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Supplied By www.heating spares.co  Tel. 0161 620 6677

42

221474C

4 Replacement of Parts

6369

SECURING
SCREW
(4+4)

Diagram 4.12

IGNITION UNIT SECURING
SCREW

IGNITION UNIT

SENSING
ELECTRODE
LEAD

IGNITION (CVI)
UNIT

SECURING
SCREW

EARTH
ELECTRODE
LEAD

SPARK
ELECTRODE
LEAD

SECURING
SCREW (2)

5288

Diagram 4.13

GAS VALVE
CONNECTOR

SENSING
TUBES

4.16 Gas Valve

Remove control box housing, see diagram 4.1.

Remove the user control switch bracket, see diagram 4.3.

Remove the ignition unit securing screws, see diagram 4.12.

Remove ignition unit.

Disconnect sensing tubes noting which way they fit.

Remove the four extended hexagon screws at the right hand side
of the gas valve,

Support the gas valve, disconnect the union nut at the gas service
cock and remove the valve complete with the inlet pipe.

Separate the valve from the pipe, noting the fitted position.

Discard the “O” rings and fit the new ones supplied.

Fit gas valve cables.  The polarity is not important.

Check and adjust the main burner gas pressure in the hot water
and central heating modes, refer to “Commissioning” in the
Installation Instructions.

4.17 Ignition unit

Remove control box housing, see diagram 4.1.

Remove the user control switch bracket, see diagram 4.3.

Remove the ignition unit securing screws. see diagram 4.13.

Disconnect the electrical connector and the three electrode leads.

Remove ignition unit.

Note: when re-fitting make sure the electrode leads are fitted to the
correct terminals, see diagram 4.13.

4.18 Domestic Hot Water Flow Sensor

Before commencing refer to Section 1.1

Isolate the boiler from the electrical supply, refer to Section 1.3.

Remove the outer case, refer to Section 1.4.

Isolate the domestic hot water inlet, release the domestic water
pressure and drain, refer to Section 1.3 and 1.6.

Remove the control housing, refer to Section 4.14.

Remove the user control switch bracket, see diagram 4.14.

Remove the pressure gauge bracket, see diagram 4.7.

Disconnect the flow sensor cables at the inline connectors.

Remove the flow sensor by disconnecting the union nuts, see
diagram 4.15, noting the fitted position.

Slacken or remove the clip securing the isolating valve, to ease
removal.

Discard the sealing washers and use the new ones supplied.

It is recommended that the water inlet filter is cleaned or renewed
at this stage.

Make sure that the sensor is positioned correctly, with the flow
arrow pointing upwards.

ELECTRICAL
CONNECTORS

SELECTOR
SWITCH

CONTROL
RESET BUTTON

Diagram 4.14

5027

Содержание SwiftFlow 125

Страница 1: ...the installation This is a Cat I2H Appliance Fanned Flue Combination Boiler G C No 47 313 19 125 electronic All replacement parts All labour charges All call out charges Guarantee Registration REGISTE...

Страница 2: ...gaseous fuels Type test for purposes of Regulation 5 certified by Notified body 0087 Product production certified by Notified body 0086 The CE mark on this appliance shows compliance with 1 Directive...

Страница 3: ...stem controls to the electrical supply must be through one common isolator Isolation should preferably be by a double pole switched fused spur box Thefusedspurboxshouldbereadilyaccessibleandpreferably...

Страница 4: ...s a twenty four hour dial that is 1pm is 13 To set the time turn the whole face clockwise until the pointer is against the time of day To set any Off time push the tappets outwards To set any On time...

Страница 5: ...tch C to Off as shown in diagram 3 The main burner will then light when any domestic hot water tap is opened and go out when the tap is closed Which ever position switch C is in domestic hot water wil...

Страница 6: ...he boiler casing can be cleaned using a mild liquid detergent with a damp cloth then a dry cloth to polish Do not use any form of abrasive or solvent cleaner as you may damage the paint work Boiler Ca...

Страница 7: ...8 BS5449 BS6700 BS5546 BS6891 BS4814 BS7074 Part 1 and 2 BS7478 BS7593 BS7671 Manufacturer sinstructionsmustnotbetakenasoverridingstatutory requirements 1 5 Data Label The data label is on the inner c...

Страница 8: ...0 C 16 8 litres min 3 7 gals 350 C 14 4 litres min 3 17 gals Electrical supply 230V 50Hz Electrical rating 130W Internal Fuse rating Fuse 1 Type 2AT Fuse 2 Type 3 15AT Lift Weight 39 0 kg 85 98 lb Tot...

