Daikin VRV III RQQ8-48PY1, Руководство по обслуживанию

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87 Diagnosis Servis
Si341213 Penyelesaian Masalah Menggunakan Remote Kontrol
2.13 Ketidaknormalan Sistem Saklar Tekanan Tinggi
Kode Kesalahan
H3
Model yang
berlaku RQQ8-48PY1
Metode Deteksi
Kesalahan
Sirkit perangkat pengaman memeriksa kontinuitas dalam tekanan tinggi saklar.
Kondisi
Keputusan
Kesalahan
Ketika tidak ada kontinuitas dalam saklar tekanan tinggi selama kompresor berhenti
beroperasi.
Dugaan
sebab

Saklar tekanan tinggi rusak

Kerusakan harness saklar tekanan tinggi

Sambungan konektor saklar tekanan tinggi rusak

Kompresor rusak

PCB unit outdoor rusak

Kerusakan kabel tembaga
Penyelesaian
Masalah
Perhatian
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Connect it correctly.
Replace the saklar tekanan tinggi
where there is no continuity.

If normal, the resistance will be
10

or less.

Replace the compressor.
If there is a compressor error,
there is the possibility that the
PCB Inverter and unit outdoor
PCB have been damaged.
Check that each of these PCBs
is normal.

Replace the lead wire.
Replace the unit outdoor sub PCB.
Wait for 10 minutes after unit
stops, then check the
following.
Is the
protection
high pressure
switch connector (X32A)
correctly connected to
the unit outdoor
PCB?
NO
YES
Is there
continuity at the
control and protection
high pressure
switch?
YES
NO
Is there
a disconnection
or insulation failure at the
compressor
coil?
NO
YES
Is there continuity at the
lead wire?
NO
YES