DMA 4084 - Refrigerator DOMETIC - Free user manual and instructions
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| Brand | Dometic |
| Model | DMA 4084 |
| Product type | Compact absorption refrigerator |
| Total volume | 84 liters |
| Refrigerator type | Built-in under-counter |
| Energy sources | 230V AC, 12V DC, LP gas |
| Power consumption (AC) | 60 W |
| Power consumption (DC) | 50 W |
| Gas consumption | 12 g/h |
| Climate class | N/SN |
| Dimensions (H × W × D) | 450 × 405 × 455 mm |
| Weight | 20 kg |
| Cooling system | Absorption (ammonia/hydrogen) |
| Noise emission | < 35 dB |
| Controls | Manual thermostat |
| Interior light | Yes (LED) |
| Door hinge | Reversible (left/right) |
| Defrosting | Manual defrost |
| Refrigerant gas | Ammonia |
| Installation type | Free-standing or built-in |
| Maintenance | Annual inspection of burner and flue |
| Repairability | Replaceable cooling unit, thermostat, door seal |
Frequently Asked Questions - DMA 4084 DOMETIC
Which energy sources does the Dometic DMA 4084 support?
The Dometic DMA 4084 operates on 230V AC, 12V DC, and LP gas, with automatic energy selection for optimal efficiency.
How do I level the refrigerator before starting?
Place a spirit level on the top of the fridge and adjust the front feet or use wood shims until the unit is perfectly level. An imbalance can lead to improper absorption cooling.
How often should I defrost my DMA 4084?
Defrost when ice build-up exceeds 5 mm. Turn off the unit, empty contents, and let the ice melt naturally. Never use sharp tools for scraping.
How do I clean the burner and flue?
Once a year, remove the burner cover and clean the orifice and flue tubes with a soft brush. Verify that the gas flame is a steady blue with no yellow tips.
What gas pressure should I use for LP operation?
Use a pressure regulator set to 27–28 mbar for butane or b30 mbar for propane, as indicated on the label. Incorrect pressure will affect cooling performance.
How do I switch from AC to gas or DC mode?
Use the mode selector switch located inside, usually near the door hinge. Set it to the desired energy source; the fridge will not mix sources unless the automatic mode is selected.
Why does the refrigerator smell like ammonia?
A distinct ammonia odour indicates a leak in the cooling circuit. Immediately ventilate the area, turn off the fridge, and consult a technician. Do not continue to operate the unit.
How can I check the door seal?
Close the door on a thin piece of paper and try to pull it out. If the paper slides easily, the magnetic gasket is worn and needs replacement.
Is the cooling unit repairable?
Yes, the cooling unit (also called the boiler/absorber) is replaceable. However, it is often economically better to swap the entire unit rather than attempt internal repairs.
Where can I find spare parts for the DMA 4084?
Spare parts such as door handles, thermostats, burner assemblies and door gaskets are available from Dometic dealers. Have your model and serial number ready.
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USER MANUAL DMA 4084 DOMETIC
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Product information
Brand : DOMETIC
Model : DMA 4084
Category : Refrigerator