Jupiter Heating.com

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

Parts for the Munchkin 399M Boiler, Revision 1

  • Use the chart to find the part you need to order. A line art drawing is below the chart to assist you in locating your part.
  • Click on the underlined link to go directly to the part's page for pricing and ordering.

 

Item # Description Part #
1 Blower Motor (with Gasket) Old # 7250P-518, new # 7350P-159
2 Air Gas Mixer 7250P-545
3 Air / Gas Valve Assembly 7250P-540
4 Thermistor Inlet / Outlet 7250P-059
5 Water Pressure Switch (red dot) 7250P-081
5 Water Pressure Switch (blue dot) 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 Flame Rectification Probe 7250P-049
10 Relief Valve 7250P-080
11 Main Valve Solenoid 7250P-553
12 First Valve Solenoid 7250P-552
13 Gas Ball Valve 7250P-554
14 Burner (includes Gasket) 7250P-502
15 Burner Door Ceramic Refractory 7250P-161
16

LED Display Box with Ribbon Cable

  • For original 925 Control Board only. If you have already upgraded to a 926 Control Board, order the Display Board for 926 Control Board 7350P-009.
7250P-332
17

926 Control Board Upgrade Kit

  • Includes 926 Control Board (with Fuse) 7350P-008, Display Card and Ribbon Cable 7350P-009, Spark Cable 7250P-653, Hold Down Clips 7250P-352, and Flue Jumper Wire (if needed).
  • The previous part number for the 925 control board was 7250P-317, but is now obsolete. Replace with this 926 Control Board Upgrade Kit.
7250P-731
18 Low Voltage Wiring Harness (10 Pin / 20 Pin) 7250P-535
19 9 Pin Wiring Harness (120 Volt) 7250P-387
20 5 Pin Wiring Harness (120 Volt) Old # 7250P-390, replace with 7250P-696.
21 Spark Cable Old # 7250P-392, replace with 7250P-653.
22 Control Board Fuse (110 Volt, 6.3 Amp) 7250P-378
23 Ceramic Target Wall 7250P-160
24 Gas Valve Relay N/A
25 Blocked Vent Pressure Switch 7250P-150
26 Gasket for Spark Electrode and Flame Rectification Probe 7250P-005
27 Burner Door 7250P-169
28 Burner Gasket 7250P-070
Other Parts: (not shown)
  Screw for Spark Electrode and Flame Rectification Probe 7250P-069
  Burner Door Screws (Self Tapping) 7250P-204
  Temperature / Pressure Gauge - 60 PSI 7250P-211
  Relief Valve - 125 PSI (200,000 BTU) 7250P-219
  Temperature / Pressure Gauge - 200 PSI 7250P-499
  Relay Board 7250P-580
  Adjustable Legs for Munchkin - Set of Four 7250P-657
  Swirl Plate (mfg date 12/05/07) 7250P-712
  Natural Gas to Propane Gas Conversion Kit 7250P-714-2
  Propane to Natural Gas Conversion Kit 7250P-715-2
  Condensate Hose Assembly 7250P-724
  Blower Adapter Kit 7250P-741
 

926 Control Board

  • Only purchase if the control board has previously been replaced with a 926 board
7350P-008
 

Display Board for 926 Control

  • Only purchase if the control board has previously been replaced with a 926 board
7350P-009
  Condensate Neutralizer (formerly part # N1100) 7450P-218
  See Accessories - PC connection, vent kits, mesh screens, etc.  
HA "High Altitude" Parts
* For HA designation, as indicated in model number (for example, T50M HA)
8A* Flame Rectification Probe - location for the HA "High Altitude" unit. 7250P-049
9A* Hot Surface Ignitor - location for the HA "High Altitude" unit. 7250P-279
15* 9 Pin Wiring Harness (120 Volt) - HA "High Altitude" 7250P-386
     

 

 

 

 

399M R1 Parts Diagram - Top View

 

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