Error code

Mitsubishi Electric PQRY code 2134

No approved translation for this record yet; showing the original text.

Meaning

Abnormal water temperature: 1. If water inlet temperature of 5˚C or below or 50˚C or above is detected (first detection) during operation, the heat source unit comes to a stop, goes into the 3minute restart prevention mode, and restarts in 3 minutes. 2. If water inlet temperature of 5˚C or below or 50˚C or above is detected again (second detection) within 30 minutes of the first occurrence (as described under item 1 above), the unit comes to an abnormal stop and code “2134” is displayed.

Member details

Signed-in members see the LED pattern and how to read the code with the remote control on eligible records.

View details as a member

Possible causes

(1) Heat source unit water circulation pump failure. (2) Cooling tower/heater device problem. (3) Dirty or clogged watersource heat exchanger. (4) Thermistor failure (TH6). (5) Thermistor input circuit failure on the controller board (6) Poor thermistor installation (TH6) (3) If water inlet temperature of 5˚C detected again after 30 minutes described under item 1 above), first detection, and the unit follows described under item 1.

Solution

Solution steps are available to members and are not shown on this page. Answer the questions to open the solution.

Remote technician support

Get help from a technician over a video call.

Send a message Voice call Video call