INTRODUCTION replacement of another appliance such as water heater. WARNING Improper installation, adjustment, alteration, service WARNING or maintenance could result in death or serious injury. Fire hazard. Do not install boiler on combustible fl ooring or carpeting. Failure to follow these •...
VENTILATION & COMBUSTION AIR WARNING Asphyxiation, fi re hazard. Do not obstruct air openings to combustion area. Follow instructions below, to maintain adequate combustion air. COMBUSTION AIR REQUIREMENTS (MINIMUM OPENING IN SQUARE INCHES) *UNCONFINED AREA **CONFINED AREA OUTSIDE INSIDE OUTSIDE COMBUSTION AIR COMBUSTION AIR COMBUSTION AIR...
Page 7
VENTILATION & COMBUSTION AIR When air for combustion and room ventilation is from B. When communicating with the outdoors by means inside buildings, confi ned space shall be provided with of vertical ducts, each opening shall have a two permanent openings, one starting 12 inches from minimum free area 1 square inch per 4,000 Btu per the top and one 12 inches from the bottom of the hour of total input rating of all appliances in the...
CONNECTING SUPPLY AND RETURN PIPING Connect supply and return piping as suggested in Hot water boilers installed above radiation level must Figure #5, below. When boiler is used in connection be provided with low water device either as part of with refrigerated systems: boiler or at time of boiler installation.
CONNECTING SUPPLY AND RETURN PIPING A. This method is used to protect boilers from C. This method is used to protect boilers from condensate forming due to low temperature return condensate forming as well as protecting heating water. Generally noticed in large converted gravity system from high water temperature.
Page 12
CONNECTING SUPPLY AND RETURN PIPING Typical installation using circulators is shown in Figure Typical installation using zone valves is shown in Figure #10. Figure #9 - Primary Secondary Piping With Bypass Figure #10 - Primary Secondary Piping With Bypass...
SYSTEM PIPING WARNING Burn or Scald Hazard. Discharge line shall be installed to relief valve outlet connection to avoid burns, scalding, or water damage due to discharge of steam and/or hot water during operation. Discharge line shall: • Connect to safety valve outlet. Piped down to safe point of disposal. Check local codes for maximum distance from fl...
CONNECTING SUPPLY AND RETURN PIPING Figure #12 - Recommended Piping For Boilers Equipped With T3 Or T4 Tankless Heater DANGER Water temperatures exceeding 125°F will cause severe burns instantly or death by scalding. • Automatic mixing valve must be installed on outlet of domestic coil.
Page 15
CONNECTING SUPPLY AND RETURN PIPING OPTIONS UTILIZING 3/4” TAPPING Figure #13 - Optional Location For Air Vent Figure #14 - Optional Location For Expansion Tank (Non-Diaphragm Type)
VENTING SYSTEM INSPECTION & INSTALLATION INSPECT CHIMNEY to make certain it is constructed Figure #15 according to latest revision of the NFPA 211. Local codes may differ from this code and should be checked. Where there is a confl ict, local code will prevail. •...
OIL TANK AND PIPING • Install burner per instructions provided with burner-in- • Do not run overhead fuel lines from tank to oil burner. a-box kit. • Fuel pump connections and by-pass should be made • Install oil tank and piping in accordance with the according to instructions attached to fuel pump.
ELECTRICAL WIRING Sequence Of Operations WARNING On call for heat, thermostat will actuate, completing Electrical shock hazard. Turn OFF electrical power supply circuit to limit. In turn, circulator and ignition systems are at service panel before making electrical connections. activated and ignition will begin. Failure to do so could result in death or serious injury.
OPERATING INSTRUCTIONS Operating Instructions Do not set fi re visually. Instruments are only reliable method to determine proper air adjustments. Inspect venting system at start of each heating season. Improperly adjusted burner causes soot and high fuel bills Check vent pipe from boiler to chimney for signs because of incomplete combustion of fuel oil.
Page 21
OPERATING INSTRUCTIONS C. Power failure - Turn off main power supply switch Loosen screws on the sides of lower front jacket panel. while burner is operating. When burner stops, See Figure #20. restore power and burner should start. Pull bottom part of lower front panel forward. If operation is not as described as above, check Lift lower front panel up and off boiler.
Page 23
OPERATING INSTRUCTIONS Figure #20 Instructions For Closing Burner Swing Door Swing burner and door to right until insulation is slightly compressed and stud is exposed. Attach nut to stud and tighten until built in stop contacts the mounting door. Replace oil line to burner. Replace lower jacket panel, and tighten screws.
Page 24
UTICA BOILERS 2201 Dwyer Avenue Utica NY 13501 web site: www.ecrinternational.com...
Need help?
Do you have a question about the SFH-3085 and is the answer not in the manual?
Questions and answers