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ESIE06-03
Error Codes: Outdoor Units
3–15
3
3
4
5
1
3.4
“E6”
Compressor Lock
Error code
E6
Method of
malfunction
detection
A compressor lock is detected by checking the compressor running condition through the position
detection circuit.
Malfunction
decision conditions
P
Judging from current waveform generated when high-frequency voltage is applied to the
compressor.
P
The system will be shut down if the error occurs 16 times.
P
Clearing condition: Continuous run for about 5 minutes (normal)
Supposed causes
P
Compressor locked
Troubleshooting
Caution
Be sure to turn off power switch before connect or disconnect connector, or parts damage may be
occurred.
∗
Inverter checker
Part No.: 1225477
Replace the compressor.
Replace the compressor.
Correct the power supply or
replace the PM1.
(Replace the outdoor unit PCB.)
Check the electronic expansion
valve.
Replace it as required.
NO
YES
YES
NO
NO
Normal?
System shut
down after errors repeated
several times?
Turn off the power. Disconnect the
harnesses U, V and W.
YES
Emergency stop
without compressor
running?
Check with the inverter checker (
∗
).
Turn off the power and reconnect
the harnesses. Turn on the power
again and get the system restarted.
Summary of Contents for Altherma EKHBH Series
Page 2: ...ESIE06 03 1 2 Part 1 System Outline 3 1 1 5 ...
Page 26: ...Functional Diagrams ESIE06 03 1 26 Part 1 System Outline 3 1 1 4 5 ...
Page 32: ...Piping Diagrams ESIE06 03 1 32 Part 1 System Outline 3 1 1 4 5 ...
Page 38: ...Switch Box Layout ESIE06 03 1 38 Part 1 System Outline 3 1 1 4 5 ...
Page 58: ...PCB Layout ESIE06 03 1 58 Part 1 System Outline 3 1 1 4 5 ...
Page 60: ...ESIE06 03 2 2 Part 2 Functional Description 3 1 2 5 ...
Page 68: ...Hydro box Functional Concept ESIE06 03 2 10 Part 2 Functional Description 3 1 2 4 5 ...
Page 88: ...ESIE06 03 3 2 Part 3 Troubleshooting 3 1 3 5 ...
Page 134: ...Error Codes System Malfunctions ESIE06 03 3 48 Part 3 Troubleshooting 3 1 3 4 5 ...
Page 152: ...Additional Checks for Troubleshooting ESIE06 03 3 66 Part 3 Troubleshooting 3 1 3 4 5 ...
Page 154: ...ESIE06 03 5 2 Part 5 Disassembly and Maintenance 3 1 5 ...