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INSTALLATION, OPERATION, MAINTENANCE

AND SYSTEM MANAGEMENT MANUAL

S T E E L   B O I L E R S

RTQ 3S

Summary of Contents for 20106514

Page 1: ...INSTALLATION OPERATION MAINTENANCE AND SYSTEM MANAGEMENT MANUAL S T E E L B O I L E R S RTQ 3S ...

Page 2: ...atisfy the requirements of the Gas Appliances Directive 2009 142 EC until 20 April 2018 and Regulation EU 2016 426 from 21 April 2018 and applicable sections of the Electromagnetic Compatibility Directive 2014 30 UE and Low Voltage Directive 2014 35 UE MODEL CODE RTQ 2700 3S 20106515 RTQ 3000 3S 20106514 RTQ 3500 3S 20107462 RTQ 4000 3S 20107467 ...

Page 3: ...larly by an authorised r Technical Assistance Centre Their personnel are specially trained to keep your boiler efficient and cheap to run Technical Assistance Centres also stock any original spare parts that might be required 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...

Page 4: ... shutdown 14 Preparing for extended periods of disuse 15 Cleaning 15 Maintenance 16 Useful information 16 INSTALLER 17 Unpacking the product 17 Overall dimensions and weights 18 Handling 18 Installation in older systems and systems requiring modernisation 19 Place of installation 19 Water connections 20 Anti condensate pump 21 Combustion gas exhaust 22 Door hinges 22 Changing the direction of door...

Page 5: ...ior authorisation and instructions from the boiler s manufacturer aNever pull disconnect or twist the electrical cables coming from the boiler even if it is disconnected from the mains electricity supply aDo not obstruct or restrict the vents in the room where the boiler is installed Adequate ventilation is essential for correct combustion aDo not expose the boiler to the elements Do not install t...

Page 6: ... the flue gas pipes establish an ideal pressure inside the combustion chamber and an ideal flue gas temperature Evenly distributed thermal load optimises the efficiency of the boiler burner system The boiler body is thoroughly insulated with a layer of high density glass wool The boiler s front door and the flue gas box can be opened completely to facilitate the inspection maintenance and cleaning...

Page 7: ...perature sensor 1 Pipe temperature sensor 1 1 CLIMA COMFORT STANDARD Control by control panel with assistance of accessories listed below ACCESSORIES Immersion temperature sensor 1 1 1 1 Solar collector temperature sensor 1 Pipe temperature sensor 1 1 Two stage burner control kit 1 mixed zone kit 1 CLIMA MIX STANDARD Control by control panel with assistance of accessories listed below ACCESSORIES ...

Page 8: ... M BLU 20068270 Standard RS 310 EV BLU 20083956 20076596 RS 410 EV BLU 20083957 20076596 RS 510 M BLU 20069845 Standard GAS 9 P M t l 3754038 Standard GAS 10 P M t c 3754133 20067633 GAS 10 P M t c 3754133 20078662 GAS 10 P M t l 3754138 20067633 GAS 10 P M t l 3754134 20078662 MIXED OIL GAS GI EMME 3000 t c 3488753 20067633 GI EMME 4500 t c 3489057 20067633 RLS 300 E MX 3898530 20076596 RLS 300 E...

Page 9: ...e necessary adjustments b Prolonged heads and burner support plates are necessary for proper installation and for the optimal combination of the burners b In the case of two stage burners the flow rate of the 1st stage must not be less than 70 of the total For liquid fuel burners equipped with 2 nozzles adequately choose the first stage nozzle b Remember that in Italy the Prime Ministerial Decree ...

Page 10: ... 3000 3500 4000 Burner head L min mm 350 350 405 405 Hole in door Ø mm 350 350 440 440 DIMENSIONS mm RTQ 3S 2700 3000 3500 4000 Ø 300 300 350 350 A 260 260 310 310 Threads M18 M18 M20 M20 45 45 A A Ø BURNER PLATE RTQ 3S r boilers have burner plates with holes arranged to accept the recommended burners The following table shows the dimensions of the holes L S S L IMPORTANT NOTES FOR BURNER INSTALLA...

Page 11: ...ace power Data plate This lists the technical specifications and performance of the product It comes inside the documentation envelope On completion of the installation you MUST apply it in a clearly visible position at the top of one of the side panels If you damage or lose this label order a replacement immediately from r s Technical Assistance Service The boilers are identified by two plates 23...

