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7
MMD-AP___1HF2UL
E15-3S2
5. Piping diagram
Functional part name
Functional outline
Pulse Motor Valve
PMV
(Connector CN082 (6P): Blue)
1) Controls super heat in cooling operation
2) Controls sub cool in heating operation
3) Recovers refrigerant oil in cooling operation
4) Recovers refrigerant oil in heating operation
Temp. sensor
1. TA
(Connector CN104 (2P): White)
1) Detects indoor suction temperature
2. TC1
(Connector CN100 (3P): Brown)
1) Controls PMV super heat in cooling operation
3. TC2
(Connector CN101 (2P): Blue)
1) Controls PMV sub cool in heating operation
4. TCJ
(Connector CN102 (2P): Yellow)
1) Controls PMV super heat in cooling operation
5. TF
(Connector CN103 (2P): Green)
1) Detects indoor discharge temperature
M
Liquid side
Gas side
Strainer
Pulse Motor
Valve (PMV)
Sensor
(TC2)
Strainer
Capillary tube
Air heat exchanger
at indoor side
Sensor
(TCJ)
Fan
Sensor
(TA)
Fan motor
Sensor
(TC1)
Sensor
(TF)