Ideal Boilers Optia HE 9 Installation And Servicing Instructions
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Ideal Boilers Optia HE 9 Installation And Servicing Instructions

Ideal Boilers Optia HE 9 Installation And Servicing Instructions

Wall mounted, balanced flue, fanned gas boiler
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Optia HE
High Efficiency Boilers
9, 12, 15, 18
Wall mounted, balanced flue, fanned gas boiler
For details of document amendments, refer to page 3
January 2008
UIN 201 962 A06
Installation & Servicing Instructions
See reverse for Optia HE Users Guide
Manufactured exclusively for Wolseley UK by Ideal Boilers

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Summary of Contents for Ideal Boilers Optia HE 9

  • Page 1 Wall mounted, balanced flue, fanned gas boiler For details of document amendments, refer to page 3 January 2008 UIN 201 962 A06 Installation & Servicing Instructions See reverse for Optia HE Users Guide Manufactured exclusively for Wolseley UK by Ideal Boilers...
  • Page 2 Optia Installation & Servicing...
  • Page 3 DOCUMENT AMENDMENTS Relevant Installation changes implemented in this book from Mod Level .... A05 (Oct 06) to A06 (Jan 08) • Page 26 & 27, Frames 39 & 40 - Condensate Pipe Termination Configurations BS6798 recommends that a second trap and an air break are required where the siphon trap within the boiler is less than 75mm for configuration 2 and 3.
  • Page 4 GENERAL Table 1 - General Data Boiler Size HE12 HE15 HE18 Gas supply connection (in. BSP) Rc 1/2 (1/2) 1/2" (BSP Female) Flow connection 22mm copper Return connection 22mm copper Maximum static water head m (ft.) 30.5 (100) Minimum static water head m (ft.) 0.45 (1.5) Electrical supply...
  • Page 5 GENERAL Optia HE CONTENTS Air Supply..............9 Natural Gas only Benchmark Commissioning Checklist ..... 46 Boiler size G.C. Appliance No. PI No. Boiler Clearances ............7 (Benchmark No.) Boiler Exploded View ..........13 Electrical Connections ..........28 41-421-70 87 BQ 10 Electrical Regulations ..........

  • Page 6: Safe Handling

    CURRENT GAS SAFETY (INSTALLATION AND USE) REGULATIONS OR RULES IN FORCE. The Optia HE 9, 12, 15 and 18 are a range of automatically fully controlled, wall mounted, balanced flue, fanned, high efficiency, The appliance is suitable only for installation in GB and IE and condensing gas boilers.

  • Page 7: Boiler Water Connections

    GENERAL BOILER WATER CONNECTIONS This appliance in NOT suitable for use in a direct hot water system or for gravity circulation. BOILER CLEARANCES Front clearance: 450mm (17 ") from the front of the boiler casing. The following minimum clearances must be maintained for operation and servicing.

  • Page 8: Gas Supply

    GENERAL 3. Minimum acceptable spacing from the terminal to obstructions Bathrooms and ventilation openings are specified in Table 3. This range of appliances is rated IP 1XB. 4. Where the lowest part of the terminal is fitted less than 2m The boiler may be installed in any room or internal space, although (6'6") above a balcony, above ground or above a flat roof to particular attention is drawn to the requirements of the current...

  • Page 9: Air Supply

    GENERAL The boiler is fitted with a special drain plug, which is provided, to TERMINAL drain the BOILER ONLY, in the event of the system drain plug The terminal assembly can be adapted to accommodate various being unable to do so. The hydraulic resistance of the boilers, at MAXIMUM OUTPUT with an 11 C (20 F) temperature differential,...

