Ideal Boilers LOGIC MAX HEAT H 18 Installation & Servicing Download

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COMBI C

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 idealboilers.com

where you can download the relevant information in PDF format.

February 2019

UIN 219010 A04

INSTALLATION

& SERVICING

LOGIC MAX

HEAT H 12 15 18 24 30

Summary of Contents for LOGIC MAX HEAT H 18

Page 1: ...re 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 id...

Page 2: ...12 1 15 1 18 0 24 3 30 3 Part Load P1 kW 3 9 4 9 5 9 8 0 9 9 Auxiliary Electricity Consumption Full Load elmax kW 0 020 0 021 0 026 0 042 0 048 Part Load elmin kW 0 012 0 012 0 013 0 013 0 013 Standb...

Page 3: ...VI 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 install...

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

Page 5: ...T PROCEDURE To restart the boiler press the RESTART button The boiler will repeat the ignition sequence if a heat demand is present NOTES FOR THE INSTALLER Relevant Installation changes implemented in...

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

Page 7: ...he Roof Flue Kit 32 2 19 Condensate Drain 33 2 20 Connections 35 2 21 Electrical Connections 35 2 22 Installer Wiring 36 2 23 Installer Wiring Plan Diagrams 37 2 24 Wiring Diagram 38 2 25 Commissionin...

Page 8: ...by 26 8 c For ft3 h divide the gross 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 Maximu...

Page 9: ...rs only Scale reducer 18 Hot water mode Heat input to be calculated Max operating burner pressure n a Max operating water pressure measure record Cold water inlet temp measure record Hot water outlet...

Page 10: ...thin the system filter box Be sure to follow Ideal system filter installation and maintenance guide for correct method of installation Failure to install the system filter correctly will affect boiler...

Page 11: ...vice not approved by Ideal Boilers could invalidate the certification and the normal appliance warranty It could also infringe the Gas Safety Regulations and the above regulations 1 6 SAFE HANDLING OF...

Page 12: ...mes 3 Minimum acceptable spacing from the terminal to obstructions and ventilation openings are specified in Table 3 Only one reduction down to 25mm is allowable per installation otherwise BS5440 1 20...

Page 13: ...1 15 CONDENSATE DRAIN Refer to Section 2 19 A condensate drain is provided on the boiler This drain must be connected to a drainage point on site All pipework and fittings in the condensate drainage...

Page 14: ...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 Ins...

Page 15: ...oiler is not exceeded 4 Adjust room and cylinder thermostats and programmer to NORMAL settings The system should be vented directly off the boiler flow pipe as close to the boiler as possible The cold...

Page 16: ...hould be positioned so that the discharge of water or steam cannot create a hazard to the occupants of the premises or cause damage to electrical components and wiring 3 Pressure Gauge A pressure gaug...

Page 17: ...st be adequate to accept the expansion of the system water when heated to 110o C c The charge pressure must not be less than the static water head above the vessel The pressure attained in the system...

Page 18: ...ORTANT The application of any other treatment to this product may render the guarantee of Ideal Boilers Invalid The Ideal System Filter will aid against the build up of iron oxide debris however the b...

Page 19: ...R 223 FLUE MANIFOLD 2 1 BOILER ASSEMBLY Exploded View 224 FLUE MANIFOLD TOP 225 FLUE MANIFOLD TOP SEALING CAP 226 FLUE MANIFOLD REAR SEALING CAP 227 CLAMP RETAINING FLUE TURRET 228 HOSE CONDENSATE INT...

Page 20: ...nd check the contents Pack A Contents A Boiler B Hardware Pack C Wall Mounting Plate D These Installation Users Instructions E Wall Mounting Template located on internal protective packaging F Boiler...

Page 21: ...D 2 x Self Tapping Screws E Sealing Tape F Cutting Aid B A F C D E Note This flue system incorporates a removable flue outlet nose that utilises a push fit location system This enables the installati...

Page 22: ...correct holes are drilled 1 Tape template into the required position ensuring its squareness by hanging a plumbline as shown 2 If fitting a side flue extend the flue centreline onto the side by 155mm...

Page 23: ...the mounting face allowing the correct sealing of the components It is IMPORTANT that all attachments are fitted in accordance to the installation instructions provided with them The TURRET supplied i...

Page 24: ...Frame A WALL Edge of turret to outside face of wall plus 44mm flue length SIDE Fit towall A WALL Minimum clearance 5mm DETERMINING THE FLUE LENGTH AND FLUE PACKS REQUIRED CONT D Shows the flue require...

Page 25: ...e 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 flu...

Page 26: ...l 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...

Page 27: ...s IMPORTANT that the rubber terminal wall seal is pressed against the outside wall to create an adequate seal between the flue and wall as shown in Figure 2 2 13 SETTING THE REAR FLUE LENGTH WALL THIC...

Page 28: ...tween the plastic connector and the terminal air duct with the tape provided 6 Push the terminal assembly through the prepared hole in the wall until the rubber seal clears the outside wall Rest the a...

Page 29: ...to the wall as this movement engages the rear flue air and flue seal 3 Screw the boiler bottom retaining bracket to the wall with the screw provided 4 Remove the top flue blanking disk Fill the conde...

Page 30: ...made using a separately supplied vertical connector WEATHER PROOFING Where the flue passes through the roof line an adequate seal must be made This is achieved by using either Flat roof weather collar...

Page 31: ...enetrate 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 300...

Page 32: ...tor 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 lu...

Page 33: ...harge point such as an internal soil and vent stack or internal kitchen or bathroom waste pipe etc fig 3 External Drain Connections The use of an externally run condensate drainage pipe should only be...

