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Maintenance
1. Stop engine, wait for all moving parts to stop, and
remove key or spark plug wire(s). Engage parking
brake.
2. See the Engine Owner’s Manual for cleaning
instructions.
Change Engine Oil
Service Interval: After the rst 5 hours
Every 100 hours (May
need more often under
severe conditions.)
1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
2. Drain oil while engine is warm from operation.
3. The oil drain hose assembly is located on the left
side of the engine.
Place pan under machine to catch oil. Remove oil
drain plug. Allow oil to drain and replace oil drain
plug. Torque plug to 20-24 ft-lb (27-33 N-m).
4. Replace the oil lter per the Engine Owner’s
Manual. Clean around oil lter and unscrew lter
to remove. Before the new lter is installed,
apply a thin coating of oil on the surface of the
rubber seal. Turn lter clockwise until rubber seal
contacts the lter adapter, then tighten lter an
additional 2/3 to 3/4 turn.
5. Clean around oil ll cap and remove cap. Fill to
specied capacity and replace cap.
6. Use oil recommended in engine owner’s manual.
Do Not overll. Start the engine and check for
leaks. Stop engine and recheck oil level.
7. Wipe up any spilled oil from engine deck
mounting surfaces.
Check Hydraulic Oil Level
Service Interval: Every 40 hours
1. Stop engine and wait for all moving parts to stop.
Engage parking brake.
2. Clean area around hydraulic reservoir cap and
remove cap. Oil level should be to the top of the
bafe inside the tank. If not, add oil. Use Exmark
Premium Hydro oil. Replace hydraulic reservoir
cap and tighten until snug. Do Not overtighten.
Note: The bafe is labeled “HOT” and
“COLD”. The oil level varies with the
temperature of the oil. The “HOT” level shows
the level of oil when it is at 225°F (107°C). The
“COLD” level shows the level of the oil when
it is at 75°F (24°C). Fill to the appropriate level
depending upon the temperature of the oil. For
example: If the oil is about 150°F (65°C), ll to
halfway between the “HOT” and “COLD” levels.
If the oil is at room temperature (about 75°F
(24°C)), ll only to the “COLD” level.
Check Tire Pressures
Service Interval: Every 40 hours
1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
2. Check tire pressure in drive tires.
3. Inate drive tires to 12–16 psi (83–110 kPa).
4. Inate tires to pressures stated above. Measure
the circumference of each drive tire. Adjust tire
pressures within the above range to try to make
tire circumferences match as closely as possible.
5. Semi-pneumatic caster tires do not need to be
inated.
Check Condition Of Belts
Service Interval: Every 40 hours
1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
2. Remove the mower deck belt shield to check
mower blade drive belt condition.
3. Look under engine deck to check the pump drive
belt condition.
4. Check all idler arms to be sure they pivot freely.
Disassemble, clean and grease pivot bushings if
necessary.
Lubricate Grease Fittings
Note: See chart for service intervals.
1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
2. Lubricate ttings with NGLI grade #2
multi-purpose gun grease.
Refer to the following chart for tting locations
and lubrication schedule.
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