F273699 Propane Fuel Filter - for Mr Heater, Buddy Heater, Big Buddy, Tough Buddy Heaters & Portable Buddy - Fit F273704 F273701 F273702 - Pack of 2

Key Features

• Package contains two (2) fuel filters.
• Removes contaminants from propane supplied by bulk cylinders.
• Protects heater from oily residue and particles in the fuel line.
• Designed for use with a bulk cylinder and hose assembly.
• Constructed from cast aluminum.

Replaces / Cross-Reference Part Numbers

• F273699
• F273704

Compatibility & Fitment

• Heater Models: Mr. Heater Portable Buddy, Big Buddy, Tough Buddy
• Hose Assemblies: Recommended for use with F273701, F273702, F273703, F273718, F298802

When to Replace

• Replace annually as part of routine maintenance.
• Replace immediately if the filter appears clogged or damaged.
• Replace if the heater exhibits inconsistent flame or signs of fuel starvation.

Installation Tips

• Ensure the propane cylinder valve is fully closed before installation.
• The filter installs directly onto the heater's swivel regulator inlet.
• Attach the propane hose to the other end of the filter.
• Check all connections for leaks with a soapy water solution before operating the heater.