TM 10-4320-344-24
3.8.18 Rocker Arm Assembly Maintenance, Models 609-C and US636HCCD-1.
(Continued)
3.8.18.4 Assembly.
a.
b .
c .
d.
e .
f .
Refer to tag and install thrust pad (15) in rocker arm (8).
Remove and
discard tag.
Install new bushing (14) in rocker arm (8).
Chamfered side of nozzle thrust pad and one thread of nozzle should be
visible above locknut when tightened.
Refer to tags and install oil nozzle (13) and new locknut (12) in rocker arm
( 8 ) .
Tighten locknut (12) and remove and discard tags.
Refer to tags and install adjusting screw (11) and new locknut (10) in rocker
arm (8).
Tighten locknut (10) and remove and discard tags.
Refer to tags and install shaft (9), stud (7), and rocker arm (8) in rocker
arm support (3).
Remove and discard tags.
Refer to tags and install flat washer (6), new lock washer (5), and nut (4) on
s t u d ( 7 ).
Tighten nut (4) and remove and discard tags.
3.8.18.5 Installation.
a.
Install rocker arm assembly (3) on rocker arm mounting studs (2).
b.
Install three nuts (1) on rocker arm mounting studs (2) and torque nuts to
21 ft-lbs (28 N•m).
c .
Refer to paragraph 2.21.50 and adjust valves.
3-90
NOTE
