Heatrae Sadia Megaflo Eco SolaReady Скачать руководство пользователя страница 50

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* All installations in England and Wales must be notifi ed to Local Authority Building Control (LABC) either directly or through a Competent Persons Scheme.           
A Building Regulations Compliance Certifi cate will then be issued to the customer.

© Heating and Hotwater Industry Council (HHIC) 

www.centralheating.co.uk 

SOLAR THERMAL COMMISSIONING CHECKLIST

This Commissioning Checklist is to be completed in full by the competent person who commissioned the Solar Thermal System and associated equipment 
as a means of demonstrating compliance with the appropriate Building Regulations and then handed to the customer to keep for future reference.

Failure to install and commission this equipment to the manufacturer’s instructions may invalidate the warranty but does not affect statutory rights.

Customer Name   

Telephone Number

Address  
Commissioned by 

(print name)

Company Name 

Telephone Number

Company Address    
 

Commissioning Date

To be completed by the customer on receipt of a Building Regulations Compliance Certifi cate.

Building Regulations Notifi cation Number 

(if applicable) 

Confi rmation that required areas of the installation have been notifi ed to Local Authority Building Control (LABC)
a). Initials of commissioning engineer
b). Competent Persons Scheme (CPS) details or details of LABC direct notiifi cation
Confi rmation that panels have been installed without lessening the structure, weathering and fi re resistance of the roof in accordance with the 
relevant Building Regulations and standards. Initials of commissioning engineer

COLLECTOR DETAILS

Make of collector  

Model of collector

Serial number of each collector: 

(if more than 6 collectors please append additional sheet)

i.  

ii.  

iii.

Iv. 

v. 

vi.

INSTALLATION DETAILS

Solar System Operating Pressure                      bar (cold) 

Expansion vessel air/nitrogen charge                      bar (cold)

Expansion or drain back vessel size                      litres
Operating correctly: Yes                                 Treated for leaks and fl ushed: Yes      

Filled and purged for air: Yes

System heat transfer fl uid details:

What type/make of heat transfer fl uid used?     

System volume                     litres

What is the fl uid mix: Water                       %    

Glycol                      %

Frost protection provided to                      °C
Is the installation in a hard water area (above 200ppm)?  

 Yes   

No     

If yes, has a water scale reducer been fi tted or has Tmax been limited to 60˚C?  

 Yes             No    

What type of scale reducer has been fi tted?
Air purged from solar primary circuit: Yes                                                                    Primary circuit valves and air vent(s) set to fi nal operating positions: 

Yes         

Pump speed setting recorded: Speed setting                                                            Max fl ow rate                       litres/min
Solar primary circuit pressure relief valves tested for correct operation:                   Yes                      Location
Device for limiting hot water temperature outlets has been fi tted:  

 Yes    

No   

Type  

Location

All exposed pipework lagged in accordance with regulations using suitably temperature rated materials  

Yes     

For unvented hot water storage cylinder, will controls stop solar fl uid circulation in the event of cylinder overheating?  

Yes 

SOLAR SYSTEM CONTROLS

Make and model of DTC
Temperature sensors checked and operating correctly  

 Yes 

Differential Temperature Controller (DTC) settings:                                              T on                      °C       T off                       °C 
                                                                                                                             T max                       °C    Other DTC Settings
Thermostat located in back-up heating zone of cylinder  

 Yes    

No

Have optimum settings for HW controls been explained to the customer?  

 Yes   

No

Does this include Legionella Bacteria protection settings with back up heating system to bring boiler volume to 60°C for an hour once a day?  

Yes    

No

Electrical installation is accordance with BS7671  

 Yes 

Location of electrical isolation switch to solar control/pump unit

ALL INSTALLATIONS

The heating and hot water system complies with the appropriate Building Regulations  

 Yes  

The system and associated products have been installed and commissioned in accordance with the manufacturer’s instructions  

Yes

The effi cient operation of system and its controls have been demonstrated to and understood by the customer  

Yes

The manufacturer’s literature, including Benchmark Checklist and Service Record, has been explained and left with the customer  Yes 

Commissioning Engineer’s Signature

Customer’s Signature

To confi rm satisfactory demonstration and receipt of manufacturer’s literature)

Содержание Megaflo Eco SolaReady

Страница 1: ...ot Water Cylinders Megaflo Eco SolaReady Unvented Important Please read understand all these instructions before commencing installation Please leave this manual with the customer for future reference...

Страница 2: ...Direct model 17 Indirect model 18 Installation of solar differential temperature controller 21 East West Array Kit 22 Commissioning 23 Commissioning of solar primary system 24 Commissioning of hydraul...

Страница 3: ...nels its temperature is raised The heated fluid is circulated through a heat exchanger coil in the base of the Megaflo Eco SolaReady solar storage cylinder transferring the heat gained to the stored w...

Страница 4: ...L CAPABILITIES OR LACK OF EXPERIENCE AND KNOWLEDGE IF THEY HAVE BEEN GIVEN SUPERVISION OR INSTRUCTION CONCERNING USE OF THE APPLIANCE IN A SAFE WAY AND UNDERSTAND THE HAZARDS INVOLVED CHILDREN SHALL N...

