Справочник Пользователя для Friedrich PTAC - R410A

Unplug and/or disconnect all electrical power to the unit before performing inspections, maintenance, 

• 

or service. 

Make sure to follow proper lockout/tag out procedures.

• 

Always work in the company of a qualifi ed assistant if possible. 

• 

Capacitors, even when disconnected from the electrical power source, retain an electrical charge 

• 

potential capable of causing electric shock or electrocution.

Handle, discharge, and test capacitors according to safe, established, standards, and approved 

• 

procedures. 

Extreme care, proper judgment, and safety procedures must be exercised if it becomes necessary to 

• 

test or troubleshoot equipment with the power on to the unit. 

Do not spray or pour water on the return air grille, discharge air grille, evaporator coil, control panel, 

• 

and sleeve on the room side of the air conditioning unit while cleaning. 

Electrical component malfunction caused by water could result in electric shock or other electrically 

• 

unsafe conditions when the power is restored and the unit is turned on, even after the exterior is dry. 

Never operate the A/C unit with wet hands.

• 

Use air conditioner on a single dedicated circuit within the specifi ed amperage rating. 

• 

Use on a properly grounded outlet only.

• 

Do not remove ground prong of plug.

• 

Do not cut or modify the power supply cord.

• 

Do not use extension cords with the unit.

• 

Follow all safety precautions and use proper and adequate protective safety aids such as:  gloves, 

• 

goggles, clothing, adequately insulated tools, and testing equipment etc. 

Failure to follow proper safety procedures and/or these warnings can result in serious injury or death.

• 

Use approved standard refrigerant recovering procedures and equipment to relieve pressure before 

• 

opening system for repair. 

Do not allow liquid refrigerant to contact skin.  Direct contact with liquid refrigerant can result in minor 

• 

to moderate injury. 

Be extremely careful when using an oxy-acetylene torch.  Direct contact with the torch’s fl ame or hot 

• 

surfaces can cause serious burns.

Make sure to protect personal and surrounding property with fi re proof materials.

• 

Have a fi re extinguisher at hand while using a torch.

• 

Provide adequate ventilation to vent off toxic fumes, and work with a qualifi ed assistant whenever 

• 

possible. 

Always use a pressure regulator when using dry nitrogen to test the sealed refrigeration system for 

• 

leaks, fl ushing etc.

3