BYD COMPANY LIMITED
Document
Installation Manual and User Manual for BYD
Project No.
\
Code
2M SOP0007540
Edition
13
Page
18 / 19
18
(1) It is forbidden to use bareness fingers or hand without gloves
touch or deal with modules glass surface. Use clean gloves can avoid
fingerprint or other dirt stay on the glass.
(2) It is forbidden to use metal tools like knife, blade, cleaning wire
or other grind material.
(3) It is forbidden to use grind powder, grind detergent, polished
machine, sodium hydroxide, benzene, nitro diluent, acid, alkali and
other chemical material.
(4) It is not suggested to use water which contain much mineral
substance, for the mineral substance will deposit on the glass surface
when the water evaporate.
(5) If it is necessary to clean the snow to improve the power output,
please use br
ush clean the snow gently. But don’t try to clean the
freeze snow or ice.
4.2.3 Security Management
1. Before module cleaning, staff should check whether there are
records of abnormal output in the monitoring recording, analysis
whether caused by leakage current or not, and check whether exist
damage or sticky on the modules
’
connection and related electrical
components. There should use test pencil to check modules
’
frame,
support, tempering glass surface, to eliminate leakage potential, ensure
personal safety.
2. There are many sharp corner on modules frame and support,
cleaner should wear appropriate protective clothing and wear helmets
to avoid causing injury. It is necessary to prohibit the emergence of
hook, belt, threads, and other components that are easy to cause
obstruction in clothing or tools.
3. It is forbidden to tread PV modules, guide rail support, cable tray
or any other PV system equipment or any way force on modules and
support.
4. It is forbidden to use hard and sharp tools or corrode solvent or
organic solvent wipe module, it is forbidden to spray the cleaning water
to the module junction box, cable tray, combiner box and so on. To
avoid module micro crack, cleaner must attention the cleaning
equipment’s pressure which should be controlled in a range.
5. It is forbidden to clean modules in windy, heavy rain,
thunderstorms, heavy snow. Avoid rinse in winter, to prevent freeze in
low temperature cause dirty accumulate; at the same time, don’t use
cold water rinse when module surface hot.
6. When cleaning, staff are forbidden stand at distance less than 1
meter from the roof edge. Tools and sundries are not allowed to be
thrown down, bring back after work.
5
．
Claim
As the adherence to this manual and the conditions or methods of
installation, operation, use and maintenance of photovoltaic (PV)
