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ESIE05-04
Error Codes
Part 3 – Troubleshooting
3–33
4
5
1
3
2.3
Malfunction of Drain Water Level System (
A3
)
Error code
A3
LED indications
The table below shows the LED indications.
Error generation
The error is generated when the water level reaches its upper limit and when the float switch turns
OFF.
Causes
The possible causes are:
Q
Malfunctioning drain pump
Q
Improper drain piping work
Q
Drain piping clogging
Q
Malfunctioning float switch
Q
Malfunctioning indoor unit PCB
Q
Malfunctioning short-circuit connector X15 on PCB.
Operation
HAP (green)
HBP (green)
Normal
c
c
Malfunctioning
c
c
Summary of Contents for FCQ35B7V1
Page 1: ...Service Manual ESIE05 04 R 410A Sky Air Indoor...
Page 2: ......
Page 20: ...ESIE05 04 1 2 Part 1 System Outline 3 1 1 5...
Page 62: ...General Outline ESIE05 04 1 44 Part 1 System Outline 3 1 1 4 5...
Page 78: ...ESIE05 04 1 60 Part 1 System Outline...
Page 112: ...Wiring Diagrams ESIE05 04 1 94 Part 1 System Outline 3 1 1 4 5...
Page 140: ...ESIE05 04 2 2 Part 2 Functional Description 3 1 2 5...
Page 164: ...ESIE05 04 3 2 Part 3 Troubleshooting 3 1 3 5...
Page 206: ...Error Codes ESIE05 04 3 44 Part 3 Troubleshooting 3 1 3 4 5...
Page 224: ...Additional Checks for Troubleshooting ESIE05 04 3 62 Part 3 Troubleshooting 3 1 3 4 5...
Page 226: ...ESIE05 04 4 2 Part 4 Commissioning and Test Run 3 1 4 5...
Page 252: ...ESIE05 04 5 2 Part 5 Disassembly and Maintenance 3 1 5...
Page 384: ...Disassembly and Maintenance ESIE05 04 5 134 Part 5 Disassembly and Maintenance 3 1 5 5...
Page 390: ...ESIE05 04 vi Index 3 1 4 5 W Wiring diagrams Indoor units k 1 61...