Carrier CDII-184R1-0CTR4 - Page 48

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9.6.3 CDU CONTROLLER ASSEMBLY:
CDU control box is factory mounted in CDU (outdoor unit). It comprises of one 3-phase 4 wire MCB
(63 Amps), CDU controller PCB with temperature sensors and electrical wiring for drive and indoor
unit.
7 HP, 11 HP & 14 HP 22 HP (Master) 22 HP (Slave)
Temperature sensor
Resistance @ 25 deg C
Part Code
CDU Coil In (In let)Temperature sensor
10 K @ 25 Deg C
1029790
CDU Coil Middle (mid let) Temperature sensor
6.8 K @ 25 Deg C
1029789
CDU Coil Out (Out let ) Temperature sensor
(Suction)
6.8 K @ 25 Deg C
1029791
CDU Ambient Temperature sensor
6.8 K @ 25 Deg C
1029788
CDU Discharge Line Temperature (DLT)
sensor
10 k @ 25 Deg C
1029792
9.6.4 DRIVE ASSEMBLY
Inverter drive assembly is factory mounted in CDU (outdoor unit). It comprises of Inverter drive,
EMI filter, Reactor.
Parts
7 HP
11 HP
14 HP
22 HP
Drive Control Panel Assy.
1511972
1511984
1512643
1511984
CDU Control Box Assy.
1031810
1031810
1031810
1513093
(Master)
1513094
`(Slave)
Drive
1031333
1031334
1031335
1031334
EMI Filter
1029761
1029761
1029761
1029761
DLC (Reactor)
1029762
1029762
1029762
1029762