http://www.sunflower
‐
solar.com/
Version
11.03
15
Subjec
t to c
hange 2011 SUNF
LOWER SOLAR
Warning:
1)
When the sunlight is adequate during the installation, you could full fill the glass tube with water and
then insert into the water tank, try to avoid thermal shock, it may lead to the broken of vacuum tube.
2)
The air vent on the top of water tank needs to keep open. If adopt water supplier, please connect a long
pipe to the air vent, and the height must higher than the top position of water supplier.
3)
Please pay attention to the weight capacity of roof.
4)
Aerial work, please pay attention to safety.
5)
If you use electric heater, the person who install the electric heater must have electrician qualification.
And you need to use electricity leakage protection plug and should connect with ground wire.
6)
If you use solar controller, please read the assembly manual of solar controller before you install the
solar controller.
3.6 Trial operation and troubleshoot methods
3.6.1 Trial operation.
First please confirm whether the vacuum tube is shined by sunlight without water inside, otherwise can’t
feed the cold water.
Suggestions: If the process has to be finished under sunshine, you can cover the inserted tubes by black
cloth, etc.
3.6.2 Troubleshoot methods.
Open the cold water inlet, check the pipe channel and connection between vacuum tube and water tank, if
find any leakage, it should close the valve immediately, eliminate the leakage.
As for the leakage when insert the vacuum tube, there are normal four points as follow:
1)
The broken of Silicon ring
2)
There is adsorption bubble on the Silicon ring
3)
Silicon ring is not connected with inner tank
4)
Insert vacuum tubes without any lubricant
3.6.3 Check the air vent to make sure its fluency.
4. Lightning protection
The solar water heater should be done lightning protecting to avoid the lightning attacking. The lightning
rod is necessary which should be 1.5m higher and 3 m far away from the solar water heater. For any
problems that involve plumbing or electrical connections the services of a qualified professional must be
employed.
Warning: When in thunderstorm weather please don't use solar water heaters.
