Riello 20165080 Page 2 Installation, Operation And Service Manual Download

Page: 2 / 56

Dear heating engineer,

Congratulations for purchasing a

boiler. This appliance en-

sures maximum performance throughout an extended operating

life, with high reliability, efficiency, quality and safety.

This manual provides information that is essential to the installa-

tion of the appliance. Used in conjunction with your own knowl-

edge and expertise, it will enable you to install the appliance

quickly, easily, and correctly.

Please accept our thanks, and congratulations on your choice of

product.

Riello S.p.A.

CONFORMITY

Commercial Boilers
AHRI Standard BTS-2000

ENGLISH

RANGE

MODEL

CODE

RTC 1000-80

20165080

RTC 1300-80

20166926

RTC 1700-80

20166937

RTC 2300-80

20166942

RTC 3000-80

20166947

RTC 3800-80

20166962

RTC 4700-80

20166970

RTC 5500-80

20166987

Summary of Contents for 20165080

Page 1: ...cod 20158857 rev 2 02 2020 RTC 80 1000 5500 USA INSTALLATION OPERATION AND SERVICE MANUAL...

Page 2: ...the appliance Used in conjunction with your own knowl edge and expertise it will enable you to install the appliance quickly easily and correctly Please accept our thanks and congratulations on your c...

Page 3: ...quirements 25 2 8 4 Central heating system 25 2 8 5 New central heating systems 25 2 8 6 Reconditioning old heating systems 26 2 8 7 Elimination of air and gas from central heating system 26 2 8 8 Use...

Page 4: ...connect the boiler from the main electrical supply and shut off the water supply 9Periodically check that pressure in the central heating circuit when cold is approximately 20 psi 1 4 bar and below th...

Page 5: ...njury or death from fire Do not use flammable or combustible material in the boiler room It is recommended not to store any items within 16 inches 415mm of the appliance 9CAUTION Appliance damage from...

Page 6: ...door can open in either direction and can be opened without removing the burner The door is facto ry fitted with hinges on the left but these can be field re versed if necessary to suit individual in...

Page 7: ...rature 8 Heating return low temperature 9 Blind plug 10 Instrument bulb sensor sockets 11 Combustion chamber 12 Flue gas exhaust 13 Flue gas box 14 Inspection window 15 Condensate outlet 16 Boiler dra...

Page 8: ...ficiency 94 0 94 0 94 0 94 0 94 0 94 0 94 0 94 0 1 Values based on natural gas firing Based on standard burner with optional high turndown kit 2 Maximum output dependent upon application 3 Condition 1...

Page 9: ...PM 2 18 psi at 523 GPM Maximum turndown Nat Gas 10 1 10 1 10 1 10 1 10 1 10 1 10 1 10 1 Vent Connections 10 10 12 12 14 14 16 18 Vent Materials AISI 316L AL29 4C 29 Cr 4 Mo Type of Fuel Natural Gas Pr...

Page 10: ...carried out by an autho rized heating engineer Any work on gas piping components may only be carried out by an authorized gas installer The local regulations regarding minimum pressure detectors maxim...

Page 11: ...instructions for that system shall include a parts list and detailed installation instructions e A copy of all instructions for all Product Approved side wall hor izontally vented gas fueled equipment...

Page 12: ...46 x RS 190 E 20067546 x COMBINATION OIL GAS RLS 28 x RLS28 E x RLS 38 x RLS38 E x RLS 50 x RLS 50 E x RLS 70 20067545 x RLS 68 E 20067545 20067545 RLS 100 x x RLS 130 x RLS 160 E x 20067546 x RLS 190...

Page 13: ...d warning label to be applied to the casing upon completion of the installation water treatment instructions E B A D C Inside the combustion chamber C D The second contains the boiler casing complete...

Page 14: ...1 9 16 40 1 3 8 35 1 3 8 35 2 3 4 70 2 3 4 70 3 1 8 80 3 15 16 100 F Flue connection depth inch mm 2 3 8 60 2 3 8 60 3 1 8 80 3 1 8 80 3 9 16 90 3 9 16 90 3 1 8 80 3 1 8 80 H Height of water fittings...

Page 15: ...ial into the envi ronment or leave it within the reach of children since it can become a potential hazard Dispose of packaging material in compliance with the applicable legislation for lifting using...

