Eclipse Combustion 6500 instruction manual Troubleshooting Problem Possible Cause Solution

TROUBLESHOOTING
PROBLEM	POSSIBLE CAUSE	SOLUTION
Cannot initiate start sequence	• Main valve is not closed.	Check proof-of-valve-closure switch.
	• Air pressure switch has not made	Check air pressure switch adjustment.
	contact.	Check air filter.
		Check blower rotation.
		Check outlet pressure from blower.
	• High gas pressure switch has tripped.	Check incoming gas pressure; adjust
		gas pressure if necessary.
		Check pressure switch setting and
		operation.
	• Low gas pressure switch has tripped.	Check incoming gas pressure; adjust
		gas pressure if necessary.
		Check pressure switch setting and
		operation.
	• Malfunction of flame safeguard system	Have qualified electrician investigate
	such as a shorted-out flame sensor	and rectify.
	or electrical noise in the sensor line.
	• Purge cycle not completed.	Check flame safeguard system, or
		purge timer.
	• Main power is off.	Make sure power is on to control
		system.
	• No power to control unit.	Call qualified electrician to
		investigate.
Scrambled messages on remote	• Improper grounding in system.	Check grounding in system.
display.
“UNSAFE AIR SHORT” message	• Improperly adjusted air switch.	Check air switch settings.
appears on display.	• Air switch either shorted or wired	Check wiring to air switch.
	wrong.
Burner flame fails but no flame	• A faulty scanner.	Check scanner as explained in
failure indication occurs.		checklists in “Maintenance” portion
		of this Section.
	• Improperly connected sensor wires.	Check wiring diagram on page 26
		as well as appropriate sensor
		information in Section 7.
	• Electrical interference from other	Check Note information on page
	current carrying wires.	27 regarding sensor wiring.

34 Eclipse Bi-Flame v1.8, Instruction Manual 826, 05/03