Zanussi ULTRA COMBI 30 Installation And Servicing Download Page 1

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INSTALLATION

AND SERVICING

ULTRA+ COMBI 30 35

FOR USER GUIDE SEE REVERSE OF BOOK

Manufactured by Ideal Boilers for Zanussi.

When replacing any part on this appliance, use only spare parts that you can be

assured conform to the safety and performance specification that we require.

Do not use reconditioned or copy parts that have not been clearly authorised by Ideal Boilers.

For the very latest copy of literature for specification and maintenance practices visit our website

www.zanussi-boilers.co.uk where you can download the relevant information in PDF format.

March 2017

UIN 216371 A03

Summary of Contents for ULTRA COMBI 30

Page 1: ...u can be assured conform to the safety and performance specification that we require Do not use reconditioned or copy parts that have not been clearly authorised by Ideal Boilers For the very latest copy of literature for specification and maintenance practices visit our website www zanussi boilers co uk where you can download the relevant information in PDF format March 2017 UIN 216371 A03 ...

Page 2: ...oad P4 kW 24 3 24 3 Part Load P1 kW 8 0 8 0 Auxiliary Electricity Consumption Full Load elmax kW 0 032 0 029 Part Load elmin kW 0 013 0 013 Standby PSB kW 0 005 0 005 Seasonal Space Heating Energy Efficiency Full Load ƞ4 90 0 90 0 Part Load ƞ1 98 7 98 7 Standby Loss Pstby kW 0 050 0 050 Ignition Pign kW 0 0 Emissions NOx mg kWh 28 33 Annual Energy Consumption QHE GJ 75 75 Sound Power Level Indoors...

Page 3: ...I Class VIII 1 2 1 5 2 3 4 3 5 5 PRODUCT FICHE The energy efficiency of the package of products provided for in this document may not correspond to its actual energy efficiency once installed in a building as the efficiency is influenced by further factors such as heat loss in the products in relation to the building size and its characteristics Collector Size in m2 Tank Volume in m3 Collector Eff...

Page 4: ...4 Installation and Servicing ...

Page 5: ... press the RESTART button The boiler will repeat the ignition sequence if a heat demand is present NOTES FOR THE INSTALLER Page 2 ERP Data Table Update to Table Page 3 Product FICHE Update to ERP Data Section 2 9 Determining the Flue Length and Flue Packs Required Update to Powered Vertical Flue table Section 2 15 Assembling the Roof Flue Kit Image updated showing new min max angles Section 3 1 Se...

Page 6: ...6 Installation and Servicing ...

Page 7: ...39 3 2 Boiler Front Panel Removal Replacement 40 3 3 Fan And Venturi Assembly Removal And Cleaning 40 3 4 Burner Removal Cleaning 41 3 5 Cleaning the Condensate Trap Siphon 41 3 6 Cleaning the Heat Exchanger 42 3 7 Reassembly 42 3 8 Replacement Of Components 43 3 9 Fan Replacement 43 3 10 Burner Injector Replacement 44 3 11 Burner Replacement 44 3 12 Return Thermistor Renewal 45 3 13 Ignition Elec...

Page 8: ...ross heat input Btu h by the gross C V of the gas Btu ft3 d For m3 h multiply l s by 3 6 Key to symbols GB United Kingdom IE Ireland Countries of destination PMS Maximum operating pressure of water C13 C33 C53 A room sealed appliance designed for connection via ducts to a horizontal or vertical terminal which admits fresh air to the burner and discharges the products of combustion to the outside t...

Page 9: ...ecord Cold water inlet temp measure record Hot water outlet temp measure record Water flow rate at max setting measure record For condensing boilers only Condensate drain 28 29 For all boilers complete sign hand over to customer For GB to comply with Building Regulations Part L1 Part 6 in Scotland the boiler should be fitted in accordance with the manufacturer s instructions Self certification tha...

