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FEB-24ED 3

!

USER INSTRUCTIONS AND

TECHNICAL INSTRUCTIONS

T

T

o Domestic Hot W

o Domestic Hot W

ater:

ater:

Minimum 7.7 kW 

(26,291.07 Btu/h)

Maximum 24.5 kW

(83,653.411 Btu/h)

T

T

o Central Heating:

o Central Heating:

Minimum 7.7 kW 

(26,291.07 Btu/h)

Maximum 24.5 kW

(83,653.411 Btu/h)

BOILER OUTPUT

BOILER OUTPUT

EC-TYPE EXAMINATION CERTIFICATE

0099BU901

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

Morco Products Ltd

Tel:   01482  325456    Fax:  01482  212869
Website:

www.morcoproducts.co.uk

Summary of Contents for FEB24ED3*

Page 1: ...24 5 kW 83 653 411 Btu h T To Central Heating o Central Heating Minimum 7 7 kW 26 291 07 Btu h Maximum 24 5 kW 83 653 411 Btu h BOILER OUTPUT BOILER OUTPUT EC TYPE EXAMINATION CERTIFICATE 0099BU901 Morco House Riverview Road Beverley East Yorkshire HU17 0LD Morco Products Ltd Tel 01482 325456 Fax 01482 212869 Website www morcoproducts co uk ...

Page 2: ...2 ...

Page 3: ... GENERAL SPECIFICATIONS 8 3 TECHNICAL DATA 10 4 GENERAL INSTALLATION REQUIREMENTS 12 5 INSTALLATION INSTRUCTIONS 15 6 COMMISSIONING INSTRUCTIONS 17 7 ROUTINE SERVING INSTRUCTIONS 18 8 TROUBLESHOOTING 19 9 FAULT CODE TABLE 20 10 WARRANTY CONDITIONS 20 ...

Page 4: ... light will come on indicating the burner is on A water temperature of between 35 and 60 C can be selected by turning the domestic hot water temperature regulating knob The value selected will be shown in the display when it is changed with the knob HOT WATER AND CENTRAL HEATING SERVICE With the main control switch on and the display showing On turn the heating selector knob clockwise from the sum...

Page 5: ...afety devices such as frost protection and anti pump seizure are still operative To shut down completely and isolate the mains supply the plug must be removed from the wall GENERAL GUIDANCE NOTES ON HOT WATER DELIVERY The temperature of the hot water is governed by both the ambient temperature of the cold water supply and its flow rate through the boiler I E at a flow rate of 10L min there will be...

Page 6: ...t and cold water system ANTI PUMP SEIZURE DEVICE When central heating is not being used but the boiler is in the summer setting for domestic hot water only the pump will automatically run for 30 seconds every 23 hours to prevent it seizing If the appliance has been shut down with the electrical supply switched o for a period this device will not work The pump may be found to have jammed when the a...

Page 7: ...n NOTES ON FROST PROTECTION The boiler inbuilt frost protection feature is designed primarily to prevent damage to the heating cir cuit and radiators It will not protect the hot and cold water pipes from freezing under the holiday home and will provide only a limited protection to the boiler pipework and hot and cold pipework inside the holiday home The heating circuit and radiators should contain...

Page 8: ...re switch Prevents the boiler firing if there is less than 0 5 bar in the system Thermistors NTC There are two thermistors for automatic control of the domestic hot water and the central heating temperature Safety thermostat Shuts down the boiler in the event of overheating Resets after a few minutes cooling Electronic controls incorporating the following fea tures Temperature selection for centra...

Page 9: ...d valve 2 8 Front panel control 9 3 way valve 10 Air pressure switch 11 Room Stat optional 12 Clock Connection 13 Modulating Solenoid Valve 14 Flame Sensor 15 High limit stat 17 Central Heating return thermisthor 18 Pressure Switch 19 External Probe 20 Clock FEB 24ED 3 ELECTRICAL CIRCUIT DIAGRAM ...

