SY265C LC/SY265C LR Excavator OMM
5-36
Operation and Maintenance Manual — 0420
SANY
6. Remove the secondary air filter (3).
7. Inspect the secondary air filter and replace as
necessary.
8. Inspect the primary air filter and replace as necessary.
9. Close the air filter housing.
10. Close and secure left access doors.
Check the Air Intake and Charge-Air Pipes
1. Prepare the machine for service. See “Maintenance
2. Open the appropriate access panels and doors. See
“Doors, Escape Hatch, and Filler Caps” on page 4-6.
3. Inspect the intake piping daily for wear points, damage
to piping, loose hose clamps, and punctures that can
damage the engine.
4. Replace damaged pipes and tighten loose hose clamps
as necessary to prevent the air system from leaking.
NOTE:
Tighten hose clamps (2) to 72 lb-in (0.5 N•m).
5. Check for corrosion under the hose clamps and hoses
of the intake system piping. Corrosion can allow
corrosive products and dirt to enter the intake system. Disassemble and clean as required.
6. Inspect the charge-air piping (3) and hoses for leaks, holes, cracks, or loose connections.
7. Tighten the hose clamps as necessary.
NOTICE!
Do not attempt to clean the air filter. Failure to
replace a damaged, damp, or clogged air filter
could cause the engine or machine to operate
improperly.
Fig. 5-30
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Fig. 5-31
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2
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