Indoor unit
Heat exchanger
at indoor side
Fan
M
Fan motor
Sensor
(TA)
Sensor
(TC1)
Gas side
Liquid side
Strainer
Capillary tube
Pulse Motor
Valve (PMV)
Strainer
Sensor
(TCJ)
Sensor
(TC2)
Cooling
Heating
Functional part name
Pulse Motor Valve
PMV
1.TA
(Connector CN082 (6P): Blue)
1) Controls superheat in cooling operation
2) Controls subcool in heating operation
3) Recovers refrigerant oil in cooling operation
4) Recovers refrigerant oil in heating operation
Temp. Sensor
(Connector CN104 (2P): Yellow)
1)
Detects indoor
return air
temperature
Functional outline
2.TC1
(Connector CN100 (3P): Brown)
1) Controls PMV superheat in cooling operation
3.TC2
4.TCJ
(Connector CN101 (2P): Black)
1) Controls PMV subcool in heating operation
(Connector CN102 (2P): Red)
1)
Controls PMV superheat in cooling operation
U series Indoor Unit Functional Part Explanation
Please refer to each indoor unit Service Manual for details of each sensor
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Summary of Contents for MMY-MUP0801HT7JP
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