GM C ORVAI R i t 4 O O 14 12 4 1 1960 65 GAS HEATER COMBUSTION BLOWER EXPLODED TYPICAL Key Description Group Key Description Group 1 Cap Heater Ignition 8 840 8 Case Assembly Heater Combustion Blower 8 857 2 Nut 8 32 8 915 9 Washer 8 8 929 3 Lockwasher 8 External 8 932 10 Nut 8 32 8 915 4 Base Assembly Heater Ignition Unit 8 840 11 Fan Assembly Heater Combustion Blower 8 857 5 Cam Heater Ignition Breaker Point 5 840 12 Nut N L 6 Motor Heater Blower and Ventilator 8 855 13 Case Assembly Heater Combustion Blower 8 857 7 Gasket Heater Motor N L 14 Screw 15x3 s N L