3.
Pump grease into the fitting until grease comes out of
the grease valve located next to the fitting.
4.
Wipe up any excess grease.
Engine Maintenance
Servicing the Air Cleaner
(Models 22972 and 22973)
Service Interval:
Every 25 hours—Clean the foam air
cleaner element.
Every 50 hours—Check the paper air cleaner element.
Every 200 hours/Yearly (whichever comes
first)—Replace the paper air cleaner element.
Inspect the foam and paper elements and replace them if they
are damaged or excessively dirty.
Note:
Service the air cleaner more frequently (every few
operating hours) if the operating conditions are extremely
dusty or sandy.
Important:
Do not oil the foam or paper element.
Removing the Foam and Paper
Elements
1.
Lower the boom and set the parking brake.
2.
Stop the engine, remove the key, and wait for all moving
parts to stop before leaving the operating position.
3.
Clean around the air cleaner to prevent dirt from
getting into the engine and causing damage (
).
4.
Unscrew the cover knobs and remove the air cleaner
cover (
5.
Unscrew the hose clamp and remove the air cleaner
assembly (
6.
Carefully pull the foam element off the paper element
(
).
Figure 32
1.
Cover
3.
Paper element
2.
Hose clamp
4.
Foam element
25
