Dometic • Rooflights and Windows

Dometic CTT4050, CTT4110, CTTS4050, CTTS4110, CTTLP4050, CCTLP4110

Official technical documentation and workshop diagnostics for CTT4000.

Technical Specifications

Operating Voltage12V DC
Power Consumption0.03A
Dimensions Cutout310 x 360 mm

Master Troubleshooting & Diagnostics Matrix

Error Code / IndicatorSymptom / MeaningStep-by-Step DIY FixSuggested Actions
N/A
Power cable for the device is damaged
Possible Cause: Damaged power cable or assembly
Must be replaced by an authorized service agent or the manufacturer to prevent safety hazards.Professional Intervention Required
N/A
Liquids cannot drain sufficiently through the hose into the cassette, leading to odor and moisture problems
Possible Cause: Sharp bends and kinks in the hose, or fluids flowing outside the front funnel area
Check the hose routing to avoid sharp bends and kinks, and ensure that only liquids flow into the front funnel area of the toilet bowl.DIY Safe