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Diagnosis Servis
84
Penyelesaian Masalah Menggunakan Remote Kontrol
Si341213
Turn OFF the power supply once
and then turn it ON again.
Slave
unit 1
Slave
unit 2
Slave
unit 3
Check the electronic expansion valve (
2) corresponding to the error code
“
E9
” in the monitor mode.
When confirmation of error 3 and 4 shows as follows:
Electronic expansion valve for main
When confirmation of error 3 and 4 shows as follows:
Electronic expansion valve for refrigerant c harge
When confirmation of error 3 and 4 shows as follows:
Electronic expansion valve for subcooling
Explanation of
“
”
Master
unit
Penyelesaian
Masalah
Perhatian
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
YES
Return to normal?
External factor other than error
(for example, noise etc.).
NO
The connector of
unit outdoor PCB
NO
(A1P) for electronic
expansion valve is
connected.
Ensure the correct connection.
YES
The coil resistance of
NO
electronic expansion
valve is normal.
(
1)
Replace the katup
ekspansi elektronik
coil.
YES
Replace the unit outdoor PCB
(A1P).
Catatan:
1. Make measurement of resistance between the connector pins, and
then make sure the resistance falls in the range of 40 to 50
.
(Orange) 1
(Red) 2
(Yellow) 3
(Black) 4
5
COM[+] (Gray) 6
2. Electric expansion valve
Electric expansion valve
RQQ8PY1
RQQ10·12PY1
RQQ14·16PY1
Main
Y1E
Y1E
Y1E
Refrigeran charge
—
—
Y2E
Subcooling
Y2E
Y2E
Y3E
Measuring points Judgement criteria
1 - 6
40~50
2 - 6
3 - 6
4 - 6