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S/M No. : 3113907100
Service Manual
Split System Air
Conditioner
Model: DSB-070LH/DSB-071LH
DSB-091LH/DSB-092LH
DSB-121LH/DSB-122LH
DSB-123LH
DSB-182LH/LH-R
DSB-183LH-R
DSA-183LH-R
DSB-240LH-R
DSA-240LH-R
Caution
: In this Manual, some parts can be changed for improving, their
performance without notice in the parts list. So, if you need the
latest parts information,please refer to PPL(Parts Price List) in
Service Information Center (http://svc.dwe.co.kr).
by Nemko
DAEWOO ELECTRONICS CO., LTD.
Contents
CONTENTS
1. Specifications..........................................................................................................2
2. Outline and Dimensions.......................................................................................11
3. Operation ..............................................................................................................20
4. Wiring Diagram.....................................................................................................44
5. Refrigerant Cycle..................................................................................................50
6. Control Block Diagram .........................................................................................51
7. Trouble Shooting...................................................................................................53
8. Key Components of Electronic Circuit .................................................................87
9. Disassembly Instructions .....................................................................................90
1) Indoor Unit ........................................................................................................90
2) Outdoor Unit .....................................................................................................97
3) Exploded Diagram (Indoor Unit)....................................................................100
4) Exploded Diagram (Outdoor Unit).................................................................116
5) Control Box Assembly....................................................................................124
1. SPECIFICATIONS
xDSB-070LH/071LH
MODEL
DSB-070LH /071LH
ITEM
Function Cooling & Heating
Class T
Power AC 220~ 240V/ 50Hz
Capacity W 2,051/2,051
Btu/h 7,000/7,000
Dehumidification l/h 0.89
Running Current A 3.1/3.1
Electrical
Data Power Input W 740/720
Starting Current A 18
Type Rotary
Compressor Model RBB075A011
Capacitor 25