Parts List

Parts Common To MITW40L*LN(CX)-10 Models Parts Common To MITW50L*LN(CX)-10 Models
Reference Number and Description Part Number Reference Number and Description Part Number
1 Blower Assembly Complete 239-39785-00 1 Blower Assembly Complete 239-39785-00
2 Blower Assembly Cord Set 239-39764-00 2 Blower Assembly Cord Set 239-39764-00
3 Temperature Switch 233-41831-00 3 Temperature Switch 233-41831-00
3A Blower Gasket** 239-39792-00 3A Blower Gasket** 239-39792-00
4 Pressure Switch 239-39787-00 4 Pressure Switch 239-39787-00
5 Pressure Tube 239-39384-00 5 Pressure Tube 239-39384-00
6 Terminal Vent 2" PVC (45° w/screen) 239-39831-00 6 Terminal Vent 2" PVC (45° w/screen) 239-39831-00
7 Blower Gasket 239-39765-00 7 Blower Gasket 239-39765-00
8 Hot Water Outlet/Anode Magnesium 224-32731-81 8 Hot Water Outlet/Anode Magnesium 224-32731-81
9 Flue Baffle 243-39998-00 9 Flue Baffle 243-39998-00
10 Cold Water Inlet Tube (Hydrojet) 229-39625-04 10 Cold Water Inlet Tube (Hydrojet) 229-39625-04
11 T&P Relief Valve 265-32920-01 11 T&P Relief Valve 265-32920-01
12 Electronic Module 265-39949-00 12 Electronic Module 265-39949-00
14 Drain Valve Brass 227-42351-02 14 Drain Valve Brass 227-42351-02
15 Power Cord 239-39772-00 15 Power Cord 239-39772-00
16 Transformer 120V 233-39758-00 16 Transformer 120V 233-39758-00
17 Thermostat-89T13 265-42034-00 17 Thermostat-89T13 265-42034-00
18 Thermostat Cover 223-40399-00 18 Thermostat Cover 223-40399-00
28 Inner Door 243-36739-02 28 Inner Door 243-36739-02
29 Outer Door 243-41061-00 29 Outer Door 243-41061-00
Optional Parts Reference Number and Description Optional Parts Reference Number and Description
8 Hot Water Outlet/Anode Aluminum 224-32999-10 8 Hot Water Outlet/Anode Aluminum 224-32999-10
10 Cold Water Inlet Tube (Hi temp) 229-39628-04 10 Cold Water Inlet Tube (Hi temp) 229-39628-04
30 Tempering Valve
239-43740-01
30 Tempering Valve
239-43740-01
Parts Unique To MITW40L*LN-10 Parts Unique To MITW50L*LN-10
Reference Number and Description Part Number Reference Number and Description Part Number
13 Gas Valve (nat) SCP-SC300 NES 265-40148-01 13 Gas Valve (nat) SCP-SC300 NES 265-40148-01
19 Replacement Cast Iron Burner Complete*** 243-43580-01 19 Replacement Cast Iron Burner Complete*** 243-43580-02
20 Main Burner Orifice 234-18194-32 20 Main Burner Orifice 234-18194-32
21 Cast Iron burner Only 228-14173-00 21 Cast Iron burner Only 228-14173-00
22 Pilot Assembly Complete (nat) 243-43579-00 22 Pilot Assembly Complete (nat) 243-43579-00
23 Pilot Orifice (nat) 234-33098-03 23 Pilot Orifice (nat) 234-33098-03
24 Gas Feed Line 233-43576-01 24 Gas Feed Line 233-43576-02
25 Aluminum Pilot Tube 233-33039-03 25 Aluminum Pilot Tube 233-33039-03
26 Air Shutter 243-35466-00 26 Air Shutter 243-35466-00
27 Washer Spring Crescent 239-40729-00 27 Washer Spring Crescent 239-40729-00
Optional High Altitude Orifice Optional High Altitude Orifice
20 High Altitude Orifice 2000 Ft. to 5000 Ft. 234-18194-36 20 High Altitude Orifice 2000 Ft. to 5000 Ft. 234-18194-36
20 High Altitude Orifice 5000 Ft. to 8000 Ft. 234-18194-38 20 High Altitude Orifice 5000 Ft. to 8000 Ft. 234-18194-38
20 High Altitude Orifice Over 8000 Ft. 234-18194-38 20 High Altitude Orifice Over 8000 Ft. 234-18194-38
Parts Unique To MITW40L*CX10 Parts Unique To MITW50L*CX10
Reference Number and Description Part Number Reference Number and Description Part Number
13 Gas Valve (LP) 265-40148-02 13 Gas Valve (LP) 265-40148-02
19 Complete Cast Iron Burner Assembly 243-39847-01 19 Complete Cast Iron Burner Assembly 243-39847-02
20 Main Burner Orifice 234-35928-50 20 Main Burner Orifice 234-35928-50
21 Cast Iron Burner Only 228-14173-00 21 Cast Iron Burner Only 228-14173-00
22 Pilot Assembly Complete 233-41300-01 22 Pilot Assembly Complete 233-41300-01
23 Pilot Orifice N/A 23 Pilot Orifice N/A
24 Gas Feed Line 233-39774-01 24 Gas Feed Line 233-39774-02
25 Aluminum Pilot Tube 233-33039-02 25 Aluminum Pilot Tube 233-33039-02
26 Air Shutter 243-35466-00 26 Air Shutter 243-35466-00
27 Washer Spring Crescent 239-40729-00 27 Washer Spring Crescent 239-40729-00
Optional High Altitude Orifice Optional High Altitude Orifice
20 High Altitude Orifice 2000 Ft. to 5000 Ft. 234-35928-51 20 High Altitude Orifice 2000 Ft. to 5000 Ft. 234-35928-51
20 High Altitude Orifice 5000 Ft. to 8000 Ft. 234-35928-52 20 High Altitude Orifice 5000 Ft. to 8000 Ft. 234-35928-52
20 High Altitude Orifice Over 8000 Ft. 234-35928-53 20 High Altitude Orifice Over 8000 Ft. 234-35928-53
*
Applies to all warranties
** A t-25 torx head driver may be required to remove gasket.
***
Sheet metal burner no longer available
3