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Operation and performance

8

Cooling

Please keep the air-conditioner under conditions in the following table during operation to ensure
proper use of it.

Heating

Outdoor temperature (D.B.)

Indoor temperature (W.B.)

Indoor humidity

Outdoor temperature (W.B.)

Indoor temperature (D.B.)

Above -5

o

C and below 43 

o

C

Above 14

o

C and below 23 

o

C

Humidity under 80%

Whenever air-conditioner is operating

under circumstance with humidity above

80% for long term, defrosting shall be

formed and dropped on the machine

surface, mirage shall be blew off from

the outlet.

Above -15

o

C and below 15 

o

C

Above 15

o

C and below 27 

o

C

Protection unit shall come into operation under such conditions.

High-pressure switch is the automatic stop system for air-conditioner whenever air-conditioner is
running abnormally. When protection set operates, cool producing or heat producing shall stop. The
operating indicator light of remote controller is still on. When protection set operates, the "self-check"
indicator light of remote controller shall blink

Protection set shall operate whenever one of the following occurs:
During cool producing process:
Inlet or outlet of outdoor unit is blocked
Outlet of outdoor unit is blown directly by strong wind.

During heat producing process:
Dust accumulated on the air filter of indoor unit
Outlet of indoor unit is blocked

Power switch shall be turned off whenever the protection set operates and air-conditioner
shall be operated again only after defaults checked out.