Robur Heaters Line F2 Series Installation, Use And Maintenance Manual
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Robur Heaters Line F2 Series Installation, Use And Maintenance Manual

Gas fired unit heaters for heating medium-large areas natural gas/lpg fired
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Installation, use and
maintenance manual
Heaters Line F2 Series
Gas fired unit heaters
for heating medium-large areas
Natural gas/LPG fired

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Summary of Contents for Robur Heaters Line F2 Series

  • Page 1 Installation, use and maintenance manual Heaters Line F2 Series Gas fired unit heaters for heating medium-large areas Natural gas/LPG fired...
  • Page 2 EDITION: 10/2009 Revision: C Code: D-LBR473 This manual has been written and printed by Robur S.p.A.; the reproduction even partial of this manual is forbidden. The original is archived at Robur S.p.A. Any use of this manual other than for personal consultation must be previously authorised by Robur S.p.A.
  • Page 3 Foreward FOREWORD This manual is intended for those people who need to install and use the Robur F2 Series Gas Fired Unit Heaters. In particular this manual is addressed to the hydraulic installation technician who shall install the generator, the electrical installation technician who shall connect the generator to the power supply and the final user who shall check its normal working.
  • Page 4 F2 Series – Gas Fired Unit Heaters – Installation, Use and Maintenance Manual Meaning of Icons The icons placed on the right margin of the odd pages of this manual have the following meaning: Danger signal Warning Note Start of operating procedure Reference to another part of the manual or to another manual/book Table 1 –...

  • Page 5: Table Of Contents

    Table of Contents TABLE OF CONTENTS SECTION 1: GENERAL INFORMATION AND TECHNICAL CHARACTERISTICS..7 1.1 GENERAL WARNINGS ........................7 1.2 OPERATION OF THE UNIT ......................8 1.3 TECHNICAL CHARACTERISTICS....................9 SAFETY AND CONTROL DEVICES ................... 9 1.4 TECHNICAL CHARACTERISTICS....................11 1.5 DIMENSIONS OF THE F2 SERIES GAS FIRED UNIT HEATERS..........12 SECTION 2: END USER ....................13 2.1 FUNCTIONS OF THE REMOTE CONTROL KEYS ................
  • Page 6 F2 Series – Gas Fired Unit Heaters – Installation, Use and Maintenance Manual Ed. 10/2009...

  • Page 7: Section 1: General Information And Technical Characteristics

    By the term Qualified Service Engineers it is meant the personnel having specific technical skills in the field of heating system components for civil use. In any case for more information please contact the Technical Assistance Office of ROBUR S.p.A. (tel. +39 035/888111).

  • Page 8: Operation Of The Unit

    F2 Series – Gas Fired Unit Heaters – Installation, Use and Maintenance Manual that the gas supply pressure is within rating limits. that the gas supply system is suitable to the heater and all safety and check-over devices prescribed by existing standards are duly installed. Do not use gas pipes to ground the appliance, or any other electrical appliances.

  • Page 9: Technical Characteristics

    ROBUR, made of special light alloy, fining horizontally on the air side and vertically on the flue side with extremely high capacity of thermal exchange insulated steel casing painted with epoxy powders axial fan/s with high air flow capacity.
  • Page 10 F2 Series – Gas Fired Unit Heaters – Installation, Use and Maintenance Manual • Safety time: 5 seconds • Pre-purge time: 40 seconds • Power supply: 230 V - 50 Hz • Model: Bertelli & Partners DIMS03 with ignition transformer BRAHMA TC2LTCAF Ed.

  • Page 11: Technical Characteristics

    Section 1 - Generality and Technical Characteristics 1.4 TECHNICAL CHARACTERISTICS MODEL U.M. F2 60 F2 80 F2 100 APPLIANCE CATEGORY 2L3B/P APPLIANCE TYPE – C – C – C – C FEED GAS Natural Gas ( G25 ) - L.P.G. NOMINAL HEAT INPUT NOMINAL HEAT OUTPUT 55.2...

