Komatsu PC1250-11, Original Instructions Manual

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PROCEDURE FOR ADJUSTING REGULAR POSITION OF MACHINE RIGHT
FRONT MIRROR (B)
k k
CAUTION
The following conditions must be met before starting the work to prevent the machine from moving dur-
ing the work.
• The machine is placed on a level ground.
• The work equipment is lowered to the ground in secure posture.
• The lock lever is in LOCK position.
• The engine is stopped.
When returning the mirror to its regular position, perform the following adjustment.
1.
Adjust the stay (1).
Mounting position (2): 30 mm
Mounting angle (3): 55 °
Tightening torque of mounting bolt (4): 15 Nm {1.5 kgm}
2.
Adjust the mirror (5).
Mounting position (6): 70 mm
Mounting angle (7): 20 °
Tightening torque of mounting bolt (8): 6.0 to 7.0 Nm {0.61 to 0.71 kgm}
NOTICE
• Tighten the right and left bolts of each bracket al-
ternately so that their right and left clearances (R)
and (L) become equal.
• If the mirror and stay mounting bolts are tightened
excessively, the bracket will be damaged. Be sure
to tighten the bolts to the specified torque.
OPERATION MACHINE OPERATIONS AND CONTROLS
3-149