  • Page 10: Electrical Supply

    GENERAL When thermostatic radiator valves are used, the space heating the point of connection to the mains MUST be situated outside of temperature control over a living / dining area or hallway having the bathroom. a heating requirement of at least 10% of the boiler heat output Note.
  • Page 11 GENERAL SEALED SYSTEM REQUIREMENTS Non-return valve Automatic air vent Hosepipe (disconnect after filling) Hose unions Additional stop valve Temporary hose (disconnect Hose connector Double check valve after filling) assembly (note direction of flow) Note. 4. Expansion Vessel The method of filling, refilling, topping up or flushing sealed a.
  • Page 12 GENERAL SEALED SYSTEM REQUIREMENTS - continued 7. Mains Connection c. Through a temporary hose connection from a draw-off tap supplied from a service pipe under mains pressure. Where There must be no direct connection to the mains water supply the mains pressure is excessive a pressure-reducing valve or to the water storage tank supplying domestic water, even shall be used to facilitate filling.
  • Page 13 INSTALLATION BOILER ASSEMBLY - Exploded view Data Condensate Plate siphon trap cla7880 LEGEND Sightglass PCB25E Main Burner Air pressure switch Front Panel Gas Valve Controls Casing Controls Door Control Box Flue Protection Thermostat Optia HE - Installation & Servicing...
  • Page 14 INSTALLATION UNPACKING The boiler is supplied fully assembled in Pack A, Pack A Contents together with a standard flue assembly for lengths A The complete boiler D Wall mounting template from 75mm (3") up to 705mm (27 ") rear flue and from 270mm (10 5/8") up to 775mm (30 ") side flue B Installation &...

  • Page 15: Determining The Flue Length

    INSTALLATION PACKAGING AND CASING REMOVAL 1. Cut straps and remove outer carton. (a) Casing 2. Remove packing from top of boiler (Note the wall mounting retaining screws plate is packed on this packing) Front panel 3. Leave bottom packing in place. 4.
  • Page 16 INSTALLATION 11 FLUE ASSEMBLY - Exploded View 1. An optional flue duct extension kit is required for wall thicknesses greater than 775mm (30 ") side flue. Refer to Frame 10. LEGEND 1. Terminal 2. Weather seal (optional extra) 3. Flue assembly 4.
  • Page 17 INSTALLATION 14 CUTTING THE FLUE - wall thicknesses of 75 to 705mm Note. If the downward piping kit bracket is to be used, it is essential that 30mm is added to the measured wall thickness when marking the flue. 1. Measure and note the wall thickness X (Refer to Frame 10). 2.

  • Page 18: Mounting The Boiler

    INSTALLATION 16 FITTING THE FLUE ASSEMBLY AND OPTIONAL FLUE FINISHING KIT (if required) (A) Without Optional Flue finishing Kit (B) With Optional Flue finishing Kit 1. Insert the flue assembly through the hole. 1. Fit the black outer wall seal over terminal and ensure the retaining rim is 2.
  • Page 19 INSTALLATION 20 FLUE ASSEMBLY - Exploded view For wall thickness 270mm to 775mm The optional side outlet kit is required for all side flue applications. An optional flue duct extension kit is required for lengths (distance from the outside wall to the relevant side of the boiler casing) greater than 775mm (30 1/2").

  • Page 20: Fitting The Flue Assembly

    INSTALLATION 23 CUTTING THE FLUE - For flue lengths 270 to 775mm ONLY 1. Measure and note the side flue length "Y" (refer to Frame 10). 2. Add 143mm (5 ") to dimension "Y" and measuring from the ring, cut both outer and inner tube. Ensure support clip is in position to facilitate cutting.

  • Page 21: Connecting The Flue To The Boiler

    INSTALLATION 26 MOUNTING THE BOILER Note. The boiler may require two men to lift it onto the wall mounting plate. For downward routing of pipes the M5 spacer (supplied in the downward piping kit) should now be fitted to the back of the boiler.
  • Page 22 INSTALLATION 28 FLUE EXTENSION DUCTS - For flue lengths greater than 705mm rear flue or 775mm side flue Extension duct & clamp 1.0m (39") long Washers - 2 off Wall plugs - 2 off Flue duct support mxhe7656 Clamp screws - 2 off Support fixing screws - 2 off 29 FLUE EXTENSION DUCTS - continued (R or L)

  • Page 23: Fitting The Optional Roof Flue Kit (Flat Or Pitched)

    INSTALLATION 31 FITTING THE OPTIONAL ROOF FLUE KIT (Flat or Pitched) Note. A flat or pitched roof flashing plate (not supplied) is required before proceeding with the installation of this kit. This kit is suitable for both flat and pitched roof terminations, using a concentric flue to run vertically from the top of the boiler and terminating above roof level.

