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Installation Manual
1 Push the [  ∧ ] / [  ∨] button to select 
“1. Test mode” on the “Field setting menu” 
screen, then push the “  Set” 
[
 F2] button.
ÆPushing the “  Yes” [  F1] button 
sets the test mode and the screen returns to the 
“Field setting menu” screen.
Push [  CANCEL] twice, the screen (2) 
appears.
2 Push the [  ON / OFF] button to start the 
test mode. The screen (1) shown in the left 
appears. (The screen (2) appears when the 
operation is stopped.)
ÆPerform the test mode in the “Cool” or “Heat” 
mode.
ÆTemperature setting cannot be adjusted during 
the test mode.
ÆCheck codes are displayed as usual.
3 When the test mode is finished, push the 
[  ∧ ] / [  ∨] button to select “1. Test 
mode” on the “Field setting menu” screen, 
then push the “  Set” [
 F2] 
button. 
The screen (3) appears.
ÆPushing the “  Yes” [  F1] button 
stops the test mode screen and continues the 
normal operation.