Benchmark i-mini 30 Installation And Servicing Download Page 5

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i-mini -

Installation and Servicing

doCUMent AMendMentS

Relevant Installation changes implemented in this book from Mod Level

................................. A01

(May 15)

Ideal Boilers reserve the right to vary specification without notice

foR Any teCHniCAl qUeRieS PleASe RinG tHe ideAl

inStAlleR HelPline : 08708 498057

note. boileR ReStARt PRoCedURe -

To restart boiler, turn mode knob to restart position and immediately turn knob back to required

setting. The boiler will repeat the ignition sequence if a heat demand is present.

noteS foR tHe inStAlleR

Summary of Contents for i-mini 30

Page 1: ...t 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...

Page 2: ...4 kW 24 2 24 2 Part Load P1 kW 7 9 7 9 Auxiliary Electricity Consumption Full Load elmax kW 0 029 0 031 Part Load elmin kW 0 012 0 013 Standby PSB kW 0 005 0 005 Seasonal Space Heating Energy Efficien...

Page 3: ...I Class VII 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 installe...

Page 4: ...4 i mini Installation and Servicing...

Page 5: ...the right to vary specification without notice For any technical queries pleAse ring the IDEAL installer helpline 08708 498057 NOTE BOILER Restart PROCEDURE To restart boiler turn mode knob to restar...

Page 6: ...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...

Page 7: ...g mode Heat input to be calculated For assistance see Technical Helpline on the back page Page Burner operating pressure n a Central heating flow temp measure and record Central heating return temp me...

Page 8: ...35 o C temperature rise The DHW draw off rate specified above is the nominal that the boiler flow regulator will give Due to system variations and seasonal temperature fluctuations DHW flow rates tem...

Page 9: ...ny direct connection of a control device not approved by Ideal Boilers could invalidate the certification and the normal appliance warranty It could also infringe the Gas Safety Regulations and the ab...

Page 10: ...Flue Terminal Positions Min Spacing 1 Directly below above or alongside an opening window air vent or other ventilation opening 300mm 12 2 Below guttering drain pipes or soil pipes 25mm 1 BS5440 1 200...

Page 11: ...over a living dining area or hallway having a heating requirement of at least 10 of the minimum boiler heat output should be achieved using a room thermostat whilst other rooms are individually contro...

Page 12: ...ll the flue can be installed from inside the building where wall thicknesses do not exceed 600mm 24 Where the space into which the boiler is going to be installed is less than the length of flue requi...

Page 13: ...to the boiler Guidance on vessel sizing is given in Frame 2 5 Filling The system may be filled by the following method Where the mains pressure is excessive a pressure reducing valve must be used to...

Page 14: ...rements of the local water company The use of artificially softened water however is not permitted Ideal Boilers recommend the use of Fernox Quantomat Sentinel Combiguard and Calmag CalPhos I scale re...

Page 15: ...31 Condensate Outlet Connection 301 Ctrl Box Fixings Hings Spring 302 Primary PCB 303 CUI Board 304 Control Thermistor Return 306 Electrode Ignition 307 Electrode Detection 308 Ignitor Unit 309 Thermi...

Page 16: ...11 8 9 2 6 5 1 12 6 unpacking The boiler is supplied fully assembled in Pack A A telescopic or non telescopic flue assembly for rear or side flue outlet in Pack B is suppled as a separate order Unpack...

Page 17: ...w E Sealing Tape Pack B Contents Non Telescopic A Flue Terminal B Flue Turret C Rubber Terminal Wall Seal D Cutting Aid Note This flue system incorporates a removable flue outlet nose that utilises a...

Page 18: ...t Ensure that during the cutting operation masonry falling outside of the building does not cause damage or personal injury 1 Cut the flue hole preferably with a 5 core boring tool ensuring that the h...

Page 19: ...ts are fitted in accordance to the installation instructions provided with them The TURRET supplied in the B Pack has an upper combustion sample point with a screw cap seal and a lower air sample poin...

Page 20: ...ue Terminal 1000mm long B Pack Telescopic Cut 75mm Minimum Maximum Minimum Maximum Minimum Maximum Minimum Maximum B Pack Standard 171 556 286 484 601 816 526 741 Plus 1 1m D pack 1121 1506 1236 1434...

Page 21: ...outlet terminal is upper most 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...

Page 22: ...een dislodged from its mounting and will need to be refitted 7 Ensure the seam and the outlet terminal are at the top and fitted as shown Note If less than 50 of the length of the flue is internal the...

Page 23: ...t roof weather collar or Universal 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 d...

Page 24: ...uctions 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 ho...

Page 25: ...etrate 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...

Page 26: ...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...

Page 27: ...connection height up to 3 storeys Soil vent stack 450 Boiler with 75mm sealed condensate trap Min 19mm Internal pipe Min 30mm Internal pipe Water weather proof insulation 75 Boilers without 75mm seal...

Page 28: ...that the discharge of water or steam cannot create a hazard to the occupants of the premises or damage the electrical components and wiring FILLING Important when filling A Ensure the dust cap on air...

Page 29: ...og Room Stat Optional Frost Stat Earths are not shown for clarity but must never be omitted 24 electrical connections Wiring should be 3 core PVC insulated cable not less than 0 75mm2 24 x 0 2mm and t...

Page 30: ...g blue black brown red pink yellow white yellow green grey orange violet b bk br r p y w y g g or v KEY p y bk bk bk b y g br y g y g bk b bk b br bk v y g y g 1 2 3 4 5 bk bk b b b br bk r r r r r b...

Page 31: ...as 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 syst...

