81-3 OVRFREQ PREALARM
UnclassifiedCooling
What This Code Means
Over Current; Engine shuts down after 1-minute cooldown; Loss of Excitation; Over Frequency; Under Voltage; Circuit Breaker trips; ECU Shutdown LED illuminates; Over Voltage; Under Frequency; Engine stops after 1-minute cooldown; Over Reverse Power; Over Power; Battery Overvoltage; Low Battery Voltage; Weak Battery Voltage; Low Fuel Level; Low Oil Pressure; High Coolant Temperature
Possible Causes
- •Overcurrent occurs
- •Loss of excitation occurs
- •Set point: 64 Hz
- •Set point: 66 Hz
- •When under voltage occurs
- •When over voltage occurs
- •Set point: 56 Hz
- •Set point: 54 Hz
- •When overcurrent occurs
- •Set point: –32 kW
- •Set point: –48 kW
- •Set point: 340 kW
- •Set point: 352 kW
- •When loss of excitation occurs
- •Set point: 30 V
- •Set point: 22 V
- •Set point: 17 V
- •Set point: 15%
- •Set point: 10%
- •Set point: 25 psi (172 kPa)
Related Multiquip Fault Codes
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