RBI Futera II Series Installation & Operating Instructions Manual
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RBI Futera II Series Installation & Operating Instructions Manual

Finned copper gas boilers & water heaters
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See also: User's Information Manual
FUTERA II SERIES FINNED COPPER
GAS BOILERS & WATER HEATERS
INSTALLATION & OPERATING
DESIGNED AND TESTED ACCORDING TO A.S.M.E. BOILER AND PRESSURE
VESSEL CODE, SECTION IV FOR A MAXIMUM ALLOWABLE WORKING PRESSURE
OF 160 PSI WATER.
WARNING: If the information in this manual is not followed exactly, a fire
or explosion may result causing property damage, personal injury or loss of life.
Do not store or use gasoline or other flammable vapors and liquids in the vicinity of
this or any other appliance.
• Do not try to light any appliance.
• Do not touch any electrical switch. Do not use any phone in your building.
• Immediately call your gas supplier from a neighbor's phone. Follow the gas
supplier's instructions.
• If you cannot reach your gas supplier, call the fire department.
Installation and service must be performed by a qualified installer, service agency or
the gas supplier.
INSTALLER, THESE INSTRUCTIONS TO BE AFFIXED ADJACENT TO THE BOILER / WATER HEATER.
CONSUMER, RETAIN THESE INSTRUCTIONS FOR FUTURE REFERENCE PURPOSES.
INSTRUCTION
WHAT TO DO IF YOU SMELL GAS:
260 North Elm Street
1300 Midway Boulevard
Westfield, MA 01085
Mississauga, Ontario L5T 2G8 Canada
Phone: (413) 568-9571
Phone: (905) 670-5888
Fax: (413) 568-9613
Fax: (905) 670-5782
www.rbiwaterheaters.com
FTII-IOM-3

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  • Page 1 FTII-IOM-3 FUTERA II SERIES FINNED COPPER GAS BOILERS & WATER HEATERS INSTALLATION & OPERATING INSTRUCTION DESIGNED AND TESTED ACCORDING TO A.S.M.E. BOILER AND PRESSURE VESSEL CODE, SECTION IV FOR A MAXIMUM ALLOWABLE WORKING PRESSURE OF 160 PSI WATER. WARNING: If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury or loss of life.

  • Page 2: Table Of Contents

    BEFORE YOU START reference. This manual covers the application, installation, operation and maintenance of a Futera II Series finned copper Direct all questions to your RBI Water Heaters distributor heating boiler/water heater. or contact the RBI Customer Service Department at: 260...

  • Page 3: Ratings & Capacities

    FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS RATINGS & CAPACITIES CAUTION Before undertaking the installation of the Futera II Series Units installed outdoors MUST be protected from ice boiler/water heater check the rating plate to ensure that the and snow accumulation or the unit will be damaged unit has been sized properly for the job.
  • Page 4 The RBI air intake adapter an unconfined space. The total air requirements of all gas must be fitted to the blower inlet. Combustion air can be...

  • Page 5: General Venting Guidelines

    ULS636 for installations in Canada. The certified vent with Part 7, Venting of Equipment, of the National Fuel Gas terminal from RBI must also be used. Code, ANSI Z223.1-latest revision or applicable provisions of the local building codes. Canadian installations must The maximum equivalent length for the horizontal vent comply with CAN/CGA B149.1 or .2 Installation Code.
  • Page 6 FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS In addition the vent system must conform to the dimensions The vent system must be gas tight. All seams and joints shown in Figure 3. The penetration point in the roof must in metal pipes must be joined and sealed in accordance be properly flashed and sealed.
  • Page 7 FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS Figure 3 - Vertical Air Intake and Venting for Direct Vent System Combination Direct Vent Systems – Figure 4 Horizontal Guidelines on page 4. Also follow the general The boiler/water heater can be vented vertically with the instructions in the COMBUSTION AIR &...
  • Page 8 FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS SIDE WALL VENT (POSITIVE PRESSURE) under the COMBUSTION AIR & VENTILATION SECTION In this configuration the boiler/water heater blower is used must be followed! The vent guidelines under the to push the flue products horizontally to the outdoors, see Horizontal Direct Vent Systems section must also be Figure 5.
  • Page 9 FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS The vent system should be sloped up toward the chimney Always provide a minimum clearance of 6 inches (152 mm) at a minimum rate of 1/4 inch/foot (2 cm/m). On masonry between single wall vent pipe and any combustible chimneys the connector must terminate flush with the materials.

  • Page 10: Outdoor Venting

    FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS Figure 7 – Vertical Venting using a Masonry Chimney OUTDOOR VENTING When installed outdoors the Futera II must be fitted with Do not place the boiler/water heater in a location that would the factory supplied outdoor hood, air intake adapter with subject it to runoff from adjacent buildings.

  • Page 11: Common Vent Systems

    FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS COMMON VENT SYSTEMS e) Test for spillage at the draft hood relief opening after 5 If an existing boiler/water heater is removed from a common minutes of main burner operation. Use the flame of a venting system, the common venting system may then be match or candle, or smoke from a cigarette, cigar or pipe.

