Ideal Heating III Series Technical Instructions Download Page 44

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For more detailed servicing information, workshop manuals, technical advice, spare parts,

product training, please phone us on 01482 325456 or contact us at the address below:

MORCO PRODUCTS LTD

Morco House, Riverview Road, Beverley, East Yorkshire HU17 0LD

TEL: 01482 325456 FAX: 01482 212869 EMAIL: [email protected]

WEBSITE: www.morcoproducts.co.uk

Summary of Contents for III Series

Page 1: ...co uk To Domestic Hot Water GB24 Propane Minimum 4 9 kW 16 600 Btu h GB30 Propane Minimum 6 1 kW 20 700 Btu h GB24 Propane Maximum 24 2 kW 82 570 Btu h GB30 Propane Maximum 30 3 kW 103 384 Btu h To C...

Page 2: ...2 Combination Boiler Destination Country GB UK IE Ireland Ideal GB24 GB30 Series III...

Page 3: ...rk Generator Replacement 23 3 14 Gas Control Valve Replacement 24 3 15 Divterter Valve Actuator Replacement 24 3 16 Condensate Trap Siphon Replacement 25 3 17 Main PCB Replacement 26 3 18 Replacing Th...

Page 4: ...rformance Data Domestic Hot Water Required for maximum flow rate Boiler operates down to 2 l min DHW delivery Ideal GB Series III 24 30 Gas Supply I3P G31 37mbar Gas Supply Connection 15mm copper comp...

Page 5: ...draw off of 24 9 9 l min at 35 o C temperature rise 30 12 4 l min at 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...

Page 6: ...Gas Installer In the approved country the boiler is installed this must be in accordance with their current rules in force Detailed recommendations are contained in the following British Standard Code...

Page 7: ...e length of flue required the flue must be fitted from the outside Installation from inside ONLY b If a core boring tool or hole cutter is to be used inside the dwelling the space in which the boiler...

Page 8: ...CTOR ASSEMBLY 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...

Page 9: ...e air duct MUST be sealed with sealant to create an adequate seal WALL Aluminium Flue Collar RSF 060 Fill with sealant 17mm min Internal Sealing Flubber Fill with sealant It is IMPORTANT that all atta...

Page 10: ...outer edge to aid assembly Centre of turret to edge of turret 100mm Turret has a flue insertion of 30mm The white outer flue tube must protrude the wall by 17mm From centreline of turret to wall Rear...

Page 11: ...turret on until it has travelled 30mm on to the flue pipe and is fully engaged Make sure the flue has not rotated or moved forward during fitting and the flue seam is upper most 3 Push the turret into...

Page 12: ...e boiler and its flue system Note The resistance of the deflector is equivalent to 1 metre of flue length Ensure this is used when calculating the maximum allowable flue length 2 Choose the direction...

Page 13: ...alcony 500 mm Below velux windows 2000mm Above or side of velux windows 600mm 2 9 ASSEMBLING THE ROOF FLUE KIT 1 Position the roof plate supplied separately over the hole cut in the roof and insert fl...

Page 14: ...nating into a suitable internal foul water discharge 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 externa...

Page 15: ...ater Weather proof insulation Max 3m external pipework Limestone chippings 500 300 25 2 rows of three 12mm holes 25mm centres 50mm from the bottom of the tube facing away from the house Minimum connec...

Page 16: ...E DHW LIVE X3 PUMP GND X9 X8 OWC OWC OPENTHERM OPENTHERM 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 FLOW DHW D...

Page 17: ...leaning procedures are covered more fully in Sections 3 3 3 7 and MUST be carried out in sequence IMPORTANT 6 After completing the servicing or exchange of components always ensure all gas valve conne...

Page 18: ...onto the top retaining clips 5 Retain the upper panel with the two fixing screws previously removed ensuring a good seal is made 6 Swing the lower front panel up and retain with the two screws 7 Close...

Page 19: ...er 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 that may be on t...

Page 20: ...nition gap is correct Refer to Sections 3 12 3 13 1 Ignition Electrode Earth Wire Reassemble the boiler in the following order 1 Ensure that the condensate trap siphon is full of water 2 Refit the bur...

Page 21: ...to Section 3 19 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 Remove the clip from the gas...

Page 22: ...any damaged or deteriorating sealing gasket 8 Reassemble in reverse order 9 Check the operation of the boiler 1 Refer to Section 3 8 2 Disconnect the electrical leads from the fan 3 Remove the clip fr...

