Revision 6
Replace Parts (Or Adjust) When
Part
Clearance Exceeds:
Inches Millimeters
Crankshaft End Play .003 to .005
.075
to
.12
Plunger Back-Up Ring .007 .178
* *:
If
high pressure pump suction pressure is high enough to keep crosshead pin bearing
loaded on the suction stroke, the pump will not knock as the bearing wears, and the unit
will operate satisfactorily with wear up to about
.050" (1.27 mm).
© Copyright October,
2001
NLB Corporation
8-37
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