Modine 3H0346700004 Conversion Kit Els PW 17895 Replacing the plunger and O-ring

Replacing the plunger and O-ring during routine maintenance intervals prevents common failure modes such as internal leakage and slow actuation

though installers should note the primary 240V terminals utilize smaller spades than the 24V secondary side to ensure correct lead placement and prevent high-voltage feedback into the low-voltage control board

The -322 suffix signifies 316 SS

As an HVAC flame rectification probe

replace it immediately to prevent metering inaccuracies

Modine 3H0346700004 Conversion Kit Els PW 17895 Replacing the plunger and O-ringThe Modine 3H0346700004 is a professional grade Natural Gas to Propane (LP) conversion kit engineered specifically for Modine unit heaters. This kit allows for precise manifold pressure adjustments and orifice replacement to ensure stoichiometric combustion when switching fuel sources. As the direct field replacement and cross reference for Modine 28046, this kit maintains the structural integrity and safety parameters of the original burner assembly.