Page 32: ...his must be done with the gas service cock turned off 2 Refit the boiler front panel Refer to Frame 34 3 Check that the drain cock is closed and that the CH and DHW isolating valves M L and G are OPEN...

Page 33: ...shing then neon steady 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...

Page 34: ...he householder to ensure the greatest possible fuel economy consistent with the household requirements of both heating and hot water consumption Advise the User of the precautions necessary to prevent...

Page 35: ...Refer to Frame 69 The cleaning procedures are covered more fully in Frames 39 44 and must be carried out in sequence Important 6 After completing the servicing or exchange of components always test fo...

Page 36: ...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 th...

Page 37: ...ner as shown Important The burner head is a ceramic plaque construction 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 of...

Page 38: ...ck that the ignition and detection gaps are correct Refer to Frames 45 46 1 Ignition Electrode Flame Detection Reassemble the boiler in the following order 1 Ensure that the condensate trap siphon is...

Page 39: ...T BE OPERATED without THE FRONT PANEL FITTED 41 fan replacement 1 Refer to Frame 40 2 Disconnect the electrical leads from the fan 3 Remove the clip from the gas control valve 4 Remove the extended nu...

Page 40: ...rder ensuring that the new gas seal supplied is located correctly in the injector housing 10 Check operation of the boiler Refer to Frames 29 30 43 burner REPLACEMENT 5 5 6 1 See Frame 42 2 Refer to F...

Page 41: ...Reassemble in reverse order 9 Check the operation of the boiler Refer to Frames 29 30 44 return thermistor reNEWAL 1 Refer to Frame 40 2 Unclip the return thermistor from the return pipe and withdraw...

Page 42: ...ew spark generator and re assemble in reverse order ensuring that the the earth lead is replaced 6 Check operation of the boiler Refer to Frames 29 30 Flame Detection Electrode 12 5mm Straight edge 1...

Page 43: ...5 Before replacing the diverter valve actuator proceed as follows a Re connect the inline connector block b Ensure that the switched live to the boiler is off and that all DHW taps are shut and that...

Page 44: ...crews retaining the control box cover 4 Carefully lift the 4 retaining clips and remove control box cover 5 Unplug all lead connections to the PCB including the ribbon cable to facilitate ribbon cable...

Page 45: ...in a vertical position 5 Reassemble in reverse order 6 Check operation of the boiler Refer to Frames 29 30 52 User control PCB replacement 3 Potentiometer spindle Control Knobs to be in vertical posi...

Page 46: ...y drain this circuit However it must be noted that some residual water will be experienced during replacement of components 4 After replacing any component on the boiler close tap close the drain valv...

Page 47: ...r to Frames 29 30 5 Dust Cap 1 Refer to Frame 40 2 Drain the boiler Refer to Frame 54 3 Remove the clip on return thermistor Refer to frame 44 4 Pull out and remove the clip positioned behind the safe...

Page 48: ...fer to frame 54 3 Remove the condensate trap siphon Refer to Frame 50 4 Remove the electrical plug Refer to Frame 49 5 Place a flat bladed screwdriver in the diverter valve motor body slot provided an...

Page 49: ...Turn the housing anti clockwise and pull forward to remove the cartridge Be aware of water spillage 4 Using a pair of pliers pull out the plastic filter flow regulator 5 Clean or replace filter as nec...

Page 50: ...if any sign of damage 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 i...

Page 51: ...0 2 Remove the charge point cover 3 Recharge the tank pressure to 0 75 bar 4 Re assemble in reverse order 5 Check operation of the boiler Refer to Frames 29 30 REPLACEMENT 6 Refer to Frame 40 7 Drain...

Page 52: ...to Frame 52 Are these functioning correctly yes Check ignition electrode and associated harness for continuity visual condition and position Refer to Frame 45 Are these functioning correctly NO Check...

Page 53: ...o the electrode YES Replace Flame Detection Electrode yes NO Check routing and integrity of internal boiler wiring Restart PROCEDURE To restart boiler turn mode knob to restart position and immediatel...

Page 54: ...nuity visual condition and position Refer to Frame 45 Are these functioning correctly yes Check siphon and condensate drain pipe work for blockage and rectify if necessary Boiler now working OK Check...

Page 55: ...S NO YES Replace PCB 76 aLTERNATING F AND 6 Outside sensor fault Disconnect the wires to the outside sensor Check the resistance using a suitable multimeter connected across the Outside Sensor s termi...

Page 56: ...ated in the top of the Heat Exchanger yes no Securely connect the wiring to the Flow Thermistor no 78 aLTERNATING F AND 9 PCB Fault Replace PCB Ensure that the BCC boiler chip card small plastic part...

Page 57: ...red setting 82 nO ch oPERATION BUT hw WORKS ok Is the mode knob in the Winter position yes no Move the mode knob to the Winter position Are the Timer and the Room Thermostat switched on yes no Switch...

Page 58: ...play show d when a tap is on no no yes Are the flow rates correct as per Frame 2 Is the wiring between the PCB and the diverter valve motor connected yes yes Check diverter head fully engaged and clip...

Page 59: ...Ideal Failure to do so could affect safety or performance of this appliance Comprehensive spares parts information and details of approved Ideal Parts Distributors are available on www idealparts com...

Page 60: ...60 SPARE parts i mini Installation and Servicing...

Page 61: ...ta 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 th...

Page 62: ...priate 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 Combinati...

Page 63: ...larly 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 A...

Page 64: ...ed 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...

Page 65: ...ssembled 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 i...

Page 66: ...66 Notes i mini Installation and Servicing...

Page 67: ...67 Notes i mini Installation and Servicing...

Page 68: ...The code of practice for the installation commissioning servicing of central heating systems Ideal Installer Technical Helpline 0870 849 8057...

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