Doosan P158LE -III, Руководство по эксплуатации и техническому обслуживанию

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Inspection - 78 -
5) Connecting rod
a) Distortion and parallel
z
Install the measurement tester as
figure.
z
Measure the distortion of the
bigger and smaller end bearing
holes after that do as regard
parallel of both holes and if
abnormal, replace the connecting
rod.
b) Amounts of wear
z
After assembling the connecting
rod in the crankshaft measure the
clearance between connecting rod
bigger hole and crank pin
diameter using filler gauge.
z
Assemble the connecting rod in
the piston and then measure the
clearance of these parts.
z
If it is more than the use limit
value, replace the connecting rod.
6) Piston reassembling
z
After heating the piston at the piston
heater for about 5 min (120 ~ 150
°
C),
by aligning the piston pin hole with
the pin hole of connecting rod’s
smaller end, insert the oil coated
piston pin.
NOTE :
Confirm the direction of connecting
rod and assemble.
Standard Limit
0.02 mm 0.2 mm
Standard Limit
0.02 mm 0.2 mm
EA0M4034
EA3M2058
Piston heater