IHI 9NX - 500 Hours Maintenance and Checks; Check the Fixed Bolt Torque; Torque Specifications

MAINTENANCE
9NX
500 HOURS MAINTENANCE AND CHECKS
First perform previous service hour hems
Check the Fixed BoltTorque
When loosened bolt or nut is found at daily check,
tighten it with torque specifications table.
I. Special torque specifications
Special tighten is applied for main bolts as
illustrated below.
When replacing bolts, appbl molybdenum grease to
bolts, nuts, and bearing surface of nuts.
Then, tighten them with
speciBed torque.
Newrtonmeter
(N-m) is approximately the same as 0.1 kgmm
2. General torque specifications
Other than above-mentioned, refer the next table
for torques.
Thread
Size
M10
M10
M12
M10
M12
M10
Wrench Size
metrie
Bar
8
Bar 8
19
17
Bar 10
14
l tems
O
O
O
@
O
@
Tightening Torque
54
54
97
55
97
55
Tighten point
Travel drive
Sprocket
Lower roller
Swing bearing
Swing motor
Swing gear case