Inspection And Overhaul; Check The Holder Comp Pkr; Check The Pushrod; Check The Guide Pushrod - HARTFORD CG-125 Service Manual

head,valves and piston

4.4 Inspection and overhaul

4.4.1Check the holder comp pkr

Inspect the rocker support and pushrod cups for wear or damage
Check the rocker spindle bore for wear, scuffing or burning
Rocker bore service limit: 12.1mm

4.4.2 Check the pushrod

Check the pushrod ends for wear or damage
Check the pushrods for bending or distortion
If unserviceable, replace

4.4.3Check the guide pushrod

Check the plate damage or rusting
If the pushrods do not move freely, replace
the plate

4.4.4Check the cylinder

Check the cylinder bore for scoring or
burning
Measure the cylinder bore
Use a dial indicator to
measure for bore out of round
Service limits
Out of round : 0.050mm
Obliqueness: 0.050mm
Bore diameter(125cc):56.60mm
Bore diameter(150cc):62.1mm
Hartford Industrial Co., Ltd.
4.Cylinder,cylinder
NO CG
4-5
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