Page 12: ... 95 4 95 4 Useful efficiency at 30 max Pn 96 7 96 7 96 7 96 7 Constant pressure drop 0 1 Flue gas temperature T 100 120 C Flue gas mass flow rate 1 10 1 26 1 43 1 63 kg sec Furnace pressure 8 0 6 5 7 1 8 mbar Furnace volume 2729 8 3256 9 3743 4235 dm3 Total volume of flue gas side 3648 4464 5140 5847 dm3 Total surface area for heat exchange 69 36 80 11 94 66 108 3 m2 Volumetric heat load 989 921 9...

Page 13: ...e gas cock and heating water cock are open While the system is still cold check that working pressure in the water circuit is over 1 bar but below the maximum limit specified for the boiler 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 syst...

Page 14: ...on light on the burner and wait until the flame ignites Repeat this operation 2 3 times at the most If the problem persists after that call r s Technical Assistance Service If you need to shut down the system for a short period proceed as follows Turn the control panel power switch OFF and make sure that the green power indicator goes out Turn the mains power switch OFF b Do NOT perform this proce...

Page 15: ...ng circuit water cock Drain the central heating circuit if there is any risk of freezing b Contact r Technical Assistance Service if you encounter any problems in completing the above procedure Use a cloth damped in soapy water to clean the boiler s external casing To remove stubborn marks use a cloth damped in a 50 mix of water and denatured alcohol or a suitable cleaning product Carefully dry th...

Page 16: ...and can also provide useful information on MAINTENANCE PROGRAMMES designed to guarantee greater safety compliance with applicable legislation freedom from the risk of fines in the event of spot checks MAINTENANCE USEFUL INFORMATION 16 Seller Mr Address Tel Technical Assistance Service Mr Address Tel Fuel oil supplier Mr Address Tel Installer Mr Address Tel Date Work done Date Quantity supplied Dat...

Page 17: ...e Bar code labels Spare parts catalogue b The instruction manual is an integral part of the boiler Once located read it thoroughly and keep it safe 2 THE CASING PANELS complete with assembly accessories 2 packs for models RTQ 2700 3000 3S and 3 packs for models RTQ 3500 4000 3S 3 THE FRONT COVER to fit on top of the front door IMPORTANT For the boiler to function correctly it must be connected to ...

Page 18: ...1170 mm E Door depth 310 320 325 325 mm Weight of boiler 4676 5190 6015 6600 kg Weight of casing 150 156 180 190 kg OVERALL DIMENSIONS AND WEIGHTS HANDLING RTQ 3S r steel boilers are fitted with lifting attachments Take great care when moving them and only use lifting equipment of adequate capacity Remove the fixing screws and remove the wooden pallet before positioning the boiler b Wear suitable ...

Page 19: ... or systems requiring modernisation always perform the following checks Make sure that the stack is able to withstand the temperature of the combustion gases and that it has been designed and made in compliance with applicable standards The stack must also be as straight as possible sealed insulated and not blocked or choked Make sure that the electrical system has been installed by a qualified el...

Page 20: ... C 2 5 6 D F E G DESCRIPTION RTQ 3S 2700 3000 3500 4000 1 Central heating flow DN175 DN175 DN200 DN200 Ø 2 Instrument bulb sensor socket G1 2 G1 2 G1 2 G1 2 Ø 3 Safety device fitting DN100 DN100 DN125 DN125 Ø 4 System return DN175 DN175 DN200 DN200 Ø 5 Condensate drain G1 1 4 G1 1 4 G1 1 4 G1 1 4 Ø 6 Boiler drain G1 1 2 G1 1 2 G1 1 2 G1 1 2 Ø A 2115 2215 2410 2660 mm B 610 610 690 690 mm C 95 107 ...

Page 21: ...ensor socket must be positioned at a distance of 3 to 5 times the diameter of the water return pipe upstream from the water fitting to measure effective water return temperature and control the anti condensate pump or the temperature controller stabilisation function b Any temperature controllers installed remotely from the control panel must be compatible with the system s electrical connections ...

Page 22: ...Inadequate or badly dimensioned stacks and exhausts can increase combustion noise cause condensation problems and affect combustion parameters b Uninsulated flues are potentially dangerous and can cause burns b Joints must be sealed using materials capable of withstanding temperatures of at least 200 C e g filler mastic or silicone based sealant DIMENSION mm RTQ 3S 2700 3000 3500 4000 Ø 500 500 55...

Page 23: ...and washer 7 to the opposite side of the door b bIf the insertion of the washer 7 or the tightening of the bolt 6 on the bushing 8 is difficult due to insufficient door alignment affix it to a proper size hoist refer to the weights and dimensions table loosen the locking screws only slightly 1 to allow the lifting of the door and facilitate the insertion of the washer 7 or Insert a spanner through...