Page 16: ...e the burner 9WARNING When installing the boiler allow sufficient space around it to access all safety and control devices and to permit easy maintenance 9WARNING Check that the electric protection le...

Page 17: ...A Four Boilers configuration 5 A A A A RTC 80 A Minimum distances Unit 1000 32 inch 1300 32 inch 1700 40 inch 2300 40 inch 3000 48 inch 3800 48 inch 4700 48 inch 5500 48 inch 9WARNING Make sure that t...

Page 18: ...ttings on RTC 80 boilers Before installing the boiler flush out all the pipes of the central heating circuit to remove any machining residues oils scale dirt and debris RTC 1000 80 RTC 4700 80 M M 7 6...

Page 19: ...3 13 16 350 28 13 16 732 D Distance between heating return 2 and safety device fitting inch mm 11 13 16 300 17 3 4 450 23 5 8 600 27 9 16 700 29 1 2 750 33 1 2 850 33 1 2 850 33 1 2 850 E Distance bet...

Page 20: ...20 INSTALLATION 2 6 Sensor manifold installation 1000 1300 1700 2300 3000 3800 4700 5500 Sensor manifold type 2 1 2 150 3 150 4 150 5 150 6 150 NPS...

Page 21: ...47 64 95 mm 3 47 64 95 mm 3 47 64 95 mm C 4 29 64 113 mm 4 1 4 108 mm 4 21 64 110 mm 4 21 64 110 mm 4 21 64 110 mm D 3 15 16 100 mm 3 15 16 100 mm 3 15 16 100 mm 3 15 16 100 mm 3 15 16 100 mm E 5 5 8...

Page 22: ...l diameter probe sockets 7 mm Thermowell length L100 mm Boiler RTC 80 1000 1300 1700 2300 3000 3800 4700 Sensor manifold type NPS 2 1 2 150 3 150 4 150 4 150 5 150 5 150 6 150 Thermowell length min ma...

Page 23: ...ets 15 mm Thermowell length L170 mm 3 Inlet operating temperature thermowell G 1 2 for n 2 3 instrument bulb Internal diameter probe sockets 7 mm Thermowell length L100 mm Boiler RTC 80 5500 Sensor ma...

Page 24: ...0 63 61 0 28 46 0 18 31 0 08 RTC 1300 80 120 0 46 80 0 20 60 0 12 40 0 05 RTC 1700 80 156 0 41 104 0 18 78 0 11 52 0 05 RTC 2300 80 212 1 74 141 0 78 106 0 39 71 0 18 RTC 3000 80 276 1 65 184 0 73 138...

Page 25: ...xpansion vessel then the boiler itself must be separated from the heating system by means of a heat exchanger If the hardness of the water exceeds the value specified in the table it is mandatory to i...

Page 26: ...iency 2 8 7 Elimination of air and gas from central heating system When designing new heating systems it is necessary to eliminate the air and other gases that form in the system Recently added fill o...

Page 27: ...needed water supplies and recovery circuits must be condi tioned by suitable treatment systems Refer to the values list ed in the table in the paragraph Water quality requirements 0CAUTION It is prohi...

Page 28: ...MAKE UP WATER FLOW LT RETURN WATER INLET 1 Boiler 2 Burner 3 Isolation valves 4 Central heating system pump 5 Non return valves 6 Automatic vent valve 7 Boiler safety valve 8 Boiler drain valve 9 Y s...

Page 29: ...em pump 5 Non return valves 6 Automatic vent valve 7 Boiler safety valve 8 Boiler drain valve 9 Y strainer 10 Pressure reducer 11 Expansion tank 12 Water softener filter 13 Siphon 14 Condensate outlet...

Page 30: ...er 3 Isolation valves 4 Central heating system pump 5 Non return valves 6 Automatic vent valve 7 Boiler safety valve 8 Boiler drain valve 9 Y strainer 10 Pressure reducer 11 Expansion tank 12 Water so...

Page 31: ...tion valves 4 Central heating system pump 5 Non return valves 6 Automatic vent valve 7 Boiler safety valve 8 Boiler drain valve 9 Y strainer 10 Pressure reducer 11 Expansion tank 12 Water softener fil...

Page 32: ...ion valves 4 Central heating system pump 5 Non return valves 6 Automatic vent valve 7 Boiler safety valve 8 Boiler drain valve 9 Y strainer 10 Pressure reducer 11 Expansion tank 12 Water softener filt...

