Komatsu PC88MR-10 Shop Manual page 272

10 Structure and function
Electrical control system
1. Engine is running
2. Lock lever is in "LOCK" position
3. Working mode is "P", "E", "ATT/P", "ATT/E", or "B". (Disabled when working mode is "L")
4. Engine automatic warm-up function is not in "Normal warm-up" mode.
5. Engine coolant is not overheating (below 102ºC).
6. Hydraulic oil is not overheating (below 102ºC)
7. Auto idle stop time on machine monitor is not reset.
8. Machine monitor is not set in service mode. (*1)
9. None of following failure codes is occurring.
Failure codes related to operating condition 9. are as follows.
Failure code
B@BCNS
B@HANS
CA144
CA145
D8AQKR
DA2RKR
DA2QKR
DAFQKR
DB2RKR
DB2QKR
DGH2KA
DGH2KB
*1: See Setting time.
Setting time
The set time for the auto idle stop function is set in the following menus.
For setting of each menu, see Testing and adjusting.
Setting auto idle stop (service menu)
Setting
The auto idle stop function does not operate, and the related items are not displayed on service
OFF
menu and user menu.
The minimum time selectable in auto idle stop time fixing menu and auto idle stop time setting
1 min.
menu is set to 1 minute.
The minimum time selectable in auto idle stop time fixing menu and auto idle stop time setting
3 min.
menu is set to 3 minutes.
Set the minimum menu selecting time of auto idle stop time fixing menu and auto idle stop time
5 min.
setting menu to 5 minutes. (Default value)
Fixing auto idle stop time (service menu)
Setting
In auto idle stop time setting menu, operator can select OFF or minimum set time in auto idle
Variable
stop setting to maximum time of 60 minutes. (Default)
The auto idle stop function does not operate, and the auto idle stop time setting menu is not
OFF
displayed.
In auto idle stop time setting menu, operator can select minimum set time in auto idle stop
Fix to X
setting to X minutes (set time at left). (Cannot select OFF)
min.
Fixing auto idle stop time (user menu)
Setting
Auto idle stop function does not operate. (Default)
OFF
Stop engine Y minutes (set time at left) after lock lever is set to LOCK position.
Y min.
10-194
Failure (Displayed on screen)
Engine Coolant Overheat
Hydraulic Oil Overheat
Coolant Temp Sens High Error
Coolant Temp Sens Low Error
CAN 2 Defective Communication (KOMTRAX)
CAN 1 Defective Communication (Pump Con)
CAN 2 Defective Communication (Pump Con)
CAN 2 Defective Communication (Monitor)
CAN1 Defective Communication(Engine Con)
CAN 2 Defective Communication(Engine Con)
Hydraulic Oil Temp Sensor Open Circuit
Hydraulic Oil Temp Sensor Ground Fault
Contents of setting
Contents of setting
Contents of setting
PC88MR-10