7-2.Refrigeration Cycle System Diagram - Toshiba HWS-803XWHM3-E Service Manual

7-2. Refrigeration Cycle System Diagram
HWS-803XWHM3-E, HWS-803XWHT6-E, HWS-803XWHD6-E, HWS-803XWHT9-E/HWS-
803H-E
Heating / Hot-water supply
Defrosting / Cooling
TD
Compressor
(DA220A2F-22L)
TS
Accumulator
(1800 cc)
HWS-1403XWHM3-E, HWS-1403XWHT6-E, HWS-1403XWHD6-E, HWS-1403XWHT9-E/
HWS-1103H-E, HWS-1403H-E
Heating / Hot-water supply
Defrosting / Cooling
TD
Compressor
(DA422A3F-25M)
TS
Accumulator
(2500 cc)
Outdoor unit
4-way valve
(STF-218G)
Pulse motor valve
(CAM-B30YGTF-2)
TO
TE
Outdoor heat
exchanger
Outdoor unit
4-way valve
(STF-0401G)
Pulse motor valve
(UKV-25D100)
TO
TE
Outdoor heat
exchanger
Hydro unit
Low
Expansion vessel
pressure
sensor
TWO
Pressure switch
Plate-type
water heat
exchanger
TC
TWI
Refrigerant R410A ... 1.8 kg
Low
Expansion vessel
pressure
sensor
TWO
Pressure switch
Plate-type
water heat
exchanger
TC
TWI
41
Manometer
Water vent valve
Air vent valve
Backup heater
Safety valve
Circulating pump
(UPS025-65 K 130)
THO
P
Flow switch
(VH-8706)
Hydro unit
Manometer
Water vent valve
Air vent valve
Backup heater
Safety valve
Circulating pump
(UPS25-80 130)
THO
P
Flow switch
(VH-8705)