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30,000 - 9kW for Heating and Hot Water
Electrastr
Electrastr
Electrastream
Electrastr
Electrastr
Patents GB23449908 + Application 01514800.2 WRC Approval Pending
A complete cost effective solution for Hot and Cold
water supply and Electric Central Heating with water
filled radiators, suitable for Self-contained Flats, Small
Dwellings, Offices, Home Offices and Granny Annexes.
eam
eam
eam
eam
USER and INSTALLATION
INSTRUCTIONS
Electrastr
Electrastr
Electrastream Plus
Electrastr
Electrastr
05/12/06
Plus
Plus
Plus
Plus
Plus
eam Plus
eam Plus
eam Plus
eam Plus
41
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Table of Contents
Related Manuals for GAH Electrastream
Summary of Contents for GAH Electrastream
- Page 1 30,000 - 9kW for Heating and Hot Water Electrastr Electrastr Electrastr Electrastr eam Plus eam Plus Electrastr Electrastream Electrastr Electrastr Electrastream Plus Electrastr eam Plus eam Plus USER and INSTALLATION INSTRUCTIONS 05/12/06 Patents GB23449908 + Application 01514800.2 WRC Approval Pending...
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Page 2: Table Of Contents
Section 7 Fault Finding 7 FAUL AULT FINDING T FINDING T FINDING T FINDING T FINDING 7-1 Fault Finding -------------------------------------------- 36 IMPORTANT BEFORE STARTING THE INSTALLATION OF THE ELECTRASTREAM CHECK ALL COMPONENTS HAVE BEEN DELIVERED AND ARE IN SATISFACTORY CONDITION. -
Page 3: Introduction
After installation the Installer of the system should give full operating instructions to the householder for the Electrastream System. 1-1.1 The Electrastream System The Electrastream system by GAH (Heating Products) Ltd. has been developed as a cost effective solution for domestic hot and cold water and electric central heating with water filled radiators. - Page 4 Pressure maintained for both hot and cold taps even when other taps are open (subject to volume used). ELECTRASTREAM SOLAR The Electrastream system is suitable for Solar water heating - for further details consult GAH (Heating Products) Ltd. Solar Collectors...
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Page 5: System Layout
INTRODUCTION INTRODUCTION INTRODUCTION INTRODUCTION INTRODUCTION System Layout 1 1 1 1 1 PARTS SUPPLIED Fig. 1-2a Typical Schematic Installation - Electrastream PARTS SUPPLIED Fig. 1-2b Typical Schematic Installation - Electrastream Plus... - Page 6 This is controlled by the cylinder temperature sensor and the Electrastream Control unit. Electrastream is designed to make full use of economy tariff electricity supplies and the wiring must be arranged to make full use of this. GAH offer a range of quality Water 1-2.5 Output...
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Page 7: Immersion Heater Operation
GAH recommend and promote the use of scale prevention devices and water softeners in areas that are known to have hard water. Installed correctly they prolong the life of equipment and help prevent limescale formation in the pipework. -
Page 8: System Control
MANUAL RESET If the immersion heater thermal cut-out trips more than once, switch off the Electrastream BUTTON isolating switch and contact your installer. - Page 9 TOR CONTROLS TOR CONTROLS 2-1.4 Heating Motorised Valve When the room thermostat is calling for heat and the Electrastream Control is set for heat ON, the heating motorised valve will open allowing water to the radiators. Display icon ‘Valve ’ indicates the valve is open.
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Page 10: Electrastream Control Unit
Indicates Element 2 is ON HEAT 3 Indicates Element 3 is ON VALVE Indicates Heating Valve is OPEN Heating on PUMP Indicates Heating Pump is ON THERM Indicates Room Stat is calling for heat Fig. 2-2a Electrastream Control Unit - Normal Screen... - Page 11 (:mm) Display only. Indicates the total hours that each immersion heater element has been in operation. (For service engineers information only.) Notes:- All times are given in 24 hour clock. Fig. 2-2b Electrastream Control Unit - Time Setting Displays...
- Page 12 Regional Electricity suppliers have their own ‘Off-Peak’ tariffs that will provide an economical supply of power for the Electrastream system. It is vital that the time settings of the Electrastream Control are set to make the most use of the available ‘Off-Peak’ tariffs.
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Page 13: Opera
TOR CONTROLS TOR CONTROLS Shut Off Valves The Electrastream installation will have a number of shut off valves, the location of these will be dependent on the installation - figs. 2-3a and 2-3b show typical layouts. 2 2 2 2 2 Fig. -
Page 14: Expansion Relief Discharge
Located in the feed from the accumulator. Isolates water in accumulator. Expansion Relief Discharge Note The Electrastream hot water cylinder has a Temperature/Pressure Relief Valve (TPRV); in The Tundish or discharge pipe should the event of the pressure within the cylinder becoming too high, the TPR Valve will vent. -
Page 15: Thermostatic Mixing Valve
2 2 2 2 2 Loss of air pressure in the accumulator resulting in no expansion (Electrastream Plus only) If the heating heating system is the cause then :- Check that the radiators are turned on, the heating system should never be operated with all radiators OFF. -
Page 16: Specifications
TECHNICAL INFORMA TECHNICAL INFORMA TECHNICAL INFORMA TECHNICAL INFORMA TECHNICAL INFORMATION TION TION TION TION Specifications 3-1.1 Cylinder Material ....................Stainless Steel Maximum Water Supply Pressure ..............6.0 Bar Operating Pressure ................... 3.5 Bar HTPR Valve ..................... 7.0 Bar/90°C Thermal Cut-Out (in contactor box) ............fixed @ 90ºC WRC Certificate No. -
Page 17: Dimensions
TECHNICAL INFORMA TECHNICAL INFORMA TECHNICAL INFORMA TECHNICAL INFORMA TECHNICAL INFORMATION TION TION TION TION Dimensions 3-2.1 Cylinder Dimensions COMPRESSION FITTINGS ARE SUPPLIED TO ADAPT THE CYLINDER TAPPINGS TO THE PIPE SIZES SHOWN. 3 3 3 3 3 i l y y t i Ø... - Page 18 3-2.2 Indirect Twin Cylinder Dimensions COMPRESSION FITTINGS ARE SUPPLIED TO ADAPT THE CYLINDER TAPPINGS TO THE PIPE SIZES SHOWN. ØB TWIN COIL CYLINDERS ARE USED FOR SOLAR WATER HEATING APPLICATIONS SEE 1-2.3 22.5° 45° 3 3 3 3 3 TPRV HOT WATER TO TAPS -22mm BOILER FLOW...
- Page 19 TECHNICAL INFORMA TECHNICAL INFORMA TECHNICAL INFORMA TECHNICAL INFORMA TECHNICAL INFORMATION TION TION TION TION 3-2.3 Accumulator Dimensions PRE-CHARGE VALVE - SCHRAEDER Essential Access Ø28 ‘TEE’ 28/28/28 COMPRESSION FITTING 1040 r o t e z i r e t 3 3 3 3 3 ) y t r t i l * Water content is up to 65% of the accumulator volume.
- Page 20 3-2.5 Cased System Dimensions PIPEWORK NOT TO SCALE 3 3 3 3 3 A A A A A TION TION TION TION TION Fig. 3-2e Cylinder Dimensions...
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Page 21: Wiring
TECHNICAL INFORMA TECHNICAL INFORMA TECHNICAL INFORMATION TECHNICAL INFORMA TECHNICAL INFORMA TION TION TION TION Wiring 3-3.1 Wiring diagram 3 3 3 3 3... -
Page 22: Building Control
4-2.2 Electrical Work All electrical installation and maintenance of the Electrastream must be carried out by a competent qualified installer. All electrical work must be installed to the requirements of these ‘User and Installation Instructions’. -
Page 23: Hot Water System
4 4 4 4 4 4-3.2 Cylinder Thermostat Box The cylinder thermostat is an integral part of the Electrastream Control, a sensor and lead is provided. The sensor must be inserted into the phial of the cylinder thermostat box and the lead wired back to the’Temp Sensor’ terminals of the Electrastream Control. - Page 24 The cylinder is not guaranteed against damage caused by scale. GAH recommend and promote the use of scale prevention devices and water softeners in areas that are known to have hard water. Installed correctly they prolong the life of equipment and help prevent limescale formation in the pipework.
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Page 25: Heating System
4-3.9 Thermostatic Mixing Valve Notes A Thermostatic Mixing Valve is supplied with the Electrastream. It should be fitted Refer to the mixing valve manufacturer’s between the cylinder hot water outlet and the draw off (taps). The valve mixes hot water... - Page 26 TION 4-4.1 Notes on Heating System The total output from the Electrastream for hot water and heating is 30,000 Btu (9kW). The radiators should be sized to suit. The schematic system shows a kick space fan assisted heater, these are efficient space saving units, ideal for small dwellings.
- Page 27 INST INST INSTALLA INST INST ALLA ALLA ALLA ALLATION TION TION TION TION 4-4.7 Filling Loop A Filling Loop comprising a flexible hose, double check valve and an isolating valve is supplied for filling and topping up the system. The filling loop should be fitted between the incoming mains (before water softener) and the heating system return as shown on page 4 and fig.
