Baxi 946 Installer'S Manual Download Page 43

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Refit the hotbox as described in the relevant installation

sections. Make sure gas soundness, sealing, spillage test
and performance are satisfactory.

17.9 To remove the Quantum fascia.

Remove the firefront.

Remove the two screws securing the bottom of the

fascia to the sides of the hotbox (See figure 69).

Carefully lift the fascia upward to clear the upper

retaining bracket on the hotbox (See figure 70). Pull the
fascia clear and place carefully aside.

Refit in the reverse order. Make sure that the fascia is

properly located over the upper retaining bracket.
See section 14 of this manual for detailed fitting
instructions.

17.10 To remove the Camden, Fusion and Coast
fascia.

Remove the firefront.

The fascia is made up of three trims. These trims

are held in place by magnets. Remove the top trim
by pulling forward. Place carefully aside (See figure
71).

Remove the side trims by pulling forward.

Place carefully aside (See figure 71).

Refit in the reverse order. Make sure that the

top corners of the fascia have no gaps.

Page 43

INSTALLER GUIDE

Figure 71. Removal of fascia

Figure 70. Quantum fascia
removal

Figure 69. Removing the
fascia securing screws

Summary of Contents for 946

Page 1: ... the Republic of Ireland telephone 0044 8706 061 065 INSTALLER Please leave this guide with the owner Baxi Heating U K Ltd THIS APPLIANCE IS FOR USE WITH NATURAL GAS G20 WHEN CONVERTED USING CONVERSION KIT NO 0595231 THIS APPLIANCE IS FOR USE WITH PROPANE GAS G31 THIS APPLIANCE IS SUITABLE ONLY FOR INSTALLATION IN THE UNITED KINGDOM GB AND THE REPUBLIC OF IRELAND IE Model 946 fitted with Anthem Au...

Page 2: ...s Division is a member of the Society of British Gas Industries which works to ensure high standards of safety quality and performance Careful Installation Baxi Fires Division is a CORGI registered company All our gas fires must be installed by a competent CORGI Registered Installer in accordance with our Installer Guide and should not be fitted directly on to a carpet or floor of combustible mate...

Page 3: ...rner 23 10 3 Inlet pressure check 23 10 4 Fitting the burner tray trim 24 11 CERAMIC COALS INSTALLATION 24 12 CERAMIC PEBBLES INSTALLATION 28 13 FULL OPERATING CHECKS 32 14 FASCIA AND FIREFRONT INSTALLATION 33 15 SPILLAGE AND FLAME SUPERVISION CHECKS 36 16 FINAL REVIEW 38 17 SERVICING AND PARTS REPLACEMENT 39 17 1 Checking the aeration setting of the burner 40 17 2 To remove the burner unit 40 17 ...

Page 4: ...red too heavy then obtain assistance When lifting always keep your back straight Bend your legs and not your back Avoid twisting at the waist It is better to reposition your feet Avoid upper body top heavy bending Do not lean forward or sideways whilst handling the fire Always grip with the palm of the hand Do not use the tips of fingers for support Always keep the fire as close to the body as pos...

Page 5: ...isposed of at a tipping site licensed for the disposal of industrial waste Protective clothing is not required when handling these articles but we recommend you follow the normal hygiene rules of not smoking eating or drinking in the work area and always wash your hands before eating or drinking This appliance does not contain any component manufactured from asbestos or asbestos related products W...

Page 6: ...61 Part 1 BS 1251 BS 5871 Part 1 BS 6891 In England and Wales the current edition of the Building Regulations issued by the Department of the Environment and the Welsh Office In Scotland the current edition of the Building Standards Scotland Regulations issued by the Scottish Executive In Northern Ireland the current edition of the Building regulations Northern Ireland issued by the Department of ...

Page 7: ...loor is of a type that is likely to be covered in such a way then the distance from the base of the fireplace opening in the wall to the finished floor level should be increased to at least 147mm To protect from the risk of burns and ignition of clothing a tactile separator shall be used The hearth detailed in section 3 9 meets the requirements for a tactile separator If this is not used then a 62...

