OPERATION
TROUBLESHOOTING
PW160-7H VEAM390100
215
4.
Remove the other clip of booster cable (A) from the positive
(+) terminal of the problem machine.
OTHER TROUBLE
ELECTRICAL SYSTEM
●
Always contact your Komatsu distributor when dealing with
these items.
●
In cases of abnormalities or causes which are not listed
below, please contact your Komatsu distributor for repairs.
Problem
Main causes
Remedy
Lamp does not glow brightly even
when the engine runs at high
speed
●
Defective wiring, deterioration of
battery
(
•
Check, repair loose terminals,
disconnections, replace battery)
Lamp flickers while engine is run-
ning
●
Loose fan belt
•
Check fan belt tension, replace
Charge level monitor does not go
out even when engine is running
●
Defective alternator
●
Defective wiring
(
•
Replace)
(
•
Check, repair)
Abnormal noise is generated from
alternator
●
Defective alternator
(
•
Replace)
Starting motor does not turn when
starting switch is turned to ON
●
Defective wiring
●
Defective starting motor
●
Insufficient battery charge
(
•
Check, repair)
(
•
Replace)
•
Charge
Pinion of starting motor keeps
going and out
●
Insufficient battery charge
●
Defective safety relay
•
Charge
(
•
Replace)
Starting motor turns engine slug-
gishly
●
Insufficient battery charge
●
Defective starting motor
•
Charge
(
•
Replace)
Starting motor disengages before
engine starts
●
Defective wiring, defective ring
gear pinion
●
Insufficient battery charge
(
•
Check, repair)
•
Charge
Pre-heating monitor does not light
●
Defective wiring
●
Defective heater relay
●
Defective monitor
(
•
Check, repair)
(
•
Replace)
(
•
Replace)
Oil pressure monitor does not light
up when engine is stopped (start-
ing switch at ON position)
●
Defective monitor
●
Defective caution lamp switch
(
•
Replace)
(
•
Replace)
Outside of electrical heater is not
warm when touched by hand
●
Defective wiring
●
Disconnection in electric heater
●
Defective operation of heater
relay switch
(
•
Check, repair)
(
•
Replace)
(
•
Replace)
Содержание PW160-7H
Страница 2: ......
Страница 3: ...PW160 7H VEAM390100 3 FOREWORD ...
Страница 12: ...LOCATIONS OF PLATES TABLE TO ENTER SERIAL NO AND DISTRIBUTOR FOREWORD 12 PW160 7H VEAM390100 ...
Страница 18: ...18 PW160 7H VEAM390100 ...
Страница 220: ...TROUBLESHOOTING OPERATION 220 PW160 7H VEAM390100 ...
Страница 305: ...PW160 7H VEAM390100 305 SPECIFICATIONS ...
Страница 307: ...SPECIFICATIONS SPECIFICATIONS PW160 7H VEAM390100 307 1 PIECE BOOM ...
Страница 308: ...SPECIFICATIONS SPECIFICATIONS 308 PW160 7H VEAM390100 2 PIECE BOOM ...
Страница 345: ......
Страница 346: ...PW160 7H WHEELED EXCAVATOR Form No VEAM390100 2006 Komatsu Hanomag GmbH All Rights Reserved Printed in Germany 03 06 ...