

Breezaire AL: the cellar is above its alarm point
AL flashes in turn with the temperature once the cellar climbs above the alarm point stored in the Sentry III.
Mon–Sat, 8am–8pm
- Temperature and alarms
- Cellar cooling load and room check
- Source: Breezaire
Book a visit
Three short steps, about a minute.
or call (844) 398-5977
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What AL
actually means.
AL flashes in turn with the temperature once the cellar climbs above the alarm point stored in the Sentry III. The unit keeps cooling during the alarm; only if the room keeps warming to 75°F does the overheat protection step in.
Breezaire wine cellar cooling unit display
What to do when AL shows on the wine cellar cooling unitKind of codeTemperature and alarms
The controller saw the cellar go past a high or low limit and raised an alarm, sometimes holding the worst reading it logged while the house was empty. The reason can be as small as the cellar door left ajar after a tasting or a long outage, a room gaining heat from new lights or a sunny glass wall, or as serious as cooling that has stopped. Keep the door shut and read a thermometer on a middle rack before touching anything; the alarm is a warning about the collection, not yet a diagnosis.
Usually leads toCellar cooling load and room check
Measuring the cellar as the cooling unit sees it: insulation, vapor barrier, door, glass and the heat load, to show whether the unit can ever keep up.
Shows up asCellar Cooling Unit Error Code
A cellar cooling unit error code appears as letters or digits on the controller, a flashing reading, a blinking light on the unit, or an alarm tone, sometimes while the cellar still holds its temperature.
MakeBreezaire
Visits to cellars cooled by a Breezaire unit, starting with a thermometer among the racks and a hand at the exhaust grille.
SourceBreezaire Sentry III Plus Controller owner's manual
Sentry III and Sentry III Plus controllers on WKL through-the-wall units and WKSL split systems. Older WKS splits built before mid-2010 used a manual thermostat and show none of these codes.
Before you book,
in this order.
Each step comes from Breezaire's own guidance for AL on its wine cellar cooling units. Follow it to the end: the last card says whether this is a visit.
Keep the cellar door shut and check the room with a separate thermometer at bottle height.
Make sure the alarm point has not been set lower than you meant; it is in the settings reached by holding SET for more than 5 seconds.
Clear anything in front of the exhaust grille and look at the condenser coil for dust.
If the room keeps rising toward 70°F, move the most valuable bottles and book a visit.
Still there?
It usually turns into cellar cooling load and room check. Book with the code and the model number.
What not to do
AL is a warning, not a shutdown, and the unit is still trying to cool. If the display is flashing OH instead, the unit has switched itself off.
What you may
notice with it.
The wine cellar cooling unit problems AL tends to arrive with. Answer these at the wine cellar cooling unit before anyone is booked.
All problemsWhere AL usually leads
Cellar cooling load and room check.
Breezaire
wine cellar cooling units.
Visits to cellars cooled by a Breezaire unit, starting with a thermometer among the racks and a hand at the exhaust grille.
Breezaire wine cellar cooling unit repairMore Breezaire codes
Temperature and alarms on other makes
Through-the-wall cellar cooling unit
A self-contained box set into an opening in the cellar wall: its cold face blows into the wine room, and its warm face breathes out into the room next door.
Split-system cellar cooling
An evaporator inside or beside the cellar and a condensing unit outside or in another room, joined by an insulated copper line set and charged on site.
In Breezaire's own words
the display will alternately flash “AL” and the temperature if the storage temperature rises above a preset alarm temperature.
Every code on this site is taken from the manufacturer's documentation, never from a forum or a parts listing. Sentry III and Sentry III Plus controllers on WKL through-the-wall units and WKSL split systems. Older WKS splits built before mid-2010 used a manual thermostat and show none of these codes.
Breezaire AL wine cellar cooling unit repair,
where we come out.
The same visit in every metro below: the code, the model number, and a diagnosis before any part is ordered.
All service areasTampa BayFL · 31 areas
Miami / South FloridaFL · 47 areas
New York MetroNY · 75 areas
HoustonTX · 36 areas
ChicagoIL · 50 areas
Los AngelesCA · 95 areas
San DiegoCA · 31 areas
Questions
about AL.
Can I clear AL myself?
Can I change the temperature at which a Breezaire shows AL?
Why does my Breezaire show AL after the door was left open?
Does AL stop my Breezaire from cooling?
Back to your everyday
Still showing AL?
When you book, type the code or the blink count as the controller shows it, add the full model number, and say what the thermometer in the cellar reads now — that gives the technician a head start.