TM 5-6115-584-12
NAVFAC P-8-622-12
TO-35C2-3-456-1
TM-05682C-12
Figure 4-40. Breather Assembly
(2) Place screen (7) in valve (6) and install re-
4-46. VALVE ROCKER ARMS.
tainer (8).
a. Inspect (see figure 4-41). Inspect rocker arms
(3) Assemble valve (6) on breather tube (12) with
for physical damage or excessive wear.
packing (9) between them.
(4) Install insulators (5) on breather assembly
b. Adjust. Check and adjust the rocker arm to
and install clamp (4) over insulators (5).
proper valve clearance every 500 operating hours.
Correct valve clearance is .010 inch for intake valve
(5) Tighten screw (3).
and .007 inch for exhaust valve.
(6) Install breather and insulator assembly on
NOTE
engine (13).
Readjust rocker arm to valve clearance after
(7) Connect tube (2) and clamp (1) to breather
the first 50 hours of operation on a new or
valve (6).
rebuilt engine.
4-51
