Parts Depot HEATING
Fuel Units Selection Table Suntec Fuel Units Single Stage A & J Models 1725 RPM A1 Series Suntec A Series Fuel Unit 3450 RPM A2 Series Two-Stage B & H Models 1725 RPM B1 Series 3450 RPM B2 Series Pump and Solenoid Unit Webster Single Stage R Series 1725 RPM 1R Series Webster R Series Fuel Unit 3450 RPM Two Stage 1725 RPM 2R Series 3450 RPM 22R Series Webster M Line Fuel Units Single Stage Webster M Series Fuel Units Two Stage Suntec Model Number Breakdown A1VA-7112-6 1234-5678-9 1=Series 2=Speed 3=Strainer 4=Rotation & Nozzle Location 5&6= Model Features 7&8= I.D. Number 9= Model Revision Number Webster R Series Model Number 22R111A-1A2 12A345B-6C7 1 & 2 & A = Stage and RPM 3= Number of Filter Sections 4 Max. Rated Pressure/Factory set point 5= Pressure Gear Size B= Rotation & Port Location 6= Design Series /Shaft Seal C= OEM Specs 7= Bypass Plug/Nozzle outlet type Suntec H & J Model Breakdown J3PBN-C200H-4 A1BCD-E234H-5 A=Series 1=Capacity B=Strainer Capcity C=Rotation and Nozzle location D=Piston Type E=Pressure Range 2=Mounting Style 3&4= OEM Requirement F=Special Feature 5=Model Revision No.	Heating Categories BOILERS: Controls Pumps Electric Zone Valves Pneumatic Zone Valve Air-Vents/Purgers Expansion Tank Vent Damper Thermostat GAS FURNACE: Thermocouple Controls Ignition Controller Gas Burners Motors Hot Surface Ignitors Gas Burners Blowers Thermostat Draft Inducers Valves HEAT PUMP: Controls Motors Thermostat OIL FURNACE: Pumps Controls Motors Oil Burners Tanks Thermostat Nozzles Motors Transformers Flame Relays Electrodes Barometric Damper Keyword searches work best with single words Part number search only need the first 3 or 4 characters More Information Change of Season Spring and fall are a challenge for your equipment to maintain comfort in the building Need help NOW!!! Our experienced technicians have over 20+ years in the field servings Cracked Heat Exchanger This is one I always hated telling the customer, "You have a cracked heat exchanger and your furnace has to be replaced,...Today." My Furnace burner cycles on and off There two things that normally cause burner short cycling Oil Burner Flame Failure Oil burners will shut down and require a manual reset. Residential boiler maintenace September is the time to get your boiler ready for the winter.
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