Normal Operation (Cool Mode) - Low Outside Air Temperature (Roughly Below 68 °F (20 °C)) - Toshiba MMY-MAP0724HT6UL Service Manual

5-2. Normal operation (COOL mode) - low outside air
temperature (roughly below 68 °F (20 °C))
Header unit (MMY-MAP0964HT6UL)
Pressure sensor
(high pressure)
Liquid tank
High-pressure gas or condensate liquid refrigerant
Evaporative gas refrigerant (low-pressure gas)
Normal refrigerant line
Note: The "header unit" is the outdoor unit to which the indoor-outdoor communication line is connected. All other
outdoor units are called "follower units"
4-Way valve
Pressure sensor
(low pressure)
Accumulator
Balance pipe
Liquid pipe
Gas pipe
Liquid pipe
Indoor unit
Note: With a 096 type or 114 type outdoor unit, the main heat exchanger and subheat
exchanger may be switched over depending on the outside temperature and air
conditioning loads.
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Follower unit (MMY-MAP0724HT6UL)
Pressure sensor
(high pressure)
Liquid tank
(The diagram shows a 168 type as an example.).
4-Way valve
Pressure sensor
(low pressure)
Accumulator