  • Page 12: Dimensions Of The F2 Series Gas Fired Unit Heaters

    F2 Series – Gas Fired Unit Heaters – Installation, Use and Maintenance Manual 1.5 DIMENSIONS OF THE F2 SERIES GAS FIRED UNIT HEATERS F2 60 F2 80 1097 F2 100 1296 1010 1080 F2 60 F2 80 F2 100 1080 Table 4 –...

  • Page 13: Section 2: End User

    Section 2 - User SECTION 2: END USER In this section you can find all the necessary instructions for a correct operation of the F2 Series gas fired unit heaters. The operation of the F2 Series gas fired unit heater is governed by a room thermostat (not supplied but available as accessory - see ACCESSORIES section at page 43) and the remote control provided with the heater (see Figure 2).

  • Page 14: How To Turn On And Off The Heater

    F2 Series – Gas Fired Unit Heaters – Installation, Use and Maintenance Manual 2.2 HOW TO TURN ON AND OFF THE HEATER The heater must be turn on for the first time by qualified service engineers. Before starting the heater, qualified service engineers must check that: •...

  • Page 15: Summer Operation (Cooling)

    Section 2 - User In case of a long period of inactivity, after the above operation and after the axial fans are turned off, close the main gas cock and cut out the power by means of the 2-pole switch placed on the power supply line. SUMMER OPERATION (COOLING) To Have: the heater connected to the gas and power supply lines.
  • Page 16 F2 Series – Gas Fired Unit Heaters – Installation, Use and Maintenance Manual Ed. 10/2009...

  • Page 17: Section 3: Plumbing Installer

    By Qualified Service Engineers we mean the personnel with specific technical skills in the field of the heating system components. In any case, if you need more information please contact the Pre-Sale Department of ROBUR S.p.A. (tel. +39 035/888111). An incorrect installation can cause damages to people, animals and property. In case of erroneous installation, the Manufacturer cannot be held responsible for such damages.

  • Page 18: Installation Sequence

    F2 Series – Gas Fired Unit Heaters – Installation, Use and Maintenance Manual 3.2 INSTALLATION SEQUENCE Install the gas supply lines, the electric power lines, as well as the flue exhaust openings and the combustion air inlet according to the approved installation project. Unpack the unit, carefully checking that it has not been damaged during transport;...

  • Page 19: Size And Installation Of The Air Inlet/Flue Exhaust Pipes

    Section 3 - Hydraulic Installation Technician Min 200 Min 400 Min 2,5 m Max 3,5 m Figure 3 – Clearances to be respected Figure 4 – Position of the units 3.3 SIZE AND INSTALLATION OF THE AIR INLET/FLUE EXHAUST PIPES F2 Series gas fired unit heaters can be installed as follows: type installation: room sealed combustion circuit appliance with inlet air supply and outlet of exhaust gases, either separated (see Figure 7 and Figure 8...
  • Page 20 In any case, use only approved ducts for the installation of the units. Upon request, ROBUR S.p.A. can supply approved rigid pipes, coaxial pipes and terminals. To determine the correct size of the piping system, its total pressure drop has to be calculated.
  • Page 21 Figure 5 – Slope of horizontal pipes DATA TO CALCULATE THE PRESSURE DROP FOR THE AIR INTAKE/FLUE EXHAUST SYSTEM WITH Ø 80 OR Ø 100 PIPES SUPPLIED ON REQUEST BY ROBUR S.P.A. Component Pressure Drop Ø 80 Component Pressure Drop Ø 100 Pipe (Pa/m) 90°...

