Si-95 Troubleshooting
Troubleshooting Inverter K Series 77
2. Troubleshooting
2.1 Indoor Unit: Error of External Protection Device
Remote Controller
Display
AA
AA
00
00
Supposed Causes ■ Actuation of external protection device
■ Improper field set
■ Defect of indoor unit PC board
Troubleshooting
(VF029)
Indoor unit PC board replacement
Actuation of external protection device
Change the second code No. to "01" or
"02."
External
protection device is
connected to terminals T1 and
T2 of the indoor unit
terminal block.
ON/OFF
input from
outside (mode No. 12,
first code No. 1) has been
set to external protection
device input (second
code No. 03)
by remote
controller.
YES
NO
NO
YES
SI-95.BOOK Page 77 Friday, March 31, 2000 10:59 AM
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