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e. The Tumbler
MAN3484
225º F Thermostat
f. The gas valve used in the dryer is of the redundant type which means that the gas valve is actually two (2) gas valves in one; one in series with the other. This is a safety feature which provides protection against gas flow in the event that one of the valves does not seat properly. The valve also regulates the incoming gas pressure.
NOTE: THE DSI GAS VALVES ARE NOT FIELD
REPAIRABLE.
Redundant Gas Valve
g.Normal Operation of the Direct Spark Ignition (DSI) System (refer to the illustration on page 29).
1)The DSI (Direct Spark Ignition) System consists of a
On a call for heat by the dryers' controls, 24 VAC is applied to the DSI (Direct Spark Ignition) module at which time the DSI modules' L.E.D. (light emitting diode) indicator will light "RED" indicating that power has been established to the DSI module. Almost immediately (up to approximately
If at this time the flame has not been established and confirmed, the DSI (Direct Spark Ignition) module will
Once the burner flame is established and confirmed, the DSI (Direct Spark Ignition) module indicator will light "GREEN," and the burner system will continue through a normal heating cycle, where the DSI (Direct Spark Ignition) system will cycle on and off as required by the dryers controls.
During the normal heating cycle, should a
3 1