Alpha SolarSmart 90 Installation And Servicing Instructions Download Page 12

12

Alpha SolarSmart 90 - Installation

4 INSTALLATION

4.1

UNPACKING

The SolarSmart 90 system is supplied in three boxes as follows:

Box 1 - Solar cylinder

Contents:

Solar cylinder
Inlet pipework assembly
Temperature/pressure relief valve with discharge pipe
Casing and insulation
Cylinder pump
Control box
Top cover
Bottom cover
Wall mounting brackets
Screw pack
Fitting instructions

Fig. 9

Box 2 - Drain back unit

Contents:

Mounting board
Drain back vessel
Housing and drain back unit pump (with 6 metre cable)
Screw pack
Cable set for collector temperature sensor
Pipe fittings for drain back unit/collector
Pipe insulation

Fig. 10

Box 3 - Unvented kit and Solar valve

Contents:

2.5 bar pressure reducing valve
8 litre expansion vessel
Expansion vessel mounting bracket
Tundish
Expansion relief valve/check valve
Solar valve kit
Fitting instructions

The following items are also required to complete the installation:
1.

Solar collector - Landscape or Portrait

2.

Solar collector mounting kit - a. Pitched roof collector flashing kit - landscape (Part No. 6.4000650)

or portrait (Part No. 6.4000750).

or b. Flat roof collector mounting kit, landscape only (Part No. 6.4000800).
or c. On-tile collector mounting kit (Part No. 6.4000850).

Drain back

unit pump

Drain back

unit housing

Screws

Mounting board

Control box

Cylinder pump

Bottom cover

Bottom wall
mounting bracket

Top wall
mounting bracket

Top cover

Clamping bracket

Solar
cylinder casing

Bottom cover
fixing screw
and washer

Summary of Contents for SolarSmart 90

Page 1: ...Solar System and Wall Mounted Unvented Hot Water Solar Cylinder for use with an Alpha Combination Boiler Nepicar House London Road Wrotham Heath Sevenoaks Kent TN15 7RS For Technical help or for Serv...

Page 2: ...storage systems and the Local Authority must be notified of the intention to install Therefore the installation must be carried out by a person competent to install unvented hot water systems The ins...

Page 3: ...Area m Aperture Area m Length x Width x Thickness mm Water Content L Lift Weight kg Hydraulics Maximum Pressure bar Absorber Aluminium Cover and Copper Pipe Length x Width x Depth mm Spectral Selectiv...

Page 4: ...earances for Servicing Top Bottom Sides Front DBU Min Clearances for Servicing Top Bottom Side Front Lift Weight Cylinder Assembly Lift Weight DBU Weight Full and Operational Cylinder Assemby Weight F...

Page 5: ...8 Filter 9 Diffuser 10 DHW outlet pipe 11 Solar valve 12 Flow to boiler 13 Flow to tap 14 Temperature sensors 15 Insulation casing 16 Bottom tray 17 Unvented kit 18 Tundish 19 Non return valve 20 Expa...

Page 6: ...rature is controlled to a maximum of 70 C To prevent high temperatures at the hot water taps it is recommended that a thermostatically controlled mixing valve is fitted after the boiler 3 3 UNVENTED H...

Page 7: ...supply Thermostat sensor Thermostat sensor Unvented cylinder Thermostat sensor Solar collector Drain back unit Drain back unit pump Cylinder pump Heat exchanger Drain point Thermostatically controlled...

Page 8: ...of 22 mm copper discharge pipe D2 from a G temperature relief valve is 9 m Subtract the resistance for four 22 mm elbows of 0 8 m each 3 2 m Therefore the maximum permitted length equates to 9 3 2 5...

Page 9: ...ce containing a bath or shower When the cylinder is installed in a room containing a bath or shower it must not be possible for a person using the bath or shower to touch any electrical switch or cyli...

Page 10: ...ions The dimensions of the DBU and clearances required for servicing are shown in Fig 6 Water connections The connections at the top and bottom of the DBU are shown in Fig 6 Alpha SolarSmart 90 Genera...

Page 11: ...itable to ensure that the installation is weatherproof Full details of this type of installation are provided in the instructions supplied with the kit b Positioning of a landscape collector onto a fl...

Page 12: ...Box 3 Unvented kit and Solar valve Contents 2 5 bar pressure reducing valve 8 litre expansion vessel Expansion vessel mounting bracket Tundish Expansion relief valve check valve Solar valve kit Fittin...

Page 13: ...rails 1 Decide on the position of the cylinder taking into consideration the clearances and the maximum allowed distances from the drain back unit and collector 2 Using the template supplied mark the...

Page 14: ...the minimum 40 mm per metre downward slope of the collector tubing If the collector has not yet been fitted ensure that there is 200 250 mm between the centre of the break through hole and the upper...

Page 15: ...n the direction of flow 5 Connect the mains water supply to the pressure reducing valve and thoroughly flush out the water pipework Refer to Domestic Hot Water System Sections 3 2 and 3 3 Fig 13 4 7 F...

Page 16: ...e a single hot water supply immediately after boiler installation 4 A self adhesive label is supplied in the Solar Valve Kit This label must be located as shown in Fig 16 over the boiler hot water the...

Page 17: ...nd remove the cover See Fig 17 Remove the front cover of the cylinder by pulling it forwards Remove the screws securing the front of the control box to provide access to the terminals on the control b...

Page 18: ...rain back unit is pre filled and should not need any water added It is important to prime the drain back unit pump unscrew the centre cap and rotate the spindle using a small screwdriver Replace the c...

Page 19: ...modes on the display The push button provides the means to operate the cylinder During normal operation the system can be turned on and off using the button When the button is held in for 5 seconds t...

Page 20: ...eat exchanger Drain back unit pump Cylinder pump Mains cold water inlet Warm water to boiler Hot water to taps Solar valve Alpha SolarSmart 90 System Operation 6 1 WORKING PRINCIPAL Fig 21 The solar c...

Page 21: ...d possible solutions Temperature display The display see Fig 20 will display the solar cylinder temperature 10 70 C for 4 seconds followed by the operating mode on or oF for 2 seconds after which the...

Page 22: ...d check the operation 2 Ensure that all system connections and fittings are sound Remake any joints and check the tightness of any fittings that may be leaking 3 Inspect and clean if required the filt...

Page 23: ...G Y G Y G Y W Br Br Br Bl Bl Bl Bl W W Br Br Br Br Cylinder Pump G Y Bl Br DBU Pump Br Brown Bl Blue W White G Y Green Yellow NOTE Do not connect any other external controls Upper Cylinder Sensor Lowe...

Page 24: ...ll operate When the cause has been rectified the system control can be reset by pressing the button Code 74 No circulation in the collector Check water level in drain back unit Check the difference in...

Page 25: ...normal operating display 9 3 COLLECTOR SENSOR TEMPERATURE AND RESISTANCE DATA C 0 5 10 15 20 25 30 C 35 40 45 50 55 60 65 C 70 75 80 85 90 95 100 Ohm 32 15 26 31 19 86 15 89 12 49 10 00 8 06 Ohm 6 53...

Page 26: ...p PCB Set of two cylinder temperature sensors Front housing cylinder Top cover cylinder Bottom cover and screw cylinder Cylinder manifold seal kit Temperature pressure relief valve 90 C 7 bar Pressure...

Page 27: ...you complete the inspection record below Note Always use the manufacturer s specified spare parts when replacing any parts Date of Installation Name of Installer Address Postcode Telephone No Cylinder...

Page 28: ...n carefully prepared but we reserve the right to alter the specification at any time in the interest of product improvement Alpha Therm Limited 2006 Alpha Therm Limited NepicarHouse LondonRoad Wrotham...

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