  • Page 12: Heating System Piping

    FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS NOTE: Shut off valves and unions should be installed Flow Switch at the inlet and outlet connections of the boiler/hot The flow switch supplied with the boiler/water heater must water heater to provide for isolation of the unit should be wired to the terminal strip in the control panel to prevent servicing be necessary.
  • Page 13 FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS Table 7 – Temperature Rise Table Temperature Rise Across Heat Exchanger 20˚F 25˚F 30˚F Pressure Pressure Pressure Model Flow Flow Flow Drop Drop Drop Size feet feet feet 1000 12.0 1250 11.0 1500 127* 17.0 10.8 1750...
  • Page 14 FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS Low Return Water Temperatures The balancing valve should be adjusted to divert some of To prevent the problems associated with condensation of the heated discharge water into the return water until the the products of combustion due to low return water required inlet water temperature is achieved.

  • Page 15: Domestic Water Supply Piping

    FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS Piping For Use With Cooling Units NOTE: The boiler, when used in connection with a refrigeration The storage tank must be located as close to the water system, must be installed so the chilled medium is piped heater as possible to prevent excessive head loss in parallel with the boiler.
  • Page 16 FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS The proper velocity through the water heater must be Thermostatic Mixing Valve– Water Above 140˚F (60˚C) maintained in accordance with Table 7 for efficient Water can be stored a temperatures above 140˚F (60˚C) operation and long life. If the temperature rise through the provided that a thermostatically controlled mixing valve is water heater is lower than recommended the water velocity used to temper the hot water to an acceptable temperature...

  • Page 17: Gas Supply Piping

    If for any reason the boiler/water heater is not for the type of gas available at the installation site, call your RBI Water Heaters representative to resolve the problem. Table 8 should be used to ensure that the gas supply piping is sized properly.

  • Page 18: Boiler/Water Heater Operation

    FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS ATTENTION. valves. If strainers are used in the system piping the make- up Au moment de l’entretien des commandes, étiquetez water valve should be closed and the strainers checked tous les fils avant de les débrancher. Des erreurs de and cleaned.

  • Page 19: Checking, Adjustment & Operation

    FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS QUE FAIRE SI VOUS SENTEZ UNE ODEUR DE GAZ: l’étape B des instructions de sécurité sur la portion • Ne pas tenter d’allumer d’appareil. supérieure de cette étiquette. S’il n’y a pas d’odeur • Ne touchez à...
  • Page 20 FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS Figure 19 – Spark Rod Position Detail CAUTION Never force the regulator adjustment screw beyond the stop limits or damage to the regulator will occur! TABLE 10 – Pressure Settings Model Natural Gas. LP Gas Size (in.
  • Page 21 FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS Air Box Pressure TABLE 11 – Pressure Settings Connect a manometer to the air box pressure tap located behind the control cover, Figure 20. Model Air Box Pres. Gas Back Pres. Size (in. w.c.) (in.

  • Page 22: Diagnostics

    FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS For a thermostat that employs an adjustable heat CAUTION anticipator, adjust the anticipator to match the current Servicing, inspection and adjustment must be done by measured in the thermostat circuit. An increased anticipator a trained technician in accordance with all applicable setting may be necessary if the unit cycles frequently.
  • Page 23 FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS Heat Exchanger Cleaning The relief valve should not weep or discharge water Close the shut off valves in the inlet and outlet piping. at normal system pressure. If it does contact a On heating systems close the system fill valve and qualified service technician to have it inspected.

  • Page 24: Trouble-Shooting

    FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS TROUBLE-SHOOTING CORRECTIVE ACTION OPERATIONAL PROBLEMS Ensure that proper voltage is being supplied to the unit. The “Power On” light doesn’t illuminate. Inspect the circuit breaker for the boiler/water heater circuit. Check the light. Ensure that the power switch operates properly and is wired correctly.

  • Page 25: Repair Parts

    FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS Figure 23 – Exploded View...
  • Page 26 FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS Futera II Model Size with Item Quantities Below Ref # Name of Part Part # 1000 1250 1500 1750 1950 Base Panel Assembly 70-2163 70-2164 Base Panel Heat Exchanger Legs 03-1599 03-1600 Combustion Chamber Rear/Side Panel Assy 70-2144 70-2145 70-2146...
  • Page 27 FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS Futera II Model Size with Item Quantities Below Ref # Name of Part Part # 1000 1250 1500 1750 1950 Jacket Gasket Material, 25 feet 66-0101 Gas Train Support Bracket 03-1639 Fan Assembly 70-2200 70-2201 70-2202 Firing Valve, 1"...
  • Page 28 FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS Futera II Model Size with Item Quantities Below Ref # Name of Part Part # 1000 1250 1500 1750 1950 Light Package Assy, Plain - 24 V 70-2113 Light Package Assy, Plain - 24 V 70-2114 Light Package Assy, w/ Operator - 24 V 70-2115...
  • Page 29 FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS Futera II Model Size with Item Quantities Below Ref # Name of Part Part # 1000 1250 1500 1750 1950 Heat Exchanger Assy, Bronze Headers 70-2193 Optional SB111 Cupro Nickel Tubes, ASME 70-2194 70-2195 70-2196 70-2197 70-2198...
  • Page 30 FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS...
  • Page 31 FUTERA II INSTALLATION AND OPERATION INSTRUCTIONS...
  • Page 32 260 North Elm Street 1300 Midway Boulevard Westfield, MA 01085 Mississauga, Ontario L5T 2G8 Canada Phone: (413) 568-9571 Phone: (905) 670-5888 Fax: (413) 568-9613 Fax: (905) 670-5782 www.rbiwaterheaters.com...

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