Error History; Reading Out And Clearing The Error History - REMEHA Gas 320 Ace Installation And User Manual

Code Display text
E.04.13 Fan
E.04.15 FlueGas Pipe Blocked
E.04.17 GasValve Driver Err.
E.04.23 Internal Error
E.04.250 Internal error
E.04.254 Unknown
10.2

Error history

10.2.1

Reading out and clearing the error history

7734324 - v.07 - 21092022
Description
Fan speed has exceeded normal op­
erating range
The flue gas pipe is blocked
The driver for the gas valve is bro­
ken
Gas Valve Control internal locking
Gas valve relay error detected
Unknown
The control panel has an error history that stores the last 32 errors.
Specific details are stored for each error, for example:
Status
Sub-status
Flow temperature
Return temperature
These details and others can contribute to the error solution.
You can read out the errors on the control panel. The error history can
also be cleared.
> Error History
Use the rotary knob to navigate.
Use the
1. Press the
2. Select Error History.
Enable installer access if Error History is not available.
2.1. Select Enable installer access.
2.2. Use code 0012.
A list up to 32 most recent errors is displayed with:
The error code.
A short description.
The date.
Solution
Fan fault:
Bad connection: check the wiring and connec­
tors.
Fan operates when it should not be operating:
check for excessive chimney draught
Faulty fan: replace the fan
Flue gas outlet is blocked:
Check that the flue gas outlet is not blocked
Restart the boiler
Gas valve unit fault:
Bad connection: check the wiring and connec­
tors
Faulty gas valve unit: Replace the gas valve
unit
Restart the boiler
Replace the CU-GH
Internal error:
Replace the PCB.
Unknown error:
Replace the PCB.
button to confirm your selection.
button.
10 Troubleshooting
77