REMEHA Gas 460 S Technical Instructions
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REMEHA Gas 460 S Technical Instructions

Gas-fired boilers
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Remeha Gas 460 S
English
Gas-fired boilers
06/02/06
Technical
instructions

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Summary of Contents for REMEHA Gas 460 S

  • Page 1 Remeha Gas 460 S English Gas-fired boilers 06/02/06 Technical instructions...

  • Page 2: Table Of Contents

    Warranty ................. . .33 Remeha Gas 460 S...

  • Page 3: Introduction

    Risk of injury and damage to equipment. Attention must be paid to the warnings on Caution danger safety of persons and equipment Specific information Information must be kept in mind to maintain comfort Reference Refer to another manual or other pages in this instruction manual 06/02/06 - 300005247-001-B Remeha Gas 460 S...

  • Page 4: Description

    - with electronic ignition via the ignition burner for hot water central Gas 460 S boilers are delivered with a K control panel. They can be heating fitted with an optional RC4 and RC5 control unit (master-slave control - with a useful output of between 119 and 380 kW unit options).

  • Page 5: Main Parts

    Ionisation probe: It detects flame presence on the ignition burner by flame ionisation. Ignition electrode: This ensures ignition burner ignition using a high voltage spark. Minimum gas pressure switch (Minimum pressure: 12.5 mbar) 10 Ignition box 06/02/06 - 300005247-001-B Remeha Gas 460 S...
  • Page 6 10 10 A Circuit-breaker: with delayed action and manual reset. 11 Location for optional features or a RC4/RC5 control unit 13 Switch for selecting the number of burner stages 14 Burner alarm indicator + Reset button Remeha Gas 460 S 06/02/06 - 300005247-001-B...

  • Page 7: Technical Characteristics

    4 Technical characteristics The boilers can operate on natural gases type H/L. Boiler Gas 460 S / 1st stage 83-98 107-126 131-154 155-182 179-210 202-238 226-266 Useful efficiency 2nd stage 119-140 153-180 187-220 221-260 255-300 289-340 323-380 93.1- 119.4- 145.6- 171.9-...

  • Page 8: Main Dimensions

    5 Main dimensions Heating outlet R 2 Draining Rp 3/4 Heating return R 2 Boiler Gas 460 S A (mm) 1362 1362 1362 1412 1412 1412 1462 B (mm) 1146 1322 1498 1674 1850 2026 Ø C (mm) D (mm)

  • Page 9: Operation

    Note 1: The box may be on safety on its first start up: press the reset button to release it. Note 2: If the reset button is pressed in normal operation, the gas valves close and the box starts a new ignition sequence. 06/02/06 - 300005247-001-B Remeha Gas 460 S...
  • Page 10 TCH2 Boiler thermostat 2 Speed Safety lockout warning light Ignition burner valve + Safety valve VS Safety time: maximum 10 seconds tstab Flame stabilisation time: 5 seconds Pre-ignition time: 10 seconds Waiting time: 0 seconds Remeha Gas 460 S 06/02/06 - 300005247-001-B...

  • Page 11: Adapting To Another Gas

    Unscrew the nozzle using a screwdriver and screw in the new spanner). injector. Remove the nozzle + seal. - Reassemble the parts - Carry out a leak tightness check Natural gas H Natural gas L Nozzle marking Nozzle diameter 0.80 mm 1.00 mm 06/02/06 - 300005247-001-B Remeha Gas 460 S...

  • Page 12: Changing The Burner Injectors

    - Lift out the injector with a number 12 spanner assemble the new a spanner. injectors with their new joint. - Carry out a leak tightness check. Natural gas H Natural gas L Nozzle marking 390A 450A Nozzle diameter 3.9 mm 4.5 mm Remeha Gas 460 S 06/02/06 - 300005247-001-B...

  • Page 13: Setting The Injector Pressure

    B again by a quarter turn and continue the setting by turning D after freeing the inhibitor screw C. - On propane, the regulator B is fully tightened. It is not used. 06/02/06 - 300005247-001-B Remeha Gas 460 S...
  • Page 14 - Set the 1st stage flow with the ring E. - By turning to the right, you increase and, by turning to the left, you decrease the principal flow. - Tighten the inhibitor screw C. Remeha Gas 460 S 06/02/06 - 300005247-001-B...

  • Page 15: Checking The Minimum Gas Pressure Switch Setting

    The minimum gas pressure switch on the safety valve is set in the factory to a value of 12.5 mbar, which corresponds to the setting for natural gas. To operate on propane, set the start-up pressure to 20 mbar. 06/02/06 - 300005247-001-B Remeha Gas 460 S...

