Symptom · Viking built-in refrigeration
Why does it never shut off?
In one sentence
A cabinet that runs without pause is either losing cold as fast as it can make it, or it has no way left to push its heat out into the kitchen. — Viking Repair Denver Pros, (720) 903-2603
What it usually turns out to be
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The condenser cannot let go of its heat
Heat pulled out of the food has to end up in the room, and the condenser coil is where that handover happens. Blanketed in grey dust and pet hair, which a house with a dog manages in a single Denver season, it hands over very little. The machine then never reaches the moment where it is allowed to stop and rest.
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The door is leaking cold air all day
A seal gone hard, or a door hanging a fraction out of true, lets warmth creep in without a pause. The cabinet is not faulty at all here; it is being asked to cool the room through a gap, and running continuously is its honest answer. A door gasket is the least expensive item on this page to put right.
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Something inside is quietly making heat
An interior light left burning behind a closed door is a small heater in an insulated box, and it never switches itself off. The door switch that should have killed it is the real fault, but the run time is what anyone notices, long before a thought is spared for the lamp.
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The sealed side is partly restricted
Last here, and the least common. Where the loop is partly blocked or short of charge, the compressor keeps working and the cabinet never quite arrives where it was told to be. A filter-drier is renewed as part of that work rather than being the cause of it. This one is settled on gauges, not by guessing.
What that means for your kitchen
There is a useful test here that costs nothing at all. Stand in the kitchen last thing at night and listen: a healthy cabinet in a cool, quiet house does stop. If yours has not gone silent in weeks, try to remember when the running turned continuous, because that timing usually points straight at which of the four causes above is yours. After a remodel suggests the door or the airflow around the cabinet; with the first hot weather suggests the condenser.
Follow-up questions
How much running is normal for a built-in?
More than most people expect. A large built-in in a warm kitchen can run for very long stretches through a Denver summer and still be in perfect health. What matters is whether it ever stops at all, whether the stretches have got noticeably longer this year, and whether the food is as cold as it used to be.
Does constant running cost much?
Enough to show on a bill, and it shortens the life of the parts doing the work. A compressor that never rests wears at the rate its running hours dictate, so a fault that began as a dusty coil can finish as sealed-system work. That is the argument for ringing Viking Repair Denver Pros on (720) 903-2603 early.
Parts usually involved
These are the components tested on this symptom, in the order they get tested.
- Written by
- Clifford Nakamura
- Role
- Service technician — controls and intermittent faults
- Last checked