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EHS Combination and System Boilers

Installation Manual

Heating for the Renewable Future

Please read through the whole instructions before removing the boiler from its packaging and installing

and operating the appliance.

Содержание ALC1-1PCO12

Страница 1: ...EHS Combination and System Boilers Installation Manual Heating for the Renewable Future Please read through the whole instructions before removing the boiler from its packaging and installing and ope...

Страница 2: ...ICE UNDER NO CIRCUMSTANCES MUST THIS BOILER BE CONNECTED TO THE MAINS POWER WHILST THE BOILER IS DRY THE BOILER MUST BE FILLED WITH WATER AND PRESSURE TESTED PRIOR TO ELECTRICAL CONNECTION FAILURE TO...

Страница 3: ...7 4 1 Flushing 7 4 2 Heating System Fill 7 4 3 Hot Water System Fill 7 5 Electrical Connections 7 5 1 Electricity Connection Precautions 7 5 2 Electrical Supply Connections 7 5 3 Thermostat connectio...

Страница 4: ...he boiler at www ehs heating com within the time specified in the warranty terms and conditions This can be found at the back of this manual and on the EHS website The warranty relates to any manufact...

Страница 5: ...reaker is used VOLTAGE AND LOAD TEST DONE CABLE SIZE mm BREAKER AMPS 3 6 Check the central heating design is suitable for the application Detailed recommendations are provided in BS EN 12828 and BS EN...

Страница 6: ...trical installations IEE Wiring Regulations Seventeenth edition 4 1 7 BS EN 7593 Code of practice for treatment of water in heating systems 5 Unpacking and installation 5 1 These appliances can weigh...

Страница 7: ...able Connector 1 4 Single valve 1 14 Water tank pipe 1 24 Body parts 1 5 Pressure switch 1 15 Pressure relief pipe 1 25 Expansion tank 5 litres left side 1 6 Pressure gauge 1 16 Pressure relief valve...

Страница 8: ...ponents 1 5 DHW thermostat 60A 17 Water temperature probe D12 1 29 Wire 1 6 Pressure switch 1 18 Water temperature probe D18 1 30 Cable Connector 1 7 Pressure gauge 1 19 Water tank pipe 1 31 Body part...

Страница 9: ...the electrical supply then you must install it in a fashion that prevents access to the boiler such as a lockable cupboard The wall that you choose to mount this boiler on should be strong enough to...

Страница 10: ...10 www ehs heating com Screw 3 x screws into 3 upper expansion screw bolts Step Four Hang the boiler on the 3 fixed screws Then drill 2 screws into 2 under expansion screws...

Страница 11: ...11 www ehs heating com 7 2 Design and connect the plumbing system 7 2 1 Typical S plan Layout for a system boiler...

Страница 12: ...12 www ehs heating com 7 2 2 Typical Layout for Combination Boiler...

Страница 13: ...d on the flow and return pipework from the boiler Standard ball valves will restrict flow and impede the flow in and out of the boiler which will result in poor performance AUTOMATIC AIRVENTS The EHS...

Страница 14: ...red as overtightening of connections can twist and damage the internal pipework of the boiler which is not covered under the warranty An external magnetic filter must be used on all installations 7 3...

Страница 15: ...automatic air vent behind the pump in the boiler to ensure its not screwed down It needs to be free moving 7 4 2 3 Connect the filling loop to the water replenishing connection 7 4 2 4 Open the replen...

Страница 16: ...carried out when installing high power boilers 7 5 1 2 All electrical connections must be made by a fully qualified electrician 7 5 1 3 All wiring must be carried out in accordance with current IEE BS...

Страница 17: ...ernal thermostat and programmer should be used to control the boiler to schedule the hot water or heating These can be fitted as a single programable thermostat or as an individual programmer and ther...

Страница 18: ...owing 7 6 1 1 All STEPS in the manual so far have been completed as instructed The boiler must have been filled with water and isolating valves must be in the open position 7 6 1 2 The boiler casing i...

Страница 19: ...e Daily 24hr Timing Menu Key 6 Confirm and exit Fault clear key Actual temperature Heating actual outlet temperature bathroom actual outlet temperature Water pump operation status Lit the pump is runn...

Страница 20: ...om setting temperature Fault code In winter mode Shows the heating setting temperature In summer mode Shows the Hot water setting temperature Shows Fault Code when a fault occurs Indoor temperature th...

Страница 21: ...nd down arrow buttons set the desired temperature 7 6 2 2 1 Press the On Off key to light up the winter mode icon This will also illuminate the actual setting temperature the actual water outlet tempe...

Страница 22: ...at the boiler has started to heat the water 7 7 4 Purge Air from The System With the pump running start to purge all air from the system by bleeding all radiators and air vents Once bled the system sh...

Страница 23: ...to 5 degrees above current room temperature and check that the boiler heating fires This is confirmed by the Ignition symbol and the Temperature symbol being solidly lit 8 1 2 Let the boiler run for a...

Страница 24: ...HEATING PRESSURE SET AT Bar WHAT IS THE INCOMMING MAINS PRESSURE Bar WHAT HAS THE BOILER FLOW TEMPERATURE BEEN SET AT o C WHAT HAS THE BOILER DIFFERENTIAL TEMP BEEN SET AT o C WHAT PUMP SPEED HAS BEE...

Страница 25: ...S THE DRAW OF THE APPLIANCE FOR HOT WATER AMPS WHAT SIZE CABLE WAS INSTALLED TO THE APPLIANCE MM2 WHAT IS THE APPROXIMATE CABLE RUN TO THE BOILER M WHAT TYPE OF CABLE HAS BEEN USED Notes BY SIGNING YO...

Страница 26: ...ult Heating water temperature is too low 1 If the heating pipework is frozen the boiler will not be able to work 2 Clean pipeline refill the water then switch on EC Display Disconnected from PCB Displ...

Страница 27: ...eck whether the heater has leakage and change it 3 Check whether there is leakage situation in the external input power wires and repair the line Dry burning temperature controller trip Display screen...

Страница 28: ...inter mode icon This will also illuminate the actual setting temperature the actual water outlet temperature the thermostat indoor temperature control icon heating icon water pump icon Time heating ic...

Страница 29: ...timing segment light off And then press MODE and the flashes Press UP DOWN to set the temperature Long press Clock for 3 seconds until the icon is light and timing function starts 10 8 3 1 24 Time on...

Страница 30: ...30 www ehs heating com EHS System Boiler 1 Phase...

Страница 31: ...31 www ehs heating com EHS Combination Boiler 1 Phase Circuit Diagram Technical Data...

Страница 32: ...630mm 380mm 230mm 12 BOILER MAINTENANCE EHS electric boilers do not require maintenance other than the following The heating system must be filled and maintained when the water is cold between a press...

Страница 33: ...the last service without invalidating the Warranty 24 If the service is not carried out in accordance with the guidelines within the product installation manual the Warranty cover will become void 25...

Страница 34: ...d chemical treatments inhibitor etc Any repair that is needed because of anything other than a fault to the Boiler or failure of the Boiler itself Any 3rd party damage whether accidental negligent mal...

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