Specification of excellent controller
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17. Troubleshooting Guide:
18. Warranty and after Sales Service
The charge controller is warranted to be free from defects for a period of
ONE (1) years from the date of shipment to the original end user. We will,
at its option, repair or replace any such defective products.
Claim procedure:
Before requesting warranty service, check the Operation Manual to be certain
that there is a problem with the controller. Return the defective product to us
with shipping charges prepaid if problem cannot be solved. Provide proof of
date and place of purchase. To obtain rapid service under this warranty, the
Fault Phenomenon
Reason
Solution
1
Connected to the
battery, the controller
does not work
The battery voltage is too
low
Charger to charge
the battery or
replace the battery
2
Connected to the
battery, the controller
does not output
The battery voltage is below
the release point
Normal, wait for the
system to charge to
the recovery point
Access photovoltaic panels,
switch on PV
Remove the
photovoltaic panels
Controller is 1 minute output
delay (battery voltage is
normal)
Normal
3
The controller is not
charging
The voltage of Wind turbine
and photovoltaic panels
too low
Observe When
Wind or PV is
strong enough
The battery voltage is too
high, has been in the
overvoltage condition
Normal
4
Still no output when
Batteries rose to a
recovery point ,from
over-discharge point
The controller has two
minutes, delayed output
observe and test
after 1 minute
5
The speed of the wind
turbine is very low
The wind speed is too low
Observe When
wind speed is high
The battery is not connected,
the controller starts the
open-circuit protection
function
Securely connected
again
The battery voltage is too
high, has been in the brake
condition
Observe after the
Battery discharge
