STAMOS S-LS-90, User Manual, Page: 22 / 124

2.4. Safe use of the device
a) Do not overload the device. Use tools that are suitable for the given
application. A correctly selected device ensures better and safer performance
of work.
b) Do not use the device if the ON/OFF switch does not function properly (does
not switch on and off). Devices that cannot be controlled by the switch are
dangerous, must not be operated and must be repaired.
c) The device must be disconnected from the power supply before adjustment,
cleaning and maintenance. This preventive measure r educes the risk of
accidental activation.
d) Keep unused devices out of the reach of children and anyone not familiar with
the device or these instructions. Devices are dangerous in the hands of
inexperienced users.
e) Keep the device in good working order. Befo re each use, check for general
damage or damage to moving parts (cracks in parts and components or any
other condition that may affect the safe operation of the device). If damaged,
have the device repaired before use.
f) Repair and maintenance of the device should be carried out by qualified
persons using only original spare parts. This will ensure a safe use of the device.
g) To ensure the designed operational integrity of the device, do not remove
factory- installed covers or loosen any screws.
h) Do not move, shi ft or rotate the device during operation.
i) Do not leave the switched on device unattended.
j) Clean the device regularly to prevent the permanent accumulation of dirt.
k) The device is not a toy. Cleaning and maintenance must not be performed by
children without adult supervision.
l) It is forbidden to tamper with the device in order to change its parameters or
construction.
m) Keep the device away from sources of fire and heat.
n) Do not cover the vents of the device!
o) It is forbidden to use the power supply unit under full load for a long period of
time, it may damage the device.
p) The output voltage of the power supply should not exceed the input voltage of
the powered device. Excessive voltage may damage the powered device.
q) Before changing the power supply unit operation mode, disconnect the
connected cables of the external load first.
r) If the device is running with an inductive load such as magnetic coils, DC
motors, stepper motors, etc., make sure to change the voltage / current slowly.
NEVER switch on or off th e power supply with inductive load connected.
s) Do not turn on or off the power supply unit while it is connected to a load.
t) Do not short- circuit the cables connected to the voltage.