EEV21
FAN21
Outdoor air unit
(AAUA48/ 96TLAV)
HEX21
TH21
TH25
TH22
TH24
: Capillary
: Strainer
+1
2-1-1 REFRIGERANT CIRCUIT for Outdoor air unit
51
No. Part name Function
52
53
54
55
56
57
58
59
Heat exchanger outlet thermistor Detects the temperature of refrigerant
Detects the temperature of suction airflow
Suction airflow temp. thermistor
Detects the temperature of discharge airflow
Discharge airflow temp. thermistor
Heat exchanger Operates as Condenser / Evaporator
Fan motor Controlled by setting / protection / Thermo OFF
Heat exchanger inlet thermistor Detects the temperature of refrigerant
Fan motor Controlled by setting / protection / Thermo OFF
Electric expansion valve Controlled by setting / protection / Thermo OFF
Solenoid valve (Bypass) Opens at Thermo OFF in Heating mode
51
52
59
53
56
54
57
58
EEV21
FAN22
Outdoor air unit
(AAUA72TLAV)
HEX21
TH21
TH25
TH22
TH24
51
52
59
53
56
54
FAN21
55
57
58
02-01