Smart Power Systems
®
A. C. MODULAR GENERATOR SYSTEM
Page 40 of 52
Diagnostic Faults:
The following is a list of the diagnostic faults as displayed on the Command & Control
Center, with a brief explanation of each.
CCC Display
Class
Description
uLu
<x>
sxrt
Alarm
The control valve feedback is invalid, indicating the system is not under
control. The valve indicated in the frequency window may be shorted.
Ulu
<x>
Open
Alarm
The control valve feedback is invalid, indicating the system is not under
control. The valve coil indicated in the frequency window may be open.
xI Curr
Alarm
Overcurrent condition. The line in which the overcurrent condition exists is
indicated by the loca
tion of the string: If in the “Amps Line 1” field, the
overcurrent is in line 1; If in the “Amps Line 2” field, the overcurrent is in line
2.
bAd uoLt
Override
Voltage Sensor Fault. The indicated voltage may be incorrect, or not under
control.
CAl uoLt
Service Warning
The voltage lines are perceived to need re-calibration
xi Press
Alarm
Oil pressure too high (PSI rating dependent on kW rating)
bad Press
Service Warning
Pressure transducer signal is out of normal operating range and requires
service/replacement. May cause generator to not operate.
Lo Flo
Service Warning
Generator output frequency not able to be controlled high enough. Pump
adjustment or cleaning likely needed.
Add 0il l0
Override
Reservoir oil level low. Add oil through filler cap to clear. Check for oil leaks.
Oil xoT
<Temp>
Alarm
Oil temperature is getting too high (>185° F). Measured Temperature in the
“Hours” field
Oil xoT
<Temp>
Override
Oil Temperature is too high (>195° F).
Oil xoT
<Temp>
Shutdown
Oil Temperature dangerous (>220° F).
bAd Ind
Alarm
Indicator Light Ground Fault. The indicator light may not function properly.
bAd TSnS
Override
Temperature Sensor Fault. The indicated oil temperature may be incorrect.
bAd Alrt
Alarm
Buzzer Ground Fault. The audible alert buzzer may not function properly.
bAd dISP
Alarm
The Command & Control Center may not operate properly.
bAd dAta
Service Warning
The Command & Control Center is not receiving proper communications and
may not operate properly.
Cxg 0il filt
Service
Warning/Override
Service Warning: Change oil
LS FAn
Alarm
Fan Short. The Fan may not operate properly.
Fan open
Alarm
Fan perceived to be disconnected and may not operate properly.
Lo Uin
Alarm
VDC to the ECU below validated operational limits. Potential for undesired
results or damage exists.
xI Uin
Alarm
VDC to the ECU above validated operational limits. Potential for undesired
results or damage exists.
Table 2
Note:
The fault “Classes” are defined in the table below:
Class
Meaning
Service Warning
Normal maintenance needs to take place.
Alarm
A condition requires the immediate attention of the operator.
Shutdown
A condition causes the immediate shutdown of the generator.
Override
A condition that will cause the generator to be shut down in 30 minutes unless
explicitly overridden by the operator.
Table 3