29
GAS IGNITION
START
GAS IGNITION
ON
ON
OFF
OFF
ON
CLOSE
VALVE 1
IGNITER
VALVE 2
FRAME
DETECT
OPEN
GAS VALVE STRUCTURE
GAS VALVE FLOW
START KEY PUSH
DRYING
“VALVE 1” ON
“VALVE 2” ON
IGNITE ON
FRAME DETECT OPEN
IGNITE OFF
IGNITE
TEMPERATURE ABOUT
370”F
GAS IGNITION
FRAME DETECT CLOSE
“VALVE 2” OFF
NO
NO
YES
YES