Page 8: ...le for installations under all circumstances unless there is a history of cracking problems Remember that faults such as cracking may be caused by poorly built and restrictive flues e g mortar extrusions too many bends flue heights below three metres restrictive terminations etc 3 2 4 If the fireplace opening is greater than the acceptable dimensions given in this guide do not use the back of a fi...

Page 9: ...the open position 3 7 If the appliance is intended to be installed to a chimney which was previously used for solid fuel the flue must be swept clean prior to installation All flues should be inspected for soundness and freedom from blockages 3 8 If the fireplace opening is an underfloor draught type it must be sealed to stop any draughts 3 9 The appliance must be mounted behind a non combustible ...

Page 10: ...room as this appliance or in any area from which ventilation for the appliance is taken if it does not affect the safe performance of the appliance Note the spillage test requirements detailed further on in this manual If the fan is likely to affect the appliance the appliance must not be installed unless the fan is permanently disconnected 3 14 The minimum height from the base of the fireplace op...

Page 11: ...y terminals must comply with BS 715 or BS 1289 Any terminal or termination must be positioned in accordance with BS 5440 Part 1 to ensure that the products of combustion can be safely dispersed into the outside atmosphere Where the appliance is connected to an unlined brick chimney it is generally unnecessary for the chimney pot to be replaced or for a terminal to be fitted unless the flue has a d...

Page 12: ...Page 12 INSTALLER GUIDE Figure 5 Appliance dimensions and clearances Fascia may differ from that shown The appliance dimensions A B C shown in the table are subject to manufacturing tolerance ...

Page 13: ... 592 B Appliance width mm 450 450 450 450 500 including plinth 450 450 450 450 C Appliance depth into room mm 85 63 55 68 80 75 76 63 67 D Minimum mandatory clearance to combustible surfaces projecting beyond the front of appliance mm 100 100 100 100 100 100 100 100 100 E Recommended clearance to non combustible surfaces for access purposes mm 10 10 10 10 50 From fascia sides not plinth 10 10 10 1...

Page 14: ...crews No 8 x 6 6 B screws No 8 x 10 2 C screws M4 x 10 2 D screws M5 x 10 1 E Quantum fascia hanging bracket 2 F Cable adjusters 1 G Inlet elbow including pressure test point nut and olive 1 H Grommet for rear of hotbox 4 I Wall fixing plugs 4 J Screweyes 1 Hotbox and burner assembly 1 Burner tray trim Supplied with all 946 models but NOT to be fitted to the Anthem 1 Length of self adhesive foam s...

Page 15: ...Page 15 INSTALLER GUIDE Figure 6 Pack contents continued ...

Page 16: ... or Minima models 2 Using concealed tension cables fixed to the rear of the fireplace opening Available on all models The methods are detailed in section 9 of this manual Before selecting the retention method consult with the customer Method 2 is provided for instances where drilling holes in the front surface of the fireplace surround is unacceptable to the customer or otherwise impractical N B I...

Page 17: ...f the above is correct check for damage to the electrode lead 7 GAS SUPPLY CONNECTION A nut and olive are provided for an 8mm pipe inlet connection to the inlet elbow at the bottom front of the appliance The inlet elbow can be rotated to allow a connection from any direction The inlet elbow includes a valve for isolating the gas supply and a pressure test point The supply pipe must be rigid materi...

Page 18: ... Minima models 1 The fascia is supplied in three pieces Remove any protective film The two longer pieces are the left and right sides The shorter piece is the top The left and right hand pieces have folded edges one of which is shorter than the other This shortened edge should be fitted at the inner top on both sides Fit the top piece last and centralise See figure 9 8 3 Fitting the foam seal All ...

Page 19: ...s the restrictor will have to be removed After removal conduct the spillage check again The restrictor is packed flat with the appliance and will require bending prior to fixing Bend the restrictor as shown in figure 11 Fit the restrictor as shown in figure 12 using the two B screws provided 8 5 Fitting the Quantum fascia hanging bracket 1 Supplied in the loose parts pack is a fascia hanging brack...

Page 20: ...e marked positions using a no 12 masonry drill 5 Insert a wall plug I into each hole 6 Place the hotbox back in position in the fireplace 7 Fit a suitable screw Not supplied through each hole in the hotbox flanges and tighten to seal the box to the fireplace surround We recommend the use of a screw with 1 1 2 inches 38mm length 9 2 Cable retention Available on all models 1 Make sure that the relev...