Page 10: ...l heating 2 5 Maximum D H W 10 Operating pressure bar Minimum D H W activation 0 3 Expansion vessel capacity 1 7 Radiators 60 85 Central heating circuit Floor heating 40 60 Temperature selection range ºC D H W circuit 35 60 Natural G 20 20 Gas inlet pressure mbar Propane G 31 37 Natural G 20 m3 h 2 69 Gas consumption Hi Propane G 31 kg h 2 03 Electrical supply V Hz 230V 50Hz Maximum Power Consumpt...

Page 11: ...ng return 2 Mains cable 3 1 2 BSP Domestic cold water inlet 4 3 4 BSP Gas inlet 5 1 2 BSP D H W outlet 6 3 4 BSP Central heating flow 8 Pressure Relief Valve 9 Draining valve for central heating T A Room thermostat connection T A asdasdfasdfasdfasdf CH flow DHW DCW CH Return Gas Inlet 3 ...

Page 12: ...nt IEE Wiring Regulations and in Scotland the electrical provisions of the Building Regulations applicable in Scotland A compartment used to enclose the appliance MUST be designed and constructed specifically for the purpose An existing cupboard or compartment may be used provided it is modified accordingly Ventilation requirements as stated in this manual must be observed Minimum clearance as sta...

Page 13: ...ion cock must be fitted in the sup ply close to the boiler or use morco part number FW0391 The complete installation must be tested for gas soundness 4 7 WATER SYSTEMS GENERAL This appliance is designed for connection to sealed central heating water systems Prior to filling the central heating system see sec tion 6 2 It is recommended that where the system is installed in a caravan holiday home su...

Page 14: ...h The final 1000 mm 40 in of the mains supply pipe to the boiler must be copper If the appliance is installed in an area where the temporary hardness of the water supply is high say over 150 ppm the fitting of an in line scale inhibitor may be an advantage Devices capable of preventing the flow of expan sion water e g non return valves and or loose jumpered stop cocks should not be fitted unless s...

Page 15: ...THERMOSTAT This appliance may be used in conjunction with an external room thermostat The voltage between the contacts of the room ther mostat is 24V normally closed Any 24V controls may be used but gold contacts are recommended DO NOT under any circumstances use a mains sup ply to the stat as you will blow the P C B in the boil er Only voltage free switching stats should be used Connection of a r...

Page 16: ...n holiday home the air restrictor ring must be inserted into the boiler spigot before the elbow 5 4 WATER AND GAS CONNECTION Connect the boiler up in such a way as to leave the connecting pipes self supporting and free from any stress Check that the gas pipe complies with the require ments of section 4 6 In order for the boiler to function correctly and to have a long working life the central heat...

Page 17: ...s in the installation 6 3 GAS CIRCUIT Purge the gas circuit as described above Turn on the gas cock to the installation and check that there are no leaks using leak detection fluid 6 4 SETTINGS Before leaving the factory the boiler is pre set in accordance with the information on the data plate and therefore needs no further adjustment 6 5 INITIAL OPERATION 6 5 1 Preliminary warnings Make sure tha...

Page 18: ...afety lock out If the boiler develops a fault the red LED will illumi nate and the digital display shows the relevant fault code see p19 To restart the boiler Set the main control on the position and then turn it back to the chosen position The red LED should go out IMPORTANT Whenever the boiler has been left idle for any length of time or when a new gas bottle is installed propane models the appl...

Page 19: ...the boiler is firing in either mode Check the amber LED iluminates when a flame is detected in either central heating or domes tic hot water modes 8 TROUBLESHOOTING COMMON PROBLEMS 1 Hot water temperature at the taps will be reduced as the temperature of the mains cold water supply is colder during the winter period 2 The gas supply to the boiler has run out or is about to run out near empty propa...

Page 20: ...n thermistor failure F13 Central heating flow thermistor failure The boiler is guaranteed against manufacturing defects for a period of one year from the date of first commissioning However the guarantee is subject to proof of commissioning in accordance with the gas safety Instalation and Use act 1998 The guarantee does NOT cover the following issues 1 Frost damage to any part of the boiler conta...

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