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Riva
48
WALL HUNG GAS BOILER FOR
CENTRAL HEATING SUPPLY
Please Read Instructions Carefully
Save for Future Reference
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.
—
WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electric 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 can not reach your gas supplier call the fire department.
—
Installation and service must be performed by a qualified installer,
service agency or the gas supplier.
Manufactured by:
Biasi S.p.A.
Verona, Italy
HEAT ONLY
Distributed By:
Quincy Hydronic Technologies, Inc.
80 Rochester AVE. Suite # 12
Portsmouth, NH 03801
Phone: 603-334-6400
Fax: 603-334-6401
RIVA HEAT ONLY USER MANUAL - REV A
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Summary of Contents for Biasi riva
- Page 1 Installation and service must be performed by a qualified installer, service agency or the gas supplier. Manufactured by: Distributed By: Biasi S.p.A. Quincy Hydronic Technologies, Inc. Verona, Italy 80 Rochester AVE. Suite # 12 Portsmouth, NH 03801 Phone: 603-334-6400 Fax: 603-334-6401 RIVA HEAT ONLY USER MANUAL - REV A...
- Page 2 RIVA HEAT ONLY USER MANUAL - REV A...
- Page 3 Only has been tested to standard CSA 4.9 and is CSA compliant. This Riva boiler has a 2 year warranty, a copy of which is provided with the boiler. Please be sure to return the warranty registration card as the warranty will be void without your boiler's serial numbers (located on the ratings label affixed to the boiler), date of installation and the name of your installer being on record in our files.
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Page 4: Table Of Contents
Operation Lights Instructions for Use 12-14 Warnings Refilling Procedure Lighting/Operation Instruction Central Heating Circuit Temp. 13-14 Extinguishing Instructions Useful Advice 15-17 Central Heating Frost Protection Periodic Maintenance External Cleaning Operational Faults 16-17 Warranty RIVA HEAT ONLY USER MANUAL - REV A... -
Page 5: Warnings
Do not use this boiler if any part has been under water. Immediately call a qualified service technician to inspect the boiler and to replace any part of the control system and any gas control which has been under water. RIVA HEAT ONLY USER MANUAL - REV A... - Page 6 VACATE THE PREMISES IMMEDIATELY AND CONTACT A QUALIFIED HEATING SERVICE COMPANY OR THE GAS COMPANY OR THE FIRE DEPARTMENT. ONLY QUALIFIED, LICENSED SERVICE CONTRACTORS SHOULD PERFORM WORK ON YOUR BIASI RIVA HEAT ONLY BOILER. RIVA HEAT ONLY USER MANUAL - REV A...
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Page 7: Important Information
E. ANSI/ASME - CSD-1 The above codes are available from: National Fire Protection Association (NFPA) CSA International Battery March Park 8501 E. Pleasant Valley Road Quincy, Massachusetts, 02269 Cleveland, OH 44134-5575 http://www.nfpa.org http://www.csa-international.org RIVA HEAT ONLY USER MANUAL - REV A... -
Page 8: General Information
1. General Information The Riva Heat Only is a high efficiency, non-condensing, wall mounted gas boiler which provides central heat. The boiler features a gas valve which modulates the energy input from 44,000 BTU/h to 108,000 BTU/h. The boiler is shipped fully assembled. All units are pressure and combustion tested at the factory prior to shipping. -
Page 9: Technical Information 2
Minimum Venturi pressure inwc 0.64 Flue pipe diameter 2.25/4 Coaxial 3.25/5 Twin split pipes 3.25/3.25 Nominal heat flow rate 122.8 Nominal heat flow rate 116.7 (2000/4500ft) Min Exhaust temperature °F Max Exhaust temperature °F RIVA HEAT ONLY USER MANUAL – REV A... -
Page 10: Appliance Description
Appliance operation lights Figure 3.1 Figure 3.2 3.3 Piping Connections: C.h. PRV discharge pipe 10 Central heating flow pipe 11 Central heating return pipe 12 Gas inlet pipe Figure 3.3 RIVA HEAT ONLY USER MANUAL – REV A... -
Page 11: Operation Lights
Lack of burner ignition (no ignition signal from the full sequence ignition device Ignition gas pressure adjustment Minimum gas pressure adjustment Flashing lamp, alone Flashing lamp, Lamp OFF Lamp ON or simultaneously alternate with with another lamp. another lamp RIVA HEAT ONLY USER MANUAL – REV A... -
Page 12: Instructions For Use
Always ensure that the pressure gauge is set at the required pressure. RIVA HEAT ONLY USER MANUAL – REV A... -
Page 13: Lighting/Operation Instruction
Figure 5.3 according to actual system requirements. These adjustments must be carried out by a qualified person; therefore we advise you to contact your installer or Service Agent. RIVA HEAT ONLY USER MANUAL – REV A... -
Page 14: Extinguishing Instructions
(see section 3.3 for pipes) • Empty the water circuit, if necessary, as shown in the installation, operation and service instructions manual in the maintenance section. RIVA HEAT ONLY USER MANUAL – REV A... -
Page 15: Useful Advice
• exhaust fume duct and flue; • pressurization of the expansion vessel; • filling up of the central heating circuit; • bleeding of air from the central heating system; • general check of the appliance’s operation. RIVA HEAT ONLY USER MANUAL – REV A... -
Page 16: External Cleaning
• It is necessary to fill up the appliance with water again, so as to raise the pressure to an adequate level as described in the section 5.2 of this manual. • If filling up with water has to be done very frequent, have the system checked for leaks. RIVA HEAT ONLY USER MANUAL – REV A... -
Page 17: Useful Advice 6
Authorised Service Person. In case of problems other than those mentioned here, switch off the boiler, as described in Section 5.5 on page 14 and call a competent and responsible service person. RIVA HEAT ONLY USER MANUAL – REV A... - Page 18 RIVA HEAT ONLY USER MANUAL – REV A...
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Page 19: Warranty
RESIDENTIAL HOT WATER BOILERS: Biasi warrants that 4. Improper boiler application or adjustments, control settings, the copper tube heat exchanger of the RIVA boilers are free care or maintenance. from defects in material and workmanship for 5 years from the 5. - Page 20 *1796212900* 17962.1290.0 2906 (20A4)USA...
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