Whirlpool 465 User Manual page 20

Lower ignitor resistance increases the current flow through the bimetal coil. When the ignitor is fully
heated, its resistance is low. Low resistance causes maximum current to flow through the bimetal
coil (2.5 to 3.6 amps).
L1
OVEN CONTROL
As the bimetal coil heats, it heats the bimetal arm inside the gas safety valve.
LOW
CURRENT
FLOW
(IGNITOR
IS COLD)
As the bimetal arm heats, it bends and opens the gas safety valve outlet to the burner.
HIGH
CURRENT
FLOW
(IGNITOR
IS HOT)
OHMS
LO
RELAY
IGNITOR
VALVE CLOSED
BIMETAL
COIL HEATS
VALVE OPEN
BIMETAL
COIL HEATS
& BENDS ARM
AMPS
HI LO
BIMETAL
COIL
GAS OUTLET
BIMETAL ARM
GAS INLET
GAS OUTLET
GAS INLET
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HI N