Страница 9: ...all and a permanent facing wall must be a minimum of X see diagram 3 1 and 3 3 plus 272mm For side flue installation the dimension between any adjacent permanent walls must be a minimum of Y see diagr...

Страница 10: ...he ductings A 1 2 or 3metre flue system and elbow terminal kit must be used and can be supplied This will provide the range shown in diagram 3 3 for a rear flue diagram 3 4 for a side flue AFlueBendKi...

Страница 11: ...space Outside Diagram 3 5 4783 3 4 Terminal Guard A terminal guard is required if persons could come into contact with the terminal or the terminal could be subject to damage If a terminal guard is r...

Страница 12: ...nd 17o C 30o F dependent on the system resistance and the available pump head The pump adjuster should normally be left at maximum 3 but in some cases it is permissible to adjust the pump to a lower s...

Страница 13: ...the boiler into an existing system special care should be taken to drain the entire system including radiators then thoroughly cleaning out before fitting the boiler whether or not adding an inhibito...

Страница 14: ...hastheboilercase The flue connection is on the top IMPORTANT Should internal flue installation kit Part No 452481 which will enable the flue terminal to be inserted through the wall to the outside of...

Страница 15: ...UE CENTRELINE Diagram 6 4 SECURING SCREW 2 UNIONS 5 CLIP 5 LOCATION CLIPS 6921 0177M 6 4 Wall Sleeve Note If required an optional Wall Liner Kit Part No 900861 is available complete with fixing instru...

Страница 16: ...hown in diagram 7 2 then cut to length cutting square and removing any burrs 7 4 Flue Assembly Locate the flue duct drilled end onto the flue elbow and secure with screw supplied in loose items pack s...

Страница 17: ...6389 FOAM SEAL 7 6 Internal Flue Assembly Note This requires the use of the internal flue installation kit Place the flue assembly into the flue hole to make sure that the flue terminal is correctly p...

Страница 18: ...in the boiler mounting frame will clear the expansion vessels Flush out the domestic hot water and the heating systems before connecting to the boiler Make the connections to the domestic hot water ou...

Страница 19: ...V 50Hz FROST STAT NO ROOM STAT TO BOILER RED LINK 5 POLE CONNECTOR ON MOUNTING FRAME MAINS POTENTIAL FROST STAT 3 L N 2 1 3 AMP FUSE L N 230V 50Hz PERMANENT MAINS SUPPLY POTENTIAL FREE ROOM STAT NO FR...

Страница 20: ...emove the red link cable and connect heating system controls in series The mains cable outer insulation must not be cut back external to the plug 9 3 Clock Timer An internal clock timer kit can be sup...

Страница 21: ...ews see diagram 10 3 Note When removing and replacing the control box make sure you protect the cables from damage Removethecontrolhousingandsupportasshownindiagram10 4 If this is not possible place o...

Страница 22: ...ting isolating valves slots in line with the length of the valve see diagram 8 1 Flush fill and vent the system refer to Section 4 9 WARNING Several components operate on mains voltage and with THE OU...

Страница 23: ...the main burner on using leak detection fluid Take care not to splash any of the electrical components Fully open the hot water throttle clockwise see diagram 11 4 Check that the water flow rate is no...

Страница 24: ...adjustment by reducing below the required pressure then increasing up to the required setting turn clockwise to increase Isolate the boiler from the electrical supply Remove the pressure gauge and rep...

Страница 25: ...iagram 11 5 Note Securewiththetwoouterscrewsonlyifthereisnoclock timer fitted Set the boiler and any remote heating control to the desired settings then close the door 11 11 Instruct the User Instruct...

Страница 26: ...Instructions BEFORE DRAINING THE BOILER REFER TO SECTION 1 6 1 4 Outer Case Removal The door opens to the left or right hand side The door catch is spring loaded to open push the side opposite to the...

Страница 27: ...down in the combustion chamber Remove the burner support bracket wing nut and securing screw see diagram 2 4 NOTE The sensing lead is connected to the burner Disconnect the lead when the burner is be...

Страница 28: ...ure that it is seated onto the heat exchanger and over the top edge of the front panel To fit the fan locate it into the rear bracket and ease the flue elbow onto the fan outlet making sure that the f...

Страница 29: ...d By www heating spares co Tel 0161 620 6677 29 221474C 2 Servicing Diagram 2 4 5695 5697 BURNER BURNER BRACKET WING NUT SPARK ELECTRODE EARTH ELECTRODE BURNER GUIDE SECURING SCREW MAIN INJECTOR SENSI...

Страница 30: ...me on if reset is required Allow the boiler and system to cool down waiting at least a minimum of four minutes before pressing the reset button If this is satisfactory proceed with the detailed fault...

