IBC SL 30-199 G3 - Page 85

Figure 51 Gas valve and fan components
Ignition cable, ground wire, ignitor
Fan coupler and gasket
Screws/nuts securing fan to fan coupler (location of fan gasket)
Fan
Upper nut, orifice and O-ring
Lower nut (behind bracket) and gasket
Gas valve electrical cable and screw
Gas valve support bracket
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7.3 Replacing the fan, gas valve, and burner