6
1
Items to check
If not properly done, what is likely to happen
Is the indoor unit fixed firmly?
The unit may drop, vibrate or make noise.
Is the gas leakage test finished?
It may result in insufficient cooling.
Is the unit fully insulated?
Condensate water may drip.
Does drainage flow smoothly?
Condensate water may drip.
Does the power supply voltage correspond to
that shown on the nameplate?
The unit may malfunction or the components burn
out.
Are wiring and piping correct?
The unit may malfunction or the components burn
out.
Is the unit safely grounded?
Risk of electric leakage.
Is wiring size according to specifications?
The unit may malfunction or the components burn
out.
Is something blocking the air outlet or
intake of either the indoor or outdoor unit?
It may result in insufficient cooling.
Have records of refrigerant piping length
and additional refrigerant change been
made?
Volume of refrigerant change in the system is not
clear.
Note to the installer:
Be sure to instruct the customer how to operate the system and show him/her the attached operation
manual.
Be sure the electric supply that user applies is beyond the bounds of tolerances (+/-10%, +/-1Hz).
The ambient temperature should be at 5-52°C, and the humidity at 30-95%.
Appendix:
Air conditioner nominal working condition and working range:
Indoor side
Outdoor side
Test condition
DB(
)
℃
WB(
)
℃
DB(
)
℃
WB(
)
℃
Nominal cooling
27
19
35
24
Nominal heating
20
--
7
6
Rated
cooling
32 23 52 31
Low
temp.
cooling
21 15 18 --
Rated
heating
27 -- 24 18
Low temp. heating 20
--
-7
-8
Note:
The design of this unit conforms to the requirements of ISO 5151standard.
WARNING!
z
This appliance is not intended for use by persons (including children) with reduced physical
sensory or capabilities, or leak of experience and knowledge, unless they have been given
supervision on instruction concerning use of appliance by a person responsible for their safety.
z
Children should be supervised to ensure that they do not play with the appliance.
Summary of Contents for 21CK018C24
Page 3: ...2 1 Names and functions of parts ...
Page 31: ...30 8 Optimum operation ...
Page 33: ...32 The following are not troubles ...
Page 34: ...33 10 Installation notes ...
Page 35: ...34 11 Care and maintenance Please pull out the power plug after you used the air conditioner ...
Page 36: ...35 ...
Page 37: ...36 ...
Page 38: ...37 The operation in detach and fix the flap is not including the 18K type ...
Page 49: ...48 Fig 8 butted terminals Fig 9 ...
Page 63: ......