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MAINTENANCE
High-Strength Bolt Connections (continued)
Special hydraulic torque wrench
Legend for illustration Z24072:
(1)
Application of the hydraulic torque wrench
(2)
Special wrench socket with supporting bar
(P/N 793 376 73)
(3)
Hydraulic wrench (P/N 793 374 73)
(4)
Electro-hydraulic pump set (P/N 793 375 73)
The equipment shown in illustration Z24072 will be provided by
your Komatsu dealer.
Location of the four measuring bolts (7), illustration Z25247
4.12 EVERY 1000 OPERATING HOURS OR EVERY 6 MONTH
427
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