Related Manuals for Riello RTQ 91 3S
Summary of Contents for Riello RTQ 91 3S
- Page 1 S T E E L B O I L E R S RTQ 3S INSTALLATION, OPERATION, MAINTENANCE AND SYSTEM MANAGEMENT MANUAL...
- Page 2 When RTQ 3S boilers up to 400 kW are used in conjunction with a fuel oil burner, they conform to the Energy-Related Products Directive 2009/125/EC and to the EU Delegated Regulation 813/2013 RANGE MODEL CODE MODEL CODE RTQ 91 3S 20024200 RTQ 166 3S COMPONIBILE 20040755 RTQ 115 3S 4032606.0 RTQ 217 3S COMPONIBILE 4032620.0 RTQ 166 3S 4032607.0...
- Page 3 This instruction manual contains important instructions and precautions that must be observed to ensure the trouble-free installation and efficient functioning of your RTQ 3S r boiler. Please accept our renewed thanks for your purchase. Riello S.p.A.
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Page 4: Table Of Contents
CONTENTS GENERAL General safety information Precautions Product description Control panels Recommended fuel oil burners Recommended gas burners Product identification Technical data for boilers with fuel oil burners <400 kw Technical data for boilers with gas burners <400 kw Technical data for boilers > 400 kw SYSTEM MANAGER Start up Temporary shutdown... -
Page 5: General
GENERAL General safety information GENERAL SAFETY INFORMATION The boiler is delivered in separate crates. Check Periodically check that operating pressure in the water circuit is over 1 bar but below the maximum that it is complete, undamaged and as ordered as soon as you receive it. -
Page 6: Product Description
Max. permissible return temperature with a gas burner: working life. 50-55°C. Max. permissible return temperature with a fuel oil burner: 37°C. RTQ 91 3S 1 - Burner 8 - Turbulators 2 - Flame inspection window 9 - Combustion chamber 3 - Door... - Page 7 RTQ 115 - 2400 3S 1 - Burner 8 - Central heating flow 2 - Flame inspection window with pressure 9 - Flue gas pipes measurement / cooling valve 10 - Turbulators 3 - Door 11 - Combustion chamber 12 - Flue gas exhaust 4 - Casing 5 - Central heating return 13 - Flue gas box...
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Page 8: Control Panels
Control panels CONTROL PANELS The r control panels that can be used with r RTQ 3S steel boilers are listed below. These control panels cater for all the needs of the heating system and of all the devices installed in it. Respect the indications of the table rigorously to ensure trouble-free operation and maximum reliability of your boiler over time. -
Page 9: Recommended Fuel Oil Burners
Recommended fuel oil burners RECOMMENDED FUEL OIL BURNERS RTQ 3S The burners recommended to obtain the best possible performance from r boilers are: BURNER RTQ 3S ACCESSORIES KIT BURNER LONG MODEL CODE 91 115 166 217 255 318 349 448 511 575 639 766 896 1100 1300 1600 2100 2400 PLATE HEAD RG 3... -
Page 10: Recommended Gas Burners
Recommended gas burners RECOMMENDED GAS BURNERS BURNER RTQ 3S ACCESSORIES KIT BURNER LONG MODEL CODE 1100 1300 1600 2100 2400 PLATE HEAD RS 50 t.l. 3784703 • • RS 70 t.l. 3785103 • • RS 100 t.l. 3785303 • • •... - Page 11 IMPORTANT NOTES FOR BURNER INSTALLATION L < S Before fixing the burner to the boiler, make sure that: - The door opens the right way (see the relevant sections for details on how to reverse the door). - The length (L) of the burner fixing bolts is less than (S), i.e.