Page 10: ... plate heat exchanger in a heated condition This only occurs if the PREHEAT button is pressed and the display reads HOT WATER PREHEAT ON When there is a demand for CH the heating system is supplied at the selected temperature of between 30o C and 80o C until DHW is drawn off The full output from the boiler is then directed via the diverter valve to the plate heat exchanger to supply a nominal DHW ...

Page 11: ...ce should be made to the relevant British Standard Code of Practice In IE the installation must be carried out by a Registered Gas Installer RGII and installed in accordance with the current edition of I S 813 Domestic Gas Installations the current Building Regulations and reference should be made to the current ETCI rules for electrical installation Detailed recommendations are contained in the f...

Page 12: ...general guidance 1 The boiler MUST be installed so that the terminal is exposed to external air 1 7 LOCATION OF BOILER The boiler must be installed on a flat and vertical internal wall capable of adequately supporting the weight of the boiler and any ancillary equipment The boiler may be fitted on a combustible wall and insulation between the wall and the boiler is not necessary unless required by...

Page 13: ...tatic radiator valve control of temperature in individual rooms should also be fitted with a room thermostat controlling the temperature in a space served by radiators not fitted with such a valve When thermostatic radiator valves are used the space heating temperature control over a living dining area or hallway having a heating requirement of at least 10 of the minimum boiler heat output should ...

Page 14: ...ith a core drill the flue can be installed from inside the building where wall thicknesses do not exceed 600mm Where the space into which the boiler is going to be installed is less than the length of flue required the flue must be fitted from the outside Installation from inside ONLY b If a core boring tool is to be used inside the building the space in which the boiler is to be installed must be...

Page 15: ...this or for any other reason an additional vessel MUST be installed on the return to the boiler Guidance on vessel sizing is given in table above Notes a The method of filling refilling topping up or flushing sealed primary hot water circuits from the mains via a temporary hose connection is only allowed if acceptable to the local water authority b Antifreeze fluid corrosion and scale inhibitor fl...

Page 16: ...uncorn Cheshire WA7 4QX Tel 0800 389 4670 Scalemaster Water Treatment Products Emerald Way Stone Staffordshire ST15 0SR Tel 44 0 1785 811636 Calmag Ltd Unit 3 6 Crown Works Bradford Road Sandbeds Keighley West Yorkshire BD20 5LN Tel 44 0 1535 210320 Adey Professional Heating Solutions Gloucester Road Cheltenham GL51 8NR Tel 44 0 1242 546700 SYSTEM REQUIREMENTS CONT Domestic Hot Water 1 The DHW ser...

Page 17: ...206 Pipe Gas Injector 211 Injector Assy 214 Venturi 215 Fan 217 Burner 218 Gasket Burner 219 Sump Clean Out Cover 223 Flue Manifold 224 Flue Manifold Top 227 Clamp Retaining Flue Turret 228 Hose Condensate Internal 229 Siphon Trap 231 Condensate Outlet Connection 302 Primary PCB 304 Control Thermistor Return 306 Electrode Ignition 307 Electrode Detection 308 Ignitor Unit 309 Thermistor Flow 313 Ig...

Page 18: ...TS Gas Valve Pack 1 Pipe Gas Inlet 2 Washer Gas blue 3 Gas Cock Filling Loop Pack 1 3 8 Top Hat Washer 2 Valve Filling Loop 3 Pipe Filling Loop 4 Washer Fibre 3 8 Return Valve Pack 1 Pipe CH Return 2 Washer CH 3 Valve Return DHW Pack 1 1 2 Top Hat Washer x2 2 Cap Female 3 Plug Male and Clip 4 Nut G1 2 16 Brass Flat 5 Washer 18 5 x 11 x 11 8 x2 6 Pipe DHW Outlet 7 Pipe DHW Inlet 8 Valve DHW Inlet A...

Page 19: ...F B 1 2 Pack B Contents Non Telescopic A Flue Terminal B Flue Turret C Rubber Terminal Wall Seal D Cutting Aid E Wall Seal White 2 3 UNPACKING CONT D A D B C E Note This flue system incorporates a removable flue outlet nose that utilises a push fit location system This enables the installation of deflector high level or balcony outlet flue kits without the removal of the whole B pack terminal The ...

