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• Check ame sensor
coating on the sensor. Remove the sensor and carefully
• Check wiring
immediately deenergized, the induced draft and air
recloses. The diagnostic fault code for an open limit is four
preset level.
CODE)
until cleared. A fault code is added to the history log as it is
item. If the history log is already full, then the oldest entry is
dropped from the log and the remaining entries are moved
An external lockout occurs if the integrated ignition control
for ignition, the gas valve is de-energized, 30 second
interpurge cycle is completed, and ignition is re-attempted.
ignition sequence.
removing the thermostat signal or disconnecting the
IMPORTANT NOT
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