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Page 12: Product Identification
RIELLO S.p.A. Via Ing.Pilade Riello 7 37045 Legnago (VR) - ITALY 066940IF CALDAIA IN ACCIAIO CHAUDIERE EN ACIER Modello Matricola Modèle Fabrication Codice Codice Code Code Tipo Anno fabbricazione Année fabrication Type Product identification Pot. utile PRODUCT IDENTIFICATION Portata term. -
Page 13: Technical Data For Boilers With Fuel Oil Burners <400 Kw
Technical data for boilers with fuel oil burners <400 kw TECHNICAL DATA FOR BOILERS WITH FUEL OIL BURNERS <400 KW RTQ 3S DESCRIPTION Central Heating Device type Fuel Device category See burner 95,4 176,0 230,1 270,4 337,2 369,0 Maximum rated heat input HCV (LCV) (90) (115) (166) -
Page 14: Technical Data For Boilers With Gas Burners <400 Kw
Technical data for boilers with gas burners <400 kw TECHNICAL DATA FOR BOILERS WITH GAS BURNERS <400 KW RTQ 3S DESCRIPTION 91(*) 115(*) 166(*) 217(*) 255(*) 318(*) 349(*) Fuel Rated heat input 66,9 86,6 110,4 159,2 208,8 244,3 304,0 Rated useful heat output Pn 84,8 110,2 158,7... -
Page 15: Technical Data For Boilers > 400 Kw
Technical data for boilers > 400 kw TECHNICAL DATA FOR BOILERS > 400 KW RTQ 3S DESCRIPTION 1100 1300 1600 2100 2400 Fuel GAS / OIL 1020 1300 1600 2100 Rated heat input 1100 1300 1600 2100 2400 min 369,4 431,0 491,6 553,2... -
Page 16: System Manager
SYSTEM MANAGER Start up START UP RTQ 3S Have r’s Technical Assistance Service start up your boiler for the first time. Once this has been done, the boiler can be left to function automatically. Under certain circumstances, such as after long periods of disuse, the service engineer responsible for the boiler may need to re-start it without involving the Technical Assistance Service. -
Page 17: Temporary Shutdown
The burner should now ignite and remain in operation If a “LOCKOUT SHUTDOWN” occurs, wait about 30 until the set temperature is reached. seconds before resetting the burner. The burner will then switch off and on automatically to maintain the set temperature without further operator To reset the burner, press the red button light on the bur- action. -
Page 18: Preparing For Extended Periods Of Disuse
Preparing for extended periods of disuse PREPARING FOR EXTENDED PERIODS OF DISUSE If the boiler is not going to be used for an extended period of time, perform the following operations: - Turn the control panel power switch OFF and make sure that the green power indicator goes out - Turn the mains power switch OFF - Close the fuel cock and heating circuit water cock... -
Page 19: Maintenance
Maintenance MAINTENANCE Please remember that THE PERSON RESPONSIBLE r’s Technical Assistance Service is qualified to FOR SYSTEM MANAGEMENT MUST ENSURE THAT satisfy these legal requirements and can also provide PROFESSIONALLY QUALIFIED HEATING ENGINEERS useful information on MAINTENANCE PROGRAMMES UNDERTAKE PERIODIC MAINTENANCE designed to guarantee: COMBUSTION EFFICIENCY MEASUREMENTS. -
Page 20: Heating Engineer
TING ENGINEER Unpacking the product UNPACKING THE PRODUCT RTQ 3S r steel boilers come in 3 separate crates: BOILER BODY CRATE to which is attached the documentation envelope (A) containing: - Instruction manual - Data label (to be applied to the casing on comple- tion of the installation) - Water test certificate - Bar code labels... -
Page 21: Overall Dimensions And Weights
Overall dimensions and weights OVERALL DIMENSIONS AND WEIGHTS RTQ 91 3S RTQ 115÷166 3S 70÷100 RTQ 217÷349 3S 70÷100 RTQ 3S DESCRIPTION A - Width A1 - Base width B - Depth 1060 1130 1305 1480 1480 1710 1710 B1 - Base depth... -
Page 22: Handling
70÷100 RTQ 448÷2400 3S 70÷100 RTQ 3S DESCRIPTION 1100 1300 1600 2100 2400 A - Width 1150 1150 1220 1220 1285 1360 1450 1535 1610 1715 1715 A1 - Base width 1100 1100 1170 1170 1235 1310 1400 1485 1555 1660 1660 B - Depth... -
Page 23: Place Of Installation
When installing the boiler, allow sufficient space around it to access all safety and control devices and to permit easy maintenance. RTQ 91 3S MODELS ONLY r RTQ 3S boilers can be positioned: On the floor or pedestal The ideal solution for just heating installation. -
Page 24: Installation In Older Systems And Systems Requiring Modernisation
Water fittings are as specified in the following table. RTQ 91 3S RTQ 115÷166 3S HEATING ENGINEER... - Page 25 RTQ 217÷349 3S RTQ 448÷2400 3S RTQ 3S DESCRIPTION 91 115 166 217 255 318 349 448 511 575 639 766 896 1100 1300 1600 2100 2400 1 - Central heating flow (*) G1"1/4 G2" G2" G2"1/2 G2"1/2 G2"1/2 G2"1/2 DN80 DN80 DN100 DN100 DN100 DN125 DN125 DN125 DN150 DN175 DN175 Ø 2 - Instrument bulb / G1/2"...
- Page 26 10 - Pressure reducer SYSTEM 11 - Manual fast filling valve RETURN FILLING ENTRANCE EMPTY Heating and hot water installation RTQ 91 3S SYSTEM DELIVERY 1 - Boiler 2 - System headers 3 - Sectioning valves 4 - System circulators...
- Page 27 115÷2400 3S Schematic diagram - central heating and domestic hot water production RTQ HEATING HEATING DHW USER 1 - Boiler FLOW RETURN POINTS 2 - Central heating manifolds 3 - Disconnect valves 4 - System pumps 5 - Non-return valves 6 - Automatic vent valve 7 - Boiler safety valve 8 - Boiler drain cock...
