Fujitsu AO17A Service Instructions Manual page 12

Is 30-second mask
applied ?
4-Way valve turned off
Is 6-second mask
applied ?
Compressor turned on
Is DEFROST timer
time up ?
Compressor turned off
Is 30-second mask
applied ?
4-Way valve turned on
Is 6-second mask
applied ?
• Compressor turned on
• Outdoor fan motor turned on
DEFROST indication disappears.
• Reset 40-minute timer.
• Reset counter C.
• Reset 1.5 Hr integrating timer.
Cold air discharge
prevention operations
Indoor fan motor ON
E
From E
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
• Reset 30-minute timer.
• Reset 1.5 Hr integrating timer.
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