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7.2. Carry out Preventive Maintenance
The preventive maintenance of the UPS system is more convenient to carry out. It includes regular
inspection and maintenance. It is advised that such work is performed by professional maintenance
personnel of the manufacturer, so as to ensure that the equipment works normally and that the battery is
in sound condition.
7.2.1. Daily Maintenance
Carry out the following work on a daily basis:
1. Check the surrounding area of the UPS system to ensure that the area is neat and in good
order, and that the approach to the equipment is unobstructed;
2. Make sure the air inlet (breather vent in the front door) and the exhaust outlet (located in the
rear part or top of the UPS cabinet) are unblocked;
3. Make sure the working environment comply with the parameters provided Section
3.2.1
Environmental and Installation precautions and
Chapter 8
“Technical Indicators of Product”;
4. Make sure the UPS is in “Online” mode (the “Online” status indicator lamp is lit). Please
contact your customer service representative if the alarm lamp is lit or the “Online” status
indicator lamp is not on.
7.2.2. Monthly maintenance
Carry out the following work on a monthly basis:
1. Comply with the parameters of the monitoring system provided in Section
6.2
Use of control
panel;
2. Check the air lter screen, and clean it or make replacement if necessary. Please see
Figure
7-1
and
Figure 7-2
for the specic locations. If you want to replace the lter screen, please
contact your customer service representative. Steps of lter screen removal:
CAUTION
Work on energized circuit must be performed only by authorized personnel.
a. Remove the fastening screws on both sides of the UPS front panel (
Figure 7-1
,
Figure
7-2
).
b. Take out the front panel from the front side.
c. Remove the lter screen from the front panel and clean it, or replace it with a new one.
d. Install front plate and lock screws.
3. Log the results of the check and any corrections.
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