TM 9-6115-670-14&P
5-31
5.10. RELIEF VALVE.
This task covers: a. Inspect
b. Replace
INITIAL SETUP
Tools
General Mechanic's Tool Kit
(Item 1, Appendix B)
Materials/Parts
Relief Valve
Equipment Conditions
Engine stopped and allowed to cool completely.
MASTER ON-OFF switch on APU controller set to
OFF.
Oil filter removed (para 4.15.).
Oil cooler removed (para 4.16.).
INSPECT
Visually inspect valve seat (3), ball (2), and spring (1) for serviceability.
REPLACE
a. Remove valve seat (3, Figure 5-4), ball (2), and spring (1) from engine block (4).
b. Install new spring (1), ball (2), and valve seat (3) in engine block (4).
Figure 5-4. Relief Valve
