Frymaster G18FB Series Installation & Operation Manual page 20

The Trouble Light will illuminate if there is an
ignition failure. To reset the controller after an
ignition failure, place the Power switch in the
OFF position for 30 seconds, then place it
G18FB & G24FB SERIES GAS FRYERS
CHAPTER 3: OPERATING INSTRUCTIONS
back in the ON position. The Trouble Light is
also used to indicate the presence of a probe
circuit or high limit circuit problem.
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