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8. Carefully install the cleaned or new main
filter.
Figure 7-3: Air Filter
A
Backup filter
9. Re-install the back cover, make sure the dust
valve is positioned downwards.
10. Inspect all air intake piping and joints
between the air cleaner and inspect the air
inlet to make sure that no dusty air can enter.
N o t e
Never leave the air cleaner open
longer than necessary.
N o t e
The two most common servicing
problems are over servicing and
improper servicing.
Cleaning the Filter Element
Figure 7-4: Filter Element Cleaning
Clean the air filter element from inside to outside
using compressed air.
Maintenance
N o t e
Replace air filter element after two
cleaning interval
Air Circulation
Check that the engine has free circulation of
cooling air through the grille in the engine
compartment.
Figure 7-5: Air Circulation
A
Cooling air grille
Hose and Clamps
1. Periodic clamping bolts re-tightening is
necessary due to cold-flow present in all
rubber hoses. Tighten the boss clamps.
2. Examine and change out worn hoses and
weakened Boss clamps. If hoses are to be
changed out, change the Boss clamps also.
Boss clamps hold the hose connections
under a large amount of pressure. Boss
clamps (including nuts and bolts) are for
single use only. Do not reuse. Once
removed, discard them.
64
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