Nebula NBL-Z1912, User Manual, Page: 3 / 20

2C
1. Safety Instructions
WARNING
y
Please keep this User Guide for future consultation. If you sell the unit to another user, be
sure that they also receive this instruction booklet.
y
Unpack and check carefully there is no transportation damage before using the unit.
y
Before operating, ensure that the voltage and frequency of power supply match the
power requirements of the unit.
y
It’s important to ground the yellow/green conductor to earth in order to avoid electric
shock.
y
The unit is for indoor use only. Use only in a dry location.
y
The unit must be installed in a location with adequate ventilation, at least 50cm from
adjacent surfaces. Be sure that no ventilation slots are blocked.
y
Disconnect main power before replacement or servicing.
y
Make sure there are no flammable materials close to the unit while operating as it is fire
hazard.
y
Use safety cable when fixes this unit. DO NOT handle the unit by taking its head only, but
always by taking its base.
y
Maximum ambient temperature is Ta: 40
℃
. DO NOT operate it where the temperature is
higher than this.
y
Unit surface temperature may reach up to 85
℃
. DO NOT touch the housing bare-hand
during its operation. Turn off the power and allow about 15 minutes for the unit to cool
down before replacing or serving.
y
In the event of serious operating problem, stop using the unit immediately. Never try to
repair the unit by yourself. Repairs carried out by unskilled people can lead to damage or
malfunction. Please contact the nearest authorized technical assistance center. Always
use the same type spare parts.
y
DO NOT touch any wire during operation as high voltage might be causing electric shock.
Please read carefully the instruction, which includes important
information about the installation, usage and maintenance.