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TM 10-3930-659-20
12-27. PRIORITY VALVE RELIEF PRESSURE TEST.
This Task Covers: Pressure Test
Initial Setup:
Equipment Conditions:
Materials/Parts:
•
Parking brake set (see TM 10-33930-659-10).
•
Five preformed packings
•
Frame locking bar installed (see TM 10-3930-
•
General mechanic's tool kit (item 44,
Tools/Test Equipment:
Appendix F) 659-10).
•
Hydraulic system warmed to operating
•
General mechanic's tool kit (tem 44, Appendix F)
temperature (see paragraph 2-29).
•
Pressure gage (Item 18, Appendix F)
•
Right transmission side guard removed -
•
Hose assembly (Item 20, Appendix F)
(see paragraph 14-7).
•
Tee (Item 38, Appendix F)
Personnel Required: Two
References:
• TM 1 0-3930-659-10
PRESSURE TEST
1.
Remove plug (3) and preformed packing (2)
priority valve (1). Discard preformed packing.
2.
Install two preformed packings (6), adapter (7),
union (5), and adapter (4) on priority valve (1).
TA707604
12-67
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