  • Page 16: Attaching The Label

    If there is a drop in the gas supply pressure, the minimum pressure switch shuts down the boiler. 6 Attaching the label Affix the label which indicates for which type of gas the boiler is fitted and set. Remeha Gas 460 S 06/02/06 - 300005247-001-B...

  • Page 17: Commissionning

    Commissionning 1 Pressure settings and calibrated injector markings Table of pressure settings and injector markings + Flow table (15°C - 1013 mbar) Boiler type Gas 460 S / Useful efficiency 1st stage 83-98 107-126 131-154 155-182 179-210 202-238 226-266 2nd stage...

  • Page 18: Final Checks Before Commissioning

    Pressure settings and calibrated injector markings. If necessary, adjust the pressure as shown in the relevant chapters: Setting the injector pressure. Ignition circuit Gas pressostat Gas valve circuit Leak proofing system (Options RE 30) Remeha Gas 460 S 06/02/06 - 300005247-001-B...

  • Page 19: Maintenance

    - Take out the insulation - Remove the sweeping hatch from the draught diverter - If necessary, clean the boiler body using the special brush provided - Clean the combustion chamber using a vacuum cleaner 06/02/06 - 300005247-001-B Remeha Gas 460 S...
  • Page 20 Unscrew the union joint on the gas inlet pipe Unscrew the 4 holding nuts on the burner drawer Take out the burner drawer - Clean the burner trains (slits) using a soft brush, a short-handled brush or a vacuum cleaner. Remeha Gas 460 S 06/02/06 - 300005247-001-B...
  • Page 21 Painted surfaces The painted surfaces can be cleaned with tepid or cold soapy water. Wipe the painted surfaces with a soft cloth or a damp sponge. 06/02/06 - 300005247-001-B Remeha Gas 460 S...

  • Page 22: Spare Parts Gas 460 S

    Spare parts Gas 460 S The code number on the list next to the required piece must be stated when ordering replacement parts. 01/10/05 - 300005247-002-A Boiler body...
  • Page 23 Base frame + Draught diverter 06/02/06 - 300005247-001-B Remeha Gas 460 S...
  • Page 24 Insulation Remeha Gas 460 S 06/02/06 - 300005247-001-B...
  • Page 25 Control panel K Control panel K + Components 06/02/06 - 300005247-001-B Remeha Gas 460 S...
  • Page 26 Metal casing for control panel K Remeha Gas 460 S 06/02/06 - 300005247-001-B...
  • Page 27 Gas line 20 mbar Circuit separation transformer 06/02/06 - 300005247-001-B Remeha Gas 460 S...
  • Page 28 Cladding Remeha Gas 460 S 06/02/06 - 300005247-001-B...
  • Page 29 Draught diverter complete - 10 sections sections 8358-8505 Draught diverter complete - 12 sections Complete combustion chamber - 18 8358-8713 sections 8358-8506 Draught diverter complete - 14 sections 8358-8507 Draught diverter complete - 16 sections 06/02/06 - 300005247-001-B Remeha Gas 460 S...
  • Page 30 8406-8082 Fastening 9422-9294 Tank insulation - 20 sections CONTROL PANEL K BOILER BODY INSULATION 200003771 Control panel 8358-5523 Insulating material for body - 8 sections 8358-5525 Insulating material for body - 10 sections Remeha Gas 460 S 06/02/06 - 300005247-001-B...
  • Page 31 8358-8288 Burner stiffener - 20 sections 8358-8703 Gas line - 18 sections 8358-8760 FURIGAS complete pad 8358-8704 Gas line - 20 sections 9755-3151 Ignition transformer ANSTOS 9536-1561 Valve MB-ZRDLE 410B01 9654-4002 Anti-parasite filter 06/02/06 - 300005247-001-B Remeha Gas 460 S...
  • Page 32 8358-8952 Complete lower front panel - 14 sections Complete front cladding support - 10 8358-8620 8358-8953 Complete lower front panel - 16 sections sections 8358-8954 Complete lower front panel - 18 sections Remeha Gas 460 S 06/02/06 - 300005247-001-B...

  • Page 33: Warranty

    Additional part - 14 sections 8358-6589 Additional part - 16 sections 8358-6590 Additional part - 18 sections 8358-6591 Additional part - 20 sections 8358-5562 10 collar kit 8358-8629 Housing screws packet 8358-8327 Deflector, rear panel 06/02/06 - 300005247-001-B Remeha Gas 460 S...
  • Page 34 Remeha Gas 460 S 06/02/06 - 300005247-001-B...
  • Page 35 06/02/06 - 300005247-001-B Remeha Gas 460 S...
  • Page 36 © Copyright All technical and technological information contained in these technical instructions, as well as any drawings and technical descriptions supplied, remain our property and shall not be multiplied without our prior consent in writing.. Ours is a policy of continuous development. We reserve the right to alter specifications without prior notification Subject to alterations...

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