
62
Service Procedures
Air Filter Change
Air Filter Change
The "Air Filter Change" illustration shows the location of the air
filter in each wheel valve. This filter must be replaced when-
ever the tire or wheel valve is ser
viced. Use the illustration as
a reference in completing the air filter replacement as follows:
Be sure to use appropriate eye and ear protection.
Do not crush the air filter when installing adjustable
straigh
t thread O-ring adapters.
Note: Air filters should not be cleaned or
reused. Always
replace with a new air filter.
1. Working quickly to prevent air loss, remove the tire
hose assembly from the fitting on
the tire port (near-
est the tire fill valve) of the wheel valve. Plug hose to
prevent air loss (SAE
37 degree flare plug, 3/8" tube
size, 9/16-18 thread).
2. Remove the adapter fitting from the tire port.
3. Use a flat blade screwdriv
er to remove (unscrew
counterclockwise) the air filter from the wheel valve.
Discard the used air filter.
4. Install a new air filter by pressing it straight into
wheel valve
tire port.
5. Clean the adapter, replace and lubricate the O-ring if
necessar
y and reinstall the adapter in the wheel valve
tire port. Tighten to 16-19 lbs. ft.
6. Remove the plug and reinstall the tire hose assembly
to the adapter on
the wheel valve tire port. Torque to
16-19 lbs. ft.
Note: For insta
llation of adjustable straight thread O-ring
adapters, follow instructions in the service manual to
prevent crushing the filter.
WARNING
CAUTION
Adapter
Tire
Hose
Air
Filter
Wheel
Valve
Control Port
Tire Port
Comentarios a estos manuales