CAC Gasoline Engine Maintenance And Servicing Manual
28
Installation：
——Check rocker arm contact surface for abnormal wear，
replace rocker arm if necessary.
——Pull rocker arm support washers onto rocker arm
double end studs.
——Lubricate rocker arms and rocker arm supports with
engine oil.
——Install rocker arm, rocker arm support，then finger
screw in new nut， tighten to 25—29Nm.
Note：Before installing each rocker arm and tightening
nut， appropriate hydraulic lifting rod should be at the
lowest position.
Hydraulic lifting rod：
——Removal：
——Remove hydraulic lifting rods ,in order, and put them
into container filled with oil preventing them from
leaking.
——Check both hydraulic end contact face for abnormal
wear or scratch，
If needed, replace hydraulic lifting rod.
Fig.28
Fig. 29
Fig.30
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