Page 20: ...to the wall Both wall faces immediately around the cut hole should be flat 2 Drill 2 mounting holes marked from template with a 7 5mm 8mm masonry drill and insert the plastic plugs provided for the wall mounting plate 3 Locate 2 No 14 x 50mm screws in the wall mounting plate one at each side in any of the 3 holes provided at each side and screw home Ensure mounting bracket is level 2 8 MOUNTING TH...

Page 21: ...rew cap seal and a lower air sample point with an air stopper seal Ensure all caps seals are in place Additional Termination Kits available for use with these B packs Flue Deflector Kit The resistance is the equivalent of 1 metre of flue pipe and therefore must be deducted from any maximum flue length High Level Flue Outlet Kit The maximum permissible concentric flue length when using a standard 5...

Page 22: ...ue Terminal 600mm long B Pack flue will require cutting on values below maximum values shown in the table above If using the 2000mm D Pack the maximum usable length per extension is 1950mm If using the 500mm D Pack the maximum usable length per extension is 450mm Shows the flue required when measured from outside edge of turret to the outside face of the wall to obtain cut length add 44mm Minimum ...

Page 23: ... terminal is uppermost 4 Drill a 3 5mm hole through one of the 2 outer side holes in the outer flue section into the inserted outer flue as shown Take care not to pierce the inner plastic flue Fit screw provided 5 Seal the joint on the outer air duct with the tape provided 6 Fit internal and external wall seals see installing flue CUTTING HORIZONTAL FLUE TERMINAL 600MM LONG B PACK 1 Measure the re...

Page 24: ...ll need to be refitted 9 When 1st mark is in line with the wall whilst holding the flue firmly push the white wall sealing flange to the wall until the 2nd of the two marks is just visible If the last location mark is clearly past the white inner wall seal then the outer wall seal will have been dislodged from its mounting and will need to be re fitted 10 Ensure the seam and the outlet terminal ar...

Page 25: ...sal weather collar ACCESSORIES Flue Duct Extension Kits are available for flue lengths extending beyond 1m These packs contain 1m extension ducts and may be cut to the desired length If the offset vertical option is used an elbow Kit is required Soffit Flue Kit supplied as an optional extra For a full accessories list refer to page 11 Optional Extras Flue duct support Vertical Connector Flue duct ...

Page 26: ...penetrate the shaded area of the roof Note The equivalent flue length resistance of the elbow kits are 90o elbow kit 1m 45o elbow kit 0 6m If chimney penetrates dotted area such that A is less than 300mm B shall not be less than 300mm Where two or more vertical fanned draught chimney configurations terminate in close proximity at the same height they shall be separated by at least 300mm Where any ...

Page 27: ...the instructions provided with the vertical connector kit 3 Secure the vertical connector by applying downward pressure on the connector 4 Position the clamp on the top face of the flue manifold and push it horizontally backwards Locate both clamp lugs into the flue manifold and secure to the flue manifold with the M5 retaining screw 5 Push extension duct if required supplied separately into verti...

Page 28: ...xternal Drain Connections The use of an externally run condensate drainage pipe should only be considered after exhausting all internal termination options as described previously An external system must terminate at a suitable foul water discharge point or purpose designed soakaway If an external system is chosen then the following measures must be adopted The external pipe run should be kept to ...

Page 29: ...use Minimum connection height up to 3 storeys Soil vent stack 450 Boiler with 75mm sealed condensate trap Min Ø 19mm Internal pipe Min Ø 30mm Internal pipe Water weather proof insulation 75 Boilers without 75mm sealed condensate trap must be fitted with a 75mm trap and visible air break Visible air break at plug hole Min Ø 19mm Internal pipe Sink basin bath or shower with integral overflow and 75m...

