TM 5-3805-280-24-2
Cylinder Head and Valves
INSTALL ROCKER ARM ASSEMBLY
05
49
1. Install push rods in same location from which removed.
NOTE: Valve stem tips are specially hardened, wear caps
are not required
IMPORTANT: Relieve tension on rocker arm adjusting
screw to avoid damaging rocker arm
shaft during installation.
2. Position rocker arm assembly on engine.
IMPORTANT: Oil supply hole in rocker arm shaft
must be positioned at the flywheel end
of engine and facing downward when
rocker shaft is installed.
3. Lubricate all rocker arms with engine oil and make
sure they move freely. Tighten rocker arm support
studs in a criss-cross sequence to specifications.
Rocker Arm Support Studs--Specification
Torque ............................................................................. 80 Nm (60 lb-ft)
4. Adjust valve clearance. (See CHECK AND ADJUST
VALVE CLEARANCE earlier in this group.)
RG,05,DT7342 1911NOV971/1
INSPECT AND CLEAN VENTILATOR OUTLET
HOSE
1. Check ventilator outlet hose (A) on rocker arm cover
for bent or damaged condition. Replace if necessary.
2. Clean ventilator hose and tube if they are restricted.
A--Ventilator Outlet Hose
RG,05,DT7341 1911NOV971/1
13-107
