HEATING CONNECTION
Typical connection - high temperature
Description
1. Isolating valve
2. Heating pump
3. Filling valve
4. Check valve
5. Safety valve
6. Expansion vessel
7. Drain valve
8. Automatic air vent (built-in)
Typical connection - low temperature
Description
1. Isolating valve
2. 3-way mixing valve
3. Heating pump
4. Safety valve
5. Filling valve
6. Check valve
7. Expansion vessel
8. Drain valve
9. Automatic air vent (built-in)
1
1
2
3
4
5
6
7
8
Cold water
Hot water
1
1
2
4
5
6
3
7
8
9
Typical connection - low temperature
Description
1. Isolating valve
2. 3-way mixing valve
3. Heating pump
4. Safety valve
5. Filling valve
6. Check valve
7. Expansion vessel
8. Drain valve
9. Automatic air vent (built-in)
1
1
2
3
4
5
6
7
8
Cold water
Hot water
9
HeatMaster 25 C: A1003474 - 664Y7000 • B
EN
FR
NL
ES
IT
DE
PL
RU
en
31
INSTALLATION
For additional system configurations, refer to "Configuration and system set-up" on page
34 and to the Installer's Handbook.
Accessory
Description
Room thermostat
High temperature kit DN 25
Includes a heating pump, two isolating valves, a check valve and
two thermometers.
Optional accessories to control a regular high temperature heating circuit. For more
information, refer to the Installer's Handbook.
Accessory
Description
Room thermostat
Contact thermostat
Mandatory to protect all floor heating circuits.
Low temperature kit DN 25
Includes a heating pump, two isolating valves, a check valve, two
thermometers, a 3-way valve with built-in bypass and a servomotor.
Servomotor
Motor for the 3-way valve provided with the low temperature kit.
Optional accessories to control a regular low temperature heating circuit.For more
information, refer to the Installer's Handbook.
