6 Check the indication on the remote control:
Indication on the remote
control
Unit status Fault
Inspection points after
switching off the power
supply
The on/off LED flickers (once
a second), along with the unit
no. and alarm code 03.
The unit does not start.
The operating line
connection wires are
incorrect or loose.
a Connection order of
each terminal board.
The fuse on the PCB is
likely to have been
disabled during a
incorrect wiring. The
fuse can only be
recovered once using
the DSW on the PCB.
Go to point 7.
b Adjustment of the
screws on each terminal
board.
c Connection order of the
power supply cables
between the indoor and
outdoor units.
The on/off LED flickers (once
every 2 seconds).
The unit does not start.
The remote control cable
connection is incorrect.
As in point 3 A, B and C
The flickering display is
different to that indicated
above.
The unit does not start. The
unit starts and then stops.
The thermistor connection or
that of other connectors is
incorrect. The trip switch is
triggered.
Use the alarm code table in
the service manual to check
this (service personnel are
responsible for this check).
The on/off LED flickers (once
every sec.). And the unit
number 00, the alarm code
dd and unit code E.00
flicker.
The unit does not start.
The remote control cable
connection between the
indoor units is correct
See the fault table in the
technical catalogue (this
must be performed by
technical personnel).
Go back to point 1 after the check.
7 Instructions for recovery when the transmission circuit fuse is disabled
a Correct the terminal board wiring.
b Enable the 1st pin on DSW7 of the indoor unit PCB.
N O T E
Only for RPK-(1.0/1.5): Enable the second pin on DSW7 of the indoor unit PCB.
Except RPK-(1.0/1.5)FSN(H)2M
Only for RPK-(1.0/1.5)FSN(H)2M
7 Test run
227
SMGB0063 rev. 1 - 10/2010
7
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