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DV11

Operation and Maintenance

Measurement and Inspection of Major Parts

Printed in Mar. 2005 PS-MMA0608-E1A

Standard

Journal

diameter

φ103.98∼ φ104.00 mm

Pin diameter

φ89.98 ∼ φ90.00 mm

z In case that pin's wear is more than the limit value, grind the crankshaft

journal and crank pin, and use the undersized bearings.

z Be sure to use grinding paper which has been immersed in oil.

< Kinds of bearings for undersize>

 Standard

 0.25 (Inside diameter 0.25mm less than standard)

 0.50 (Inside diameter 0.50mm less than standard

 0.75 (Inside diameter 0.75mm less than standard

 1.00 (Inside diameter 1.00mm less than standard)

NOTE:

There are 4 kinds as above, and the crankshaft also can be used by

regrinding as above.

NOTE:

In case of crankshaft regrinding, the

"R” part at the end of bearing must

accurately be ground without fail

and should avoid any processed jaw

or coarse surface.

<"R” part standard value>

①

Crank pin 'R' :

5.0

0.3

−

②

Crank journal 'R' :

5.0

0.4

−

Normal Abnormal Abnormal

Doosan DV11 User Manual

Questions and Answers: