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INSTALLATION AND

SERVICING

EVOMOD

250 500 750 1000

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.

For the very latest copy of literature for speciﬁcation and maintenance practices visit our website www.idealcommercialboilers.com

where you can download the relevant information in PDF format.

August 2018

UIN 206810 A06

Содержание EVOMOD 250

Страница 1: ...fety and performance speci cation that we require Do not use reconditioned or copy parts that have not been clearly authorised by Ideal For the very latest copy of literature for speci cation and main...

Страница 2: ...69 7 3 559 6 Approx flue gas max rate m3 h 391 783 1174 1566 volume 80o C i e non condensing ft3 h 13 808 27 615 41 459 55 303 Max Flue Resistance Pa 105 105 105 105 Flue Gas CO2 Max Rate 9 1 0 2 9 1...

Страница 3: ...irements 14 15 Water Treatment 6 Wiring Diagrams 24 250 500 750 1000 Natural Gas only Destination Countries GB IE Key to symbols IE Ireland GB United Kingdom Countries of destination PMS Maximum opera...

Страница 4: ...ce with the relevant requirements of the Gas Safety Installation and Use Regulations The appropriate Building Regulations either The Building Regulations The Building Regulations Scotland Building Reg...

Страница 5: ...the stack will be relatively small The boiler is supplied with an integral fan which is fully matched to the boiler in each case to provide correct combustion air flow and overcome the flue resistance...

Страница 6: ...The lower the return temperature to the boiler the higher the efficiency At return temperatures of 55o C and below the difference becomes marked because the water in the flue gases starts to condense...

Страница 7: ...1 BOILER DIMENSIONS AND CONNECTIONS 250 MODEL All dimensions shown in mm 9202 Back View Front View Side View EVOMOD 250 Note shown with optional connection kit fitted 7 Installation Servicing GENERAL...

Страница 8: ...2 BOILER DIMENSIONS AND CONNECTIONS 500 MODEL Back View Front View Side View All dimensions shown in mm EVOMOD 500 8 Installation Servicing GENERAL...

Страница 9: ...3 BOILER DIMENSIONS AND CONNECTIONS 750 MODEL Back View Front View Side View All dimensions shown in mm EVOMOD 750 9 Installation Servicing GENERAL...

Страница 10: ...4 BOILER DIMENSIONS AND CONNECTIONS 1000 MODEL Back View Front View Side View All dimensions shown in mm EVOMOD 1000 10 Installation Servicing GENERAL...

Страница 11: ...l dimensions shown in mm 5 HEADER KITS EVOMOD 500 KW HEADER ASSY Note Optional header includes valves shown Dimensions for optional header without valves also provided 11 Installation Servicing GENERA...

Страница 12: ...l dimensions shown in mm 6 HEADER KITS EVOMOD 750 KW HEADER ASSY Note Optional header includes valves shown Dimensions for optional header without valves also provided 12 Installation Servicing GENERA...

Страница 13: ...l dimensions shown in mm 7 HEADER KITS EVOMOD 1000 KW HEADER ASSY Note Optional header includes valves shown Dimensions for optional header without valves also provided 13 Installation Servicing GENER...

Страница 14: ...HG H SDQVLRQ FLVWHUQ 2SHQ YHQW VDIHW SLSH P PLQLPXP VHH QRWHV 6 VWHP IORZ 6KXQW 3XPS LI UHTXLUHG QYHUWHG FROG IHHG HQWU ROG HHG DWHU OHYHO FROG 2SHQ YHQW 6 VWHP UHWXUQ LP RQQHFWLRQV WR ERLOHU Determin...

Страница 15: ...be sized on the basis of the total system volume and initial charge pressure Initial minimum charge pressure should not be less than 1 0 bar 14 7psi and must take account of the static head and specif...

Страница 16: ...the header kits 500 750 1000 come on a separate pallet Evomod 1000 This boiler comes packed as above except the boiler is split onto 2 pallets The header assembly comes split across 2 pallets a gas m...

Страница 17: ...itted 1 Pull out support brackets Module Hanging Point Evomod 250 500 750 Position the boiler in its desired position Use the adjustable feet to level the boiler lock in place with the backing nuts Bo...

Страница 18: ...lastic front cover s in reverse order 3 Remove the push on connectors M5 screws from the front of the frame 4 Hang the side panels over the 2 retaining pins on the back of the frame then secure at the...

Страница 19: ...MUST be fitted to the 1 boss provided on the flexible flow pipe of each module 8 A 1 boss is provided on the underside of the flexible return pipe to enable a drain valve to be fitted 9 The header th...

Страница 20: ...sembly Remove any blanking plates from the side to mate with the first header assembly Remove the flue header support frame by removing the 6 nuts and bolts Position the header assembly at the rear of...

Страница 21: ...T be earthed A mains supply of 230V 50Hz is required Live Neutral and Earth An additional Earth is required to be connected to the Master Module chassis Earth Bonding point on the rear RHS vertical st...

Страница 22: ...iring Box may be linked to the Live In terminal The Live In or Live Out terminals may be commonised using a suitable DIN rail terminal linking bar if desired Note The circuit protective device isolati...

Страница 23: ...sor Mains Earth Mains Live Module Pump Neutrals Mains Neutral Optional Module Pump 1 Live Out Optional Module Pump 2 Live Out Optional Module Pump 3 Live Out Optional Module Pump 4 Live Out Optional M...

Страница 24: ...Pump 2 Live Out etc Master PCB Installer Wiring Box Spark Electrode Flame Sense Electrode Gas Valve Spark Generator Module Pump Relay Module PCB Diagnostic Connection Condenstate Protection Switch Wa...

Страница 25: ...500kW boiler only Module1 and Module2 will be shown etc Heat Demand On 0 10V Capacity Operating Mode If there is an ongoing Heat Demand generated by the 0 10V signal to the boiler and the boiler is c...

Страница 26: ...ress and to change to the required setting and then press ENTER to store Rotate the KNOB anti clockwise until Normal Operation is highlighted again and press SELECT to return to normal operation Ideal...

Страница 27: ...he following will be displayed The kW output number in the 1st line will vary depending on the maximum output of the boiler Ideal 750kW Normal Operation Set Flow Temp Set Off On Rotate KNOB clockwise...

Страница 28: ...nimum flow temperature setpoint is 30 C This feature limits the minimum flow temperature that can be set in the Normal Access Mode Press SELECT and then hold and down together for more than 5s the fol...

Страница 29: ...ration is highlighted again and press SELECT to return to normal operation CHANGING THE LEAD MODULE Installer Mode Normal Operation Set Flow Temp Set Off On The boiler default setting is that the boil...

Страница 30: ...m the Installer Wiring Box EVOMOD WITH SWITCHED LIVE CONTROL EVOMOD WITH 0 10V CONTROL Note that the boiler must be configured for a 0 10V Input see frame 28 Installer Wiring Box Master PCB Box Master...

Страница 31: ...SELECT and the following screen will appear Rotate the knob clockwise until a screen similar to the following is displayed Press SELECT and a screen similar to the following will be displayed Rotate...

Страница 32: ...Valve Off 120s Pump Overrun Fan Off Module Pump Off Yes Standby Flame Detected Yes Less than 5 Ignition Attempts No Yes Lockout No Standby Heat Demand from Master PCB On Yes Fan On 2 m ins Fan P r e...

Страница 33: ...the number of burners fitted Standby Heat Demand from Switched Live or 0 10V Input Yes Header Pump On Standby 1 Burner On 2 Burners On 3 Burners On 4 Burners On Heat Demand Off Temp Set point Heat Dem...

Страница 34: ...ting the servicing or replacement of components always Test for gas soundness Test the burner manifold flanges for soundness This can be done with leak detection spray whilst operating the boiler The...

Страница 35: ...pressure has been checked 5 Remove and inspect the fan venturi assembly Refer to Frame 45 6 Remove the burner assembly and inspect the electrodes and sightglass Refer to Frame 46 7 Remove and clean t...

Страница 36: ...13 Connect a suitable flue analyser to the flue sampling point on the next Module 14 Remove the protective cap and then using the offset adjustment screw adjust the valve on the Module until the CO2...

Страница 37: ...he two support brackets forward to provide a temporary hanging point for the cover carefully place the cover on the support brackets Alternatively the module cover can be placed on the floor adjacent...

Страница 38: ...h show signs of wear 12 Refer to Frame 39 for final safety checks REPEAT THE PROCEDURE FOR THE SLAVE MODULE S 45 REMOVAL OF FAN VENTURI FOR INSPECTION 1 Refer to Frame 40 2 Remove the module front cov...

Страница 39: ...y only using a soft brush and or vacuum The metal fibre outer surface MUST NOT BE BRUSHED If the burner shows signs of damage it must be replaced 7 Inspect the ignition and detection electrodes for si...

Страница 40: ...h the heat exchanger heating surface to flush debris out of the collector 5 Replace collector cover taking care to inspect and if necessary replace the seal 6 Re assemble in reverse order 7 Refer to f...

