Mark HCNI 533, Техническое руководство

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5
EN
1.1.3 Operation and Maintenance
WARNING
• Do not use defective or underrated circuit breakers.
• Ensure the unit is properly grounded and that a dedicated circuit and breaker are
installed.
• Do not modify or extend the power cable. Ensure the power cable is secure and not
damaged during operation.
• Do not unplug the power supply plug during operation.
• Do not store or use flammable materials near the unit.
• Do not open the inlet grill of the unit during operation. Do not touch the electrostatic
filter if the unit is equipped with one.
• Do not block the inlet or outlet of air flow to the unit.
• Do not use harsh detergents, solvents, or similar items to clean the unit. Use a soft
cloth for cleaning.
• Do not touch the metal parts of the unit when removing the air filter as they are very
sharp.
• Do not step on or place anything on the unit or outdoor units.
• Do not drink water drained from the unit.
• Avoid direct skin contact with water drained from the unit.
• Use a firm stool or step ladder according to manufacturer procedures when cleaning
or maintaining the unit.
CAUTION
• Do not install or operate the unit for an extended period of time in areas with high
humidity or in an environment directly exposing it to sea wind or salt spray.
• Do not install the unit on a defective or damaged installation stand, or in an unsecu-
re location.
• Ensure the unit is installed at a level position.
• Do not install the unit where noise or air discharge created by the outdoor unit will
negatively impact the environment or nearby residences.
• Do not expose skin directly to the air discharged by the unit for prolonged periods of
time.
• Ensure the unit operates in areas without splashes of water or other liquids.
• Ensure the drain hose is installed correctly to ensure proper water drainage.
• When lifting or transporting the unit, it is recommended that two or more people are
used for this task.
• When the unit is not to be used for an extended time, disconnect the power supply
or turn off the circuit breaker.
1.2 General instructions for installer, user and maintenance personnel
Checks to the area
• Prior to beginning work on systems containing flammable refrigerants, safety checks are necessary
to ensure that the risk of ignition is minimized.
• For repairs to the refrigerating system, the following precautions shall be complied with prior to
conducting work on the system.
Work procedure
• Work shall be undertaken under a controlled procedure so as to minimise the risk of a flammable
gas or vapour being present while the work is being performed.