| 1 |  | Front Panel Assembly |  |  | 
	| 2 |  | Casing Assembly |  |  | 
	| 3 |  | Wall Installation Bracket |  |  | 
	| 4 |  | Connection Reinforcement Panel |  |  | 
	| 5 |  | Heat Protection Plate |  |  | 
	| 6 |  | Rubber Bushing |  |  | 
	| 7 |  | Front Panel Gasket |  |  | 
	| 8 |  |  |  |  | 
	| 9 |  | Front Air Inlet Grill |  |  | 
	| 11 |  | Rubber Bushing |  |  | 
	| 102 |  |  |  |  | 
	| 103 |  | Burner Unit Assembly |  |  | 
	| 104 |  | Burner Case Front |  |  | 
	| 105 |  | Burner Case Bottom Panel |  |  | 
	| 106 |  | Burner Air Orifice Plate |  |  | 
	| 107 |  | Bunsen Burners |  |  | 
	| 108 |  | Burner Case Back Panel |  |  | 
	| 109 |  | Damper Plate |  |  | 
	| 110 |  |  |  |  | 
	| 110 |  |  |  |  | 
	| 111 |  |  |  |  | 
	| 112 |  |  |  |  | 
	| 113 |  | Combustion Chamber Pressure Tap Screw |  |  | 
	| 115 |  | Combustion Chamber Front Plate |  |  | 
	| 116 |  | Spark Electrode |  |  | 
	| 117 |  | Flame Sense Rod |  |  | 
	| 118 |  | Electrode Gasket |  |  | 
	| 119 |  | Electrode Holder |  |  | 
	| 120 |  | Upper Combustion Chamber Gasket |  |  | 
	| 122 |  | Fan Casing Assembly |  |  | 
	| 123 |  | Blower Motor |  |  | 
	| 127 |  | Blower Mounting Bracket |  |  | 
	| 128 |  | Blower Gasket |  |  | 
	| 132 |  | Combustion Chamber Bracket |  |  | 
	| 136 |  | Flue Outlet |  |  | 
	| 137 |  | Flue Outlet Gasket |  |  | 
	| 138 |  | Flue Outlet Gasket - 6 |  |  | 
	| 140 |  |  |  |  | 
	| 400 |  |  |  |  | 
	| 401 |  | Water Flow Servo and Sensor Assembly |  |  | 
	| 402 |  | Rectifier |  |  | 
	| 403 |  | By-pass Servo Assembly |  |  | 
	| 404 |  | Sensor Bracket |  |  | 
	| 405 |  | Plug Band |  |  | 
	| 406 |  | Water Filter Assembly |  |  | 
	| 407 |  | Filter Plug |  |  | 
	| 408 |  |  |  |  | 
	| 409 |  | Stop Bracket |  |  | 
	| 410 |  | Plug Band - Small |  |  | 
	| 411 |  | Drain Valve |  |  | 
	| 702 |  | PCP Cover - Side |  |  | 
	| 703 |  | PCB Cover - Front |  |  | 
	| 704 |  | Transformer Assembly |  |  | 
	| 705 |  | Ignitor Bracket |  |  | 
	| 706 |  | Igniter |  |  | 
	| 707 |  | High Tension Lead |  |  | 
	| 708 |  | Spark Electrode Boot |  |  | 
	| 709 |  | Thermistor |  |  | 
	| 710 |  | Thermistor Clip - Large |  |  | 
	| 711 |  | Thermal Fuse Clip |  |  | 
	| 715 |  | 120v Valve Heater Assembly |  |  | 
	| 716 |  | Anti-Frost Heater Clip |  |  | 
	| 717 |  | Anti-Frost Heater Clip A |  |  | 
	| 718 |  | Anti-Frost Heater Clip |  |  | 
	| 720 |  | Power Supply Harness |  |  | 
	| 721 |  | Fuse Harness |  |  | 
	| 722 |  | 100v Harness |  |  | 
	| 723 |  | Solenoid Valve Harness |  |  | 
	| 725 |  | Thermal Fuse Harness |  |  | 
	| 726 |  | Mold-type Limit Switch |  |  | 
	| 730 |  | PCB Assembly |  |  | 
	| 731 |  | Surge Protector |  |  | 
	| 732 |  | Frost Sensing Switch |  |  | 
	| 733 |  | 120V Anti-Frost Heater Assembly |  |  | 
	| 734 |  | Sensor Harness - 2 |  |  | 
	| 735 |  | Water Flow Sensor |  |  | 
	| 801 |  | Screw |  |  | 
	| 802 |  | Washer |  |  | 
	| 803 |  | Screw |  |  | 
	| 804 |  | Screw |  |  | 
	| 805 |  | Screw |  |  | 
	| 810 |  | O-Ring |  |  | 
	| 811 |  | O-Ring |  |  | 
	| 812 |  | O-Ring |  |  | 
	| 813 |  | O-Ring |  |  | 
	| 814 |  | O-Ring |  |  | 
	| 815 |  | O-Ring |  |  | 
	| 816 |  | O-Ring |  |  | 
	| 817 |  | O-Ring |  |  | 
	| 818 |  | Gasket |  |  | 
	|  | 238-44958-00 | Installation and Operating Instructions |  |  | 
	|  | 239-44509-00 | Temperature Control (all models) |  |  |