Ricoh G133 Service Manual page 250

SC Table
No. Type
1.
2.
3.
No. Type
IH inverter fan error
The machine does not detect the fan motor lock signal for 2 seconds
while the IH inverter fan turns on.
533 D
1.
2.
3.
No. Type
534 D Second duct fan error
The machine does not detect the fan motor lock signal for 2 seconds
while the second duct fan turns on.
G133
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Disconnected harness
Overload on the IH coil fan motor
Defective IH coil fan motor
Defective IOB
Check or replace the harness.
Replace the IH coil fan.
Replace the IOB.
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Disconnected harness
Overload on the IH inverter fan motor
Defective IH inverter fan motor
Defective IOB
Check or replace the harness.
Replace the IH inverter fan.
Replace the IOB.
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Disconnected harness
Overload on the second duct fan motor
Defective second duct motor
Defective IOB
4-34 SM