INSPECTION AND REPAIRA Replace, combustion air tube (1) if cracked or broken.BStraighten igniter end plate (2) if distorted.CReplace terminal board (3) if terminals are broken or ifboard is damaged.D Test and adjust fuel control valve (4) (p 10-5).EReplace insulating sleeve (5) if burnt, torn or deteriorated.FReplace fuel tube (6) if cut.G Replace igniter (7).H Replace resistor (8) if ceramic is cracked or igniter lead isloose or broken.ITest continuity of resistor (8). Replace if open or shorted.JRepair or replace electrical connector assembly (9) if ter-minals are broken or loose.K Replace flame detector switch (10) if tube is bent ordamaged.LClean flame detector switch tube (11) if corroded.10-7TM 9-2350-267-34
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