Model reference
Daewoo DSA-121L
Air Conditioner
4 documents4 error codes4 service modes
Available documentation
Service Manual
- Daewoo DSA101L010 2 CDC 1573 Service Manual61 pg
- DAEWOO DSA121L Service Manual CDC 48161 pg
- Daewoo DSB 123L E Service Manual CDC 143256 pg
- Service Manual Split System Air Conditioner134 pg
MyPros+ Max
Diagnose your Daewoo DSA-121L.
- Step-by-step diagnostics from the service manual
- Test values, resistance specs, and wiring references
- Verified part numbers when replacement is needed
Start diagnosing
$29/month · Cancel anytime · Or $9.95 3-day pass · Plus applicable tax
Error codes (4)
CodeMeaning
1 blinkRoom sensor open or short circuit; unit continues working with fixed room…1 blink (8s)Indoor coil sensor open or short circuit; unit does not work.2 blinksOutdoor coil sensor open or short, compressor or electrical parts of compressor…3Compressor failure, electrical parts of compressor, or gas leak detected.Service modes (4)
- Emergency Operation["Open the front panel of the indoor unit to access the switch panel.","Locate the emergency switch…
- Self-Diagnostic["The self-diagnostic function activates automatically when an error condition is detected.","Error…
- Self-Diagnostic Function["The control automatically contains diagnostic tests to verify system integrity.","Error code is…
- Test OperatingUse the Emergency/Test switch on the indoor unit switch panel.
Full entry steps, exit procedures, and test sequences are available in Max.
Related Daewoo air conditioner models
75,000+ service documents · 20,000+ error codes · 100+ brands
Get Started$29/month · Cancel anytime · Or $9.95 3-day pass · Plus applicable tax