Page 32
DIRECT SPARK IGNITION
OPERATION FLOW CHART
The DSI module is powered by a 24 volt AC supplid by a stem-down transformer in
series with eight safety interlocks:
A. Timer Switching Device (1)
B. Main Door and Lint Door Switches (2)
C. Sail Switch (1)
D. Under Basket and Burner Housing Thermal Safety Switches (2)
E. Variable Thermostat (1)
F. Push to Start Switch (1)
THERMOSTAT CALLS
FOR HEAT
IGNITION CYCLE
BEGINS, GAS VALVE
ON
MAIN BURNER FLAME
DETECTED
CONTROL LOC-OUT
RESET POWER
REQUIRES A MANUAL
RESET (Opening/closing
door, power switch ON/
OFF)
SPARK IGNITION OFF
FLAME MONITOR ON
GAS VALVE ON
FLAME IS LOST DUE
TO POWER OUTAGE,
DOOR OPEN
NO
YES
NO
FLAME IS ON UNTIL
THERMOSTAT OR
TIMER IS SATISFIED
YES
Содержание HD75ST
Страница 11: ...Page 11 75 lb STACK DRYER Outline Dimensions...
Страница 20: ...Page 20 Exhaust Installation Multiple Manifold Duct Illustration...
Страница 38: ...Page 38 Illustration Front View of Dryer...
Страница 40: ...Page 40 Illustration Rear View of Dryer...