Delta 21UT024C24 Instruction Manual page 24

Floor Ceiling Air-Conditioning Unit
(3) How to fix connection cord and power cord with cord clamp
After passing the connection cord and power cord through the insulation tube, fasten it with the
cord clamp.(Fig.29)
Before starting work, check that power is not being supplied to the indoor unit and outdoor
① .
unit.
Match the terminal block numbers and connection cord colors with those of the indoor unit
② .
side.
Erroneous wiring may cause burning of the electric parts.
③ .
Connect the connection cords firmly to the terminal block. Imperfect installation may cause a
④ .
fire.
Always fasten the outside covering of the connection cord with cord clamps. (If the insulator
⑤ .
is not clamped, electric leakage may occur.)
Always connect the ground wire.
⑥ .
(4) Electric wiring between the indoor and outdoor units
Model:31VA024C24+21UT024C24; 31VA036C24+ 21UT036C24;
Model:31VA048C24+21UT048C24; 31VA060C24+ 21UT060C24;
Outdoor Unit
Outdoor Unit
WARNING!
POWER
220/230V
1PH
60HZ
Indoor Unit
Fig.30
POWER
220/230V
1PH
60HZ
Indoor Unit
Fig.31
20
POWER
220/230V
1PH
60HZ
POWER
220/230V
1PH
60HZ