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Manitowoc GROVE GMK6400 User Manual

Manitowoc GROVE GMK6400
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Page #237 background image
Maintenance work on the superstructure
8.5 Slewing bearing
16.11.2018
Maintenance manual 3 302 756 en 8 - 25
GMK6400
Selecting the tools
Outer ring
The bolt heads (1) are easily accessible for fitting a socket wrench. There-
fore, you can use manual or mechanical torque tools (electric or hydraulic
screw drivers).
Inner ring
The screw head (1) is accessible only via a rectangular, long, narrow
opening (2). An extension (4) is required for fitting a socket wrench (3).
A manual torque wrench (5) is recommended so that it can be tightened
gently, and slipping from the bolt head (1) is avoided.
Torques
s
Bolt type GROVE part number Torque
Nm (lbf ft)
Roller slewing bearing
Bearing type: RDV, three rows
03211775
Model plate: Inside the inner ring.
M 30 x 150: 80 pieces on the outer ring 03202271 1,450 (1,070)
M 30 x 180: 80 pieces on the inner ring 03202272 1,450 (1,070)

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Manitowoc GROVE GMK6400 Specifications

General IconGeneral
BrandManitowoc
ModelGROVE GMK6400
CategoryConstruction Equipment
LanguageEnglish

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