Three unsuccessful ignition attempts in a row
1. Is this a new boiler on first startup?
Yes: -> 2
No: -> 3
2. Is this boiler to run with propane gas?
Yes: -> 5
No: -> 3
3. Is the gas Shutoff valve closed?
Yes: -> 4
No: Open gas shutoff valves
4. Check all wires including the igniter and flame sensor leads. Check the proper and tight connections to conrtol board. Are all wires connected?
Yes: -> 6
No: Connect all wires and check for secure fit.
5. Is the propane gas orifice properly installed?
Yes: -> 3
No: Install propane orifice.
6. Inspect vent system for blockages. Is the vent system clean?
Yes: -> 7
No: Clear vent blockage.
7. Reset the boiler by pressing the "reset"button. When the boiler tries to ignite, is there a strong, consistent spark evident thought the sight glass?
Yes: -> 8
No: 10
8. Does the boiler ignite and stay running?
Yes: -> 9
No: -> 10
9. Enter the installer menu and place the boiler into test mode in high fire. Once the boiler starts, go to the boiler status screen and monitor the flame signal. Is the flame signal greater than 7.0uA when running on high fire?
Yes: Check vent termination for proper consideration of wind effects.
No: -> 10
10. Remove the flame sensor and igniter and inspect. Is there any indication of damage or debris baked on?
Yes: Replace/ clean flame sensor or igniter
No: -> 11
11. Disconnect the gas valve electrical harness and close gas shutoff valve. Whit the ignition lead connected to the igniter, hold the tip near the chassis ground and attempt ignition. Is a spark observed between the igniter and ground?
Yes: -> 12
No: Replace control module
12. Remove the gas train including the flue transition. Remove the burner and inspect. Any sign of damage to burner surface?
Yes: Replace burner
No: -> 13
13. Inspect the flue way along the sides of the baffle near the coil for blockages. Is there any apparent debris or obstruction of the flue way
Yes: Refer to the heat exchanger cleaning section.
No: Refer to the gas valve
