TRUCK SERVICE MANUAL
NOTE
It is important that filter be in
good condition.
Do not put valve back
into service without a clean filter.
Replace all parts not considered serviceable during
these inspections.
ASSEMBLY
For the assembly of valve, refer to Fig.
13 and
proceed as follows:
Before assembling the valve, apply a light film of
grease on inlet valve seat.
Do not apply oil to the inlet
and exhaust valves.
1. Place sealing ring in groove of cover.
2. Place valve guide over inlet and exhaust valves.
3.
Place valve guide and inlet and exhaust
assembly into cover (wire will project through
exhaust port).
4. Place body on cover and install capscrews and
lockwashers.
5. Install filter and adapter and screw in filter
retainer.
6. Install adapter and filter assembly in body and
tighten.
7. Install drain valve in reservoir and reconnect
heater wire if drain valve is so equipped.
NOTE
Covers on the standard and
heated
drain
valves
can
be
interchanged.
Before returning the vehicle back to service perform
SERVICE CHECKS as outlined.
149
BRAKES-AIR