Toshiba MCY-MHP0404HS-E Service Manual page 83

(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 outdoor unit.
<Operation procedure>
Set SW01 / SW02 / SW03 on the interface P.C. board of the outdoor unit
to [2/6/1].
([H ] is displayed on 7-segment display [A].)
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 outdoor unit.
Return SW01 / SW02 / SW03 on the interface P.C. board of the outdoor unit
to [1/1/1], or press the push-switch SW05 for 2 seconds or more.
Interface P.C. board
SW06 SW07
SW11 SW12 SW13
SW16 SW17
SW30
NOTE) The test operation returns to the normal operation after 60 minutes.
AMP Air Conditioning
Power ON
SW04 SW05 SW15
D600 D601 D602 D603 D604
SW09 SW10
SW01 SW02 SW03
SW14
Be sure to turn on the power at indoor
side before power-ON of outdoor unit.
Push switch
SW04 SW05
7-segment
display [A]
D600 D601 D602 D603 D604
SW01 SW02
Rotary switches
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Start
Operation check
Stop / End
Push switch
SW15
7-segment
display [B]
SW03