The short answer for this family
Alpicool's KI family answers a cabinet that will not hold temperature in a particular order, and a control board that is not calling for cooling is at the top of it. The order below is this family's own, and it is not the order the brand-generic article sets out. The first checks below need no tools and no panel off, and they remove most of this list between them.
What the owner sees
- The back of the unit is hot to the hand — Heat that cannot leave the coil is heat that comes back inside.
- One compartment holds and the other does not — Cold being made but not moved looks exactly like this.
- Food at the front is warmer than food at the back — A vent blocked by the load will do exactly this.
- Condensation inside the door — Warm wet air is getting in somewhere along the seal line.
- The unit never cycles off — Continuous running without reaching temperature is the same fault seen from outside.
- No second KI unit to compare against — One model carries this key, so there is nothing in the family to cross-check — the observations below stand on their own.
- NEAR MISS — only the ice has stopped — Ice can stop for reasons that have nothing to do with cabinet temperature; that is the ice page.
Causes, most likely first on the KI family
- A control board that is not calling for cooling — It is where this family starts. It is the cause that explains a machine which is completely silent but has power.
- A condenser fan that has stopped — Second on this family. It is quick to confirm because the fan is on the accessible side of the machine.
- A temperature sensor reading wrong — Third. The control believes the cabinet is colder than it is and simply stops asking for cooling.
- A sealed-system leak or a failed compressor — Ranked last. It is the least likely cause on this list and the only one that cannot be checked from outside.
- Body: The brand-generic article on this symptom opens on a frosted evaporator blocking the air path. Here it does not: a control board that is not calling for cooling has moved above it, and a frosted evaporator blocking the air path has moved down the list. What moved it is the spread of the entries this family's model table carries.
Check in this order, and why
- Establish whether the compressor ever starts — A display that behaves and a compressor that never runs is a different picture from a unit that runs and fails.
- Watch whether the compressor cuts out on its own after a long run — Its own protector tripping points at heat rejection, not at the cabinet.
- Put a thermometer in the cabinet and compare it with the display — A control that believes it is cold stops asking for cooling and nothing sounds wrong.
- Look for oil traces at the compressor — Oil outside the tubing means the system is open and the checks above no longer apply.
- Body: Because the KI key covers one model, the order below skips the identification step that a multi-model family needs and goes straight to the likeliest cause.
Before any panel comes off
Safety
Before a panel comes off, isolate the unit at the plug or at the breaker. A capacitor can hold a charge after the power is off. Fan blades stay sharp and stay able to turn after the power is cut. Keep the interlock intact and let the fan stop on its own before reaching past it. The sealed system is out of scope for every check on this page. If a step would mean opening it, the step is a service call instead.
Models in the KI family
Reference| Model number | Family key |
|---|---|
| KI65 | alpicool:refrigerator:ki |
When to call a technician
On this family the split is simple: anything reachable without removing a panel is owner work, and nothing past that is. Work down the checks above first; they cost minutes and they remove most of this list. Call once they have all come back clean, because what is left is a sealed-system leak or a failed compressor, and that is the one cause here with no owner-side check at all. Call straight away, without working down the list, if you smell burning or see oil outside the tubing at the back: oil outside the tubing means the system is open, and every hour it runs after that costs more to put right.
Other KI pages
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