Dometic • Air Purifier

Dometic Breathe Easy In-Duct

Official technical documentation and workshop diagnostics for Dometic Breathe Easy In-Duct.

Technical Specifications

Electrical120V/60Hz, 220V/50Hz, or 230V/60Hz AC power. Current ratings: 4-6" models: 115V/60Hz/200mA, 220V/50Hz/350mA, 230V/60Hz/200mA. 7-10" models: 115V/60Hz/250mA, 220V/50Hz/350mA, 230V/60Hz/225mA. UV Bulb Wattage: 12W (4-6" models), 20W (7-10" models).
Gas Or PressureNot applicable
Capacities DimensionsTube diameters available: 4", 5", 6", 7", 8", and 10". Required gap between bulb and housing: 3/16-inch (5mm).

Master Troubleshooting & Diagnostics Matrix

Error Code / IndicatorSymptom / MeaningPossible CauseStep-by-Step DIY FixSuggested Actions
N/A
No power - the unit won't turn on (no blue glow)
Either the unit isn't wired to the incoming terminal strip breaker for the air conditioning, or that breaker's switched off
Wire unit to the incoming terminal strip breaker and ensure the breaker is turned on.
DIY Safe
N/A
No power - the unit won't turn on (no blue glow)
The UV bulb isn't seated properly in its socket
Reseat the UV bulb securely in the socket.
DIY Safe
N/A
No power - the unit won't turn on (no blue glow)
UV bulb expired or ballast switch misconfigured
Replace the UV bulb if worn, or adjust the ballast switch to match the correct voltage (switch to left for 120V/60Hz, right for 230V).
DIY Safe
N/A
Output seems ineffective
Obstructions in air stream vents, dirty AC air filter, or expired UV bulb
Remove vent obstructions, clean or replace the AC air filter, and replace the UV bulb if it has reached its 1-year (9,000 hours) service life or glows red/orange.
DIY Safe
N/A
Output seems ineffective
Dirty Nano-Mesh structure or dirty UV bulb
Clean the Nano-Mesh structure with canned air, and clean the UV bulb using a soft cloth dampened with rubbing alcohol.
DIY Safe