  • Page 22: Example Of Calculation

    F2 Series – Gas Fired Unit Heaters – Installation, Use and Maintenance Manual DATA TO CALCULATE THE PRESSURE DROP FOR THE AIR INTAKE/FLUE EXHAUST SYSTEM WITH Ø 110 OR Ø 130 PIPES SUPPLIED ON REQUEST BY ROBUR S.P.A. Component Pressure Drop Ø 110 Component Pressure Drop Ø...
  • Page 23 Section 3 - Hydraulic Installation Technician C13 INSTALLATION W/Ø 80 SEPARATE PIPES MAXIMUM ALLOWED LENGTHS (m) AIR PIPE FLUE PIPE F2 60 TOP VIEW F2 80 F2 100 CAUTION: the above-listed lengths are applicable only if the air and flue pipes follow a linear path as Otherwise, you need to calculate the relevant pressure drops shown in Figure.
  • Page 24 F2 Series – Gas Fired Unit Heaters – Installation, Use and Maintenance Manual C33 ROOF COAXIAL INSTALLATION (Cod. O-KTC001) W/Ø 130 PIPES MAXIMUM ALLOWED LENGTHS (m) AIR PIPE FLUE PIPE F2 60 F2 80 F2 100 CONDENSATE DRAIN CAUTION: the above-listed lengths are applicable only if the air and flue pipes follow a linear path as shown in Otherwise, you need to calculate the Figure.
  • Page 25 Section 3 - Hydraulic Installation Technician B23 INSTALLATION W/Ø 110 FLUE PIPE MAXIMUM ALLOWED LENGTHS (m) FLUE PIPE F2 60 TOP VIEW F2 80 F2 100 CAUTION: the above-listed lengths are applicable only if the flue pipe follows a linear path as shown in Otherwise, you need to calculate the relevant pressure drops Figure.
  • Page 26 F2 Series – Gas Fired Unit Heaters – Installation, Use and Maintenance Manual B23 INSTALLATION W/Ø 110 ROOF FLUE PIPE MAXIMUM ALLOWED LENGTHS (m) FLUE PIPE F2 60 F2 80 F2 100 CAUTION: the above-listed lengths are applicable only if the flue pipe follows a linear path Otherwise, you as shown in Figure.
  • Page 27 Section 3 - Hydraulic Installation Technician C53 INSTALLATION W/Ø 110 PIPES MAXIMUM ALLOWED LENGTHS (m) AIR PIPE FLUE PIPE F2 60 F2 56 F2 100 CAUTION: the above-listed lengths are applicable only if the air and flue pipes follow a linear Otherwise, you path as shown in Figure.
  • Page 28 F2 Series – Gas Fired Unit Heaters – Installation, Use and Maintenance Manual Ed. 10/2009...

  • Page 29: Section 4: Electrical Installation Technician

    Section 4 - Electrical Installation Technician SECTION 4: ELECTRICAL INSTALLATION TECHNICIAN In this section you can find all the necessary instructions to make the electrical connections for the F2 Series gas fired unit heaters. 4.1 HOW TO CONNECT THE HEATER TO THE POWER SUPPLY To Have: the heater installed.

  • Page 30: How To Install The Remote Control Box

    F2 Series – Gas Fired Unit Heaters – Installation, Use and Maintenance Manual connect the second cable of the room thermostat to the free terminal (see the installation wiring diagram of Figure 17). It is possible to control multiple heaters with only one external consensus (e.g. analog programmable thermostat, clock programmer, room thermostat, etc.) as indicated in Figure 19, Figure 20 and Figure 21 from page 33.
  • Page 31 Section 4 - Electrical Installation Technician It is possible to control multiple heaters with only one external consensus (e.g. analog programmable thermostat, clock programmer, room thermostat, etc.) as indicated in Figure 19, Figure 20 and Figure 21 from page 33. To check if the heater works properly proceed as described here below: Set the key A to summer ( symbol, see Figure 2 at page 13) and check the correct...

  • Page 32: Installation Wiring Diagram

    F2 Series – Gas Fired Unit Heaters – Installation, Use and Maintenance Manual 4.4 INSTALLATION WIRING DIAGRAM SOFFIATORE BLOWER SCH1 SCHEDA DI CONTROLLO - CONTROL BOARD SCH2 SCHEDA DI CONTROLLO MOTORI – MOTORS CONTROL BOARD SONDA LIMITE – OVERHEAT PROBE TERMOSTATO LIMITE –...

  • Page 33: Wiring Diagram For Multiple Heaters Installation With One Programmer

    Section 4 - Electrical Installation Technician 4.5 WIRING DIAGRAM FOR MULTIPLE HEATERS INSTALLATION WITH ONE PROGRAMMER Figure 19 – Wiring diagram for multiple heaters installation with one programmer and several room thermostats Ed. 10/2009...
  • Page 34 F2 Series – Gas Fired Unit Heaters – Installation, Use and Maintenance Manual Figure 20 – Wiring diagram for multiple heaters installation with one programmer and one room thermostat Ed. 10/2009...
  • Page 35 Section 4 - Electrical Installation Technician Wiring diagram for multiple heaters installation with analog programmable thermostat (O-TNL000) Figure 21 – Ed. 10/2009...
  • Page 36 F2 Series – Gas Fired Unit Heaters – Installation, Use and Maintenance Manual Ed. 10/2009...

