Refrigerant Circuit - Fujitsu AB*30LBAG series Service Instruction

3. REFRIGERANT CIRCUIT

MODEL : AB*30/ 36LBAG / AO*30/ 36LMBWL
Outdoor Unit
CONDENSER
TH
O
TH
PO
PRESSURE
CHECK VALVE
HIGH PRESSURE
SWITCH
4-Way
valve
TH
D
TH
C
COMPRESSOR
EXPANSION
VALVE
STRAINER STRAINER
THERMISTOR(DISCHARGE TEMP.)
TH
D
TH
THERMISTOR(OUTDOOR TEMP.)
O
TH THERMISTOR(PIPE TEMP.)
PO
THERMISTOR(COMP TOP TEMP.)
TH
C
Refrigerant Pipe
Ø15.88mm(5/8")
Charging Valve
ACCUMULATOR
Refrigerant Pipe
Ø9.52mm(3/8")
Charging Valve
03-01
Indoor Unit
EVAPOLATOR
TH
R
TH
PI
THERMISTOR(ROOM TEMP.)
TH
R
THERMISTOR(PIPE TEMP.)
TH
PI
COOL
HEAT