TM 10-3930-641-34-1
VALVES REMOVAL AND INSTALLATION (CONT)
(Sheet 3 of 5)
LOCATION/ITEM
ACTION
REMARKS
NOTE
Before removing valves, mark each with the
identity of the port it was taken from.
4.
Valve rotator (4), spring (5),
Remove and note location of each valve for
valve (6)
installation.
5.
Valve spring
Check spring force with valve spring tester
(7). Spring force must be 77.5 + 3.9 lb
(104.4 + 5.4 N-m) when the length of spring
under force is 2.165 in. (54.99 mm). If spring
doesn't meet this specification, replace it.
TA099092
Go on to Sheet 4
3-257
