21
CONNECTIONS
ELECTRIC DIAGRAM
13. NTC2 return sensor
14. NTC5 flue gas temperature
15. Room thermostat (optional)
16. NTC3 domestic hot
17. NTC4 outdoor temperature (optional)
18. NTC6 second heating circuit flow sensor (optional)
19. Zero volt of 24V circuit.
20. Safety contact thermostat RAM (optional)
21. Ionisation and ignition cable
22. Burner power supply 230 V (only HeatMaster® 85 TC]
23. Gas pressure switch HeatMaster® 85 TC
1. Power supply 230 V
2. ON/OFF switch
3. Boiler shunt pump
4. Heating pump (optional)
5. Gas valve rectifier
6. 230Volt - 24Volt transformer
7. MCBA
8. Display
9. Water pressure switch
10. Fan PWM control
11. Summer/Winter switch
12. NTC1 flow sensor
B.
Bk.
Br.
G.
Or.
R.
V.
W.
Y/Gr.
Blue
Black
Brown
Grey
Orange
Red
Violet
White
Yellow/green
LEGEND:
Summary of Contents for HeatMaster 35 TC
Page 1: ...HeatMaster TC TECHNICAL...
Page 27: ...27 Electric diagram Solar pump DHW circulating pump...
Page 31: ...31 Electric diagram Mixed HC pump close open...
Page 33: ...33 Electric diagram Direct HC pump Mixed HC pump close open...
Page 35: ...35 Electric diagram Direct HC pump Mixed HC pump 1 Mixed HC pump 2 open close open close...