63
Item Maintenance Cycle Time
Notes
Transformer fan
Inspect and clean the
transformer fan.
Every 5 months
-
Air inlet filter
screen
Inspect and clean the air inlet
filter screen.
Every 5 months
For areas with harsh
environments and high airborne
dust content, the recommended
maintenance interval is at least
every three (3) months.
Cabinet exterior
Check for rusting, fading,
cracking, or peeling.
Every year
For areas with harsh
environments and a distance of
< 3.1 mi (5 km) from the seaside,
the recommended maintenance
interval is at least every six (6)
months.
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