Page 24: ...side of the door and fix it in place with the safety bolts 4 b bMake sure that the safety bolts 2 and 4 are securely tightened before attempting to open the door Completely unscrew the main fixing bolts 1 and open the door These bolts are captive in the door and cannot be removed Remove the spare hinge assembly B bolt 9 bushing 10 and washer 11 opposite the hinged side of the door INSTALLER 24 ...

Page 25: ...te size and complies with legislation in the country of installation Fit the nut and washer 1 to the earth terminal and tighten the nut Connect the other end of the cable to the system s earth bar b Another hole in the left side of the boiler head can also be used to earth the appliance If you wish to use this hole for the earth connection remove the terminal fittings from the right of the head an...

Page 26: ...ide panels in place with the top cross beam 5 and the screws provided mount the chosen control panel on the front top panel 6 referring to the control panel booklet route the electrical cables and insert the sensors in their sockets fit the cable grommets provided into their seats in the panels fit in this order the rear panels 7 and 8 then the central panel 9 to close the top of the boiler once a...

Page 27: ... the front top panel 6 referring to the control panel booklet route the electrical cables and insert the sensors in their sockets fit the cable grommets provided into their seats in the panels fit in this order the rear panels 7 and 8 then the central panel 9 to close the top of the boiler once all the panels are in place fit the front cover 10 over the top of the door b Refer to the instruction m...

Page 28: ...the side panels in place with the top cross beam 6 and the screws provided mount the chosen control panel on one of the two front side panels 3 referring to the control panel booklet route the electrical cables and insert the bulbs sensors in their sockets fit the cable grommets provided into their seats in the panels mount in sequence the rear panels 7 central panels 8 and the front panel 9 Compl...

Page 29: ...the side panels in place with the top cross beam 6 and the screws provided mount the chosen control panel on one of the two front side panels 3 referring to the control panel booklet route the electrical cables and insert the bulbs sensors in their sockets fit the cable grommets provided into their seats in the panels mount in sequence the rear panels 7 central panels 8 and the front panel 9 Compl...

Page 30: ...e heat exchanger The water and gas cocks are open There is an adequate fuel supply The expansion vessel is properly charged The working pressure in the water circuit is over 1 bar but below the maximum limit specified for the boiler The water circuits have been properly bled The mains power connections to the boiler and its accessories burner pump control panel thermostats etc have been properly m...

Page 31: ...ain in operation until the set temperature is reached If any ignition faults or malfunctions occur the burner performs a LOCKOUT SHUTDOWN This is shown by the red button light on the burner and by the warning light on the control panel bIf a LOCKOUT SHUTDOWN occurs wait about 30 seconds before resetting the burner To reset the burner press the red button light on the burner and wait until the flam...

Page 32: ...ystem are free and rotate in the right direction Turn off the main power switch to the boiler and make sure that the boiler shuts down properly Provided all the above conditions are satisfied start the boiler up again then analyse the combustion fumes measure fuel flow and re check the door seal b A rubber socket is attached to the flame inspection window If this is used as a pressure measurement ...

Page 33: ...ive in the door and can not be removed b bThe first time you open the door remove the spare hinge assembly B bushing 10 bolt 9 and washer 11 opposite the hinged side of the door ADJUSTING THE DOOR Make quite sure that the door presses uniformly all around the double seal to prevent dangerous fumes escaping into the air from the pressurised furnace Proceed as follows to adjust the door seals Push t...

Page 34: ...ain 6 is not blocked Clean all removed components then follow the above steps in the reverse order to refit them b If you are using fuel oil burners with a smoke scale reading higher than 3 perform the following actions every 300 hours of operation Clean the boiler s heat exchange surfaces Check and clean the turbulators Replace if worn or damaged Clean the boiler and remove any carbon deposits fr...

Page 35: ...ry quickly Burner badly adjusted Blockage in stack Burner air intake dirty Check the adj of the burner perform flue gas analysis Clean the flue gas pipes and stack Clean the burner air intake Air in the circuit The boiler has reached the set temperature but the radiators are still cold Bleed the circuit Pump malfunctioning Check unseize the pump Problem with minimum temp thermostat if present Chec...

Page 36: ...ilade Riello 7 37045 Legnago VR www riello com The manufacturer strives to continuously improve all products Appearance dimensions technical specifications standard equipment and accessories are therefore liable to modification without notice ...

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