91
Diagnosis Servis
Si341213
Penyelesaian Masalah Menggunakan Remote Kontrol
2.16 Sensor tekanan tinggi Abnormality
Kode Kesalahan
Model yang
berlaku
RQQ8-48PY1
Metode Deteksi
Kesalahan
Kesalahan terdeteksi dari tekanan yang diukur menggunakan sensor tekanan tinggi.
Kondisi
Keputusan
Kesalahan
Ketika sensor tekanan tinggi adalah sirkit pendek atau sirkit terbuka. (Tidak kurang dari
4.22MPa, atau 0.01MPa atau kurang)
Dugaan
Sebab
Sensor tekanan tinggi rusak
Sambungan sensor tekanan rendah salah
PCB unit outdoor rusak
Sambungan sensor tekanan tinggi rusak
Penyelesaian
Masalah
Perhatian
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Replace the sensor tekanan tinggi.
Replace the unit outdoor sub PCB
(A2P).
Replace the sensor tekanan tinggi.
1. Pressure sensor subject to Kode
kesalahan
Replace the unit outdoor sub PCB
(A2P).
Kode
kesalahan
Pressure sensor subject to Kode
kesalahan
Simbol listrik
J1
Sensor tekanan tinggi (Outlet pipa
cairan)
S2NPH
1.Set the high pressure gauge.
2.Connect the checker for
VRV.
Are the
characteristics of
the high pressure sensor
normal? (Make a comparison between
the voltage characteristics (
2)
and the gauge
pressure.)
NO
YES
If the
PCB pressure
detection normal? (Make a
comparison between the checker
pressure data and the voltage
characteristics
(
2).)
YES
Reset the operation, and then
restart the unit outdoor.
NO
Are the
characteristics of the
high pressure sensor
normal?
YES
NO
