TM 9-2350-287-20-1
6-2. PRESSURE RELIEF VALVE AND BLOCK MOUNT REPLACEMENT.
This Task Covers:
a. Removal
b. Installation
Tools/Test Equipment:
Equipment Conditions:
General mechanic’s tool kit
Vehicle parked on level ground (refer to
(Item 24, Appendix I)
TM 9-2350-287-10).
Air intake grille opened and secured (refer to
Materials/Parts:
TM 9-2350-287-10).
Gasket (Item 67, Appendix H)
Radiator fan protectors installed (para 2-8).
Safety relief valve (Item 255, Appendix H)
Self-locking nut (2) (Item 317, Appendix H)
a.
1.
2.
3.
4.
REMOVAL
A protective fan screen must be
compartment or when engine is
rotating fan can cause injury.
Loosen nut (8) on hose(9), and remove
hose (9) and elbow (10) from block
mount (11 ).
Remove two screws (4), setf-locking
nuts (7), and washers (5) and block
mount (11 ) from bracket (6). Discard
self-locking nuts.
Remove four screws (1 ), pressure relief
valve (2), and gasket (3) from block
mount (11 ). Discard gasket.
Replace relief valve (2) if defective.
WARNING
installed before doing maintenance
running inside or outside vehicle.
in the engine
Contact with
6-2
