AQUA AQR-8K(S) Refrigerator: Cooling & Defrost Guide

The AQUA AQR-8K(S) is a Japan-market 75 L single-door personal refrigerator finished in brushed silver. It is a compact appliance with 75 L refrigerator compartment (56 L estimated usable food space); no separate rated freezer compartment. If temperatures seem wrong, first note the control setting and check whether the door closes without obstruction. Inspect the accessible power connection only when it is safe to do so. Do not treat a normal control number as a fault code: the manufacturer sources checked did not establish an exact-model electronic error-code table. Stop using the refrigerator and seek qualified help if the cable is damaged, there is smoke or water reaches electrical parts.

Checks for poor or no cooling

For a unit that does not cool, confirm the plug is seated and check for a household power interruption without opening the appliance housing. For weak cooling, consult the AQR-8K(S) temperature adjustment instructions, allow warm food to cool before storage and check that packaging is not keeping the door ajar. Do not use the presence or absence of an interior light as proof that the compressor works.

Ice corner and frost care

A thick frost layer can interfere with usable space around the ice-making compartment. Consult page 4 of the AQR-8K instructions before defrosting; unplug before any cleaning required by the manual. This is a one-door refrigerator with an ice-making area, not a model with a separately rated freezer. Follow the official cleaning instructions and never scrape frost with sharp tools.

Noise, moisture or a recurring problem

First compare the observation with the matching manual’s troubleshooting section. A sound, frost patch or condensation mark is not enough to identify a failed component. Check installation clearance, leveling and door contact using the user instructions. If a problem returns after ordinary checks, record when it appears and seek AQUA support rather than repeatedly disconnecting power or replacing parts.

What about error codes?

No exact-model alphanumeric error-code list could be confirmed from the manufacturer sources reviewed for this record. This does not prove that no warning or status indication can ever occur. Do not apply error-code charts for unrelated AQUA refrigerators to this model.

Verified features for this model

The 75 L AQR-8K has a manual interior temperature adjustment, shelf and clear tray, ice tray and usable top surface as described by AQUA. The figures and features here are taken from the official AQUA AQR-8K product page; do not assume other model revisions or colors share unspecified features.

Model specifications

• Rated total capacity: 75 L
• 75 l refrigerator compartment (56 l estimated usable food space); no separate rated freezer compartment
• Cabinet size (width × height × depth): 426 × 827 × 459 mm
• Weight: 19 kg; annual rated electricity use: 177 kWh/year
• Finish: Brushed silver, manufacturer suffix (S)

Official manual and support

Consult AQUA’s AQR-8K manufacturer product information, matching Japanese owner manual, and manufacturer support resources. The original manual is in Japanese; use its model number and diagrams when following a procedure.

When professional service is needed

Stop if the appliance trips protection repeatedly, the plug or cord overheats, there is a burning smell, a refrigerant line appears damaged, or cooling stays inadequate after safe, manufacturer-supported checks. Do not attempt internal mains testing, bypass safety devices or open the sealed cooling system.