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Page 28: Anti-Condensate Pump
The flue gas exhaust and its connection to the stack must be made in compliance with applicable laws and standards, using heat resistant, condensate resistant and stress resistant rigid pipe and sealed joints. RTQ 91 3S RTQ 115÷2400 3S Ø... -
Page 29: Door Hinges
Door hinges DOOR HINGES The boilers come fitted with 2 hinges that allow the door to open from left to right. Axis of door asse rotation di rotazione Changing the direction of door opening CHANGING THE DIRECTION OF DOOR OPENING The boiler door hinges are factory fitted on the right of the door. - Page 30 - Fit the bushing (8), bolt (6) and washer (7) to the opposite side of the door. If it proves difficult to align the bolt (6) with the hole in the door, slightly loosen the door fixing bolts (1) and lift the door gently to align the hole with the bolt (6).
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Page 31: Earth Connection
Earth connection EARTH CONNECTION A terminal is provided on the front boiler head to connect the boiler body to an efficient earth system. Another hole (*) in the left side of the boiler head can also be used to earth the appliance. If you wish Proceed as follows. -
Page 32: Fitting The Casing Panels
- Route the electrical cables and insert the bulbs/sensors in their sockets RTQ 91 3S - Refer to the instruction manuals for the r TECH control panel and for your chosen burner. HEATING ENGINEER... - Page 33 - Engage the bottom of the side panels (1) in the bottom - Route the electrical cables and insert the bulbs/sensors rails (2) and engage the top lip of the side panels in the in their sockets slots (A) in the front and rear heads - Fit the cable grommets provided into their seats in the - Secure the side panels in place with the top cross beam panels...
- Page 34 - Engage the bottom of the side panels (1) in the bottom - Route the electrical cables and insert the bulbs/sensors rails (2) and engage the top lip of the side panels in the in their sockets slots (A) in the front and rear heads - Fit the cable grommets provided into their seats in the - Secure the side panels in place with the top cross beam panels...
- Page 35 - Engage the bottoms of the rear side (1) and front side - Route the electrical cables and insert the sensors in their panels (2) in the bottom rails (3), then hook their top lips sockets. over the top rails (4) running between the front and rear - Fit the cable grommets provided into their seats in the panels.
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Page 36: Technical Assistance Service
TECHNICAL ASSISTANCE SERVICE Preparing for initial start-up PREPARING FOR INITIAL START-UP It is essential to perform the following checks before star- RTQ 3S ting up or testing the functioning of your boiler. In particular, check that: - The protective cardboard sheet (1) has been removed from the ceramic fibre - The turbulators (2) are correctly positioned (vertical posi- tion) inside the heat exchange tubes and the clips (3) are... -
Page 37: Initial Start-Up
Initial start-up INITIAL START-UP Once you have completed all the preparatory steps, proceed as follows to start up the boiler for the first time: - If the system is equipped with a temperature controller or timer thermostat, make sure that it is switched on - Adjust the timer thermostat/s or temperature controller to the desired temperature (~20°C) - Turn the system’s main power switch ON... -
Page 38: Checks During And After Initial Start-Up
Checks during and after initial start-up CHECKS DURING AND AFTER INITIAL START-UP Once the boiler has started up, make sure that it shuts down and re-starts properly when the following actions are taken: - The boiler thermostat setting is changed - Power to the control panel is switched off and on again - The room thermostat or timer thermostat is adjusted. -
Page 39: Maintenance
Maintenance MAINTENANCE Regular maintenance is a legal requirement. It is also Have your boiler serviced either by r's Technical essential for the safety, efficiency and durability of the Assistance Service or by a qualified heating engineer. boiler. Proper maintenance keeps consumption and emissions down, and ensures that the boiler continues to Analyse the combustion fumes before commencing any operate reliably over time. -
Page 40: Cleaning The Boiler
Cleaning the boiler CLEANING THE BOILER Clean the boiler and remove any carbon deposits from the surfaces of the heat exchanger at least once a year. This not only extends the boiler’s working life, but also keeps it efficient in terms of heat output and consumption. Proceed as follows to clean the boiler: the cover again. -
Page 41: Troubleshooting
Troubleshooting TROUBLESHOOTING FAULT CAUSE CORRECTIVE ACTION The boiler becomes dirty Burner badly adjusted Check the adj. of the burner very quickly (perform flue gas analysis) Blockage in stack Clean the flue gas pipes and stack Burner air intake dirty Clean the burner air intake The boiler does not reach Boiler dirty Clean the flue gas pipes... - Page 42 FAULT CAUSE CORRECTIVE ACTION The boiler has reached the Air in the circuit Bleed the circuit set temperature but the radiators are still cold Pump malfunctioning Check/unseize the pump Problem with minimum temp. Check the temperature thermostat (if present) setting There is a smell of fumes Fumes escaping into the air Clean the boiler body...
- Page 43 TECHNICAL ASSISTANCE SERVICE...
- Page 44 RIELLO S.p.A. 37045 Legnago (VR) Tel. 0442630111 - Fax 0442630371 - www.riello.it As part of the company’s ongoing commitment to perfecting its range of products, the appearance, dimensions, technical data, equipment and accessories may be subject to variation.