Bosch WR 400-7.K Series - Page 13

136 720 606 560
Fig.15 - Diagram of WR 400-7.K..
1. Heat exchanger
2. Pilot assembly
3. Burner manifold gas pressure test nipple
4. Main gas burner
5. Pilot gas tubing
6. Led failure indicator
7. on/off switch
8. Led operation indicator
9. Water valve
10. Temperature adjustment selector
11. Gas inlet gas pressure test nipple
3
1
4
10
11
2
9
8
6
7
5