32 GTH-4016SR • GTH-4018SR Part No. 57.4400.9203
March 2010
Section 3 • Scheduled Maintenance Procedures
REV A
CHECKLIST C PROCEDURES
C-5
Clean Cabin Air Filter
1. Shut the engine down and engage the parking
brake.
2. Pull filter out of the housing accessible from the
outside of the cab.
3. Clean the filter bowl.
4. Clean the filter cartridge by beating it against a
piece of wood.
NOTICE
Paper filters must never be
cleaned using compressed air
or washed with water and/or
solvents.