TM 5-2335-305-14
4.4.1.7 REPLACE PILOT VALVE.
TOOLS: Combination Wrench Set
Cross-Tipped Screwdriver
SUPPLIES: Pilot Valve
Liquid Detergent
Plastic Pail
1. Repressurize system by opening moisture ejectors.
Hale pipe end of air hose does not
swivel. To remove the male end of
an air hose from a component, dis-
connect the swivel at the other end
of the air line. Then disconnect
the air line from the chassis so
that the male pipe end turns freely.
2. Loosen fittings and remove five air hoses to pilot valve.
3. Remove four cross-tipped screws and remove pilot valve.
4. Install new pilot valve and retain with four screws.
5. Install air hoses in proper reassembly order and tighten fittings
securely.
6. Repressurize air system.
7. Check fittings for leaks by applying a soapy water solution and
inspecting for air bubbles.
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