Bosch Appliances 125X LP Water Heater User Manual


 
13
5
11
1
4
9
10
3
12
2
6
7
8
Fig. 14 - Diagram of AquaStar 125 X
1. Heat exchanger
2. Pilot assembly
3. Burner manifold gas
pressure test nipple
4. Main gas burner
5. Pilot gas tubing
6. Gas valve
7. Electronic control box
8. Battery box
9. on/off switch
10. Temperature adjustment selector
11. Microswitch
12. Gas inlet gas pressure test nipple
13. LED
2. Cold water is mixing with the hot water between
the AquaStar and the outlet
See #4 under NO SPARK AT THE PILOT.
3. Inlet water pressure is erratic due to
inadequate supply water pressure or saturated
pressure tank on well system
Check the inlet water pressure. On a private well, raise
minimum pressure setting to 30 psi. Confirm that the
pressure tank is not water logged.
4. Gas pressure is too low
See page 2 and 7 for correct specifications.
13