York YUHC 18-60 User Manual

   Refrigerant Pipe : See Technical Specification

   Pipe insulation material (Polyethylene foam 9 mm thick)

  Vinyl tape

  Putty

  Screw driver 

   Manifold gauge

  Hexagonal wrench 

  Gas leak detector

  Torque wrench 

  Vacuum pump 

  Spanner 

  Pipe clamp 

  Reamer 

  Pipe cutter 

  Hole core drill 

  Flare tool set

  Tape measure 

  Electrical circuit tester

  Thermometer

•  Please read this installation manual carefully before starting installation of the unit.

•  This air conditioning system contains refrigerant under pressure, rotating parts and electrical connection which 

may be dangerous and can cause injury. Installation and maintenance of this air conditioning system should only 

be carried out by trained and qualified personnel.

•  After unpacking, please check the unit carefully for possible damage.

•  Before undertaking any work on the unit, make sure that the power supply has been disconnected.

Never put hands or objects into the Air Outlet of indoor or outdoor units. These 

units are installed with a fan running at high speed. To touch the moving fan will 

cause serious injury.

 DANGER

To avoid the risk of serious electrical shock, never sprinkle or spill water or liquids on unit.

 DANGER

To prevent electric shock, turn off the power or disconnect the power supply 

plug before beginning any cleaning or other routine maintenance. Follow the 

directions for cleaning in this manual.

 WARNING

Do  not  use  liquid  cleaners  or  aerosol  cleaners,  use  a  soft  and  dry  cloth  for 

cleaning the unit. To avoid electric shock, never attempt to clean the unit by 

sprinkling water.

 WARNING

Do  not  use  caustic  household  drain  cleaners  in  the  unit.  Drain  cleaners  can 

quickly destroy the unit components (drain pan and heat exchanger coil, etc.)

 WARNING

For proper performance, operate the unit in temperature and humidity ranges 

indicated in this manual. If the unit is operated beyond these conditions, it may 

cause abnormal functions of the unit or dew dripping from the unit.

 WARNING

Ventilate the room regularly while the air conditioner is in use, especially if there 

is also a gas appliance in use in this room. Failure to follow these directions may 

result in a loss of oxygen in the room.

 WARNING

Do not attempt to service the unit yourself. This unit has no user serviceable 

components.  Opening  or  removing  the  cover  will  expose  you  to  dangerous 

voltage. Turning off the power supply will not prevent potential electric shock.

 DANGER

Do not attempt to install this unit by yourself. This unit requires installation by

qualified persons.

 CAUTION

Danger

No

Thinner

J368-EN.indd   3

2/1/07   9:40:54 AM