SunStar SPS SERIES - Page 47

Form 43343320
-46- Aug 2012
Purge the gas supply lines.
Is the LED on the ignition module steady on?
Replace ignition module.
Remove and re-insert electrode. If it still sparks to the side. Replace electrode.
No
Yes
Check nameplate are the gas type, orifice and airplates correct for the stated burner specification?
Carefully bend the terminal away from the burner casting. Restart troubleshooting.
No
Yes
Check the manifold gas pressure during start up. Is it zero inches w.c?
No
Yes
Has all the air been purged from the gas supply lines?
Check the inlet pressure to the gas valve. Is it between the minimum and maximum for the gas pressure?
Yes
No
After an initial step opening is the manifold gas pressure correct?
Adjust manifold gas pressure.
No
Yes
Is there are spark to the side of the burner cup?
No
Yes
Check electrode spark gap. Is it 1/8?
Troubleshooting continued from previous page
Yes
Replace gas valve.
Remove blockage. Restart troubleshooting.
Adjust manifold pressure. Restart troubleshooting.
No
Yes
Remove burner and check the orifice. Is it clean and free from blockage?
Adjust spark gap carefully. Restart troubleshooting.
Yes
No
Remove spark electrode and inspect, is the ceramic cracked or loose?
Replace electrode.
Yes
No
Turn off gas and check for spark. Is there a spark to the throat of the burner cup?
No
Yes
Are the terminals tight on the electrode and the ignition module?
Tighten terminals. Restart troubleshooting.
No
Yes
Check the terminal at the electrode does it arc to the burner casting? Replace flame sense wire ignition cable. If problems persist contact factory for assistance.
No
No
Yes
Contact factory for assistance.
Contact factory for assistance.