Forum Discussion
Old-Biscuit
Jul 15, 2016Explorer III
'Limiting'
A condition caused by over-heating the Limit Switch.
The burner turns on and off during a heating cycle
Can be caused by:
Restricted ducting
Obstructed return air
Defective 'Limit Switch' (L190 temp disc)
Vent ...... S/B held in place by a 'wing nut'

A condition caused by over-heating the Limit Switch.
The burner turns on and off during a heating cycle
Can be caused by:
Restricted ducting
Obstructed return air
Defective 'Limit Switch' (L190 temp disc)
Vent ...... S/B held in place by a 'wing nut'

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