Page 30: ...e DHW outlet pipe tail to DHW outlet connection ensuring the seal provided is correctly located 3 Fit the filling loop provided between the DHW inlet valve and the CH return valve GAS CONNECTION IMPORTANT The gas service cock is sealed with a non metallic blue fibre washer which must not be overheated when making capillary connections Refer to Section 1 16 for details of the position of the gas co...

Page 31: ...t valve and fit the grey cap to the open end 8 Fit the Plug to the free end of the filling loop Note Open all DHW taps to ensure water is flowing freely Once satisfied close all taps Top Up 1 Ensure filling loop is connected and all washers in place 2 Ensure dust cap on auto air vent is slackened off Refer to Section 3 24 3 Turn the DHW Inlet handle blue A to the horizontal position 4 Slowly turn ...

Page 32: ...nnected to a permanent live supply and NOT switched by thermostats programmers If the supply cord is damaged it must be replaced by the manufacturer service agent or similarly qualified persons in order to avoid hazard Accessing the installer wiring 1 Isolate the mains supply from the boiler 2 Remove the front panel Refer to section 3 2 3 Swing down the control box into the service position unclip...

Page 33: ...er DIAGRAM A DIAGRAM B Room Stat with External Timer Programmable Room Stat or Room Stat with Internal Timer Optional Room Stat or Optional Frost Programmable Frost Stat Room Stat Stat Room Stat Timer Frost Room Frost Room Stat Stat L N Stat Stat L N Optional Timer Optional Timer DIAGRAM C Use of General Live for Room Stat Optional Room Stat Frost Stat Mains In Frost Room Stat Stat L N Optional Ti...

Page 34: ...P LIVE DHW LIVE X3 PUMP GND X9 X8 OWC OWC OPENTHERM OPENTHERM OPENTHERM 5V CHIP COM BUS TX CHIP COM BUS 24V CHIP COM BUS GND CHIP COM BUS 5V CHIP COM BUS RX MAINS LIVE MAINS NEUTRAL AUXILIARY LIVE IONISATION 2 2 FLOW DHW DHW X7 1 3 2 1 1 1 2 3 4 5 6 2 WPS SIGNAL WPS GND FLUE FLUE RETURN RETURN 1 3 2 1 3 2 1 TIMER LINK 3 2 1 black grey red green blue brown green yellow orange pink violet yellow bk ...

Page 35: ...ds only 2 23 COMMISSIONING AND TESTING GENERAL Please Note The combustion for this appliance has been checked adjusted and preset at the factory for operation on the gas type defined on the appliance data plate DO NOT adjust the air gas ratio valve Having checked That the boiler has been installed in accordance with these instructions The integrity of the flue system and the flue seals as describe...

Page 36: ...y ON and check all external controls are calling for heat CENTRAL HEATING 9 Set the CH temp control B to max and turn the mode knob C to The boiler control should now go through its ignition sequence until the burner is established 10 If the boiler does not light then after 5 attempts the boiler will lock out and display fault code L2 Restart the boiler Refer to Section 2 26 The boiler will repeat...

Page 37: ...hould show then when the burner lights 2 Close all taps except the furthest one from the boiler and check that the boiler is firing at maximum rate This is factory set to give a DHW temperature rise of approximately 35o C at the flow rate stated on page 10 under operation 3 Reduce the DHW draw off rate to about 3 l min and check that the boiler modulates to deliver DHW at approximately 65o C 4 Clo...

Page 38: ... the building in the event of the system remaining inoperative during frosty conditions 4 Explain the function and the use of the boiler heating and domestic hot water controls Explain that due to system variations and seasonal temperature fluctuations DHW flow rates temperature rise will vary requiring adjustment at the draw off tap It is therefore necessary to draw the user s attention to the se...

Page 39: ...379 3 and be calibrated in accordance with the analyser manufacturer s requirements and Competence can be demonstrated by satisfactory completion of the CPA1 ACS assessment which covers the use of electronic portable combustion gas analysers in accordance with BS7967 Parts 1 to 4 Note In order to carry out either servicing or replacement of components the boiler front panel must be removed Refer t...

