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MAK M20 - Main Bearings Inspection;Disassembly

MAK M20
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Main Bearings
Inspection / Disassembly
A5.05. 02.05.01.00
15000, 30000
M20
en / 30.05.2000 IB021376 1/5
02
Ĺ
See also: 02.03.07.nn
Spare parts list: B1.05.03.2.1110
Time requirement: 2 Pers./ 1,00 h
Personnel qualification: Chief engineer, skilled engine hand
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Operating medium: Distillate fuel
Inspection:
a) of one main bearing bearing after 15,000 h
Cylinder Bearing
number No.
64
85
96
b) exchange all crankshaft bearings every 30,000 h
Tools:
Hydraulic equipment set, consisting of:
Bearing ring W1 0.9203-109
Hydr. tensioning element W2 0.9213-A
High-pressure pump W3 0.9204-D
High-pressure hose (1 m) W4 * 0.9205-C
Pin W5 0.9203-110
Lowering device for main bearings W6 2.9214-A
Dog W7 2.9114-A
Turning rod W8 * 2.9100-380
* not available as figure
ĭ Safety note:
No parts of the body should be over the equipment which is under pressure.
Attention:
Do not fall below the minimum bending radius r = 120 mm of the high-pressure hoses.
Only use hydraulic oil as an operating material.

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