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3. INSTALLATION, COMMISSIONING, OPERATION,  
MAINTENANCE SAFETY CONSIDERATIONS 
It  is  essential  that  installation,  operation  and  maintenance  must  be  carried 
out  by  a  qualified,  trained  and  experienced  technicians.  For  safety  reasons, 
technicians are required to read this manuel carefully.
The unit is not to be used by persons (including children) with reduced physical, 
sensory  or mental  capabilities,  or  lack  of  experience  and  knowledge,  unless 
they have been given supervision or instruction
Improper installation, adjustment, alteration, service, maintenance or use can 
cause  explosion,  fire,  electrical  shock  or  other  conditions  which  may  cause 
personal injury or property damage.
All power must be disconnected prior to installation and servicing this equipment. 
Insure that all power sources have been disconnected to avoid electrocution or 
shock injuries. 
Check that voltage and frequency of the mains power supply are those required 
for the unit to be installed; the available power must be adequate to operate any 
other appliances connected to the same line.
Motor and fan must be disconnected to all power prior to opening access panels 
and servicing. 
Ensure that national safety code requirements have been followed for the main 
supply circuit. Follow all current national safety code requirements. Ensure that 
a properly sized and connected ground wire is in place. Wear safety glasses 
and work gloves. 
The manufacturer declines any liability for damage resulting from modifications 
or errors in the electrical or other connections. Failure to observe the installation 
instructions, or use of the unit under conditions other than those indicated in the 
unit installation manual, will immediately invalidate the unit warranty.
•  This appliance can be used by children aged from 8 years and above and 
persons  with  reduced  physical,  sensory  or  mental  capabilities  or  lack  of 
experience and knowledge if they have been given supervision or instruction 
concerning use of the appliance in a safe way and understand the hazards 
involved,
•  Children being supervised not to play with the appliance,
•  Cleaning  and  user  maintenance  shall  not  be  made  by  children  without 
supervision.