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Error Codes: Outdoor Units
ESIE06-03
3–40
3
1
3
4
5
Troubleshooting 2
See also:
P
P
Caution
Be sure to turn off power switch before connect or disconnect connector, or parts damage may be
occurred.
Reconnect in position.
Open the stop valve.
Repair the pipe flare or replace
the square union.
Check the power transistor
harness for looseness. Correct
it as required. Also replace
cracked pipe if any.
Check the pipes for improper
contact. Correct as required.
Also replace cracked pipe if
any.
Replace the electronic
expansion valve.
Replace the outdoor air
thermistor, or the hydro-box or
outdoor unit heat exchanger
thermistor.
(1) Replace the PCB.
(2) Replace the compressor.
Procedure complete
YES
Malfunctioning
NO
NO
YES
Any thermistor
disconnected?
Stop valve closed?
YES
NO
Gas shortage error again?
Functioning
C
heck No.
06
Check the thermistors.
YES
Oil oozing at
internal piping?
NO
YES
C
heck No.
04
Electronic expansion valve
functioning?
YES
NO
Oil oozing at
relay pipe connections?
Check for gas leakage.
Change for a specified amount of
fresh refrigerant.
NO
YES
Compressor vibrating
too much?
∗
Discharge pipe thermistor
∗
Hydro-box / outdoor unit heat exchanger thermistor
* Outdoor air thermistor
NO
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 ...