TM 9-2320-279-34-3
22-48
Change 4
M978 Tanker Maintenance Procedures Instructions (Cont)
22-10. V1 EMERGENCY VALVE REPAIR (MODEL A) (CONT).
a. Disassembly.
(1)
Mark position of lever (1) and remove
nut (2), lockwasher (3), screw (4), and
lever from camshaft assembly (5).
(2)
Remove nut (6) and spring (7).
(3)
Remove bonnet assembly (8) from valve body (9) by pressing and
turning counterclockwise.
WARNING
Make sure bonnet assembly is secure in
clamping device compressing spring. If bonnet
assembly slips from clamping device while
spring is compressed, injury to personnel can
result.
(4)
Install bonnet (8) and disk assembly (10)
in suitable clamping device and
compress spring (11).
(5)
Remove spring pin (12) and bail (13).