Page 40: ...n the front panel 5 Re tighten the two retaining screws 3 3 FAN AND VENTURI ASSEMBLY REMOVAL AND CLEANING 1 Disconnect the electrical leads from the fan 2 Remove the clip from the gas control valve outlet and ease the pipe upwards Rotate and then ease down to remove 3 Remove the extended nut on the fan mounting bracket 4 Lift off fan and venturi assembly 5 Undo the two M4 screws and release the no...

Page 41: ...tion Care must be taken to ensure that the burner is not placed down upon its face as this may cause damage to the ceramic 6 Brush off any deposits that may be on the ceramic with a SOFT brush 7 Inspect the sealing gasket around the burner for any signs of damage Replace as necessary 3 5 CLEANING THE CONDENSATE TRAP SIPHON 1 3 2 2 4 4 5 1 Pull off the rubber pipe at the sump drain 2 Disconnect the...

Page 42: ...orrect Refer to Sections 3 13 3 14 1 Ignition Electrode Flame Detection Reassemble the boiler in the following order 1 Ensure that the condensate trap siphon is full of water 2 Refit the burner ensuring the sealing gasket is correctly positioned and free from damage tighten the 4 fixing screws in the sequence shown below 3 Refit the fan venturi assembly ensuring the retaining tabs are correctly po...

Page 43: ...BE OPERATED WITHOUT THE FRONT PANEL FITTED 3 9 FAN REPLACEMENT 1 Refer to Section 3 8 2 Disconnect the electrical leads from the fan 3 Remove the clip from the gas control valve outlet 4 Remove the extended nut retaining the fan mounting bracket 5 Lift and remove the fan and venturi assembly 6 Remove the screw and twist venturi anti clockwise to remove venturi assembly noting the orientation of th...

Page 44: ...erse order ensuring that the new gas seal supplied is located correctly in the injector housing 10 Check that the boiler operates in both DHW CH modes 4 3 3 3 11 BURNER REPLACEMENT 5 5 6 1 See Section 3 8 2 Refer to Section 3 4 3 Undo the two screws and remove the sump cover 4 Lift the manifold to clear the bottom sealing gasket and remove manifold 5 Remove the 2 front fixing screws and loosen the...

Page 45: ... 8 Reassemble in reverse order 9 Check the operation of the boiler Refer to Section 2 24 2 25 3 12 RETURN THERMISTOR REPLACEMENT 1 Refer to Section 3 8 2 Unclip the return thermistor from the return pipe and withdraw it from the boiler 3 Disconnect the electrical lead from the thermistor 4 Reconnect the electrical lead to the new thermistor and reassemble in reverse order ensuring that the thermis...

Page 46: ... 3 4 3 Unplug the flame detection lead from the electrode 4 Remove the 2 screws retaining the detection electrode 5 Remove the electrode 6 Fit the new flame detection electrode using the new gasket supplied 7 Reassemble in reverse order 8 Check that the boiler operates in both DHW CH modes 3 16 GAS CONTROL VALVE REPLACEMENT 1 Refer to Section 3 8 2 Unplug the electrical lead connection from the ga...

Page 47: ... and ease out the actuator 3 Before replacing the diverter valve actuator proceed as follows a Ensure that the switched live to the boiler is off and that all DHW taps are shut and that pre heat is switched off b Press and hold the PREHEAT and RESTART buttons together for more than 5s the last 3 faults will then be shown in sequence before SL is shown c Press PREHEAT SH will be shown d Press PREHE...

Page 48: ... display shows F9 e Using central heating knob rotate clockwise or anticlockwise to show C for Combi then press RESTART button f Using central heating knob rotate clockwise or anticlockwise to show n for Natural Gas then press restart button g Using central heating knob rotate clockwise or anticlockwise to show boiler size select correct 30 or 35 then press RESTART button h Display shows C n Boile...

