IF MACHINE MONITOR SHOWS WARNING DISPLAY
When the action level display (1) or caution lamp (2) is shown
on the display of the machine monitor, press switch (3) to dis-
play “Current Abnormality” and check the details and remedy.
For the contents of the action level monitor and caution lamp,
see “BASIC OPERATION OF MACHINE MONITOR WHEN
STARTING ENGINE IN ABNORMAL SITUATION (3-13)”.
• When the machine has not run out of fuel, if “CA2249” or
“CA559”is displayed on “Current Abnormality” screen, re-
place both fuel main filter and fuel prefilter immediately.
For details of replacement, see “METHOD FOR REPLAC-
ING FUEL PREFILTER CARTRIDGE (4-49)” and “METH-
OD FOR REPLACING FUEL MAIN FILTER CARTRIDGE
(4-51)”.
If “CA2249” or “CA559” is not cleared even after the re-
placement, ask your Komatsu distributor for an inspection
immediately, even though the machine can perform normal
operation.
• When failure code “CA4166 SCR Temperature Sensor
ECU High Temperature Error” is displayed, raise the cool-
ing fan speed by raising engine speed to emit heat inside
the engine room.
Telephone number for the point of contact if an error occurs
When an error screen is displayed on the monitor, press switch
(3) to display “Current Abnormality” screen and telephone num-
ber for the point of contact is displayed in the message column
at the bottom of the screen.
REMARK
If no point of contact telephone number is registered, no tele-
phone number is displayed.
Ask your Komatsu distributor for the telephone number regis-
tration if necessary.
OPERATION
TROUBLES AND ACTIONS
3-255
Summary of Contents for WA480-8
Page 2: ......
Page 19: ...Distributor name Address Phone Fax Service personnel FOREWORD PRODUCT INFORMATION 1 17...
Page 29: ...LOCATION OF SAFETY LABELS SAFETY SAFETY LABELS 2 3...
Page 159: ...SWITCHES 1 ECSS switch 2 Front working lamp switch OPERATION EXPLANATION OF COMPONENTS 3 91...
Page 302: ...Securing position Fixing angle A 61 B 53 C 33 D 38 TRANSPORTATION OPERATION 3 234...
Page 324: ......
Page 397: ...Viewed from the rear side of the machine MAINTENANCE MAINTENANCE PROCEDURE 4 73...
Page 402: ......
Page 403: ...SPECIFICATIONS 5 1...
Page 406: ......
Page 422: ......
Page 423: ...REPLACEMENT PARTS 7 1...
Page 439: ......