Directory: Catalog > Boilers & Water Heaters > Heat Transfer Products (HTP) > Parts

Parts for the Munchkin 80M Boiler, Revision 1

  • Match the Item # on the chart with the same Item # indicated on one of the three line art diagrams below the chart.
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  • See the parts list sorted by part number.


Item # Description Part #
1 Blower Motor (with Gasket) 7250P-085

926 Control Board Upgrade Kit

  • For units built before July, 2008 that have the 925 Control Board
  • Includes 926 Control Board (with Fuse) 7350P-008, Display Card and Ribbon Cable 64980136 (old # 7350P-009), Spark Cable 7250P-653, Hold Down Clips 7250P-352, and Flue Jumper Wire (if needed).


(also use 7250P-1000)
3 Relief Valve 7250P-080
4 Thermistor Inlet / Outlet 7250P-059
5 Water Pressure Switch (red dot, most common) 7250P-081
  Water Pressure Switch (blue dot, less common) 7250P-096
6 ECO High Limit 7250P-019
7 Thermodisc Flue ECO - 210 Degree 7250P-089
8 Spark Electrode (with Gasket)
7250P-058 or 7350P-020
9 NIT Burner (with Gasket) 7250P-248
10 Flame Rectification Probe 7250P-049

Gas Valve (Dungs)

  • Earlier units had a Honeywell Gas Valve. If so, please order the Dungs Gas Valve as well as the 7250P-645 Honeywell-to-Dungs Adapter Kit.

LED Display Box with Ribbon Cable - DISCONTINUED

  • For original 925 Control Board only. If you have already upgraded to a 926 Control Board, order the Display Board for 926 Control Board 64980136 (old # 7350P-009).
13 Control Board Fuse (110 Volt, 6.3 Amp) 7250P-378
14 Low Voltage Wiring Harness (10 Pin / 20 Pin) Old # 7250P-385, replace with 7250P-700
15 9 Pin Wiring Harness (120 Volt) 7250P-388
16 5 Pin Wiring Harness (120 Volt) Old # 7250P-390, replace with 7250P-696.
17 Spark Cable Old # 7250P-392, replace with 7250P-653.
18 Burner Door Ceramic Refractory 7250P-161
19 Ceramic Target Wall 7250P-160
20 Blocked Vent Pressure Switch 7250P-150 (new # 64980007)
21 Burner Gasket 7250P-070
22 Burner Door 7250P-169
23 Gasket for Spark Electrode and Flame Rectification Probe 7250P-005
24 Screw for Spark Electrode and Flame Rectification Probe 7250P-069
Other Parts: (not shown)
  Honeywell Gas Valve Conversion Kit (Natural Gas to Propane) 7250P-138
  Air Pressure Switch (some units) 7250P-147
  Gasket (Burner Door to Air Channel) 7250P-170
  Burner Door Screws (Self Tapping) 7250P-204
  Temperature / Pressure Gauge - 60 PSI 7250P-211
  Blower Motor Gasket 7250P-226
  Control Board Clips (not shown) 7250P-352
  Temperature / Pressure Gauge - 200 PSI 7250P-499
  Adapter Plate (Dungs Gas Valve to Blower Motor) 7250P-644 (new # 64980046)
  Gas Valve Change Out Kit - Honeywell to Dungs 7250P-645
  Adjustable Legs for Munchkin - Set of Four 7250P-657
  Dungs Gas Valve Conversion Kit (Natural Gas to Propane) 7250P-714
  Dungs Gas Valve Conversion Kit (Propane to Natural Gas) 7250P-715
  Screw M4 x 20MM for Swirl Plate (Dungs Gas Valve) 64980287 (old # 7250P-717)
  Condensate Hose Assembly 7250P-724

926 Control Board

  • Only purchase if the control board has previously been replaced with a 926 board

Display Board for 926 Control

  • Only purchase if the control board has previously been replaced with a 926 board
7350P-009 (new # 64980136)
  Condensate Neutralizer (formerly part # N1100) 7450P-218
  Swirl Plate (for Dungs Gas Valve) 7500P-092 (new # 64980049)
  See Accessories - PC connection, vent kits, mesh screens, etc.  
HA "High Altitude" Parts
* For HA designation, as indicated in model number (for example, 80M HA)
8A* Flame Rectification Probe - location for the HA "High Altitude" unit. 7250P-049
10A* Hot Surface Ignitor - location for the HA "High Altitude" unit. 7250P-279
15* 9 Pin Wiring Harness (120 Volt) - HA "High Altitude" 7250P-389
- Natural Gas to Propane Gas Conversion Kit (HA "High Altitude") 7250P-714-1
- Propane to Natural Gas Conversion Kit (HA "High Altitude") 7250P-715-1


Munchkin Parts Diagram - Front View


Munchkin Parts Diagram - Top View


munchkin t50m and t80m r1 board


Getting an error code on your display? Here are common Munchkin Error Codes and their Remedies.