Model reference
Daewoo DSB-121L
Air Conditioner
7 documents11 error codes5 service modes
Available documentation
Service Manual
- Service Manual Split System Air Conditioner Model: DSB-F183L59 pg
- Service Manual Split System Air Conditioner Model: DSB-121L54 pg
- Service Manual Split System Air Conditioner134 pg
- Service Manual Split System Air Conditioner Model: DSB-182LH51 pg
- Service Manual Split System Air Conditioner Model: DSB-183PH60 pg
- Service Manual - Split System Air Conditioner131 pg
Other
- Daewoo DSB 070LHDSB 071LH DSB 091LHDSB 092LH DSB 121LHDSB 122LH DSB 123LH DSB 182LHLH R DSB 183LHLH R D139 pg
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Error codes (11)
CodeMeaning
1 blinkIndoor coil sensor open or short, OR outdoor coil sensor open or short, OR…1 blink (8s)Indoor coil sensor open or short circuit; unit does not work.1 blink (ON lamp, 8s pattern)Indoor coil sensor open or short1 blink (ON lamp)Room sensor open or short circuit2 blinksGas leak detected2 blinks (ON lamp, 0.5s pattern)Outdoor coil sensor open or short, compressor or electrical parts of compressor…Continuous blinkGas leak detectedcontinuous ON blinkRoom sensor open or shortLED 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…Service modes (5)
- Emergency OperationPress the Emergency/Remote switch on the indoor unit (switch position set to 'Emergency' / GND)
- Self-DiagnosticThe control automatically contains diagnostic tests to verify system integrity
- Self-Diagnostic FunctionThe control automatically runs diagnostic tests to verify system integrity
- Test OperatingUse the Emergency/Test switch on the indoor unit switch panel.
- Test OperationSlide the Test/Emergency/Remote switch to the desired test position on the indoor unit switch panel.
Full entry steps, exit procedures, and test sequences are available in Max.
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