Page 21: ...box fully back into the fireplace opening so that it is sealed against the fireplace front surround 8 Fit a cable adjuster F over the bottom end of each cable 9 Pull each cable taut Push the cable adjusters hard up against the back panel Tighten the screws in the adjusters so that they clamp the cables in position Apply tension to the cables by turning the hexagonal adjusters by hand See figure 18...

Page 22: ...figure 20 If the fixing points are on the front of the hotbox flange then fold back the two burner tags See figure 21 2 Connect the supply line to the appliance 3 If closed open the isolating valve at the inlet elbow 4 Turn on the gas supply and pressure check the installation pipework for gas soundness In the United Kingdom check in accordance with the current edition of BS 6891 In the Republic o...

Page 23: ...es should gradually become lower but remain alight Depress the control knob slightly to release from the LOW position and turn back clockwise to the Pilot ignition position The main burner should extinguish but the pilot should remain alight Depress the control knob slightly and turn back clockwise to turn OFF This will extinguish the pilot If the above checks are satisfactory continue with the in...

Page 24: ...r models supplied with a Coal fuel effect only For Pebble fuel effect see section 12 11 1 Ceramic coal fuel effect installation for Homeflame Traditional Blenheim Sonnet Debut Camden Coast models The ceramic fuel effect may cause staining discolouration to decorative surfaces It is therefore advisable to protect decorative surfaces 1 Place the base coal in the firebox See figure 24 Page 24 INSTALL...

Page 25: ...ceramic coals should not cover the opening slots in the base ceramic coal If the opening slots in the base ceramic coal are covered by more than 2 3 millimetres a poor flame picture will result See figure 26 A gap is required between the outer left hand ceramic coal and the ceramic coal to its right This is for pilot viewing 3 Place five loose ceramic coals on top of the first row of ceramic coals...

Page 26: ... that it is as far forward as possible The amount of movement will be negligible See figure 29 2 Place the front base coal in the firebox with its bottom front locating over the front rim of the firebox Pull the coal forward so that it locates immediately behind the front rim of the firebox See figure 30 The front base coal will touch the rear base coal as it is located There are two types of loos...

Page 27: ...type B coal at the right side of the firebox between the front and rear base coals The letter B should be upright The coal should touch the right side of the firebox See figure 34 7 Place the remaining type A coal between the front and rear base coals The letter A should be upside down with its rear face between the right and centre coals of the rear base coal Angle the coal so that the gap betwee...

Page 28: ... rest on the ledges at the rear sides of the burner unit See figure 36 Install the 6 loose pebbles as follows The underside of each pebble is marked with a letter A to F and an arrow 2 The pebbles should be positioned so that the arrows always point towards the back of the fireplace opening When located into position the stem of each arrow should be at 90 to the rear of the fireplace opening See f...

Page 29: ...D upright with the arrow pointing to the top Place pebble D on top of the base pebble See figure 40 7 Hold pebble E upright with the arrow pointing to the top Place pebble E on top of the base pebble See figure 41 8 Hold pebble F upright with the arrow pointing to the top Place pebble F on top of pebble C It should rest against the rear of the pebble base See figure 42 Page 29 INSTALLER GUIDE Figu...

Page 30: ...pull it forward so that it locates immediately behind the front rim of the firebox See figure 44 The front base pebble will touch the rear base pebble as it is located Install the 7 loose pebbles as follows The underside of each pebble is marked with a letter A to G and an arrow The pebbles should be positioned so that the arrows always point towards the back of the fireplace opening When located ...

Page 31: ... upright with the arrow pointing to the top Place pebble D between the front and rear base pebbles It should bridge the gap between the front and rear base pebbles See figure 48 8 Hold pebble E upright with the arrow pointing to the top Place pebble E between the front and rear base pebbles It should bridge the gap between the front and rear base pebbles See figure 49 9 Hold pebble F upright with ...

