Boiler Replacement Parts List

PRODIGY 21® Gas-fired • Direct Vent • Cast-iron • Hot water boilers

For Models KC-50 and KC-100

When ordering replacement parts, specify the boiler model number, serial number and gas by name (natural or propane). Parts are available from your local Slant/Fin heating contractor, wholesaler or Slant/Fin Corporation.

Ref.	Description	KC-50	KC-100
1	Gas Valve-RS7200 Dern	660520	660520
2	Combustion Blower	651307	651307
3	Electronic Control-Ram H1MC5-02	651308	651308
4	Circulator Pump-Taco 007	660561	660561
4A	Circulator Pump-Grundfos UP15-42F	660562	660562
4B	Circulator Pump-B&G NRF-22	660564	660564
5	Air Pressure Switch	651302	651302
6	Low Water Cutoff	651301	651301
6A	Low Water Cutoff Clamp	650207	650207
7	Water High Limit	650564	650564
8	High Limit Well	410674	410674
9	Secondary High Limit (Optional)	660524	660524
10	Temperature/Pressure Gauge	910373061	910373061
11	Pressure Relief Valve	650550	650550
12	Automatic Air Vent	651303	651303
13	Blower Connector Hose	660510150	660510225
14*	Hot Surface Ignitor	660720	660720
14A*	Hot Surface Ignitor Hold-down	660276	660276
14B*	Ignitor Guide Assembly	665038	665038
14C*	Ignitor Perforated Shield	660721	660721
15	Flame Detector	660501	660501
15A	Flame Detector Bracket	660161	660161
15B	Flame Detector Seal	660439	660439
16	LED Indicator Panel	650559	650559
17	Silicone Tubing 1/8 I.D. x 26" Long	660598026	660598026
18	Expansion Tank	650536	650539
19	Expansion Tank Connector Tube	651713	651713
20	Water Outlet Manifold	650401	650401
21	Air Pressure Service Fitting	660529	660529
22	Gas Pressure Service Fitting	660530	660530
23	Clear Tubing 1/8 I.D. x 8" Long	660531	660531
24	Clear Tubing 3/16 I.D. x 8" Long	660532	660532
27	Electronic Board Shield	650961	650961
28	Blower Optical Board	650560	650560
29	Safety Circuit 9 Pin Harness	651320	651320
30	Power Supply 4 Pin Harness	651321	651321
31	Optical Board Harness	651324	651324
32	LED Board Harness	651323	651323
33	Air Filter 6" x 11"	651306	651306
34	1/4 Turn Fastener	650541	650541

*Special Note on Reference Item #14: This Hot Surface Ignitor part number is only for use with Prodigy 21 boilers which incorporate an air-cooled ignitor guide and perforated shield. Refer to identification label above ignitor on boiler.

This parts list must be left with owner, hung on or adjacent to the boiler. Owner should retain parts list for future reference.

PUBLICATION NO. P-10PL-A

Part No. 65-2103

Printed in U.S.A. 600

Rev. A

BOILER REPLACEMENT PARTS LIST

For Models KC-50 and KC-100

Description

KC-50

KC-100