Ref Description KC-50 KC-100
34A 1/4 Turn Receptacle 650542 650542
35 Air Orifice Adapter 660031 660031
36 Air Orifice Plate* 660191 660192
37 Air Orifice Gasket 660410 660410
38 Burner Enclosure 660021 660022
39 Barbed Fitting - 3/16" Tubing 650600 650600
40 Barbed Fitting - 1/8" Tubing 660596 660596
41 Burner Enclosure Seal 660441041 660441044
42 Burner Thumb Nut 660608 660608
43 Burner Hold-down Spring 650512 650512
44 Burner Ground Wire 660654 660654
45 Burner Compression Bracket 665101 665102
46 Ceramic Burner 660511 660512
47 Burner Ground Strip 660503 660503
48 Burner Seal Gasket 660431 660432
49 Gas Tube 660179 660179
50 3/4 NPT x 8" Long Gas Manifold Pipe 460514 460514
51 3/4 Angle Flange 660032 660032
52 3/4 Straight Flange 660033 660033
53 Convertible Gas Orifice Plate* 660181 660182
54 Socket Head Screw 8-32 x 2-1/4" 660631 660631
54 Socket Head Screw 8-32 x 1-1/2" 660632 660632
55 8-32 Hex Nut 650668 650668
60 Wall Mounting Panel 651714 651714
61 Boiler Support - Right Side 650233 650233
62 Boiler Support - Left Side 650234 650234
63 Expansion Tank Upper Strap 650221 650221
64 Expansion Tank Lower Strap 651711 651712
65 Jacket Top Screen 650218 650219
66 Jacket Brace Assembly 651118 651118
67 Jacket Upper Cover Clip 650733 650733
68 Jacket Removable Side Panel 650216 650217
69 Jacket Left Side Panel 651721 651722
70 Jacket Right Side Panel 651723 651724
71 Jacket Lower Cover Clip 650742 650742
72 Jacket Bottom Brace 650215 650215
73 Front Cover Panel - Black 650971 650971
73 A Front Cover Panel - White 650972 650972
73 B Front Cover Panel - Gray 650973 650973
73 C Front Cover Panel - Off-white 650974 650974
* Note: These Prodigy boiler models utilize the same air and gas orifices as the Concept series of boilers. Therefore, the model number
shown on the orifice plates reflect the Concept boiler model’s identification. (Prodigy KCS-50 uses orifice plates marked “45” and KCS-100
uses orifice plates marked “90”.)
Optional Boiler Calibration Equipment:
Calibration Gage Kit . . .665185 . . . .0 to 1” gage on stand with tubing and service fitting adapters.
Service Fitting Adapter .660533 . . . .for gages with 3/16" I.D. tubing.
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