American Dryer Corp. AD-385 - Manual (Page 67)

e. Open main door. The dryer must stop and ALL indicator lights on the back side of the microprocessor
(computer) board must go out.
f. Try to restart the dryer with the main door open.
g. The microprocessor (computer) board's LED display must read "DOOR."
h. Close the main door and restart the dryer.
i. Functional check of microprocessor (computer) board is complete.
2. Direct Spark Ignition (DSI) System
a. Upon completing installation of the replacement Direct
Spark Ignition (DSI) module, reestablish power to the
dryer.
b. Start the drying cycle.
c. The ignition (DSI) module's LED indicator will light
"red" for up to approximately 1.5 seconds (pre-purge
time).
d. The module's indicator light will then turn "green."
The gas valve will be energized and the ignitor
probe will spark for approximately 8 seconds. The
burner flame should now be established.
e. With the burner flame on, remove the flame sensor
wire from the FP terminal of the DSI module.
f. The burner flame must shut off and the ignition module
must lock out with the DSI module's indicator light
"red."
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g. Stop the drying cycle, with the flame sensor wire still removed, restart the drying cycle.
h. The ignition module must proceed through the pre-purge, with the indicator light "red," the ignition trial
time of approximately 8 seconds, with the indicator light "green," and then proceed to lock out with the
indicator light "red."
i. Functional check of the Direct Spark Ignition (DSI) Module is complete.
1) Replace the flame sensor wire from the FP terminal to the DSI module.
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