06
1.Cold water inlet
2. Hot water temperature sensor
3. Automatic bypass-valve
4. Heating water temperature sensor
5. electromagnetism three way valve
6. Gas valve
7. Burner
8. Electrode for ignition
9. Electrode for flame detection
10. Limited temperature sensor
11. Heat Exchanger
12. Distributor
13. Fan
14. Smoke sampling
15. Air sampling
16. Flow limited loop
17. Valve of air pressure difference
18. Expansion tank
19. Safe valve
20. Plate heat exchanger
21. Water pressure switch
22. Automatic air venting valve
23. Water button
24. Pump
25. Water venting valve
G . Gas inlet
U. Hot water inlet
E. Cold water inlet
R. Heating water inlet
M. Heating water outlet
Gas Boiler Inside Structure
Gas boiler system priciple and chart of pump
Inside Structure of Boiler
1、Hot water temperature
2、Cold water inlet
3、Automatic bypass-valve
4、Electromagnetism three way valve
5、Plate heat exchanger
6、Heating water temperature sensor
7、Gas valve
8、Burner room
9、
Electrode for ignition
10、Electrode for flame detection
11、Limited temperature sensor
12、Heat exchanger
13、Burner room
14、Fan
15、Valve of air pressure difference
16、Expansion tank
17、Automatic air venting valve
18、Pump
19、Water pressure switch
20、Safe valve
21、Water button
G、Gas inlet
U、Hot water inlet
E、Cold water inlet
R、Heating water inlet
M、Heating water outlet
7
6
5
4
3
2
1
0
100 200 300 400 500 600 700 800 900 10001100 120013001400
M
U
G
E
R
15
16
17
18
19
20
21
24
25
23
22
14
13
12
11
10
9
8
6
5
4
3
2
1
7
M
U
G
E
R
16
17
18
19
20
21
24
25
23
22
15
14
13
12
11
10
9
8
6
5
4
3
2
1
7
M
R
G
U
E
12
13
14
15
16
17
18
19
20
21
11
10
9
8
7
6
5
2
4
1
3
Total Head(mH20)
Discharge (Kg/h)
Summary of Contents for Volcan MGBWA0100
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