Komatsu — DISPLAY OF FAULT CODES

OM6007 2/99 Optional Equipment - Section 6 Payload Meter II Page 6-19 DISPLAY OF FAULT CODES Condition of the Engine Oil Pressure signal. The panel will display ‘‘ :C3:XX ’’ for 3 seconds, then indicate: 1. Press and hold the MODE switch until "Cd:dP" is displayed. 2. Press the MODE switch once. The display will show: C3:oo ’’ Engine is running. C3:-- -- ’’ Engine is not running. 3. Press the MODE switch once. The display will show: Condition of Alternator ’R’ terminal signal. The panel will display ‘‘ C4:XX ’’ for 3 seconds, then indicate: 4. Press the TOTAL/SFT switch. C4:oo ’’ Engine is running. If there are no faults or warnings, the display will show for 6 seconds.

C4:-- -- ’’ Engine is not running. Condition of the Spare Analog Input 1 signal. If there are current faults or warnings, the codes will be displayed in order of their priority, the highest priority first. Each code will flash for 6 seconds. The panel will display ‘‘ C5:XX ’’ for 3 seconds with XX: as an input signal (V). Condition of the Spare Analog Input 2 signal. 5. After the current codes have been displayed, past history codes that have been reset will be dis- played. Each code will flash for 3 seconds. The panel will display ‘‘ C6:XX ’’ for 3 seconds with XX: as an input signal (V).

If there are no history codes or after all history codes have been shown , the display will show for 3 seconds: Condition of the Spare Digital Input 1 signal. The panel will display ‘‘ C7:XX ’’ for 3 seconds, then: C7:oo ’’ High. The system will then proceed to the following displays: Refer to Page 22 for details. C7:-- -- ’’ Low. Condition of the shift selector on mechanical trucks or brake lock on electric trucks. Condition of the Spare Digital Input 2 signal. The panel will display ‘‘ C8:XX ’’ for 3 seconds, then: The panel will display: ‘‘ C1:XX ’’ for 3 seconds, then indicate: C8:oo ’’ High. Mechanical trucks C8:-- -- ’’ Low. C1:oo ’’ Shift selector is in "N". 4.

Press the TOTAL/SFT switch to view faults again or press the MODE switch to return to normal operation. C1:-- -- ’’ Shift selector is not in "N’. Electric trucks C1:-- -- ’’ Brake lock is off. C1:oo ’’ Brake lock is on. Condition of the Body Up Switch signal. The panel will display: ‘‘ C2:XX ’’ for 3 seconds, then indicate: C2:oo ’’ Body up switch is in up position. C2:-- -- ’’ Body up switch is in down position.