10-6TM 9-2350-267-34WINTERIZATION KIT, COOLANT HEATER REPAIR (CONTINUED)WARNINGHandle restriction orifice plate with care. Do notdrop or force any object through plate openings.The slightest distortion in plate or orifices will in-terfere with proper operation of fuel controlvalve.If flow rate is not within limits, remove and clean orificeplate.Replace fuel control valve if proper adjustment cannot beobtained.FLAME DETECTOR SWITCHABCDADJUSTMENTBack off adjusting screw (1) until detector switch (2) clicks.Turn screw (1) in until switch (2) clicks again.Turn screw (1) in 3/4 inch past click point.Coat screw (1) with varnish (item 52, Appx B).TA309836
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