Komatsu PC138USLC Operation & Maintenance Manual page 182

OPERATION OPERATION
Mirrors (C)
When adjusting the mirror, adjust so that people standing within an
area of 1 m around the machine can be seen from the operator's
seat.
(J):1 m (3 ft 3 in)
When installing the mirrors, install in the position shown in the
diagram on the right.
(H): 95 mm (3.7 in)
(K): 45°
(L): 75°
When adjusting mirror (C), if the movement is stiff, loosen mirror
bolt (6) and stay mounting bolt (7) before adjusting.
Tightening torque of bolt (6): 15.7 - 19.6 Nm
(1.6 - 2.0 kgm, 11.6 - 14.5 lbft)
MACHINE OPERATIONS AND CONTROLS MACHINE OPERATIONS AND CONTROLS
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