Read Panasonic NR-AF162SNAE / NR-AF162SNWG Service Manual online
Check pressure at High Pressure side
1.
Note:
a.
b.
2. Suitable pressure measurement, next action is:
A. Gas Leakage ( A area / B area ) ……………..Can not repair
B.
Switch off theCompressorn then cut Capillary pipe ± 35 mm from Dryer out line. This
action for protect if clogged at Cooling Unit by refrigerant HFC-134a, then solid substance
will collect about ± 35 mm around Dryer out line.
action for protect if clogged at Cooling Unit by refrigerant HFC-134a, then solid substance
will collect about ± 35 mm around Dryer out line.
Install Pierching Plier with Pressure Gauge at Discharge near Compressor, then check
pressure from compressor running. If Compressor stop, start compressor again about ± 5
minutes until stabile pressure, then check pressure.
pressure from compressor running. If Compressor stop, start compressor again about ± 5
minutes until stabile pressure, then check pressure.
Before measuring, make sure the Pressure Gauge at " 0 " position. If not at " 0 "
position, adjust the Screw at Pressure Gauge.
position, adjust the Screw at Pressure Gauge.
Keep the gap from Pierching Plier about ± 4mm by adjust Screw at Pierching Plier.
Before release Pressure Gauge, catch poit (1) dan (2) with Pierching Plier. After Pressure
Gauge released, take Pierching Plier and cut point (3) and (4), then close again all pipe.
This action for keep the smell gas loose at atmosphere (HFC-134a will chemically
reaction).
Gauge released, take Pierching Plier and cut point (3) and (4), then close again all pipe.
This action for keep the smell gas loose at atmosphere (HFC-134a will chemically
reaction).
Compression not perfect and clogged by solid substance ( C area )
Area A
Area C
Area B
Normal
0
5
10
15
20
25
30
35
Sorrounding Temperatur [
o
C ]
P
re
s
s
u
re
[
k
g
f/
c
m
2
(
b
a
r)
]
-1
0
2
4
6
8
10
12
14
16
18
-12-
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