Installation of Ceiling Cassette Type(1 way) Indoor Unit
33
Installation of Ceiling Cassette Type(1 way) Indoor Unit
After the confirmation of the above conditions, prepare the wiring as follows:
1) Never fail to have an individual power specialized for the air conditioner. As for the method of
wiring, be guided by the circuit diagram pasted on the inside of control box cover.
2) Provide a circuit breaker switch between power source and the unit.
3) The screw which fasten the wiring in the casing of electrical fittings are liable to come loose
from vibrations to which the unit is subjected during the course of transportation. Check them
and make sure that they are all tightly fastened. (If they are loose, it could give rise to burn-out
of the wires.)
4) Specification of power source
5) Confirm that electrical capacity is sufficient.
6) Be sure that the starting voltage is maintained at more than 90 percent of the rated voltage
marked on the name plate.
7) Confirm that the cable thickness is as specified in the power sources specification.
(Particularly note the relation between cable length and thickness.)
8) Never fail to equip a leakage breaker where it is wet or moist.
9) The following troubles would be caused by voltage drop-down.
• Vibration of a magnetic switch, damage on the contact point there of, fuse breaking, disturbance to
the normal function of a overload protection device.
• Proper starting power is not given to the compressor.
CAUTION
HAND OVER
Teach the customer the operation and maintenance procedures, using the operation manual (air filter cleaning, temperature
control, etc.).
Summary of Contents for CRNN Series
Page 1: ...Multi V Air Conditioner INSTALLATION MANUAL INDOOR UNIT Model No CRNN_Series ...
Page 4: ...InstallationofWallMountedTypeIndoorUnit 4 Installation of Wall Mounted Type Indoor Unit ...
Page 14: ...InstallationofWallMountedTypeIndoorUnit 14 Memo ...
Page 15: ...InstallationofArtCoolTypeIndoorUnit 15 Installation of Art Cool Type Indoor Unit ...
Page 24: ...InstallationofArtCoolTypeIndoorUnit 24 Memo ...
Page 34: ...InstallationofCeilingCassetteType 1way IndoorUnit 34 Memo ...
Page 44: ...InstallationofCeilingCassetteType 4way IndoorUnit 44 Memo ...
Page 45: ...InstallationofConvertibleTypeIndoorUnit 45 Installation of Convertible Type Indoor Unit ...
Page 60: ...InstallationofConvertibleTypeIndoorUnit 60 Memo ...
Page 70: ...InstallationofCeilingConcealedDuctTypeIndoorUnit 70 Memo ...
Page 71: ...CommonInstallationProcess 71 Common Installation Process ...
Page 86: ...P No 3828A20280A October 2002 Printed in Korea ...