- This part is in stock in our warehouse and will ship out within 1 business day of the order being placed.
- New stock is on the way! On order parts usually ship within 7 business days.
- Item is not in stock and usually ships 10-15 business days from the time you place your order.
- This item is no longer being made by the manufacturer, and cannot be added to your shopping cart.
Pilot Assembly 73404
- Manufactured by:
- Mr Heater
- ERP Number:
- ERP10424775
- Part Number:
- 73404
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Product Description
?Includes Thermocouple.
Troubleshooting
- Mr Heater
- Heater
Customer Part Reviews
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Customer Repair Instructions
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.
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Heater would not stay on when lit.
Dan from Chester, California
- Difficulty Level:
- A Bit Difficult
- Total Repair Time:
- 30 - 60 mins
- Tools:
- Nutdriver, Screw drivers, Wrench (Adjustable)
- Parts Used:
- 73404
Pilot light assembly inoperative
Richard from CAROLINE, Wisconsin
- Difficulty Level:
- A Bit Difficult
- Total Repair Time:
- 15 - 30 mins
- Tools:
- Screw drivers, Wrench set
- Parts Used:
- 73404
Disassembled gas lines to pilot light assembly, and electrical wire
Removed assembly, three screws GÇ£phillipsGÇ¥
Re-assembled in reverse order. Methodical.
The pilot would not stay lit for more the 5 minutes
Stephen from Fort Wayne , Indiana
- Difficulty Level:
- Easy
- Total Repair Time:
- 30 - 60 mins
- Tools:
- Screw drivers, Wrench set
- Parts Used:
- 73404
Removed pilot assembly and tried to find thermo couple but found you have to buy whole assembly.
Got the part hooked up gas line and new tip saftey wire reasembled and it works great.
Thermocoupler & Pilot assembly bad
WILLIAM from MARTIN, South Carolina
- Difficulty Level:
- Easy
- Total Repair Time:
- 15 - 30 mins
- Tools:
- Screw drivers, Wrench set
- Parts Used:
- 73404
bad pilot
KEN from Brighton, Michigan
- Difficulty Level:
- Easy
- Total Repair Time:
- 30 - 60 mins
- Tools:
- Pliers, Screw drivers
- Parts Used:
- 73404
Thermocouple was bad.
Phillip from White Lake, Michigan
- Difficulty Level:
- A Bit Difficult
- Total Repair Time:
- 15 - 30 mins
- Tools:
- Screw drivers, Wrench set
- Parts Used:
- 73404
heater would not stay lit
william from heber city, Utah
- Difficulty Level:
- A Bit Difficult
- Total Repair Time:
- 30 - 60 mins
- Tools:
- Screw drivers, Wrench set
- Parts Used:
- 73404
Pilot light was clogged after unit was flooded
Wyatt from AUGUSTA, Maine
- Difficulty Level:
- Easy
- Total Repair Time:
- 15 - 30 mins
- Tools:
- Screw drivers, Wrench set
- Parts Used:
- 73404
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Model Cross Reference
Manufacturer Part Number: 73404
| Brand | Model Number | Description |
|---|---|---|
| Mr Heater | MH9B | Heater - Heater |
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