Komatsu 15045 Operation & Maintenance Manual page 427

Hydraulic mining shovel
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MAINTENANCE
Power house Roof, illust. Z 20708
Check fastening and condition of power house roof segments
(02 - 05).
Check sealing elements (08) between roof segments for cor-
rect seat and good condition.
Check sealing elements (11 - 16) between roof segments and
roof frame (01) for correct seat and good condition.
Reference No.:
(06)
(20)
* SW = Wrench size
Re-tighten mounting bolts to their correct torque and replace
missing or damaged bolts.
Bolt size
Grade
mm
M12
10.9
M36
10.9
4.12 EVERY 1000 OPERATING HOURS OR EVERY 6 MONTH
SW *
Tightening torque
mm
Nm
19
108
55
3100
Qty.
50
12
427

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