Komatsu Galeo PC800-8 Shop Manual page 424

Hydraulic excavator
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SEN00913-02
a If the starting switch is turned OFF, the
fan speed mode returns to "550: Normal
mode".
Keep the starting switch ON while ad-
justing the fan speed.
5) Fan 100% speed adjustment function
After "100% speed" is set in 4) above, the
fan speed can be adjusted within the follow-
ing range.
a Adjust the fan speed within the standard
range (1,050 ± 50 rpm).
a The set value is kept even after the start-
ing switch is turned OFF.
Adjustment
value
560
561
562
563
564
565
566
567
568
569
56A
56B
56C
56D
56E
30
Fan 100% Speed
+ 105 rpm
+ 90 rpm
+ 75 rpm
+ 60 rpm
+ 45 rpm
+ 30 rpm
+ 15 rpm
0
– 15 rpm
– 30 rpm
– 45 rpm
– 60 rpm
– 75 rpm
– 90 rpm
– 105 rpm
6) Fan 70% speed adjustment function
After "70% speed" is set in 4) above, the fan
speed can be adjusted within the following
range.
a The set value is kept even after the start-
ing switch is turned OFF (only when the
fan is set in the 70% speed mode).
Adjustment
value
570
571
572
573
574
575
576
577
578
579
57A
57B
57C
57D
57E
30 Testing and adjusting
Fan 70% Speed
+ 105 rpm
+ 90 rpm
+ 75 rpm
+ 60 rpm
+ 45 rpm
+ 30 rpm
+ 15 rpm
0
– 15 rpm
– 30 rpm
– 45 rpm
– 60 rpm
– 75 rpm
– 90 rpm
– 105 rpm
PC800, 850-8

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