  • Page 24: Flue Terminal Position

    INSTALLATION 33 FLUE TERMINAL POSITION The terminal should be positioned so that products of combustion can safely disperse at all times. Pluming may occur at the termination so, where possible, terminal positions where this could cause a nuisance should be avoided. Minimum dimensions are shown below 610 mm min.

  • Page 25: Assembling The Roof Flue Kit

    INSTALLATION 35 ASSEMBLING THE ROOF FLUE KIT Determine the correct height that the flue should terminate above the roof. If after calculating or measuring the overall flue height from the top of the boiler, it is necessary to cut both pipes of assembly A, then ensure they are cut equally leaving the inner flue tube longer than the outer air tube as supplied.

  • Page 26: Gas Connection

    INSTALLATION 36 GAS CONNECTION 37 WATER CONNECTIONS Refer to 'Gas Supply ', page 8. 1. Remove the plastic plugs from the flow and Refer to Frame 2 for gas inlet service dimensions. return pipes. A minimum pressure of 20 mbar MUST be available at the boiler inlet 2.
  • Page 27 INSTALLATION 40 CONDENSATE PIPE TERMINATION CONFIGURATIONS . . . continued 3. INTERNAL CONNECTION TO SOIL AND VENT STACK Termination into a down pipe can take place providing it can be confirmed that the down pipe is part of a combined waste and rain water system.

  • Page 28: Electrical Connections

    INSTALLATION 41 ELECTRICAL CONNECTIONS 3. Route the mains cable into the box from the RHS of the boiler. WARNING. The appliance must be efficiently earthed. 4. Connect the live, neutral and earth wires into the terminal A mains supply of 230 V ~ 50 Hz is required. strip as shown.
  • Page 29 INSTALLATION 43 PICTORIAL WIRING Limit Flue protection thermostat LEGEND thermostat b - blue bk - black br - brown gy - grey or - orange Thermostat pk - pink sensor - red v - violet w - white y - yellow y/g - yellow/green cla7677 44 MID POSITION VALVE...

  • Page 30: Frost Protection

    INSTALLATION 45 TWO SPRING CLOSED VALVE Pumped only Notes. 1. Some earth wires are omitted for clarity. Ensure proper earth continuity when wiring. 2. Numbering of terminals on thermostats is specific to the manufacturer. 3. This is a fully controlled system - set the boiler thermostat to maximum.

  • Page 31: Commissioning And Testing

    INSTALLATION 47 COMMISSIONING AND TESTING The Benchmark Log Section of this book or equivalent self certification should be completed and signed to demonstrate compliance with Building Regulations. B. GAS INSTALLATION A. ELECTRICAL INSTALLATION 1. The whole of the gas installation, including the meter, MUST 1.

  • Page 32: Handing Over

    INSTALLATION 49 INITIAL LIGHTING - continued 19. Swing the control box back into its working position and secure. 20. Refit the controls pod to the boiler casing and tighten the 2 front fixing screws. 21. Close the pod door. controls support fixing screws 50 GENERAL CHECKS Make the following checks for correct operation:...

  • Page 33: Servicing Schedule

    SERVICING 52 SERVICING SCHEDULE To ensure the continued safe and efficient operation of the 7. Remove and clean the siphon. Refer to Frame 58 and then appliance it is recommended that it is checked at regular check the drain for blockage. intervals and serviced as necessary.

  • Page 34: Cleaning The Fan Assembly / The Flueways

    SERVICING 55 CLEANING THE FAN ASSEMBLY / THE FLUEWAYS 1. Remove the air pressure switch and CO/CO sensing pipes. 4. Pull off the two electrical connections to the flue protection 2. Disconnect the electrical connections. thermostat. 3. Remove the 2 fan fixing screws and remove the fan by pulling forward.

  • Page 35: Cleaning The Siphon

    SERVICING 58 CLEANING THE SIPHON 1. Pull the heat shield forward to remove from clips. 2. Unscrew the siphon union connection. 3. Remove the rubber sump connection pipe and the blockage sensing pipe. 4. Remove the two siphon retaining screws and remove siphon. 5.

