(2) Heating test operation function
This function is provided to change collectively the mode of all the indoor units connected to the same system
for the heating test operation mode, by using switches on the interface board of the header unit.
<Oper
ation procedure>
NOTE) The test operation returns to the normal operation after 60 minutes.
[A]
[H. ]
[B]
[
– H]
Power ON
Start
Operation check
Stop/End
Press SW04 on the same board for 2 seconds or more.
[Test run] is displayed on the remote controller of
the indoor unit to be operated. Check that [ – H]
is displayed on 7-segment display [B] on the
interface P.C. board of the header unit.
Set SW01/SW02/SW03 on the interface P.C. board of the header unit
to [2/6/1].
([H ] is displayed on 7-segment display [A].)
Be sure to turn on power at the indoor side
before power-ON of outdoor unit.
Return SW01/SW02/SW03 on the interface P.C. board of the header
[2]
[3]
[1]
[4]
unit to [1/1/1],
or press the push-switch SW05 for 2 seconds or more.
Interface P.C. board
%0%0%0%0%0
%0
10
10
10
10
10
10
+%
+%
59 59 59
2
10
0%0%0%
(
(
%0
%0
%0 %0
%0 %0
%0%0 %0
%0%0
59
59
59
59
59
59
59
%0
..
%0
%0
%0
%0
59 59 59
%0
%0
7 7 7 7
7X 7J7X 7J 7E 7E
5*+'.&5*+'.&
5*+'.&
7 7
5*+'.&
SW04
SW01
Rotary switches
7-segment
display [B]
Push switch
7-segment
display [A]
SW02 SW03
SW05 SW06
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