HAIMA 7 - Page 42

Technique parameters
6
Technical specification of service
Items Parameters
(mm{in})
Max. 0.30{0.012}
Connecting rod bush size
(mm{in})
Standard
1.487～1.499{0.05854～
0.05902}
0.25{0.01} reduced size
1.612～1.624{0.06346～
0.06394}
0.50{0.02} reduced size
1.737～1.749{0.06839～
0.06886}
Technical specification of service
Items Parameters
Connecting rod bearing gap
(mm{in})
Standard 0.015～0.048{0.0006～0.0019}
Max. 0.10{0.0039}
Crankshaft
Axial run-out of crankshaft (mm{in}) 0.03{0.0012}
Main journal diameter
(mm{in})
Standard
49.982～50.000{1.9678～
1.9685}
0.25{0.01} reduced size 49.732～9.75{1.9580～1.9586}
Main journal gap (mm{in})
Standard
0.018～0.036{0.00071～
0.00142}
Max. 0.1{0.0039}
Main shaft bush size
(mm{in})
Standard 1.988～2.003{0.0783～0.0789}
0.25{0.01} reduced size 2.113～2.128{0.0831～0.0837}
Crank pin diameter
(mm{in})
Standard
44.980～45.000{1.7709～
1.7717}
0.25{0.01} reduced size
44.730～44.750{1.7610～
1.7618}
0.50{0.02} reduced size
44.480～44.500{1.7512～
1.7520}
Crankshaft
Thrust bearing size (mm{in})
Standard 1.925～1.975{0.0758～0.0778}
0.25{0.01} reduced size 2.050～2.100{0.0807～0.0827}
0.50{0.02} reduced size 2.175～2.225{0.0856～0.0876}
0.75{0.03} reduced size 2.300～2.350{0.0906～0.0925}
Crankshaft end gap (mm{in})
Standard 0.05～0.25{0.002～0.010}
Max. 0.30{0.012}
Onboard checking