Страница 31: ...IVE 230V 50Hz T2A FUSE CVI IGNITION UNIT 230V br b br b br L N br L OPTIONAL SWITCHED LIVE FROM ROOM STAT 230V 50Hz COMMON CLOCK TIMER b N b y L N ON PUMP RESET NVLO INDICATOR 3 3 M LOW VOLT 28V r 3a...

Страница 32: ...ESSURISED STATE 230V 26V TRANS FORMER TO REMOTE HEATING CONTROL 5 WAY PLUG SOCKET SELECTOR SWITCH CH THERMISTOR DHW THERMISTOR USER CONTROL BOARD FAN DRIVER P C B D C FAN N C N O C KEY br bk b g gry o...

Страница 33: ...he Red Low Pressure light flash User Control board in order To stop Red Low Pressure light flashing Refill C H circuit to 0 7 bar then switch the electrical supply to the appliance off and then on Pro...

Страница 34: ...t Does boiler go to lockout Faulty sense electrode Correct CH operation Is there 30Vac CN7 on pins 3 4 and 0 8Vdc on pin 1 2 CN7 Faulty main PCB Isolate supply Is the resistance at CN2 on the fan driv...

Страница 35: ...ty main PCB Has CH overheat gone open circuit Faulty main PCB Faulty main PCB Faulty sense electrode Faulty CH thermistor Is CH thermistor resistance correct 10k ohms cold 1 6k ohms hot Check pump spi...

Страница 36: ...NO YES YES Faulty clock timer Replace 5666 Diagram 3 6 DIGITAL CLOCK TIMER Does clock keep time Set clock to off period Is there continuity across common and heating on Clock in order if no central he...

Страница 37: ...ical supply 4 1 Fan Refer to the appropriate parts of Section 2 2 Afterfanhasbeenfitted checktheburnerpressureandifnecessary adjust refer to Installation Instructions section 11 4 4 2 Main Burner Refe...

Страница 38: ...agram 4 4 Replace the O ring seal with the new seal provided Make sure that the switch terminals are facing diagonally forwards to give access as shown in diagram 4 4 Reconnect the electrical connecti...

Страница 39: ...washer under the pressure gauge connection when refitting the safety valve 4 14 Control Boards CAUTION Great care must be taken when handling any control board THE MAIN CONTROL BOARD MUST BE KEPT IN T...

Страница 40: ...ol housing remove the transformer and insulation To connect the transformer cables correctly refer to diagram 4 11 4 Replacement of Parts Diagram 4 8 FASCIA HINGE PIN CONTROL HOUSING COVER SUPPORT POS...

Страница 41: ...IN CONTROL BOARD USER CONTROL BOARD PUMP N L WIRING AS DIAGRAM 4 12A 230V 50Hz PERMANENT MAINS SUPPLY FUSED AT 3A Y P G Y B BR 1 2 3 N L screened r w gry b y g p FLOW SENSOR 1 4 5 6 7 8 BOILER PROTECT...

Страница 42: ...box housing see diagram 4 1 Remove the user control switch bracket see diagram 4 3 Remove the ignition unit securing screws see diagram 4 13 Disconnect the electrical connector and the three electrode...

Страница 43: ...boiler refer to Section 1 3 and 1 6 Remove the pressure gauge refer to Section 4 13 Disconnect the union nuts to release the safety valve see diagram 4 17 4 22 Water Inlet Filter Refer to the appropri...

Страница 44: ...s of the heat exchanger to remove it see diagram 4 20 Reassembly Notes Locate the raised location tabs on the combustion chamber sides into the slots on the heat exchanger see diagram 4 20 Make sure t...

Страница 45: ...STION CHAMBER FRONT PANEL CLIP SIDE INSULATION PIECES LOWER REAR INSULATION UPPER REAR INSULATION Diagram 4 21 COMBUSTION CHAMBER FRONT PANEL SECURING SCREW 4 6392 6924 Diagram 4 20 GAS AIR RATIO SENS...

Страница 46: ...nnect the gas service cock union Disconnect the safety valve discharge pipe from the boiler see diagram 1 1 Separate the two parts of the boiler multi pole electrical connector Slacken the clips of th...

Страница 47: ...RACKET Diagram 4 28 TIMER CLOCK CLOCK TIMER DIGITAL CLOCK TIMER ELECTRO MECHANICAL and DIGITAL CLOCK TIMER 6515 4 32 Clock Timer if fitted ELECTRO MECHANICAL and DIGITAL clock timer Release the mounti...

Страница 48: ...r pressure switch assembly 397 862 16 202218 User PCB 278 141 17 208214 Water inlet filter 281 359 18 800153 Automatic air vent assembly 313 285 19 800149 Safety valve assembly 397 677 20 230506 Gas v...

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