Page 32: ...k will be heard as the integral piezo operates A spark should be seen between the electrode and pilot tip 3 Turn the control knob clockwise to the OFF position Repeat this operation until a flame appears at the pilot There may be a delay before the pilot lights due to air being purged from the system When a flame appears at the pilot keep the control knob depressed and hold the pilot ignition posi...

Page 33: ...ite normal 14 FASCIA AND FIREFRONT INSTALLATION 14 1 Fitting a firefront that has not been supplied with the fire A slotted firefront with a minimum free area as shown in figure 52 must always be used For models supplied with a Baxi Fires Division firefront the open area may differ slightly from that stated in figure 52 In these cases the firefront will have been tested with the fire and found to ...

Page 34: ...refront trim to the fascia Figure 55 14 3 Fitting the Camden Fusion and Coast fascia trim 1 The fascia is supplied in three pieces Carefully remove the three pieces from the packaging Remove any protective film 2 The magnets used to locate each trim should already be positioned on the rear of each trim Each trim should have two magnets If the magnets are not fitted then locate one magnet centrally...

Page 35: ...trally between the fascia 14 7 Fitting the Anthem firefront 1 The Anthem firefront is fitted with a set of fixing brackets Each bracket has two threaded holes As supplied the top threaded hole should be fitted with a 25mm long machine screw If the screw has been located to the threaded hole below remove it and locate to the hole above 2 The screw should be set at a distance of 15mm Measured from t...

Page 36: ...iance on for five minutes 4 Place the smoke match into the appliance canopy See figure 62 5 The installation is satisfactory if the smoke is drawn into the appliance If the smoke is not drawn into the appliance leave the appliance alight at the maximum setting for a further ten minutes and then repeat the test If smoke is still not drawn into the appliance inspect the sealing to the fireplace surr...

Page 37: ...e monitoring system The pilot unit incorporates a system that will automatically shut off the gas supply if the pilot flame goes out or if there is insufficient oxygen due to spillage or lack of ventilation Check that the system operates properly as follows Light the appliance Set at the HIGH position and leave for one minute Turn back to OFF to extinguish the pilot Note the time when the pilot go...

Page 38: ...ntrol to its highest setting This will also burn off any carbon deposits that may have formed during previous use If using the appliance for long periods it is beneficial to change between settings This will also help to remove any carbon deposits that may form during use 8 Recommend that the appliance should be serviced and the chimney inspected by a competent person In the UK a CORGI registered ...

Page 39: ...and around the fire before and after working on the fire When replacing these articles we recommend that the replaced items are not broken up but are sealed within a heavy duty polythene bag clearly labelled as RCF waste This is not classified as hazardous waste and may be disposed of at a tipping site licensed for the disposal of industrial waste Protective clothing is not required when handling ...

Page 40: ...ting and ash pan cover firefront in the reverse order to that shown in section 14 2 Remove the ceramic fuel effect The ceramic fuel effect may cause staining discolouration to decorative surfaces It is therefore advisable to protect decorative surfaces 3 Support the inlet elbow to avoid straining the pipework and disconnect the appliance from the inlet elbow 4 Detach the burner unit from the hotbo...

Page 41: ... replaceable 17 4 To remove the gas valve See figure 66 1 Remove the burner unit See section 17 2 2 If lying the burner on its back ensure that the work surface is suitably protected This will avoid damage to the work surface Turn the burner unit upside down 3 Detach the pilot pipe from the gas valve 4 Detach the inlet pipe 5 Detach the injector pipe 6 Detach the electrode lead from the rear of th...

Page 42: ... described in the relevant installation sections Make sure gas soundness sealing spillage test and performance are satisfactory 17 8 To remove the Anthem Aura 2 Debut Blenheim Homeflame Traditional Minima and Sonnet fascia Important Before removing the fascia check to see if the foam seal covers the flange on the rear of the fascia If it does then ensure that a replacement foam seal is available 1...

Page 43: ...e order Make sure that the fascia is properly located over the upper retaining bracket See section 14 of this manual for detailed fitting instructions 17 10 To remove the Camden Fusion and Coast fascia 1 Remove the firefront 2 The fascia is made up of three trims These trims are held in place by magnets Remove the top trim by pulling forward Place carefully aside See figure 71 3 Remove the side tr...

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