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CRANKCASE DEPRESSION REGULATOR (CDR) VALVE AND BRACKET MAINTENANCE FIG | Up
TM-9-2320-280-20-2 Truck Utility Cargo/Troop 1-1/4 Ton 4x4 Manual | Next
CRANKCASE DEPRESSION REGULATOR (CDR) VALVE AND BRACKET MAINTENANCE FIG |
TM 9-2320-280-20-2
3-9. CRANKCASE DEPRESSION REGULATOR (CDR) VALVE AND BRACKET
MAINTENANCE (Cont'd)
c Cleaning and Inspection
CAUTION
Do not clean CDR valve with drycleaning solvent. Drycleaing
solvent will damage the diaphragm inside the CDR valve.
1. Clean oil and carbon deposits from the CDR valve (9) with a clean, lint-flee cloth.
2. Inspect the CDR valve (9) and lines for leaks, cracks, and restrictions. Replace if damaged.
d. Installation
1.
2.
3.
4.
5.
6.
3-16
Install CDR valve bracket (4) on two intake manifold studs (12) and two valve cover studs (13).
Secure CDR valve bracket (4) to intake manifold (11) with two nuts (10). Tighten nuts (10) to
15 lb-ft (20 N.m).
Secure CDR valve bracket (4) to valve cover studa (13) with two nuts (14). Tighten nuts (14) to
10 lb-ft (14 N.m).
Connect CDR valve (9) to intake manifold hose (5) and tighten clamp (6).
Install CDR valve (9) and heater control cable clamp (3) on CDR valve bracket (4) with two
washers (2) and screws (1). Tighten screws (1) to 15 lb-ft (20 N.m).
Connect CDR valve oil fill tube hose (8) to CDR valve (9) and tighten clamp (7).
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