Komatsu 114E-3 Series Shop Manual page 339

50 Disassembly and assembly
42. Belt tensioner
Install belt tensioner (2) with mounting bolt (1).
43. Idler roller and hanging plate
1) Install hanging plate (1) with bolt (2).
Install only 1 bolt.
q
2) Install idler roller (3) with bolt (4).
Clamp the hanging plate, too.
q
44. Vibration damper
1) Install vibration damper (4).
3
Mounting bolt:
114E-3 Series
200 ± 10 Nm {20 ± 1.0 kgm}
2) Install pulley (3).
45. Fan belt and wiring harness
1) Install fan belt (1).
Insert a wrench to the portion (A) (width
q
across flats T 12.7 mm) of the tensioner
assembly (2), and rotate it to the opposite
to the winding-up direction to decrease the
fan belt (1) tension.
k
Make sure that the wrench is
secured at the portion (A) before
rotating it. (The spring of the ten-
sioner assembly (2) is strong. If the
wrench is loosely inserted, the
wrench may accidentally come off
w h i l e b e i n g r o ta t e d a n d i t i s
extremely dangerous.)
k
Install the fan belt (1), return the
tensioner assembly (2) slowly with
care.
k
Be careful not to get your fingers
caught between the pulley and fan
belt (1) during work.
2) Install wiring harness (3).
a Check that the clearance between
wiring harness (3) and fan belt (1) is
15 mm or wider.
SEN00464-01
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