Daikin VRV III RQQ8-48PY1 - Page 105

95
Diagnosis Servis
Si341213
Penyelesaian Masalah Menggunakan Remote Kontrol
Unit outdoor PCB (A1P)
+5V
X32A
(4) Red
GND
(3)
Black
(2)
Micro-computer
A/D input
(1)
White
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.
Catatan:
1. Pressure sensor subject to Kode
kesalahan
2. Voltage measurement point
Replace the unit outdoor PCB
(A1P).
Replace the sensor tekanan tinggi.
Replace the unit outdoor PCB
(A1P).
Measure DC voltage here.
CHECK 12
3. Service checker type 3 or 3.1.
CHECK 12 Refer to P.138
1. Mount the high pressure
gauge.
2. Connect the checker (3) for
VRV.
Reset the operation, and then
restart the unit outdoor.
Are t he c haracteristics of t he
high pres s ure s ens or norm al?
(M ak e a c om paris on bet w een
the volt age c haract eristics (  2)
and t he gauge press ure. )
NO
YES
If the PC B press ure det ection
norm al? (M ak e a com paris on
between the checker (  3)
pres s ure dat a and t he v olt age
c haract eristics (  2). )
NO
YES
Are the
characteristics of
the high pressure
sensor normal?
NO
YES
High
pressure
sensor
Error code
Pressure sensor subject to error code
Electric symbol
JA
High pressure sensor
S1NPH