Model reference
Daewoo DSB-F123L
Air Conditioner
3 documents10 error codes4 service modes
Available documentation
Service Manual
- Service Manual Split System Air Conditioner79 pg
- Service Manual Split System Air Conditioner Model: DSB-F183L59 pg
- Service Manual Split System Air Conditioner Model: DSB-F240L-R53 pg
MyPros+ Max
Diagnose your Daewoo DSB-F123L.
- 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 (10)
CodeMeaning
E1Room sensor open or short circuit detected (ON lamp blinks continuously for 8…E2Indoor coil sensor or outdoor coil sensor open or short circuit (ON lamp does…E3Compressor or electrical parts of compressor errorE4Gas leak detectedLED 1 time blinkGas leak detected; unit continuously working.LED 3 times blinkCompressor or electrical parts of compressor error; unit continuously works to…LED 8s blinkRoom sensor open or short circuit, indoor coil sensor open or short, or outdoor…ON LAMP 1 blink (8s interval)Indoor coil sensor open or short, or outdoor coil sensor open or short; unit…ON LAMP 2 blinks (0.5s interval)Compressor or electrical parts of compressor error, or gas leak; unit continues…ON LAMP continuous blinkRoom sensor open or short circuit; unit continues working with fixed room…Service modes (4)
- Emergency Operation["When remote controller is lost, damaged, or battery is discharged, set the mode select switch on…
- Self-Diagnostic["The control automatically performs diagnostic tests to verify system integrity.","Error codes are…
- Test OperatingDuring the time of test operating, Fan (Indoor, Outdoor) and Compressor run regardless of room…
- Test Operating Mode["During test operating, Fan (Indoor, Outdoor) and Compressor run regardless of room temperature."]
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