5.8 Every 100 Hours
Complete the following maintenance tasks every 100 hours of operation.
• Clean cab air return
fi
lter. Refer to .
• Clean radiator, hydraulic oil cooler, charge air cooler, and A/C condenser. Refer to
, and
5.8.2 Cleaning Cooler Module, page 272
.
5.8.1 Servicing Return Air Filter
The return air
fi
lter is located behind the operator’s seat on the cab wall and should be serviced every 100 hours.
1. Unscrew two knobs (A) attaching cover and
fi
lter to cab
wall, and remove cover and
fi
lter assembly (B).
Figure 5.50: Return Air Filter
2. Separate the
fi
lter (B) from the cover (A).
3. Clean the electrostatic
fi
lter as follows:
a. Mix a solution of warm water and detergent in a
suitable container so that the
fi
lter (B) can soak for
a few minutes.
b. Agitate to
fl
ush out the dirt.
c. Rinse with clean water, and then dry with
compressed air.
d. Inspect
fi
lter for damage, separation, and holes.
Replace if damaged. Refer to
for part number.
4. Assemble the cleaner (B) and cover (A), and position
on cab wall over opening.
Figure 5.51: Return Air Filter
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Revision A
Summary of Contents for M1240
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