TP48200A-HX09A2, TBC300A-TCA2 Outdoor Power
System
User Manual
4 Maintenance
Issue 02 (2019-02-26)
Copyright © Huawei Technologies Co., Ltd.
42
4
Maintenance
4.1 Routine Maintenance
Routine maintenance is required periodically based on the site requirements. The
recommended maintenance interval is six months. If any faults occur, rectify the faults in
time.
Table 4-1
Routine maintenance checklist
Maintenance
Item
Maintenance Task
Check
Whether
Check
Method
Repair When
Measures
Cabinet door
lock
The door lock is
damaged.
By observing,
or by locking
and unlocking
the door.
The door lock
fails.
Replace the
door lock.
Fan
Dust
accumulates on
the fan surface.
By observing
Thick dust
accumulates on
the fan surface.
Clean up the
dust from the
fan.
The fan surface
is intact and the
rotational
speed, noise,
and vibration is
in the normal
range.
By observing
and listening to
the fans.
The fan is
damaged, the
noise is too
loud, or the
vibration is
abnormal.
Replace the fan.
Heat exchanger
Dust
accumulates on
the surface of
the heat
exchanging
core.
By observing or
checking the
temperature.
Thick dust
accumulates on
the surface of
the heat
exchanging
core, and the
temperature
inside the
cabinet is
overhigh.
Clean or
replace the heat
exchanging
core.