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Page 28: Expansion Discharge
INST INST INSTALLA INST INST ALLA ALLA ALLATION ALLA TION TION TION TION Expansion Discharge 4-5.1 Tundish The Tundish must be vertical and fitted within 500mm of the temperature and pressure relief valve and must be located with the cylinder. The tundish must also be in a position visible to the occupants, and positioned away from any electrical devices. - Page 29 INST INST INST INST INSTALLA ALLA ALLA ALLA ALLATION TION TION TION TION 4 4 4 4 4 Fig. 4-5b Typical Expansion Discharge Arrangement The equivalent hydraulic resistance of discharge pipework needs to be calculated where the length of D2 D2 D2 D2 D2 exceeds 9m (maximum for one step up in pipe size) including resistance of elbows or bends.
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Page 30: System Pressure
The heating system has a TPRV set at 3 Bar. Electrastream only The Accumulator Pressure is factory set at 2 Bar. The recommended Accumulator Pressure is 1.5 Bar below the mains pressure with an absolute minimum of 0.5/0.8 Bar - see 5-5.2. Consult GAH (HEATING PRODUCTS) for further information. -
Page 31: Parts Supplied
4-7.2 Electrastream Plus e t I . y t i l y i l y t i T i t a... - Page 32 INSTALLA ALLA ALLA ALLA ALLATION TION TION TION TION 4-7.3 Connections to Electrastream - 125 and 150 Cylinders DOMESTIC UNVENTED CYLINDER COLD WATER 22mm MI COUPLER x 22 x ¾” HTPR VALVE 22mm LEVER VALVE DOMESTIC HOT WATER 22mm FROM MAINS...
- Page 33 INST INSTALLA INST INST ALLA ALLA ALLA ALLATION TION TION TION TION 4-7.4 Connections to Electrastream Plus UNVENTED CYLINDER DOMESTIC COLD WATER 22mm MI COUPLER x 22 x ¾” HTPR VALVE FROM MAINS DOMESTIC HOT WATER 22mm 22mm ACCUMULATOR COMBINATION...
- Page 34 INST INST ALLA ALLA ALLATION ALLA TION TION TION TION 4-7.5 Connections to Electrastream Cased CONSUMER UNIT ELECTRASTREAM C/W DP ISOLATOR, RCD & 45A MCB CONTROLLER HOT WATER EXPANSION VESSEL ??L HEATING EXPANSION VESSEL ??L FRAME UNVENTED CYLINDER 4 4 4 4 4...
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Page 35: Section 5 Commissioning
Should the commissioning not be carried out, then the manufacturers guarantee and any extended warranty, will become null and void. The Guarantee Form MUST be completed and returned to GAH (HEATING PRODUCTS) in the prepaid envelope provided. 5-1.1 Commissioning Procedure 1. - Page 36 5-1.2 Accumulator Pressure could result in damage to the diaphragm. Accumulators are supplied by GAH with a preset air charge of 2 Bar (28/30psi). The Combination Valve supplied with the Electrastream Plus has an integral pressure 5 5 5 5 5 reducing valve fixed at 3.5 Bar.
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Page 37: Handing Over
SERVICING SERVICING Handing Over Complete the Guarantee Form, the top sheet of this MUST be sent to GAH (HEATING PRODUCTS) LIMITED. Complete the Benchmark Logbook. The Installer should re-check the system and ensure it is completely satisfactory before demonstrating to the householder. The householder should be aware of the following:- Ensure the householder understands the most cost effective use of the Electrastream system using economy and standard tariffs. -
Page 38: Routine Service
SERVICING SERVICING Routine Service The Electrastream system should have a routine service at least once in 12 months. IMPORTANT Always turn off the heating system and electricity supply to the Electrastream before working on the Electrastream System. 6-1.1 Service Procedure Confirm with customer service history and locate Benchmark Logbook. -
Page 39: Section 7 Fault Finding
Please consult your installer. Water Leaks In the unfortunate event of a water leak from the Electrastream cylinder, TURN OFF ELECTRIC SUPPLY, then turn off the mains water supply to the house via the stop cock. Make allowance to store some cold water for necessities. Open both cold and hot taps to drain the cylinders of water thus preventing any further leaks and consult your installer. - Page 40 Notes...
- Page 41 Ceramic Fibre. In pursuance of a policy of constant development, GAH (HEATING PRODUCTS) LIMITED reserve the right to change Electrastream parts or design without notice, therefore GAH (Heating Pr GAH (Heating Pr GAH (Heating Pr GAH (Heating Pr GAH (Heating Products) Ltd.