Boiler Connections (Turbomax Plus); Boiler Connections (Thermocompact); Functional Diagram (Turbomax Plus) - Vaillant 824/2 E Instructions For Installation Manual

3 Boiler Specification

3.2 Boiler connections (turboMAX plus)

6
8
7
5 4 3 2 1
35 35
100 100
Fig. 3.1: Connection diameters turboMAX plus
Key:
1 Heating system return (22 mm tail)
2 Cold water connection with shut off valve
(15 mm tail)
3 Gas connection (15 mm tail, 22mm for 837)
4 Hot water connection (15 mm tail)
5 Heating system flow (22 mm tail)
6 Flue outlet (100 mm flue with turret)
7 Hanging bracket
8 Rear flue outlet

3.3 Boiler connections (thermoCOMPACT)

6
8
7
5 4 3 2 1
55 55
100 100
Fig. 3.2: Connection diameters thermoCOMPACT
8
Supplied By www.heating spares.co Tel. 0161 620 6677
6
130
180
5 4 3 2 1
6
80
130
180
5 4 3 2 1
Key:
1 Heating system return (22 mm tail)
2 Gas connection (15 mm tail)
3 Heating system flow (22 mm tail, 22 mm for 637)
4 Flue outlet (100 mm flue with turret)
5 Hanging bracket
6 Rear flue outlet

3.4 Functional Diagram (turboMAX plus)

1
2
3
u
4
5
6
7
8
C
9
C
10
11
12
13
14
15
Fig. 3.3: Functional Diagram turboMAX plus
Key:
1 Air duct
2 Fan
3 Main heat exchanger
4 Temperature sensor (NTC I)
5 Flame sensing electrodes
6 Modulating burner
7 Fully modulating automatic gas value
8 Maximum hot water temperature control
9 Maximum radiator temperature control
10 Diverter valve
11 DHW heat exchanger
12 Automatic bypass valve
13 CH flow service valve
14 Hot water outlet
15 Gas service valve
16 Cold water service valve
17 CH return service valve
18 Pressure relief valve
19 Aqua sensor (DHW flow switch)
20 Temperature sensor (NTC III)
21 Main on/off control
Instructions for Installation and Servicing turboMAX plus and thermoCOMPACT R1
31
30
29
28
27
26
25
24
23
i
22
21
20
19
18
17
16