Page 23: ...the electrode 7 Fit the new ignition electrode using the new gasket supplied Check dimensions as shown 8 Reassemble in reverse order 9 Check the operation of the boiler Ignition Electrode 3mm Straigh...

Page 24: ...ATOR REPLACEMENT Refer to Section 3 8 To remove the motor 1 Remove the condensate trap siphon Refer to Section 3 16 2 Place a flat bladed screwdriver in the actuator slot provided and ease out the act...

Page 25: ...off the rubber pipe at the siphon 3 Turn the siphon clockwise to disengage and lift to remove 4 Reassemble in reverse order 5 When reassembling ensure the trap is full of water 6 Check operation of t...

Page 26: ...uide and secure this to the new PCB 9 Insert the new PCB and secure all electrical connections Ensure control knobs are correctly aligned with PCB 10 Reassemble in reverse order If programming of the...

Page 27: ...ill be experienced during replacement of components 3 After replacing any component on the boiler DHW circuit re fill as appropriate 4 Check operation of the boiler CENTRAL HEATING CIRCUIT 1 Refer to...

Page 28: ...reeze Check operation of the boiler 5 7 4 1 Refer to Section 3 8 2 Drain the heating system Refer to Section 3 19 3 Remove the boiler front See Section 3 8 lower the control panel and remove the contr...

Page 29: ...7 Remove the pump electrical connection Refer to Section 3 26 no 3 8 Remove DHW Turbine electrical connection Refer to Section 3 20 no 3 9 Remove the DHW plate heat exchanger note orientation Refer to...

Page 30: ...g a suitable tool pull out the metal retaining clip 5 Carefully withdraw the pressure switch 6 Fit the new pressure switch and re assemble in reverse order 7 Refill the boiler and add the correct volu...

Page 31: ...anner should be used 5 Fit the new thermistor using the sealing washer provided 6 Reassemble in the reverse order 7 Refill the boiler and add the correct volume of anti freeze 8 Check the operation of...

Page 32: ...llows clearance of the pipe from heat exchanger plugs Lift pipe and remove 13 Remove the two heat exchanger fixing screws 14 To remove the Heat exchanger slide out of location bracket 15 Remove the co...

Page 33: ...pressure to 0 75 bar 5 Re assemble in reverse order re fill the boiler and add the correct volume of anti freeze 6 Check operation of the boiler REPLACEMENT 7 Refer to Section 3 8 8 Drain the boiler C...

Page 34: ...r hot water but the appliance has reached the desired temperature set on the boiler The boiler is operating in central heating mode The boiler is operating in domestic hot water mode The boiler is ope...

Page 35: ...er letter refer to page 34 L Boiler is in lockout for a specific error Display will show L with a number or letter to show which error is detected F Boiler has a fault for a specific error Display wil...

Page 36: ...e house are working to confirm a supply is present in the property 3 If other appliances do not work or there are no other appliances check the gas supply is on at the meter and or pre payment meter h...

Page 37: ...FAULT GO TO SECTION 4 13 RETURN THERMISTOR FAULT GO TO SECTION 4 14 OUTSIDE SENSOR FAULT LOW MAINS VOLTAGE CONTACT ELECTRICITY PROVIDER NEGATIVE DIFFERENTIAL FLOW OR RETURN THERMISTOR FAULT PCB UNCONF...

Page 38: ...Check wiring connection 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 detection electrode and a...

Page 39: ...Are the Boiler and CH System filled with water and radiator valves open check pressure gauge is between 1 to 1 5 bar NO NO YES Fill and vent the system and open all isolation valves YES Are connection...

Page 40: ...lectrode and associated harness for continuity visual condition and position Refer to Section 3 12 Are these functioning correctly YES Check siphon and condensate drain pipe work for blockage and rect...

Page 41: ...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 Flow Thermistor NO...

Page 42: ...Disconnect the wires to the outside sensor Check the resistance using a suitable multimeter connected across the Outside Sensor s terminal pins At 0 o C expect 31 000 35 000 Ohms At 15 o C expect 15...

Page 43: ...rise and check filter fitted in turbine is not blocked with debris NO Reconnect wiring or replace wiring harness if no continuity NO Re engage diverter head NO Replace PCB Is hot and cold pipework cr...

Page 44: ...spare parts product training please phone us on 01482 325456 or contact us at the address below MORCO PRODUCTS LTD Morco House Riverview Road Beverley East Yorkshire HU17 0LD TEL 01482 325456 FAX 014...

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