Error code · Wine Cabinet

ASKO Wine Cabinet Code H3: Zone C Humidity Sensor Error

Medium · inspection needed

Code: H3
Appliance: Wine Cabinet
Brand: ASKO
Warranty: 30-day workmanship

What H3 means

H3 is the humidity sensor error for zone C on the ASKO WCN311942G three-zone wine climate cabinet. The zone C sensor reports how moist the air is around your bottles, and the control cannot use that reading when the code appears. The touch display shows a pop-up, and the humidity shown for zone C may not match reality. On ASKO washers and dryers the same characters mean something else, so this applies only to the wine cabinet.

Common causes of H3

The zone C humidity sensor
The sensor cable and connector
Moisture on or near the sensor
The control board input for that sensor

✓ One safe check you can try

1. Press Confirm or X when the message shows. 2. Check zone C for standing water or wet labels, and dry anything you find. 3. Close the door and leave the cabinet running. 4. If the message returns after 3 hours, the owner's manual says to call for service.

! Why to stop there

A single pop-up does not show whether the sensor or something around it is behind the reading.
We check the zone C sensor, its wiring and the reading the control receives.
Our repairs come with a written price first and a 30-day workmanship warranty.

Opening a panel yourself does not automatically cancel a manufacturer warranty, but it can cause accidental damage, and some manufacturers set their own service conditions. Check your warranty terms, or ask us, before deciding.

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Other Wine Cabinet codes

Temperature out of rangeASKO Wine Cabinet Message "Temperature Out of Range": Zone Alarm E0ASKO Wine Cabinet Code E0: Power Board to Display Communication E2ASKO Wine Cabinet Code E2: Wireless Card Communication Error E3ASKO Wine Cabinet Code E3: Wireless Card to Power Board P1ASKO Wine Cabinet Code P1: Proximity Sensor Error T1ASKO Wine Cabinet Code T1: Room Temperature Sensor Error T2ASKO Wine Cabinet Code T2: Zone A Temperature Sensor Error T3ASKO Wine Cabinet Code T3: Zone A Evaporator Sensor Problem

H3H3 questions

What does the zone C sensor control?

It reports humidity to the cabinet's control for that zone. Without a good reading, the control cannot manage humidity in zone C the way it was designed to, even though the cooling itself may keep running.

Is H3 urgent?

Usually not, as long as the temperatures stay steady. Check zone C on the display, and book a visit if the code keeps returning after you dismiss it or if the zone temperature starts to move.

Can high room humidity trigger it?

Very humid rooms can affect readings. The owner's manual lists a humidity stabilizer accessory set for extreme room humidity, and we can tell you whether it fits your case.

Book a visit

Still seeing H3?

A technician diagnoses it on site and gives you the price in writing before any work starts.

(713) 804-6320