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Daikin VRV III RQQ8-48PY1 - Ketidaknormalan Sensor Tekanan Rendah

Daikin VRV III RQQ8-48PY1
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Diagnosis Servis
96
Penyelesaian Masalah Menggunakan Remote Kontrol
Si341213
2.19 Ketidaknormalan Sensor Tekanan Rendah
Kode Kesalahan JC
Model yang
berlaku
RQQ8-48PY1
Metode Deteksi
Kesalahan
Kesalahan terdeteksi dari tekanan yang terdeteksi oleh sensor tekanan rendah.
Kondisi
Keputusan
Kesalahan
Ketika sensor bertekanan tinggi adalah sirkit pendek atau sirkit terbuka. (Tidak kurang dari
1.77MPa, atau -0.01MPa atau dibawahnya)
Dugaan
Sebab
Sensor tekanan rendah rusak
Sambungan sensor tekanan tinggi salah.
PCB unit outdoor yang rusak
Sambungan sensor tekanan rendah 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 rendah.
Replace the unit outdoor PCB
(A1P).
Replace the sensor tekanan rendah.
Replace the unit outdoor PCB
(A1P).
Reset the operation, and then
restart the unit outdoor.
1. Mount the low pressure
gauge.
2. Connect the checker (3) for
VRV.
Are the c haracterist ics of t he low
pres s ure sens or norm al? (M ak e
a comparison between the
v oltage c haracteristic s (
2) and
the gauge pres sure.)
NO
YES
If the PCB pressure
det ection norm al? (M ak e a
c om paris on bet w een t he
c hec ker (
3) press ure dat a
and the voltage
c haract eristics (
2). )
NO
YES
Are the
characteristics of
the low pressure
sensor normal?
NO
YES

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