4. Troubleshooting
4-4
Error type
Error mode
Checking Method
Corrective actions
Water supply error
4E1
1. Check the hot water connections for the Inlet Valve. - Adjust the hot water supply so that the temperate of the supplied water is less
than 176˚F (80˚C)
2. Check the operation of the Thermistor.
- See the “tE1 error”.
Drain error
5E
1. Check whether there is any foreign material in the
Drain Hose.
- Remove the foreign material from the Drain Hose.
2. Check the operation of the Low Level Sensor.
- See the “9E error”.
3. Check the connections for the Drain Pump
connector.
- Reconnect the Drain Pump connector.
4. Check whether the Drain Pump coil is conductive.
(Remove the connector before measuring.)
Normal: Approx. 25Ω
➢
- Faulty: Replace the Drain Pump.
5. Check the operation of the Drain Pump Relay
: Check the operating voltage between the white
wire of the Main PBA CN1 connector and the
amber wire of the CN14 connector.
Normal: 120V (while operating)
➢
New PBA
5-1.Check the operation of the Drain Pump Relay
: Check the operating voltage between the white
wire of the Main PBA CN101 connector and the
amber wire of the CN201 connector.
Normal: 120V (while operating)
➢
- Faulty: Replace the Main PBA assy.
- Normal: Replace the Drain Pump.
6. Check the operation of the Power Relay.
- See the “Power Relay error”.
NEW PBA
Summary of Contents for DMR57 Series
Page 14: ...2 6 2 Features and Specifications Memo ...
Page 38: ...3 24 3 Disassembly and Reassembly Memo ...
Page 59: ...4 Troubleshooting 4 21 Memo ...
Page 73: ...5 14 5 Exploded Views and Parts List 5 7 MAIN DMR57 0 1 D049 Z019 P143 ...
Page 85: ...5 26 5 Exploded Views and Parts List ...
Page 95: ...6 10 6 PCB Diagram Memo ...
Page 103: ...8 5 8 Schematic Diagram Memo ...
Page 104: ...9 1 9 Reference 9 Reference 9 1 Model Number Naming Rules 8 2008 A ALL ...