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42
English
Error code
Contents
Solution
Main
code
Sub code
Master/sub 1/sub 2
E3
01/03/05
• High pressure switch is activated.
(S1PH)-A1P (X2A)
• High pressure switch connectors are detached.
-A1P (X2A, X3A, X4A)
• Check stop valves situation or abnormalities in
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• Securely connect each connector. Refer to the wiring
FKCITCOCVVCEJGFVQVJGDCEMQHVJGEQPVTQNDQZEQXGT
02/04/06
• Stop valves are closed.
• Refrigerant overcharge.
• Open stop valves.
• Check refrigerant amount and recharge.
13/14/15
Liquid pipe stop valve is closed.
Open liquid pipe stop valve.
18
• Stop valves are closed.
• Refrigerant overcharge.
• Open stop valves.
• Check refrigerant amount and recharge.
E4
01/02/03
Low pressure malfunction:
• Stop valves are closed.
• Refrigerant shortage.
• Reverse connection of high/low pressure gas pipe
and suction gas pipe of Branch Selector unit.
• Open stop valves.
• Check refrigerant amount and recharge.
E9
01/05/08
'NGEVTQPKEGZRCPUKQPXCNXGOCNHWPEVKQP
(Y1E)-A1P (X21A)
Check connection on printed circuit board or actuator.
03/06/09
'NGEVTQPKEGZRCPUKQPXCNXGOCNHWPEVKQP
(Y2E)-A1P (X22A)
Check connection on printed circuit board or actuator.
04/07/10
'NGEVTQPKEGZRCPUKQPXCNXGOCNHWPEVKQP
(Y3E)-A1P (X23A)
Check connection on printed circuit board or actuator.
11/12/13
'NGEVTQPKEGZRCPUKQPXCNXGOCNHWPEVKQP
(Y6E)-A8P(X8A)
Check connection on printed circuit board or actuator.
26/27/28
'NGEVTQPKEGZRCPUKQPXCNXGOCNHWPEVKQP
(Y4E)-A1P (X25A)
Check connection on printed circuit board or actuator.
29/34/39
'NGEVTQPKEGZRCPUKQPXCNXGOCNHWPEVKQP
(Y5E)-A1P(X26A)
Check connection on printed circuit board or actuator.
30/35/40
'NGEVTQPKEGZRCPUKQPXCNXGOCNHWPEVKQP
(Y7E)-A8P(X9A)
Check connection on printed circuit board or actuator.
31/36/41
'NGEVTQPKEGZRCPUKQPXCNXGOCNHWPEVKQP
(Y8E)-A8P(X10A)
Check connection on printed circuit board or actuator.
F3
01/03/05
Discharge temperature too high (R15T/R17T):
• Stop valves are closed.
• Reverse connection of high/low pressure gas pipe
and suction gas pipe of Branch Selector unit.
• Refrigerant shortage.
• Open stop valves.
• Check refrigerant amount and recharge.
• Check connection of high/low pressure gas pipe
and suction gas pipe.
20/21/22
Compressor casing temperature too high (R16T/R18T):
• Stop valves are closed.
• Refrigerant shortage.
• Open stop valves.
• Check refrigerant amount and recharge.
F6
02
• Stop valves are closed.
• Refrigerant overcharge.
• Open stop valves.
• Check refrigerant amount and recharge.*1
F9
01
'NGEVTQPKEGZRCPUKQPXCNXGOCNHWPEVKQP$TCPEJ5GNGE
-
tor units).
Check connection on printed circuit board or actuator.
02
05
H1
01/02/03
Temperature sensor malfunction
(R20T)-A8P(X17A)
Check connection on printed circuit board or actuator.
H9
01/02/03
Temperature sensor malfunction
(R1T)-A1P (X18A)
Check connection on printed circuit board or actuator.
J3
16/22/28
17/23/29
Temperature sensor malfunction
(R15T)-A1P(X19A)*3 or (R17T)-A1P(X33A)*2
Check connection on printed circuit board or actuator.
18/24/30
19/25/31
Temperature sensor malfunction
(R17T)-A1P(X33A)
Check connection on printed circuit board or actuator.
47/49/51
48/50/52
Temperature sensor malfunction
(R16T)-A1P(X19A)*3 or (R18T)-A1P(X33A)*2
Check connection on printed circuit board or actuator.
38/42/44
39/43/45
Temperature sensor malfunction
(R18T)-A1P(X33A)
Check connection on printed circuit board or actuator.
*1: To check while reducing the amount of refrigerant, reduce the amount by 5 kg for single system and 8 kg for multi system, and perform the
check operation again.
*2: REYQ72A type
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B(1B0DLQB959B,0LQGG
Summary of Contents for REYQ72AATJ Series
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