4
INTRODUCTION
•
the water heater.
•
casing of the water heater. (Please refer to p. 7.)
•
• -
less hot water for your needs.
• The principle behind the water heater is simple:
Burner
H e a t e x c h an g e r
E x h a u s t
F l o w s e n s o r
T h e r m i s t o r
Computer
board
A C 2 4 0 V
G a s va l v e
F a n
C o l d w a t e r i n l e t
G a s
H o t w a t e r ou t l e t
*This diagram illustrates the main components only and does not
1. A hot water tap is turned on.
2. Water enters the heater.
3.
4.
5. Water circulates through the heat exchanger and it gets heated.
6.
amount of hot water at the set temperature.
7.
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