Fujitsu AB12

<After automatic operation decided>
Heating operation
Cooling operation
"Shunt controller" :
Discharge valve OFF
Suction valve ON
Bypass valve OFF
"Electronic expansion Valve" :
Rated electronic expansion
valve pulse
"Drain pump" : ON
"Indoor fan motor" : OFF
"Shunt controller" :
Suction valve OFF
Bypass valve OFF
NO
90 mask
"Electronic expansion Valve" :
Rated electronic expansion
valve pulse
NO
90 sec mask
6 mins timer set
6 mins timer reset
Demand
capacity 0 ?
6 mins mask
Note4
Cooling
operation?
"Shunt controller" :
Suction valve OFF
Bypass valve ON
"Electronic expansion Valve" :
40 pulses
"Indoor fan motor" : S-LO
Demand capacity signal
transmission
"Shunt controller" :
Bypass valve ON
"Electronic expansion Valve" :
40 pulses
"Indoor fan motor" : S-LO
Demand capacity signal
transmission
"Shunt controller" :
Discharge valve OFF
NO
50 sec mask
a
YES
YES
YES
YES
NO
NO
NO
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