  • Page 37: Section 5: Maintenance And Servicing

    The gas valve adjustment must be performed by qualified personnel. To this regard, ROBUR S.p.A. can dispose of a network of Assistance Centres which can be reached through the point of sale, the local agent or by calling directly the Customer Assistance of ROBUR S.p.A.

  • Page 38: How To Replace The Gas

    F2 Series – Gas Fired Unit Heaters – Installation, Use and Maintenance Manual OFF-SET VALUES F2 60 F2 80 F2 100 RATED OFF-SET (mbar) -0.15 -0.15 -0.2 -1.5 -1.5 (mmH -0.09 -0.09 -0.14 MAXIMUM OFF-SET (mbar) -0.9 -0.9 -1.4 (mmH -0.25 0.25 -0.3...
  • Page 39 Section 5 - Maintenance and Servicing NATURAL GAS AND L.P.G. NOZZLES F2 60 F2 80 F2 100 8.20 12.00 12.10 Natural Gas (G25) diameter (mm) printed code LPG (G30-G31) diameter (mm) 5.40 7.90 8.20 printed code Table 9 – F2 Series Nozzle Data (Diameters and Codes) FASTENING SCREWS GAS FLANGE/PIPE ASSEMBLY Figure 23 –...

  • Page 40: Maintenance

    F2 Series – Gas Fired Unit Heaters – Installation, Use and Maintenance Manual 5.3 MAINTENANCE An accurate maintenance is always source of saving and safety. Maintenance for heating units must be done, preferably at the beginning of winter, by qualified service engineers. To ensure a correct and continuous operation it is recommended to carry out, at least once a year, a general cleaning of the appliance (by paying particular attention to clean heat exchangers and fan grids) e the combustion tests in conformity with specific...
  • Page 41 Section 5 - Maintenance and Servicing Before opening the side door to reach the electric switchboard CUT OFF THE POWER to the appliance by the 2-pole switch located upstream the appliance. LED SIGNAL FAULT DESCRIPTION CAUSES ACTIONS REQUIRED • • The ignition electrodes are broken Reposition or replace or badly positioned...

  • Page 42: Limit Thermostat Reset

    Figure 28 – Limit Thermostat Reset The limit thermostat operation ALWAYS means that a fault situation has occurred. Therefore, before resetting the appliance, it is advisable to find the heater overheating causes. In case of frequent stops, please contact the ROBUR Technical Assistance. Ed. 10/2009...

  • Page 43: Section 6: Accessories

    Section 6 - Accessories SECTION 6: ACCESSORIES TUBULAR BRACKET (Code O-STF010) The tubular bracket is suitable for all models and it is supplied complete with tie rods, bolts and washers for wall mounting. ADJUSTABLE BRACKET This bracket allows to install the appliance and orient it correctly before the final fastening. It is equipped with external backplate.

  • Page 44: Analog Programmable Thermostat (Code O-Tnl000)

    F2 Series – Gas Fired Unit Heaters – Installation, Use and Maintenance Manual ANALOG PROGRAMMABLE THERMOSTAT (Code O-TNL000) To switch from two ambient temperature levels (diurnal and nocturnal) and mechanically- operated analog clock programmer. Anti-freeze thermostat (+8 °C). Four-function switch: clock, diurnal temp., nocturnal temp., anti-freeze temperature.
  • Page 46 Robur is dedicated to dynamic progression in research, development and promotion of safe, environmentally-friendly, energy-efficiency products, through the commitment and caring of its employees and partners. Robur Mission Robur Spa advanced heating and cooling technologies Via Parigi 4/6 24040 Verdellino/Zingonia (Bg) Italy T +39 035 888111 F +39 035 4821334 www.robur.com...

This manual is also suitable for:

F2 60F2 80F2 100

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