Страница 5: ...team heating plant unless additional and appropriate safety devices are installed Ascending spray type bidets or any other Class 5 back syphonage risk requiring that a Type AA AB AD or AG air gap be e...

Страница 6: ...ELECTRICIAN AND BE IN ACCORDANCE WITH THE LATEST I E E WIRING REGULATIONS ENSURE THE ELECTRICAL SUPPLY IS SWITCHED OFF BEFORE MAKING ANY CONNECTIONS TO THE MEGAFLO ECO SOLAREADY The Environment This p...

Страница 7: ...to 40 C 260 248 300 Weight empty kg 60 7 69 1 75 4 Weight full kg 320 312 369 Volume Litres 259 243 294 Dedicated solar volume Litres 91 4 83 4 118 0 Max mains pressure 1 6 MPa 16 Bar Max design press...

Страница 8: ...s no requirement to site it close to the unit it can be located at a point where the mains supply enters the premises if this is more convenient but you must install a non return valve just after the...

Страница 9: ...e plumbed to the inlet connection of the Megaflo Eco SolaReady unit No other valve should be fitted between the Pressure Relief Expansion Valve and the cylinder inlet Outlet to Megaflo eco Solar Mains...

Страница 10: ...atmosphere see page 14 Discharge Pipework Isolating Regulating Valves as required Temperature Pressure Relief Valve HWS supply Balanced HWS and MCWS to bathrooms showers cloakrooms etc DOC DOC DOC DO...

Страница 11: ...f a secondary circulation system is required it is recommended that it be connected to the Megaflo Eco SolaReady as shown in Figure 7 To achieve this the 1 2 BSP Sensor Pocket must be removed The seco...

Страница 12: ...he discharge pipe should not be blocked or used for any other purpose The discharge connections from the Pressure Relief Expansion Valve and the Temperature Pressure Relief Valve must not be used for...

Страница 13: ...ter for prolonged periods should be used Worked example of discharge pipe sizing This example is for a G temperature relief valve with a discharge pipe D2 having 4 No elbows and length of 7m from the...

Страница 14: ...l outlet size of the safety device between 18 and 27m at least 3 sizes larger and so on bends must be taken into account in calculating the flow resistance See Diagram 1 Table 1 and the worked example...

Страница 15: ...s of up to 150 C The solar collectors panels or evacuated tubes must be installed according to the instructions supplied with those selected We can only guarantee the system performance if installed i...

Страница 16: ...water expansion vessel or boiler sealed system vessel The charge pressure of the solar expansion vessel must be adjusted when the fluid circuit is empty or de pressurised to a pressure equal to the st...

Страница 17: ...the event of a thermostat failure The thermal cut out reset button position is indicated on Figure 13 DO NOT BYPASS THE THERMAL CUT OUT IN ANY CIRCUMSTANCES The lower immersion heater can be operated...

Страница 18: ...mostat and thermal cut out MUST NOT be disconnected or bypassed To do so would invalidate the product approvals and warranty and it would not comply with Building Regulations Should this method of con...

Страница 19: ...4 N N 1 2 GY BL BR GR OR L N Room stat CH 2 port valve CH pump Solar pump 11 12 A1 N 11 12 E Solar pump 1 L1 NOTE For boilers with pump over run CH pump live supply should be connected to terminal 5...

Страница 20: ...d N 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Link Link Link 9 12 N 12 1 1 2 3 GY BL BR GR OR Cylinder auxiliary controls DHW 2 port valve N 7 8 N 8 11 5 4 N N 1 2 GY BL WH GR OR L N Room stat 3 port mid...

Страница 21: ...N Switched Output 2 Neutral A3 Switched Output Live 3 For Auxiliary Heat Control N Switched Output 3 Neutral PE Earth Connection T1 M1 Temperature Sensor Collector 1 Tc1 T2 M2 Temperature Sensor Stora...

Страница 22: ...n is on the East facing circuit The common return pipe from the solar pump station should be connected to the comman Port In the default position the valve is open to Port B When power is applied to t...

Страница 23: ...ct Units Switch on the electrical supply to the immersion heater s and allow the unit to heat up Check that the thermostat operates correctly A storage temperature of approx 60 C is recommended If nec...

Страница 24: ...drain valve on the safety group Fig 19 Item 1 Close right hand isolating valve dot on thermometer bezel at 9 o clock position Flush solar primary pipework and collector via the fill and drain valve o...

Страница 25: ...lot of the adjusting screw Fig 19 Item 3 back to the horizontal position Commissioning of hydraulic station Ensure the solar primary system is free from air Switch on the power supply to the solar dif...

Страница 26: ...e button is pressed and held the value increments continuously Scroll left Exit Cancel Scroll left in main menu Exit a menu Exit a menu item Cancel a value changed without saving it Access Down Access...

Страница 27: ...erature measuring point T6 only shown if connected No 1234 h Operating hours for charging storage tank Can be reset to 0h Yes 927 kWh Energy yield for storage tank Can be reset to 0h Yes Inclination e...

