Komatsu 15045 Operation & Maintenance Manual page 191

Hydraulic mining shovel
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OPERATION
Fault No. 1274:
(1277)
Help:
Fault No. 1280:
(1283)
Help:
Fault No. 1286:
(1289)
Help:
Fault No. 1292:
(1295)
Help:
Fault No. 1298:
(1301)
Help:
Fault No. 1304:
(1307)
Help:
3.4 ELECTRONIC MONITORING AND CONTROL SYSTEM ECS
$h:
Problems pump control.
Problem in the pump control.
- If the fault further exist, inform service.
$h:
Shutdown through emergency stop switch S33C.
Emergency stop S33C in pump compartment actuated.
- Find cause
$h:
Engine 1 shifted to low idle. Oil pressure too low.
Message through sensor B30-1.
$h:
Engine 1 shifted to low idle. Coolant pressure too
low.
Message through sensor B41-1.
$h:
Engine 2 shifted to low idle. Oil pressure too low.
Message through sensor B30-2.
$h:
Engine 2 shifted to low idle. Coolant pressure too
low.
Message through sensor B41-2.
191

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