REMEHA GAS 460 S Installation And Service Manual
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REMEHA GAS 460 S Installation And Service Manual

REMEHA GAS 460 S Installation And Service Manual

Gas-fired boilers
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Gas-fired boilers
GAS 460 S
300005247-001-E
Installation and
Service Manual
EN

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Summary of Contents for REMEHA GAS 460 S

  • Page 1 Gas-fired boilers GAS 460 S Installation and Service Manual 300005247-001-E...

  • Page 2: Table Of Contents

    Spare parts Gas 460 S........

  • Page 3: Introduction

    In the interest of customers, REMEHA are continuously endeavouring to make improvements in product quality. All the specifications stated in this document are therefore subject to change without notice.

  • Page 4: Homologations

    97/23 EC. the directives 90/396/EC, 92/42/EC, 2006/95/EC and 2004/108/EC. 1.3.2 User country User country ES, GB Category Gas type Distribution pressure (mbar) The boilers leave the factory operating with H natural gas. GAS 460 S 04/01/11 - 300005247-001-E...

  • Page 5: Safety Instructions And Recommendations

    The appliance should be on Summer or Antrifreeze mode rather than switched off to guarantee the following functions: - Frost protection - Protection against corrosion on domestic hot water tanks fitted with a titanium anode 04/01/11 - 300005247-001-E GAS 460 S...

  • Page 6: Technical 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-secondary - with a useful output of between 119 and 380 kW control unit options).

  • Page 7: Main Parts

    Ionization probe: It detects flame presence on the ignition burner by flame ionization. Ignition electrode: This ensures ignition burner ignition using a high voltage spark. Minimum gas pressure switch (Minimum pressure: 12.5 mbar) 10 Ignition box 04/01/11 - 300005247-001-E GAS 460 S...

  • Page 8: Operating Principle

    To restart the heater, press the reset button on the safety box. - If there is a loss of flame in normal operation, the box automatically repeats the start up sequence. GAS 460 S 04/01/11 - 300005247-001-E...

  • Page 9: Installation

    4.1 Regulations governing installation 4.1.1 Other countries Installation and maintenance of the boiler must be carried out by a qualified professional in compliance with prevailing local and national regulations. 4.2 Package list Assembly Instructions 04/01/11 - 300005247-001-E GAS 460 S...

  • Page 10: Mounting

    * Water connection side Gas 460 /... A (mm) 1146 1322 1498 1674 1850 2026 B (mm) 1114 1290 1466 1642 1818 1994 (mm) 1056 1760 Side section (mm) Intermediate section (1) Thickness of a section GAS 460 S 04/01/11 - 300005247-001-E...

  • Page 11: Main Dimensions

    4.3.3 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...

  • Page 12: Hydraulic Connections

    Welded connection possible after sawing off the threading. The hydraulic connections must be made on the same side (either right or left) but never in quincunx. Install a sludge decanting pot on the return pipe, very close to the boiler. GAS 460 S 04/01/11 - 300005247-001-E...

  • Page 13: Gas Connection

    This pipe must be able to be easily disassembled and must not have a sudden change in diameter. The outlet conduit must be maintained in a good condition, checked and cleaned at least once a year. 04/01/11 - 300005247-001-E GAS 460 S...

  • Page 14: Electrical Connections

    0.75 mm². For other electrical connections, use the 3 wire cable with a diameter of 0.75 mm². Make the electrical connections: Control panel instructions. Options brochure. 4.8 Skeleton Diagrams Control panel instructions GAS 460 S 04/01/11 - 300005247-001-E...

  • Page 15: Start-Up

    The boilers are factory-set to operate on natural gas H (G20 - 20 mbar). To convert it to natural gas L, use the gas L conversion kit (optional). Carry out the operations described below. 04/01/11 - 300005247-001-E GAS 460 S...

  • Page 16: 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 GAS 460 S 04/01/11 - 300005247-001-E...

  • Page 17: Changing The Ignition Burner Injector

    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 04/01/11 - 300005247-001-E GAS 460 S...

  • Page 18: 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. GAS 460 S 04/01/11 - 300005247-001-E...

  • Page 19: Attaching The Label

    If there is a drop in the gas supply pressure, the minimum pressure switch shuts down the boiler. 5.3.5 Attaching the label Affix the label which indicates for which type of gas the boiler is fitted and set. 04/01/11 - 300005247-001-E GAS 460 S...

