Main Components - Joannes EPOCA 25-29 NS Installation And Maintenance Manual

MAIN COMPONENTS

LEGEND
1 Air bleed valve
Control electrode
2
3 Fan
4 Ignition electrodes
Control box
5
6 Ignition transformer
7 Fume pressure switch
NTC 2 return sensor
8
9 NTC 3 hot water sensor
10 Water trap for condensate discharge
11 Circulating pump
12 Lack of water pressure switch
13 Filling cock
14 Hydrometer
15 NTC 1 delivery sensor
16 Expansion tank
17 3-way valve
18 Water-heater
19 Gas valve
20 Aluminium boiler body
3/4" Ø system delivery
A
1/2" Ø hot water outlet
B
C 3/4" Ø gas inlet
1/2" Ø cold water inlet
D
3/4" Ø system return
E
1
16
19
18
9
17
A
5
2 15 4
B C D E
6
46
6
3
7
20
8
10
1
12
11
13
14