17
English
(2)
Press the PROGRAMMING TIME button and find the unit No. which stopped due to trouble.
Number of beeps 3 short beeps..........Perform all the following operations
1 short beep............Perform (3) and (6)
1 long beep .............No trouble
(3)
Press the OPERATION MODE SELECTOR button and upper figure of the error code flashes.
(4)
Continue pressing the PROGRAMMING TIME button unit it makes 2 short beeps and find the upper
code.
(5)
Press the OPERATION MODE SELECTOR button and lower figure of the error code flashes.
(6)
Continue pressing the PROGRAMMING TIME button unit it makes a long beep and find the lower
code.
•
A long beep indicate the error code.
䡵
Trouble shooting with the LEDs on the PC board (Refer to Table 9 )
The following checking can be made with the service monitor LEDs (green). (Normal when flashing)
: LED on
: LED off
: LED flashing
: Not used for trouble shooting
Table 9
NOTE
1.
In case wired remote controller. Press the INSPECTION /TEST OPERATION button on remote
controller, “
” starts flashing.
2.
Keep down the ON/OFF button for 5 seconds or longer in the inspection mode and the above trouble
history disappears, after the trouble code goes on and off twice, followed by the code “00”(normal).
The display changes from the inspection mode to the normal mode.
3.
Depending on the model or the conditions, it may carry out an emergency shut-down.
4.
If the HBP(H2P) is off, the branch wiring between each of the indoor and outdoor units may either be
incorrectly connected or broken. Before taking any of the diagnostic steps listed above, check the
branch wiring.
If the HBP(H2P) is off on an inverter, there is a possibility that the fuse on the outdoor unit’s PC board
is burnt out.
5.
Cut off the power and wait for 5 seconds or longer. Turn on the power again and see if the LED is in
the same state again.
Microcomputer
normal monitor
Transmission
normal monitor
Details
HAP(H1P)
HBP(H2P)
FA(Y)–F
FAYP-B, FAQ
Indoor unit is normal
Diagnose the outdoor unit
Malfunction of indoor unit PC
board assembly or miswiring
between indoor and outdoor
units
Miswiring between the indoor
and outdoor units
If the outdoor unit HAP(H1P)
does not light, diagnose the
outdoor unit. If it is flashes, it is
due to euther miswiring or mal-
function of the indoor unit PC
board assembly. (NOTE 4)
If the outdoor unit HAP(H1P)
does not light, diagnose the
outdoor unit. If it is flashed, it is
due to either miswiring or mal-
function of the indoor or outdoor
unit PC board assembly.
(NOTE 4)
Malfunction of the indoor unit PC board (NOTE 5)
Abnormal power supply, malfunction of PC board assembly or
disconnection between the indoor and outdoor units (NOTE 5)
01_EN_3P184443-2.fm Page 17 Monday, July 3, 2006 3:14 PM
