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Parts for the Munchkin 399M Boiler, Revision 2

We stock the most common Munchkin Boiler repair parts, vent kits, etc. Other Munchkin parts can be special ordered.

  • This series of the 399M Munchkin Boiler Revision 2 has a manufacture date after 12/20/06. If this is not your unit, please go to our main Munchkin Parts Page to find your unit.
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Parts for the 399M R2 Boiler:

  • 7250P-005: Munchkin Gasket for Spark Electrode and Flame Rectification Probe


  • 7250P-069: Screw for Spark Electrode and Flame Rectification Probe


  • 7250P-096: Water Pressure Switch (Identifiable by Blue Dot)


  • 7250P-150: Blocked Vent Pressure Switch


  • 7250P-332: Display for 925 Control Board (includes Ribbon Cable)


  • 7250P-378: Control Board Fuse, 110 Volt, 6.3 AMPS


  • 7250P-580: Relay Board


  • 7250P-667: Thermistor


  • 7250P-671: Latch and Gasket Kit


  • 7250P-696: Wiring Harness 5 Pin 120 Volt


  • 7250P-697: Wiring Harness 9 Pin 120 Volt


  • 7250P-699: Wiring Harness Low Voltage 10 Pin/20 Pin


  • 7250P-701: Gas Valve Solenoid Kit (discontinued; use 7250P-741 for models built before 12/4/07)


  • 7250P-702: Burner Door Ceramic Refractory


  • 7250P-703: NIT Burner


  • 7250P-704: Munchkin M4 x 8 Flat Head Screw (Ceramic Target Wall)


  • 7250P-710: Dungs Gas Valve


  • 7250P-741: Krom Schroder to Dungs Gas Valve Conversion Kit (399M only), for units built before 12/4/07


  • 7250P-731: Control Board / Display Board Replacement for 925 Controller (7250P-317)


  • 7350P-008: 926 Control Board


  • 7350P-009: Display Board for 926 Control Board


  • 7350P-020: Spark Electrode (with Gasket)


  • 7450P-218: Condensate Neutralizer (formerly part # N1100)


  • 7500P-039: Flame Rectification Probe (with Gasket)


  • KGAVT0501CVT: Concentric Vent Termination Kit, 2 Inch


  • KGAVT0601CVT: Concentric Vent Termination Kit, 3 Inch


  • N1100: Condensate Neutralizer (new part # 7450P-218)


  • SSV2.5: Mesh Screen - 2-1/2 Inch Stainless Steel (2 Inch Pipe)


  • SSV3.5: Mesh Screen -3-1/2 Inch Stainless Steel (3 Inch Pipe)


  • SSV4.5: Mesh Screen - 4-1/2 Inch Stainless Steel (4 Inch Pipe)


  • V1000: S.S. Outside Termination Vent Kit, 3 Inch


  • V2000: S.S. Outside Termination Vent Kit, 4 Inch


  • V500: S.S. Outside Termination Vent Kit, 2 Inch
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