  • Page 20: Checks And Adjustments After Commissioning

    5.3.6 Pressure settings and calibrated injector markings Boiler type Gas 460 S / Useful output 1st stage 83-98 107-126 131-154 155-182 179-210 202-238 226-266 2nd stage 119 - 140 153 - 180 187 - 220 221 - 260 255 - 300...

  • Page 21: Stopping The Boiler

    6.2 Precautions to take in the event of prolonged shutdown (one year or more) - Close the gas valve - The boiler and the chimney must be swept carefully. - Close the door of the boiler to prevent the internal circulation of air. 04/01/11 - 300005247-001-E GAS 460 S...

  • Page 22: Checking And Maintenance

    7.1.3 Checking burner safety Close the gas valve. Check the reaction of the safety system. (Safety box on safety because of ionization fault). GAS 460 S 04/01/11 - 300005247-001-E...

  • Page 23: Maintenance

    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. 04/01/11 - 300005247-001-E GAS 460 S...

  • Page 24: Cleaning Of The Heating Body

    - Clean the combustion chamber using a vacuum cleaner 7.2.3 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. GAS 460 S 04/01/11 - 300005247-001-E...

  • Page 25: Spare Parts Gas 460 S

    8 Spare parts Gas 460 S The code number on the list next to the required piece must be stated when ordering replacement parts. 04/01/11 - 300005247-002-A-C 8.1 Boiler body 04/01/11 - 300005247-001-E GAS 460 S...

  • Page 26: Base Frame + Draught Diverter

    8.2 Base frame + Draught diverter GAS 460 S 04/01/11 - 300005247-001-E...

  • Page 27: Insulation

    8.3 Insulation 04/01/11 - 300005247-001-E GAS 460 S...

  • Page 28: Control Panel K

    8.4 Control panel K 8.5 Control panel K + Components GAS 460 S 04/01/11 - 300005247-001-E...

  • Page 29: Metal Casing For Control Panel K

    8.6 Metal casing for control panel K 04/01/11 - 300005247-001-E GAS 460 S...

  • Page 30: Gas Line 20 Mbar

    8.7 Gas line 20 mbar 8.8 Circuit separation transformer GAS 460 S 04/01/11 - 300005247-001-E...

  • Page 31: Casing

    8.9 Casing 04/01/11 - 300005247-001-E GAS 460 S...
  • Page 32 Complete combustion chamber insulation 8358-8791 - 8 sections 8358-8508 Draught diverter complete - 18 sections Complete combustion chamber insulation 8358-8509 Draught diverter complete - 20 sections 8358-8793 - 10 sections 8116-8078 Nozzle Ø 250 - 8 sections GAS 460 S 04/01/11 - 300005247-001-E...
  • Page 33 Green S/S bipolar switch 8358-5531 Insulating material for body - 20 sections 9532-5102 Reset switch 8358-4004 Rear insulation - 8 sections 8500-0034 Momentary bipolar switch 8358-4006 Rear insulation - 10 sections 8500-0035 Bipolar switch 04/01/11 - 300005247-001-E GAS 460 S...
  • Page 34 Gas flange with pressure socket 1"1/2 9494-8065 Nipple N245 1/4" x 1/8" 8358-5583 Pilot burner pipe 9492-6030 Tee 1/4" 9754-9216 Knob 9494-6035 Nipple N280 1/4" 9764-6000 Gas pressure switch 9494-8055 Nipple N241 1/4" x 1/8" GAS 460 S 04/01/11 - 300005247-001-E...
  • Page 35 8358-0625 Painted cover - 12 sections 8358-6590 Additional part - 18 sections 8358-0626 Painted cover - 14 sections 8358-6591 Additional part - 20 sections 8358-0627 Painted cover - 16 sections 8358-5562 10 collar kit 04/01/11 - 300005247-001-E GAS 460 S...
  • Page 36 Markers Code no. Description 8358-8629 Housing screws packet 8358-8327 Deflector, rear panel GAS 460 S 04/01/11 - 300005247-001-E...
  • Page 37 04/01/11 - 300005247-001-E GAS 460 S...
  • Page 38 GAS 460 S 04/01/11 - 300005247-001-E...
  • Page 39 04/01/11 - 300005247-001-E GAS 460 S...
  • Page 40 © 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. Subject to alterations. 04/01/11...

Table of Contents