This fuel metering pump is used in the Hydronic 5 heater for high altitude applications at 4000 + ft. This is a 12 volt pump
This coolant pump is used on 12 volt Hydronic 5 coolnat heaters with part number 25.2219.05. Always order two of p/n 22.1000.70.0006
This sensor is used to measure coolant temperature. Fault codes F12, F13, and F15
This glow pin work in the 25.2009.05 - 24 volt hydronic 5 heater only
This glow pin is used in the early Hydronic 5SC model 25.1920.05. It does not fit the later ""face lift"" versions such as the 25.2219.05 Hydronic 5
This fuel metering pump is used on both the 12 Volt Hydronic D4WSC and D5WSC. This is a 12 volt fuel pump and is located under the cover, next to the water pump
This control unit fits model 25.1920.05 Hydronic D5W. This is a 12 volt control unit.
This combustion blower w/cover fits the early SC models, p/n 25.1920.05 and 25.2098.05 only
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