Page 34: ...ipe Water Weather proof insulation Max 3m external pipework Limestone chippings 500 300 25 75 2 rows of three 12mm holes 25mm centres 50mm from the bottom of the tube facing away from the house Minimu...

Page 35: ...position of the gas connection For additional gas supply information refer to Gas Supply on page 12 2 21 ELECTRICAL CONNECTIONS Wiring should be 3 core PVC insulated cable not less than 0 75mm2 24 x...

Page 36: ...cable is retained into the strain relief as shown 7 Swing the control box back up into the operating position and re fit the front panel ensuring a good seal is made NOTE When making the mains electr...

Page 37: ...PUR TIMER CH ON L N HW ON HW OFF Y PLAN VALVE LOGIC MAX HEAT H BOILER WITH Y PLAN SYSTEM br br o g y b b g y g g L N E L N E CH ON R S ON HW ON HW OFF C S ON FUSED SPUR TIMER CH ON L N HW ON HW S PLAN...

Page 38: ...5V CH LIVE IGNITION LIVE PE X2 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 N...

Page 39: ...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 inst...

Page 40: ...ler mode knob B is OFF 5 Check that the gas service cock J is OPEN 6 Slacken the screw in the inlet pressure test point H and connect a gas pressure gauge via a flexible tube 7 Switch the electricity...

Page 41: ...nitial pressure to the design requirement 6 Balance the system Refer to Section 1 21 7 Check the condensate drain for leaks and check that it is discharging correctly 8 Finally set the controls to the...

Page 42: ...to the 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 pr...

Page 43: ...rdance with BS7967 Parts 1 to 4 Flue Sampling Point Air Sample Point Ensure all caps and seals are re fitted after use SERVICING Note In order to carry out either servicing or replacement of component...

Page 44: ...mbly 6 Inspect the injector for blockage or damage 7 Inspect fan outlet sealing gasket and replace if necessary 1 2 3 5 Injector SERVICING 3 2 BOILER FRONT PANEL REMOVAL REPLACEMENT REMOVAL 1 Loosen t...

Page 45: ...MPORTANT 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 off any deposits...

Page 46: ...n gaps are correct 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 b...

Page 47: ...o drain the boiler See Section 3 20 item no 2 THE BOILER MUST NOT 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...

Page 48: ...that the new gas seal supplied is located correctly in the injector housing 10 Check operation of the boiler Refer to Sections 2 26 2 27 3 11 BURNER REPLACEMENT 5 5 6 1 See Section 3 4 2 Refer to Sec...

Page 49: ...heck the operation of the boiler Refer to Section 2 26 2 27 3 12 CONTROL RETURN THERMISTOR REPLACEMENT 1 Refer to Section 3 8 2 Disconnect the electrical leads from the thermistors 3 Unclip the flow t...

Page 50: ...nd re assemble in reverse order ensuring that the the earth lead is replaced 6 Check operation of the boiler Refer to Sections 2 26 2 27 Flame Detection Electrode 12 5mm Straight edge 1 Refer to Secti...

Page 51: ...n 4 3 16 GAS CONTROL VALVE REPLACEMENT 1 Refer to Section 3 8 2 Unplug the electrical lead connection from the gas control valve 3 Remove the outlet gas valve clip and slide the pipe upwards 4 Undo th...

Page 52: ...eat then press RESTART button f Using central heating knob rotate clockwise or anticlockwise to show n for Natural Gas then press the RESTART button g Using central heating knob rotate clockwise or an...

Page 53: ...lbow 12 Remove the screw retaining the flow pipe bracket and remove the bracket from its rear retention slot 13 Pull the flow pipe to the right to disengage from the heat exchanger 14 Remove the conde...

Page 54: ...he drain valve 4 Remove the magnet Slowly open the inlet valve to control the flow Flush out the filter until the water runs clear 5 Close the inlet valve Close the drain valve 6 Reinsert the magnet R...

Page 55: ...AN FAULT GO TO SECTION 4 9 CONTROL NO FLOW THERMISTOR FAULT GO TO SECTION 4 10 RETURN THERMISTOR FAULT GO TO SECTION 4 11 OUTSIDE SENSOR FAULT LOW MAINS VOLTAGE CONTACT ELECTRICITY PROVIDER NO CH NO H...

Page 56: ...or continuity visual condition and position Refer to Section 3 14 Check if the condensate pipe is blocked Check flue is installed correctly Replace as necessary NO Check gas supply and rectify fault N...

Page 57: ...lable at the Boiler Inlet 18 mbar Check the detection electrode and associated harness for continuity visual condition and position Refer to Section 3 14 Check if condensate pipe is blocked Check if f...

Page 58: ...ter connected across the thermistor s terminal pins At 25 o C expect 9 700 10 300 Ohms At 60 o C expect 2 400 2 600 Ohms At 85 o C expect 1 000 1 100 Ohms Is the Thermistor value correct YES YES NO NO...

Page 59: ...e Timer Room Stat This is not boiler fault Ensure Voltage is supplied to boiler by rectifying external wiring 4 13 NO DISPLAY Is there 230Vac to the boiler at L and N see Section 4 12 NO Supply power...

Page 60: ...ls 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 w...

Page 61: ...61 NOTES Installation and Servicing...

Page 62: ...62 Installation and Servicing SECTION 5 SPARE PARTS...

Page 63: ...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 b...

Page 64: ...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 65: ...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 66: ...lletin 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 specified by the m...

Page 67: ...bled 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 ne...

Page 68: ...68 NOTES Installation and Servicing...

Page 69: ...69 NOTES Installation and Servicing...

Page 70: ...he code of practice for the installation commissioning servicing of central heating systems Ideal Boilers Ltd PO Box 103 National Avenue Kingston Upon Hull HU5 4JN Tel 01482 492251 Fax 01482 448858 Re...

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