Toshiba HWT-601XWHM3W-ETR - 3-2.Refrigeration Cycle System Diagram

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3-2. Refrigeration cycle system diagram
HWT-601XWHM3W-E, HWT-601XWHT6W-E
HWT-401HW-E, HWT-601HW-E
HWT-1101XWHM3W-E, HWT-1101XWHT6W-E, HWT-1101XWHT9W-E
HWT-801HW-E, HWT-1101HW-E
Outdoor unit
TS
TO
Flow sensor
Plate-type
water heat
exchanger
Air vent
valve
Expansion vessel
High-pressure switch
TE
Low
pressure
sensor
Overpressure
preventive
valve
TW O
Backup
heater
TW I
Circulation
pump
THO
4-way valve
TC
Hydro unit
Outdoor heat exchanger
Heating / Hot water supply
Defrosting / Cooling
TL
Manometer
P
PMV
TD
Compressor
Outdoor unit
TS
TD
Accumulator
High pressure
sensor (PD)
High-pressure switch
4-way valve
Heating / Hot water supply
Defrosting / Cooling
Flow sensor
Plate-type
water heat
exchanger
Air vent
valve
Expansion vessel
Low
pressure
sensor
Overpressure
preventive
valve
TW O
Backup
heater
TW I
Circulation
pump
THO
TC
Hydro unit
Manometer
P
TO
TE
Outdoor heat exchanger
TL
Compressor
PMV1
PMV2
Check
valve
2-way valve