Toshiba A09-01P manual Hydro Unit - Exploded View

Quick Reference Guide - Page 6

Hydro Unit – Exploded View

1 : Expansion vessel

2 : Hi pressure switch (4.15 MPa)

3 : Temperature sensor (for Heat pump outlet -TWO)

4 : Pressure sensor

5 : Heat exchanger

6 : Flow switch (13.0 L/min 17.5 L/min)

7 : Temperature sensor (for refrigerant -TC)

8 : Temperature sensor (for water inlet -TWI)

9 : Drain nipple

10 : Water inlet connection

11 : Refrigerant liquid connection

12 : Air relief valve

13 : Pressure relief valve (0.3 MPa (3 bar))

14 : Thermal protector (auto)

15 : Temperature sensor (for water outlet THO)

16 : Thermal protector (Single operation)

17 : Water pump

18 : Backup heater (3 kW, 3 kW x 2, 3 kW x 3)

19 : Manometer

20 : Water outlet connection

21 : Refrigerant gas connection