The HeatMaster® TC combines the unique ACV Tank-in-
Tank concept with a double primary circuit to obtain the
exceptional performance levels of a TOTAL CONDENSATION
combi boiler.
DESCRIPTION OF THE APPLIANCE
HeatMaster® 25 / 35 TC
1. Concentric flue connection 80/125 mm that can be
transformed into two pipes 80/80 mm
2. Domestic hot water outlet
3. Heating circuit outlet
4. Stainless steel heat exchanger
5. Stainless steel "Tank-in-Tank" hot water cylinder
6. Indirect water preheater
7. Heating circuit return
8. Cold water inlet
9. Condensate discharge
10. Modulating AIR/GAS premix burner
11. Gas connection
12. Combustion chamber
13. Control panel
14. Heating circuit
15. Rigid expanded polyurethane foam insulation
16. Boiler charging pump
17. Primary circuit separating disc
18. Safety valve (3 bar)
19. Drain down valve
HeatMaster® 70 / 85 TC
1. Concentric flue connection 100/150 mm that can be
transformed into two pipes 100/100 mm
2. Domestic hot water outlet
3. Heating circuit outlet
4. Combustion chamber
5. Stainless steel heat exchanger
6. Stainless steel "Tank-in-Tank" hot water cylinder
7. Auxiliary tank primary return
8. Indirect water preheater
9. Heating circuit return
10. Cold water inlet
11. Primary circuit separating disc
12. Gas connection
13. Modulating AIR/GAS premix burner
14. Control panel
15. Heating circuit
16. Primary expansion vessel (2x)
17. Rigid expanded polyurethane foam insulation
18. Boiler charging pump
19. Safety valve (3 bar)
1
6
2
3
7
8
9
5
4
10
11
12
13
15
16
17
18
19
14
1
6
2
3
7
10
9
8
11
5
4
12
13
14
17
18
19
15
16
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