Sunfire SF-150 Service Manual page 10

FIGURE 4-2 Primary Control
Note: If there are suspected issues with the flame because the unit has
intermittently shut off, a green light that blinks indicates potential issues with
the flame not running efficiently. Check symptoms and causes on previous
pages. If green light remains solid, the flame is running correctly.
Note: If red "locked out" light is on, the control has failed to sense a flame after
two attempts to fire and the reset button must be pressed before attempting to
start again. When unit is turned on and does not fire on first attempts, this light
will blink for 45 seconds. A 2
the light will turn solid until the reset button is pushed.
FIGURE 4-3 Primary Control
attempt will be made and if no flame is sensed,
nd
Green LED
Red LED
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