Figur 1 - Cross section of the heater
1)
Draught diverter
2)
Hot water outlet
3)
Insulation
4)
Flue tube
5)
Glass lined tank
6)
Gas valve and spark ignition
7)
Control panel
8)
Inspection cover plate
9)
Intermittent pilot burner
and flame probe
1
2
3
4
5
6
7
8
9
AOS 1120
10)
Cold water inlet
11)
Combustion products discharge
safety device
12)
T&P valve connection
13)
Outer casting
14)
Flue baffle
15)
Magnesium anode
16)
Drain valve and secondary
return connection
17)
Main burner
10
11
12
13
14
15
16
17
5