  • Page 36: Overheat Thermostat Replacement

    SERVICING 63 OVERHEAT THERMOSTAT REPLACEMENT 4. Pull off the electrical connections at the thermostat. Remove 1. Refer to Frame 61. the backnut retaining the thermostat to the casing. Withdraw 2. Remove the control box fixing screws. the thermostat phial from the heat exchanger pocket and 3.

  • Page 37: Pilot Burner Replacement

    SERVICING 65 LIMIT THERMOSTAT REPLACEMENT Flow pipe Return pipe 1. Refer to Frame 61. 2. Remove the limit thermostat assembly from the boiler flow pipe. 3. Disconnect the electrical connectors 4. Clip new thermostat onto flow pipe 5. Reassemble in reverse order. NOTE.

  • Page 38: Ignition Electrode And Lead Replacement

    SERVICING 68 IGNITION ELECTRODE AND LEAD REPLACEMENT 1. Refer to Frame 61. 2. Remove the burner and air box assembly. Refer to Frame 54. 3. Remove the electrode retaining nut. 4. Remove the pilot shield. 5. Remove the ignition electrode and integral lead. 6.

  • Page 39: Fan Replacement

    SERVICING Air pressure switch & 71 FAN REPLACEMENT Electrical CO/CO sensing pipes connections 1. Refer to Frame 61. 2. Remove the two fan electrical connections, the red pressure sensing pipe, the blue CO/CO sensing pipe and the two fan fixing screws. 3.

  • Page 40: Heat Exchanger Replacement

    SERVICING 75 HEAT EXCHANGER REPLACEMENT 12. Remove the 2 rubber sealing grommets from the top of the back panel to facilitate fitting the new assembly. Note. Refer to Frame 7 (Boiler assembly - Exploded view) for illustration of the procedure detailed below. 13.
  • Page 41 SERVICING 77 SIPHON REPLACEMENT 1. Refer to Frame 61. 2. Remove the burner. Refer to Frame 54. 3. Pull the heat shield forward to remove from clips. 4. Pull off the rubber sump connecting pipe and the blockage sensing pipe. 5.

  • Page 42: Fault Finding

    FAULT FINDING Check mains supply and fuses. START Check for condensate blockage Is the mains on neon 'I3' illuminated? Check programmer and system thermostats are all ON. Reset the overheat 'stat. Set control Check that boiler plug and socket 'stat to maximum. Allow the boiler to are OK and fully connected.

  • Page 43: Short List Of Parts

    SHORT LIST OF PARTS 1. Boiler Model The following are parts commonly required due to damage or expendability. 2. Appliance G.C. Number Their failure or absence is likely to affect safety or performance of this appliance. 3. Description The list is extracted from the British Gas List of Parts, which contains all 4.

  • Page 44: Short Parts List

    SHORT LIST OF PARTS 78 SHORT PARTS LIST 13 A FUSE cla7873 Optia HE - Installation & Servicing...

  • Page 45: Installer Notification Guidelines

    INSTALLER NOTIFICATION GUIDELINES IT IS A REQUIREMENT OF CORGI MEMBERSHIP TO REGISTER EVERY GAS APPLIANCE In addition a change to Building Regulations (England and Wales) requires the installer to notify when installing a heating appliance, as from 1st April 2005. Install and commission this appliance to manufacturers' instructions...
  • Page 46 BENCHMARK No. GAS BOILER COMMISSIONING CHECKLIST C O L L E C T I V E M A R K BOILER SERIAL No. NOTIFICATION No. CONTROLS To comply with the Building Regulations, each section must have a tick in one or other of the boxes TIME &...

  • Page 47: Service Interval Record

    SERVICE INTERVAL RECORD It is recommended that your heating system is serviced regularly and that you complete the appropriate Service Interval Record Below. Service Provider. Before completing the appropriate Service Interval Record below, please ensure you have carried out the service as described in the boiler manufacturer's instructions.
  • Page 48 The code of practice for the installation, commissioning & servicing of central heating systems Optia HE Installer/Technical Helpline: 0870 8498057...

This manual is also suitable for:

Optia he 12Classic he9Classic he15Classic he18Classic he12

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