SW SHS050W User Manual - page 15
8. Maintenance
The FS-SHS050 has no movable parts, not easy damage, it support also
very simple, but periodical maintenance also is must of, otherwise may
affect the normal usage, even shorten the service life.
8.1 When the solar PV module obliquity over 60 degrees, all dusts can
be sweep by the rain water flush but, however compare in the sandstorm big
and rarely seen region of rain water, should usually the clearance dust, keep
the solar PV module surface of clean, in order to prevent the influence
generates electricity the quantity. Sweep can wipe to the dust, had better
flush with the clear water, and then wipe the stem with the clean dish cloth.
Attention:
Wipe to try with the causticity melting agent or hard things absolutely not to.
8.2 Periodically check the tight and solid degree of all gearing parts, in order
to prevent was knocking down by the breeze or the animal dint outside etc.
8.3 Meet the excrescent weather of hail, strong breeze, rain-storm...etc.,
should adopt the protection measure in time.
8.4 Usually check the storage battery to refresh to turn on electricity the
circumstance, at any time observe the electrode or connect whether line
decay or get in touch with the bad place or not.
8.5 The detection contain excrescent circumstance should check,
maintain immediately.
9. Malfunction the analysis
Please read the charge controller manual