check the
air gap adjustment at the three inspection
slots.
To check:
1. Stop engine, remove key and wait for all
hot parts to cool.
2. Measure the air gap between the
armature and the rotor.
Minimum: A 0.040 cm (0.016") feeler
gauge should slide between armature
and rotor with slight contact.
Maximum: A 0.050 cm (0.020") feeler
gauge should slide between armature
and rotor with slight contact.
3. Repeat for each inspection slot.
Right
Front
Rear
To adjust:
1. If necessary, loosen gap adjustment
nuts until a 0.040 cm (0.016") feeler
gauge fits between armature and rotor.
2. Slide a 0.050 cm (0.020") feeler gauge
between armature and rotor.
3. Tighten gap adjustment nut until there is
slight contact on feeler gauge.
4. Repeat steps 1 – 3 at each inspection
slot.
NOTE: Adjust air gap as evenly as possible.
5. Start unit, engage and disengage PTO.
6. Shut off unit.
7. Recheck air gap and adjust if needed.
4
3
1. Armature
2. Rotor
3. Inspection Slot
4. Gap Adjustment Nut
WARNING: AVOID INJURY. Read
and understand entire Safety section
before proceeding.
SHORT TERM
IMPORTANT: NEVER spray unit with high-
pressure water or store unit outdoors.
IMPORTANT: NEVER store the engine with
fuel in the fuel tank inside of a building with
potential sources of ignition.
1. Inspect unit for visible signs of wear,
breakage or damage.
2. Keep all nuts, bolts and screws properly
tightened and know unit is in safe
working condition.
3. Prepare fuel system for storage.
EN - 34
Figure 28

STORAGE

4
1
2