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SECTION 6
REBUILDING DATA, RECOMMENDED RUNNING CLEARANCES AND
TORQUES
REBUILDING DATA FOR GD 3000 PUMP (in.)
PUMP STROKE
11 Inches
Crankshaft Throw Diameter............................................... 7.7485/7.7500
Crankshaft Shaft Diameter at Main Bearings..................... 19.000/19.002
Distance Between Main Bearing Centers........................... 14.00
Bore in Frame for Inner Main Bearings.............................. 22.446/22.448
Bore in Frame for Outer Main Bearings ............................ 22.496/22.498
Connecting Rod Centers ................................................... 14.0
0
Connecting Rod Bearing Bore (Assembled in
Journal Bearing Housing)............................................ 7.755/7.759
Crosshead Guide Bore (302TLS100)................................. 13.500/13.502
Babbitt Crosshead Guide Bore (303TLS100) ..................... 13.557/13.562
Crosshead without Babbitt (302TLS005M)......................... 13.487/13.489
Crosshead with Babbitt (306TLS005) ................................ 13.535/13.540
Wrist Pin ........................................................................... 4.494/4.496
Crosshead Wrist Pin Bushing Bore.................................... 5.028/5.029
RECOMMENDED RUNNING CLEARANCES – ACTUAL
New (in.)
Maximum Allowable
Wear Limit (in.)
Connecting Rod Bearing to Crankshaft.............................. .005/.011 ...................... .018
Main Bearing Installed Clearance*..................................... .0005/.012 .................... .019
Main Bearing Bench Clearance*........................................ .015/.018 ...................... .N/A
Crosshead to Guide* ......................................................... .011/.026 ...................... .045
Crankshaft Endplay ........................................................... .005/.015 ...................... .060
* Feeler gauge clearances .001 inch less than actual values
