4
Safety
Power supply
Pressure-bearing equipment
Disposal
Heat pump
CAUTION
Always disconnect the power supply to the unit if an error occurs that cannot be rectifi ed via the control panel.
CAUTION
If an error occurs on electrically conductive parts of the unit, always contact an authorised electrician to rectify
the error.
CAUTION
Always disconnect the power to supply to the unit before opening the unit doors, for instance for installation,
inspection, cleaning and fi lter change.
Pressure-bearing equipment
WARNING
Exercise great caution when handling cooling circuit components. They have a pressure of up to 50 bar and, if
damaged, they can cause personal injury.
When disposing of units with heat pumps, it is important to contact the local authorities for information about
the correct disposal procedure. The heat pumps contain the refrigerant R134a, which is harmful to the environ-
ment if not handled correctly.