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User

s Manual 

SP226 

ì

 

Immediately after setting the first time period, the display enters into the operating menu of next time period. 

ì

 

Perform like above steps, the other two time periods can be set. 

 

Note: 

If  you want to shut off  one of the three  time periods,  you can set a same  value  for both start  time 

and end time, e.g., you can set both the start and end time of second time period at 10:00 am. 

 

3.5

 

Switching on/off auxiliary heating manually 

If  you  want  to  use  warm  water  immediately,  but  the  water  temperature  doesn

t  reach  the  desired  value,  you  can 

switch on/off the auxiliary heating manually. 

 

ì

 

Press 

Choose Function

, until 

 displays on the screen. 

ì

 

Press 

Confirm

 button to switch on auxiliary heating manually.   

ì

 

Press 

Cancel

 button to switch off auxiliary heating manually. 

 

3.6

 

Forbid/Permit auxiliary heating 

ì

 

Press 

Choose  Function

  button,  until 

  displays  on  the 

screen. 

ì

 

Press 

Confirm

  button  to  save  the  setting  and  forbid  auxiliary 

heating. 

ì

 

Press 

Choose  Function

  button  until 

  displays  on  the 

screen. 

ì

 

Press 

Cancel

 button to cancel the setting and permit auxiliary heating. 

 

Note:

  When  forbid  auxiliary  heating,  customer  can

t  switch  on/off  auxiliary  heating  manually  and 

time-controlled auxiliary heating function is also automatically deactivated. 

 

3.7

 

Storage tank overheating protection 

To  avoid  overheating  of  water  storage  tank,  system  is  supported  with  an  overheating  protection  function.  When 

the  temperature  of  tank  (T3)  is  higher  than  the  maximum  tank  temperature,  even  the  condition  of  temperature 

difference circulation is reached, solar pump is still forbidden to operate. 

 

ì

 

Press 

Choose  Function

  button,  until 

  displays  on  the 

screen. 

ì

 

Press 

”“

  button  to  adjust  the  maximum  tank 

temperature. Default value: 80

, setting range: 60

90

ì

 

Press 

Confirm

 button to  confirm the setting, press 

Cancel

 

button to quit the function. 

 

Summary of Contents for SP226

Page 1: ......

Page 2: ...operation is no longer possible please immediately take the device out of operation Without lightning rod please don t use this device during a thunderstorm 1 3 Liability waiver Improper installation...

Page 3: ...or in bottom part of storage tank T3 Temperature sensor in top part of storage tank P1 Solar collector pump P2 Solar circulation pump Danger If there is only one temperature sensor in water storage ta...

Page 4: ...Pump speed regulation 4 WILO pump 5 Input connector 6 Security valve 7 Expansion vessel connector 8 Output connector 9 Mounting point 2 2 2 Installation description SP116 should be installed in retur...

Page 5: ...System working pressure 8 bar Safety valve response pressure 6 bar Ambient temperature 0 50 Input signals T1 T3 top part of water tank bottom part of water tank solar collector Output signals 3 auxili...

Page 6: ...size 450mm 310mm 150mm Max own consumption 3W Range of temperature measuring NTC10K 0 99 PT1000 0 199 Accuracy of temperature measuring 1 Power of pumps solar collector pump P1 and circulation pump P...

Page 7: ...on Setting three time periods Tank temperature As turning on off temperature value for auxiliary heating Solar system indication For SP116 SP226 only 1 system available Frost protection signal Overhea...

Page 8: ...e Press Confirm button to save the setting press Cancel button to cancel the setting 3 2 Temperature difference circulation function The solar control program works on the principle of temperature dif...

Page 9: ...time period Perform like above steps the other two time periods can be set Note If you want to shut off one of the three time periods you can set a same value for both start time and end time e g you...

Page 10: ...ating Press Choose Function button until displays on the screen Press Confirm button to save the setting and forbid auxiliary heating Press Choose Function button until displays on the screen Press Ca...

Page 11: ...the screen Press button to adjust the maximum collector temperature Default value 115 adjustable range 100 130 Press Confirm button to confirm the setting press Cancel button to quit this function 3 1...

Page 12: ...except time setting can be reset to the factory settings Press Choose Function button until displays on the screen Press Confirm button all of parameters will be reset to factory settings 3 15 Manual...

Page 13: ...ar system Check the pipeline and exhaust the air 6 Pump works but system doesn t have temperature difference meanwhile auxiliary heating function starts up Frost protection function is activated signa...

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