28
3-2. Refrigeration cycle system diagram
HWT-602S21***W-E
HWT-401HW-E, HWT-601HW-E
HWT-1102S21***W-E, HWT-1402S21***W-E
HWT-801H(R)W-E, HWT-1101H(R)W-E, HWT-1401H(R)W-E, HWT-801H8(R)W-E, HWT-1101H8(R)W-E,
HWT-1401H8(R)W-E
Outdoor unit
TD
TS
TL
TO
TE
Hydro unit
Drain
Shutoff
Low
sensor
water heat
Three-Way
TWO THO
TFI
TTW
TWI
TL
TD
Outdoor unit
TD
TS
TL
TO
TE
Hydro unit
Drain
Shutoff
Low
sensor
water heat
Three-Way
TWO THO
TFI
TTW
TWI