Gravely Pro-Master PM 320 HD Owner's/Operator's Manual page 18

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1. Stop engine.
2. Place deck lift lever in FLOAT position.
3. Remove any dirt that may be around the
cap on the tank.
4. Remove cap and dipstick.
5. Check hydraulic oil level mark on
dipstick.
6. Add hydraulic oil through the dipstick
tube as needed. Do not overfill.
IMPORTANT: Fluid should be changed only if
it is contaminated.
CLEAN UNIT
Clean unit before each use and before
storage.
Clean engine, battery, seat, deck, etc.
of all dirt and debris with a brush or
cloth. Do not use solvents, harsh
cleaners or abrasives.
Keep finished surfaces and wheels
free of all gasoline, oil, etc.
Protect painted surfaces with
automotive type wax. Lightly coat
unpainted surfaces with spray
lubricant and wipe off excess with soft
cloth.
Do not spray the unit with water,
especially when the unit is warm from
operation. Water can seep into
bearings and damage them.
CHECK ENGINE OIL LEVEL
Check engine oil level before each use.
1. Remove oil fill cap/dipstick.
2. Check level on oil dipstick.
3. Add more oil if needed.
4. Tighten fill cap securely.
See engine manual for detailed instructions.
IMPORTANT: Maintain proper oil level to
prevent engine damage.
CHECK AIR CLEANER
Check air cleaner before each use. See
engine manual for detailed instructions.
CHECK AIR INTAKE
Check air intake before each use. See engine
manual for detailed instructions.
CHECK AND CLEAN BATTERY
WARNING: Battery posts,
terminals and related accessories
contain lead and lead compounds,
chemicals known to the State of
California to cause cancer and
reproductive harm. Wash hands
after handling.
WARNING: AVOID INJURY. Read
and understand entire Safety
section before proceeding.
Clean Battery
Keep battery and its terminals clean. Inspect
every 25 operating hours or monthly for best
performance.
1. Remove battery cover.
2. Disconnect cables from battery
(negative, then positive).
3. Clean terminals and battery cable ends
with wire brush.
4. Coat terminals with dielectric grease or
petroleum jelly.
5. Reconnect cables to battery (positive,
then negative).
6. Replace battery cover.
CLEAN HYDRAULIC PUMP
Clean hydraulic pump before each use and
before storage. Keep pump surface free from
buildup of dirt and debris.
LUBRICATE UNIT
Every 25 hours and before storage:
Grease steering caster spindle and
handlebars.
Grease
GB - 18
Points
Figure 6

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