9.Maintenance and Cleaning
Replacing the Thermal Fuses
Using incorrect thermal fuses may irreparably damage the solar charge
controller.
Only use the thermal fuses included in the scope of delivery
1. Open the solar charge controller as described in section "Opening the
solar charge controller"
2. Remove the broken thermal fuses from the sockets (A and B).
3. Insert new thermal fuses (included in the scope of delivery).
4. Close the solar charge controller as described in section "Closing the
solar charge controller"
5. Remember always connect the batteries before the solar panels or you
will permanently damage the controller.
Note: To clean simply wipe the outside with a lightly dampened cloth. If unit
has been opened use an air spray such as a keyboard cleaner to blow out
the internal dust that may accumulate inside the controller .
Cleaning the Cooling Fin
Clean the Fan air vents and internal cooling fan regularly by using a dry or
slightly damp cloth to wipe.
Attention:
Liquid detergent or corrosive solvent cleaning are forbidden.
Liquid is not allowed in the device.
Clear the air vent passage.
Carefully remove dirt with a suitable soft brush if deemed necessary .
10.Storage and waste disposal
Store the charge controller in a dry place with ambient temperatures
between -40 °C and +75 °C.
Disposal
Dispose of the solar charge controller at the end of its service life in
accordance with the disposal regulations for electronic waste which
apply at the installation site at that time.
11.Recovery Processing and Warranty
Recovery Processing
When the controller abnormal, please check the following question and
contact the customer service representative.
Controller failure mode
：
Please check the fault tips in the failure mode, and then proceed to the
appropriate troubleshooting;
When the controller does not start properly:
1. Check the controller external solar panels with the correct polarity .
2. Check Battery Connection;
3. Check Battery;
4. Check circuit breaker;
5. Check internal fuse;
If the problem persists , please contact the customer service
；
Please offer the following information
：
Equipment information: Model,
Order No., serial-number(Stickers on the rear plate); Detailed description
of the problem
(Type of system, occasionally/frequent problems, indicator light, data
display, and so on ).
Warranty
Within the warranty period, it is free to repair for the non-human fault.
Otherwise, should charge the cost of repairs.
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