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Toshiba
7-2. Refrigeration Cycle System Diagram
HWS-802XWHM3-E, 802XWHT6-E/802H-E
HWS-1402XWHM3-E, 1402XWHT6-E, 1402XWHT9-E/1102H-E, 1402H-E
P
TWO
THO
TWI
TC
TE
TO
TS
TD
Outdoor unit
Refrigerant R410A ... 1.8 kg
Expansion vessel
Backup heater
Manometer
Low
pressure
sensor
Pressure switch
Water vent valve
Safety valve
Air vent valve
Circulating pump
(UPS025-65 K 130)
Flow switch
(VH-8706)
Plate-type
water heat
exchanger
4-way valve
(STF-218G)
Pulse motor valve
(CAM-B30YGTF-2)
Outdoor heat
exchanger
Accumulator
(1800 cc)
Compressor
(DA220A2F-22L)
Heating / Hot-water supply
Defrosting / Cooling
Hydro unit
P
TE
TO
TS
TD
Outdoor unit
4-way valve
(STF-0401G)
Pulse motor valve
(UKV-25D100)
Outdoor heat
exchanger
Accumulator
(2500 cc)
Compressor
(DA422A3F-25M)
Heating / Hot-water supply
Defrosting / Cooling
TWO
THO
TWI
Hydro unit
Expansion vessel
Backup heater
Manometer
Water vent valve
Safety valve
Air vent valve
Circulating pump
(UPS25-80 130)
Flow switch
(VH-8705)
Plate-type
water heat
exchanger
TC
Low
pressure
sensor
Pressure switch
Refrigerant R410A ... 2.7 kg
+00A09-002_01EN_SVM_ALL_Air_to_Water.book Page 34 Monday, October 5, 2009 2:09 PM