Indoor Unit - Toshiba Super MMU-AP0091H Service Manual

4-3. Indoor Unit

Liquid side Gas side
Strainer
Pulse Motor
Valve (PMV)
Sensor
(TC2)
(NOTE) MMU-AP0071YH to AP0121YH type air conditioners have no TC2 sensor.
Functional part name
Pulse Motor Valve PMV
Temp. sensor
Capillary tube
Strainer
Sensor
(TCJ)
(Connector CN082 (6P): Blue)
1) Controls super heat in cooling operation
2) Controls under cool in heating operation
3) Recovers refrigerant oil in cooling operation
4) Recovers refrigerant oil in heating operation
1. TA (Connector CN104 (2P): Yellow)
1) Detects indoor suction temperature
2. TC1 (Connector CN100 (3P): Brown)
1) Controls PMV super heat in cooling operation
3. TC2 (Connector CN101 (2P): Black)
1) Controls PMV under cool in heating operation
4. TCJ (Connector CN102 (2P): Red)
1) Controls PMV super heat in cooling operation
2) [MMU-AP0071 to AP0121YH only]
Controls PMV under cool in heating operation
Air heat exchanger
at indoor side
Fan
Sensor
M
(TA)
Functional outline
58
Sensor
(TC1)
Fan motor