Page 49: ...f hose to the CH drain point 4 After replacing any component on the boiler remove the hose close the drain valve and open all system isolating valves re pressurise as appropriate by re connecting the filling loop refer to Section 2 17 before proceeding to check operation of the boiler 5 Disconnect filling loop Refer to Section 2 17 6 Check that the boiler operates in both DHW CH modes 1 Refer to S...

Page 50: ...ection 3 32 4 Firstly increase access area by disconnecting the 22mm pipe connection at top of pump manifold and bottom of heat exchanger and remove pipe Refer to Section 3 26 5 The automatic air vent head is retained in the pump body with a bayonet connection The air vent head and float assembly is removed by turning the head anti clockwise viewed from above and pulling upwards 6 Reassemble in re...

Page 51: ...ly 1 Refer to Section 3 8 2 Drain the boiler Refer to Section 3 21 3 Remove the condensate trap siphon Refer to Section 3 18 4 Remove the electrical plug Refer to Section 3 17 5 Place a flat bladed screwdriver in the diverter valve motor body slot provided and ease out the motor Refer to Section 3 17 6 Remove the return thermistor electrical connection Refer to Section 3 12 7 Remove the pump elect...

Page 52: ...boiler Refer to Section 2 17 8 Check that the boiler operates in both DHW CH modes 3 30 FLOW THERMISTOR REPLACEMENT 4 3 3 29 CH WATER PRESSURE SWITCH REPLACEMENT 1 Refer to Section 3 8 2 Drain the boiler Refer to Section 3 21 3 Pull off the two electrical connections 4 Using a suitable tool pull out the metal retaining clip 5 Carefully withdraw the pressure switch 6 Fit the new pressure switch and...

Page 53: ...amage is evident When replacing the spring clips located on the return pipe connection ensure clip is oriented to correctly match connecting pipe diameters 18 Ensure the trap siphon is filled with water Refer to Section 3 18 19 Refill the boiler and check for leaks Refer to Section 2 17 20 Check that the boiler operates in both DHW CH modes 1 Refer to Section 3 8 2 Drain the boiler Refer to Sectio...

Page 54: ...ircuit Refer to Section 3 21 8 Remove the retaining clip on the vessel water connection pipe and remove the pipe 9 Support the expansion vessel and unscrew the 2 screws from the securing bracket located on the top of the boiler and remove Note the position of the bracket on the vessel 10 Remove the expansion vessel 11 Fit the new expansion vessel 12 Reassemble in reverse order ensuring the seal is...

Page 55: ...T GO TO SECTION 4 9 RETURN THERMISTOR FAULT GO TO SECTION 4 10 OUTSIDE SENSOR FAULT LOW MAINS VOLTAGE CONTACT ELECTRICITY PROVIDER PCB UNCONFIGURED OR FAULTY SEE SECTION 3 19 IF FAULT PERSISTS REPLACE PCB DIVERTER VALVE IN MID POSITION FOR SERVICE ROTATE KNOBS FULLY CLOCKWISE TURN POWER OFF AND ON RESTART BOILER NO CH BUT HW OK NO HW BUT CH OK NO DISPLAY GO TO SECTION 4 11 GO TO SECTION 4 12 GO TO...

Page 56: ...rectify fault NO YES Is 24Vdc supply available at the Gas Valve YES Check spark generator and associated harness for continuity and visual condition Refer to Section 3 15 Are these functioning correctly YES Check ignition electrode and associated harness for continuity visual condition and position Refer to Section 3 13 Are these functioning correctly NO Check siphon and condensate drain pipework ...

Page 57: ...e these functioning correctly YES Check siphon and condensate drain pipe work for blockage and rectify if necessary Boiler now working OK Check wiring from gas valve to PCB for continuity If the wiring is OK then replace the PCB NO Replace Spark Generator and Harness as necessary NO Replace Ignition Electrode and associated harness as necessary NO Replace Gas Valve Re fit correctly or replace NO R...

