Troubleshooting and Maintenance
CFW11W | 3-1
3.
TROUBLESHOOTING AND MAINTENANCE
3.1.
FAULTS, ALARMS AND POSSIBLE CAUSES
All the alarms and faults of the CFW-11M series are valid for the CFW-11W. Refer to the CFW-11M user manual
for further details of alarms and faults.
The specific faults and alarms of the CFW-11W, and the most likely causes for their occurrence are presented
below.
Table 3.1:
Fault and alarm description
Fault/Alarm
Description
Possible Causes
A300:
High Temperature IGBT U B1
Alarm indicating high temperature measured on the
IGBT temperature sensor (NTC) of phase U book 1
-
High temperature of the coolant
[>40 ºC (>104°F)].
-
Clogged hydraulic circuit.
-
Defective hydraulic pump.
-
Power supply not connected
to the hydraulic pump.
-Leakage.
F301:
Overtemperature IGBT U B1
Fault because of overtemperature measured on the
IGBT temperature sensor (NTC) of phase U book 1
A303:
High Temperature IGBT V B1
Alarm indicating high temperature measured on the
IGBT temperature sensor (NTC) of phase V book 1
F304:
Overtemperature IGBT V B1
Fault because of overtemperature measured on the
IGBT temperature sensor (NTC) of phase V book 1
A306:
High Temperature IGBT W B1
Alarm indicating high temperature measured on the
IGBT temperature sensor (NTC) of phase W book 1
F307:
Overtemperature IGBT W B1
Fault because of overtemperature measured on the
IGBT temperature sensor (NTC) of phase W book 1
A309:
High Temperature IGBT U B2
Alarm indicating high temperature measured on the
IGBT temperature sensor (NTC) of phase U book 2
F310:
Overtemperature IGBT U B2
Fault because of overtemperature measured on the
IGBT temperature sensor (NTC) of phase U book 2
A312:
High Temperature IGBT V B2
Alarm indicating high temperature measured on the
IGBT temperature sensor (NTC) of phase V book 2
F313:
Overtemperature IGBT V B2
Fault because of overtemperature measured on the
IGBT temperature sensor (NTC) of phase V book 2
A315:
High Temperature IGBT W B2
Alarm indicating high temperature measured on the
IGBT temperature sensor (NTC) of phase W book 2
F316:
Overtemperature IGBT W B2
Fault because of overtemperature measured on the
IGBT temperature sensor (NTC) of phase W book 2
A318:
High Temperature IGBT U B3
Alarm indicating high temperature measured on the
IGBT temperature sensor (NTC) of phase U book 3
F319:
Overtemperature IGBT U B3
Fault because of overtemperature measured on the
IGBT temperature sensor (NTC) of phase U book 3
A321:
High Temperature IGBT V B3
Alarm indicating high temperature measured on the
IGBT temperature sensor (NTC) of phase V book 3
F322:
Overtemperature IGBT V B3
Fault because of overtemperature measured on the
IGBT temperature sensor (NTC) of phase V book 3
A324:
High Temperature IGBT W B3
Alarm indicating high temperature measured on the
IGBT temperature sensor (NTC) of phase W book 3
F325:
Overtemperature IGBT W B3
Fault because of overtemperature measured on the
IGBT temperature sensor (NTC) of phase W book 3
A327:
High Temperature IGBT U B4
Alarm indicating high temperature measured on the
IGBT temperature sensor (NTC) of phase U book 4
F328:
Overtemperature IGBT U B4
Fault because of overtemperature measured on the
IGBT temperature sensor (NTC) of phase U book 4
A330:
High Temperature IGBT V B4
Alarm indicating high temperature measured on the
IGBT temperature sensor (NTC) of phase V book 4
F331:
Overtemperature IGBT V B4
Fault because of overtemperature measured on the
IGBT temperature sensor (NTC) of phase V book 4
Summary of Contents for CFW-11W
Page 5: ...General Information CFW11W 1 2 Figure 1 2 Block Diagram of the CFW 11W...
Page 6: ...General Information CFW11W 1 3 Figure 1 3 UC 11 Main parts Figure 1 4 UP 11 Main parts...
Page 31: ...Optional Kits CFW11W 4 2...
Page 38: ...Technical Specifications CFW11W 5 7 5 3 MECHANICAL DATA Figure 5 2 UP11 dimensions mm in...
Page 41: ......