Page 33: ...system pump 5 Non return valves 6 Automatic vent valve 7 Boiler safety valve 8 Boiler drain valve 9 Y strainer 10 Pressure reducer 11 Expansion tank 12 Water softener filter 13 Siphon 14 Condensate ou...

Page 34: ...ral heating system pump 5 Non return valves 6 Automatic vent valve 7 Boiler safety valve 8 Boiler drain valve 9 Y strainer 10 Pressure reducer 11 Expansion tank 12 Water softener filter 13 Siphon 14 C...

Page 35: ...p of conden sate Pcc in inch W C 1 3 3 7 2 11 Neutralizing the condensate Installation of a condensate neutralization kit is always recom mended The following table states the rate of condensate flow...

Page 36: ...e being eliminated to the floor drain 3 2 3 1 See Draining the condensate A i Description Symbol Unit RTC 80 1000 1300 1700 2300 Height of flue gas outlet A inch mm 21 1 16 535 25 635 Diameter of flue...

Page 37: ...tem is positive 0 2 W C for proper combustion and light off A draft control system may be required to ensure proper draft when two or more boilers are connected to a common stack Con sult the flue mat...

Page 38: ...ou vers should be in a fixed position or interlocked with equipment so that they open automatically during equipment operation The combustion air damper opening shall be located as follows top louver...

Page 39: ...nge fixing nuts System B on the larger sizes comes with a hinge fixing plate a nut and an internal compression spring A B A Smaller sizes system A Larger sizes system B Axis of door rotation 2 14 Chan...

Page 40: ...the plug 1 taking care not to lose the compressed spring inserted in the threaded tube 2 3 4 2 3 6 6 5 6 5 6 4 4 4 Remove the bolt 3 and the nuts 4 Remove the nuts 4 that secure the hinge plate 5 to t...

Page 41: ...d as follows Unscrew the nut and washer 1 from the earth terminal Attach the earth cable s eye connector 2 to the terminal Make sure that the cable is of adequate size and complies with legislation in...

Page 42: ...ross beams 8 and the screws provided Fit the top rear panel 9 the bottom rear bracket 10 and then the bottom rear panels 11 and 12 Fit the front top panel 13 Fit the top panels 14 15 16 and 17 Smaller...

Page 43: ...and low temperature For an optimum energy yield we recommend supplying a flow rate of 10 of the total nominal flow rate via the low temperature flange with a return temperature below the dew point If...

Page 44: ...slowly and observe the pressure gauge whilst doing so Vent the heating system via the radiator air vent valves If the water pressure drops as a result of venting the system Top up the system with wate...

Page 45: ...ghtness Start the burner Complete the burner test report regarding the individual output stages Conduct a tightness test on the hot gas side After a short time in operation tighten the screws in the c...

Page 46: ...em re mains operational especially when there is a risk of frost 9NOTICE Always keep the oil supply valve shut off if the burner is shut down for an extended period of time 4 1 Shutting down the heati...

Page 47: ...h OFF Close all the gas cocks 9DANGER Risk to life from electric shock Before opening a unit disconnect electrical power and lockout to prevent accidental reactivation 9DANGER Risk to life from explos...

Page 48: ...The first time opening the door remove the spare hinge as sembly B bushing bolt and washer opposite the pivot side of the door Remove the deposits accumulated in the flue box through the opening of th...

Page 49: ...stinction is generally made between open vented and sealed unvented systems In practice open vented systems are hardly installed nowadays We will therefore be using a sealed unvent ed heating system t...

Page 50: ...uired Check and clean the burner Visual inspection and remove any contamination Check all safety equipment safety shutdown Function check Flue gas analysis with test report for each output stage See t...

Page 51: ...heck the vent valve The boiler has reached the set tempera ture but the radiators are still cold Air in the circuit Bleed the circuit Pump malfunctioning Check release the pump Problem with minimum te...

Page 52: ...the environment we use the best possible technology and materials taking into account economic points of view Packaging For the packaging we participate in the country specific recycling systems whic...

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Page 56: ...ond Park Road Hingham Massachusetts U S A 02043 2165 Meadowpine Blvd Mississauga ON L5N6H6 CANADA www rielloboilers com The manufacturer strives to continuously improve all products appearance dimensi...

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