TM 9-2320-279-34-3
M978 Tanker Maintenance Procedure Instructions (Cont)
22-13. V4 BYPASS/PRESSURE RELIEF VALVE REPAIR.
This task covers:
a. Disassembly
c. Assembly
b. Cleaning/Inspection
d. Follow-on Maintenance
INITIAL SETUP
Models
Personnel Required
M978
MOS 63W, Wheel vehicle repairer
Test Equipment
References
None
None
Special Tools
Equipment Condition
None
TM or Para
Condition Description
Supplies
V4 pressure relief valve on
Compound, pipe thread sealing, Item 29,
clean work surface.
Appendix C
Solvent, dry cleaning, Item 57, Appendix C
Special Environmental Conditions
Tags, identification, Item 60, Appendix C
None
General Safety Instructions
None
Level of Maintenance
Direct Support
a. Disassembly.
NOTE
Tag and mark fittings, tubes, and
components before removal.
(1)
(2)
(3)
Remove two fittings (1) and
tube (2) from elbows (3 and 4).
Remove two fittings (5) and
tube (6) from elbows (7 and 8).
Remove two fittings (9) and
tube (10) from elbows (11 and 12).
22-58