Страница 28: ...selection 0 Normal 230V pump 1 1 HE pump with non inverse PWM Alternatively DC control 2 2 HE pump with inverse PWM Alternatively DC control Energy yield measurement glycol type selection 0 Anro 6 Ty...

Страница 29: ...Kelvin h Operating hours kWh Productivity indication in kWh OVERVIEW OF DISPLAY AND OPERATING ELEMENTS Graphic symbol Description Indication in operation Measuring points assignment Temperature measur...

Страница 30: ...ircuit pump via PWM signal The controller emits a PWM signal at connection O1 for the control of PWM pumps jumper position PWM Base frequency 2 kHz approx 12 V approx 5 mA Non inverse PWM control Non...

Страница 31: ...erature limits possible If the difference between both measurement points exceeds the hystere sis set then A3 is activated In addition one may also define a maximum temperature for the energy consumer...

Страница 32: ...eze If the temperature at the anti freeze sensor line 12 drops below the set value the solar circuit pump is activated and heats the solar circuit using the heat exchanger in the storage tank Basic Se...

Страница 33: ...k dTmax is kept constant as much as possible At lower deviation of Storage tank dTmax the pump is operated with the lowest power till the switch off wave is reached 11 14 Thermostat heating 1 The ther...

Страница 34: ...rmal insulation Fig 26 Item 2 against the rear thermal insulation section Fig 26 Item 3 until it clips into place Benchmark Log Book On completion of the installation and commissioning procedures deta...

Страница 35: ...aximum storage temperature 65 C Storage tank 1 Switch on difference dTon 7 K Storage tank 1 Switch off difference dToff 3 K Storage tank 2 Maximum storage temperature 90 C Storage tank 2 Switch on dif...

Страница 36: ...ate Check solar expansion vessel charge pressure bar bar bar bar bar bar bar bar bar bar bar bar bar Check solar primary system pressure cold bar bar bar bar bar bar bar bar bar bar bar bar bar Check...

Страница 37: ...ly to the immersion heater s and shut down the boiler on indirect units Turn off the mains water supply to the Megaflo Eco SolaReady unit Attach a hosepipe to the drain cock having sufficient length t...

Страница 38: ...r The collector or the collector array must be checked serviced annually to check for any damage leaks or contamination In areas where there may be a build up of dirt on the collector only non abrasiv...

Страница 39: ...p Air in the system Vent system Flow meter defective If visible check whether the flywheel of the meter moves when the system is running Also displayed with energy yield measurement Grundfos sensor de...

Страница 40: ...t in event insufficient solar gain Check If tripped reset by pressing button Check Set to a CH programme Check Switch on supply to immersion heater Check boiler operation If faulty contact boiler manu...

Страница 41: ...termittent Is the discharge continuous and very hot YES YES NO NO Heating fault water may have cooled Blending valves set too low Thermostat settings too low Water from hot taps is lukewarm Contact an...

Страница 42: ...y sensor connections Are sensor cables laid alongside mains voltage cables Have sensor cables been lengthened with unshielded cable Do sensors give correct temperature v resistance readings Are temper...

Страница 43: ...mersion Heater Backnut 95 607 940 Immersion Heater Gasket 70 351 65 Immersion Heater Key 95 607 861 Immersion Heater Blanking Plug 95 605 881 Titanium Immersion Heater Upper 95 606 989 Titanium Immers...

Страница 44: ...3 Bar Inlet Control Valve 3 Bar Pressure Reducing Valve Complete Expansion Relief Cartridge 8 Bar Pressure Relief Valve Complete 95 605 893 Figure 19 Exploded View of 8 Bar Pressure Relief Valve Figu...

Страница 45: ...07 932 E Titanium Immersion Heater Upper 95 606 989 Direct Combined Thermostat and Thermal Cut Out 95 612 717 Gasket 95 611 822 Backnut 95 607 940 Terminal cover 95 614 119 See Figure 21 for Solar Con...

Страница 46: ...ket 95 611 822 Backnut 95 607 940 Terminal cover 95 614 119 C 1 2 BSP Sensor Pocket Assembly Short 95 607 938 A D E C Direct Combined Thermostat and Thermal Cut Out 95 612 717 A Mounting Plate Direct...

Страница 47: ...hermometer 0 120 Blue 5 7225264 Venting circuit DN25 6 720688701 Flow meter 2 15 l min 7 7225266 Pump PWM connector FCI Connector 2m 8 7225265 Pump power supply connector TE Superseal 2m 9 7222382 Gru...

Страница 48: ...ecial Product Division Units 9 10 Hexagon Business Centre Springfield Road Hayes Middlesex UB40 0TY Tel 0208 5730574 Parts Center Network 65 Business Park Bentley Wood Way Burnley Lancashire BB11 5ST...

Страница 49: ...SERVICING 49...

Страница 50: ...ansfer fluid details What type make of heat transfer fluid used System volume litres What is the fluid mix Water Glycol Frost protection provided to C Is the installation in a hard water area above 20...

Страница 51: ...SERVICING 51...

Страница 52: ...pply products that meet or exceed appropriate standards and building and water regulations To provide pre and post sales technical support To provide clear and concise warranty details to customers 36...

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