Страница 41: ...the right hand side panel refer to Frame 15 4 Pull off the sensing tube at the pressure switch 5 Remove the two pressure switch fixing screws 6 Remove the four socket cap screws retaining the gas valv...

Страница 42: ...he ignition plug cap and the earth connection 4 Remove the two cap screws retaining the ignition electrode and carefully withdraw the electrode 5 Fit the new electrode and re assemble in reverse order...

Страница 43: ...overtighten 8 Re assemble in reverse order 9 Re fill the system ensuring all the air in the boiler is vented 10 Refer to Frame 39 for final safety checks 5 6 55 FLAPPER VALVE REPLACEMENT 1 Refer to F...

Страница 44: ...efer to Frame 39 for final safety checks 58 SPARK GENERATOR 6 5 57 FLOW AND RETURN THERMISTOR REPLACEMENT 1 Refer to Frame 40 2 Remove the module front cover refer to Frame 44 3 Remove the right hand...

Страница 45: ...urner ensuring all seals and gaskets are inspected for wear or damage and replaced accordingly 6 Re assemble in reverse order 7 Refer to frame 39 for final safety checks 59 FAN REPLACEMENT 1 Refer to...

Страница 46: ...CUI PCB 8 Fit new CUI PCB re assemble in reverse order 9 Refer to Frame 39 for final safety checks 3 Note Observe all ESD Handling Procedures 1 Refer to Frame 40 2 Remove the module front cover refer...

Страница 47: ...e 12 Remove the water pressure switch and flow and return thermistor electrical connections Refer to Frames 56 57 13 Disconnect and remove the heat exchanger condensate debris collector Refer to Frame...

Страница 48: ...Module 01 Check Gas Supply Check Electrodes Check Burner for Blockage False Flame Lockout Module 01 Check Flame Electrode Check Flame Sense Electrode Wiring Flame Loss Module 01 Check Electrodes Check...

Страница 49: ...ck Module Wiring Check Module PCB Check Primary PCB Header Thmr Fault Check Header Thermistor Wiring Check Header Thmr 8k to 30k at 20 C CUI Wiring Fault Check CUI Wiring Check CUI PCB Check Master PC...

Страница 50: ...essary otherwise replace the main PCB no yes Unplug the Gas Valve is the resistance between the outside pins between 1k and 10k Replace Gas Valve no yes Check Spark Generator and associated Harness fo...

Страница 51: ...tion Electrode and associated Harness as necessary no yes Replace Gas Valve Replace Gas Valve no 72 LOW WATER PRESSURE OR CONDENSATE BLOCKAGE yes Disconnect the wires to the Water Pressure Switch Are...

Страница 52: ...y no Is there continuity between the PCB and the Flow Thermistor Fit a new return thermistor no Disconnect the electrical connection to the Return Thermistor and check the resistance using a suitable...

Страница 53: ...ing the thermostat Protocol By following your recommendations for the maintenance to the boiler 1 Remove the burner door 2 Check the condition of door gaskets replace if necessary 3 Check the conditio...

Страница 54: ...Interface PCB no Does the Wiring from the Master PCB to the User Interface PCB have continuity yes No further action required yes Replace The User Interface PCB Has the fault disappeared yes Replace t...

Страница 55: ...ctify wiring to Header pump no yes Is the Header pump stuck Free the Header pump yes yes Does the Header Pump operate no yes Does wiring to Module Pump have continuity and is to the correct connection...

Страница 56: ...the cable from the main PCB to the user interface PCB connected securely yes yes Replace cable from main PCB to user interface PCB no Does the cable from the main PCB to the user interface PCB have co...

Страница 57: ...TERFACE Set the boiler to accept a 0 10V input see Frame 27 no Is the boiler set to accept a 0 10V Input yes yes Set the boiler to On Mode see Frame 28 no Is the boiler set to On Mode yes yes Ensure b...

Страница 58: ...or performance of this appliance Comprehensive spares parts information and details of approved Ideal Parts Distributors are available on www idealparts com Our Parts team are also available to help...

Страница 59: ...59 Installation Servicing NOTES...

Страница 60: ...60 Installation Servicing NOTES...

Страница 61: ...61 Installation Servicing NOTES...

Страница 62: ...2 Ideal is a trademark of Ideal Boilers Registered Office Ideal Boilers Ltd PO Box 103 National Avenue Kingston Upon Hull HU5 4JN Tel 01482 492251 Fax 01482 448858 Registration No London 322 137 Ideal...

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