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TM 1-1730-231-13&P
3-19. RELIEF VALVE -Continued
3-19
3.
Perform steps 1 and 2 until correct set pressure is obtained.
4. Tighten locknut while ensuring adjusting screw does not move.
5. Screw relief valve cap back in place.
C.
REMOVAL
Unscrew relief valve (1) from manifold (3).
D.
REPAIR (AVIM)
1.
If 'O' rings or back-up washer are damaged, remove 'O' rings and back-up washer.
2.
Replace 'O' rings or back-up washer as required.
3.
If 'O' rings are not defective and some other fault exists, replace relief valve.
E.
INSTALLATION
Screw repaired or new relief valve (1) in manifold (3) and tighten.
END OF TASK
3-21
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