Page 58: ... 1 000 1 100 Ohms Is the Thermistor value correct YES Is the wiring securely connected to the low voltage 6 way connector at the front left hand side of the PCB YES Replace PCB Fit a new Thermistor NO Securely connect the wiring to the PCB Is the wiring securely connected to the Flow Thermistor located in the top of the Heat Exchanger YES NO Securely connect the wiring to the Water Flow Thermistor...

Page 59: ...r and the PCB Replace PCB Fit a new Outside Sensor NO Securely connect the wiring at the Terminal Block and the PCB Is the wiring securely connected at both the boiler and Outside Sensor YES NO Securely connect the wiring at both the boiler and Outside Sensor NO YES 4 11 NO CH OPERATION BUT HW WORKS OK Is the mode knob in the Winter position YES YES YES YES NO NO NO NO Move the mode knob to the Wi...

Page 60: ...nd the diverter valve motor connected YES YES Check diverter head fully engaged and clip secured onto waterset YES Is diverter stuck in the CH position YES Check and re fit diverter valve actuator head Is Boiler DHW OK NO Change diverter valve motor NO Adjust flow rates to achieve 35ºC temp rise and check filter fitted in turbine is not blocked with debris NO Reconnect wiring or replace wiring har...

Page 61: ...Ideal Boilers Failure to do so could affect safety or performance of this appliance Comprehensive spare parts information and details of approved Ideal Parts Distributors are available on www idealparts com Our Parts team are also available to help with your Ideal Spare Parts enquiries on 01482 498665 When calling and to ensure we can provide you with the most accurate parts information please ens...

Page 62: ...62 Installation and Servicing SECTION 6 BENCHMARK COMMISSIONING ...

Page 63: ...ions and the data fields on the commissioning checklist completed in full To instigate the boiler guarantee the boiler needs to be registered with the manufacturer within one month of the installation To maintain the boiler guarantee it is essential that the boiler is serviced annually by a Gas Safe registered engineer who has been trained on the boiler installed The service details should be reco...

Page 64: ...opriate Building Regulations and then handed to the customer to keep for future reference GAS BOILER SYSTEM COMMISSIONING CHECKLIST CONTROLS Programmable room thermostat Optimum start control Combination Boiler Fitted Fitted Fitted Automatic bypass to system Fitted Boiler interlock ALL SYSTEMS Yes Yes CENTRAL HEATING MODE OR mbar OR mbar Central heating return temperature COMBINATION BOILERS ONLY ...

Page 65: ...ularly and that the appropriate Service Interval Record is completed Service Provider SERVICE RECORD SERVICE 01 AND Where Possible AND Signature SERVICE 02 AND Where Possible AND Signature SERVICE 03 AND Where Possible AND Signature SERVICE 04 AND Where Possible AND Signature SERVICE 05 AND Where Possible AND Signature SERVICE 06 AND Where Possible AND Signature SERVICE 07 AND Where Possible AND S...

Page 66: ...lue system to confirm that all components are correctly assembled fixed and supported Check that maximum flue lengths have not been exceeded and all guidance has been followed e g Gas Safe Register Technical Bulletin TB 008 where chimney flues are in voids The ECGA should be of the correct type as specified by BS 7967 Prior to its use the ECGA should have been maintained and calibrated as specifie...

Page 67: ...led fixed and supported as per instructions Check that flue and flue terminal are not obstructed Check that no seals e g Those on flue extensions have been displaced during installation Rectify if necessary Turn off appliance and call the Technical Helpline for advice The appliance must not be commissioned until problems are identified and resolved If commissioning cannot be fully completed the ap...

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Page 71: ...71 NOTES Installation and Servicing ...

Page 72: ...nussi Ultra Boilers Installer Support Helpline 01482 498663 Customer Helpline 01482 498660 Ideal Boilers P O Box 103 National Avenue Kingston Upon Hull HU5 4JN We reserve the right to change the specifications without prior notice Consumers statutory rights are not affected ...

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