E49
$SSOLFDEOHPRGHO
7URXEOHVKRRWLQJ
$OOPRGHOV
'LDJQRVLV
&RXQWHUPHDVXUH
NO
YES
Is the low
pressure sensor connection OK
(at PCB side)?
NO
Is the
insulation resistance more than 100
?
at DC500V?
Is the
pressure difference less than
0.2MPa?
Is the pressure
0MPa displayed on the remote
controller?
NO
YES
Check the low pressure value during
following state from the remote controller
Compressor is stopping
Compressor is operating
During
both
and
state low
pressure detected at around 0MPa
without any
fluctuation.
YES
Check the insulation resistance of pressure sensor.
YES
After connecting the gauge manifold on the low pressure
line, measure at the state
above. Compare the result
with the value indicated on the remote controller.
NO
*
NO
To checking of refrigerant
amount, refrigerant circuit,
etc. (To next page)
YES
Connect the pressure sensor of
spare part to outdoor control
PCB in the condition open to
atmosphere.
Correct.
Replace low pressure
sensor.
'HIHFWLYHRXWGRRUFRQWURO
PCB
ª
Replace.
Replace low pressure
sensor.
(UURUGHWHFWLRQPHWKRG
Detected by low pressure drop
DQGVXFWLRQVXSHUKHDW
3.
&RQGLWLRQRI(UURUGLVSOD\HG
:KHQWKHORZSUHVVXUHVHQVRU
detects 0.079MPa or lower
IRUVHFRQGVFRQWLQXRXVO\
FRPSUHVVRUVWRSVDQGLW
UHVWDUWVDXWRPDWLFDOO\DIWHU
PLQXWHVGHOD\$QGLIWKLV
DQRPDO\RFFXUVWLPHV
ZLWKLQPLQXWHV
PLQXWHVDIWHUWKH
FRPSUHVVRUVWDUWVLIWKH
low pressure sensor detects
03DRUORZHUIRU
PLQXWHVFRQWLQXRXVO\DQG
FRPSUHVVRUVXFWLRQVXSHUKHDW
LVGHWHFWHGGHJ&RUKLJKHU
IRUPLQXWHVFRQWLQXRXVO\
$QGLIWKLVDQRPDO\RFFXUV
WLPHVZLWKLQPLQXWHV
,IORZSUHVVXUHVHQVRU
detects 0.079MPa or lower
IRUPLQXWHVFRQWLQXRXVO\
LQFOXGLQJWKHFRPSUHVVRU
VWRSVWDWXV
3UHVXPDEOHFDXVH
'HIHFWLYHRXWGRRUFRQWURO
PCB
'HIHFWLYHORZSUHVVXUHVHQVRU
connector
'HIHFWLYHORZSUHVVXUHVHQVRU
'HIHFWLYHVXFWLRQSLSH
WHPSHUDWXUHWKHUPLVWRU
connector
'HIHFWLYHVXFWLRQSLSH
WHPSHUDWXUHWKHUPLVWRU
Note:
&RQQHFWWKHJDXJHPDQLIROGWRWKHVHUYLFHYDOYHFKHFNMRLQWGXULQJFRROLQJRUFRQQHFWLWWRWKHFKHFNMRLQWDWLQWHUQDO
SLSLQJRIRXWGRRUXQLWGXULQJKHDWLQJ
Error code
Remote controller:
Content
1 time flash
Keeps flashing
Keeps flashing
–
–
Indoor display
RUN light
TIMER light
Green LED
Yellow LED
Red LED
Outdoor
control PCB
Outdoor
inverter PCB
Low pressure error or
ORZSUHVVXUHVHQVRUDQRPDO\
-
460
-
'12 • PAC-T-173
Summary of Contents for FDC Series
Page 95: ... 94 12 PAC T 173 Models FDT100VF 125VF 140VF H H H H H C B A F G D G PJF000Z285 ...
Page 98: ... 97 12 PAC T 173 Models FDEN60VF 71VF C 2 C 1 A B A B D C 1 C 2 C 1 C 2 E G F B PFA003Z817 ...
Page 113: ... 112 12 PAC T 173 b Wireless remote controller RCN E1R 60 17 150 Unit mm ...
Page 278: ... 277 12 PAC T 173 ー K ...
Page 346: ... 345 12 PAC T 173 Power PCB 1BSU OVNCFS 4GRNCEG VJG 2 ...
Page 518: ... 517 12 PAC T 173 3 5 SUPER LINK E BOARD SC ADNA E F SL2NA E and SL3N AE BE to control ...
Page 519: ... 518 12 PAC T 173 ...