11 Troubleshooting; Displaying And Clearing The Error Memory; Error Codes; Warning - REMEHA GAS 120 ACE Series User Manual

11 Troubleshooting

11 Troubleshooting
11.1

Displaying and clearing the error memory

11.2

Error codes

Type of code
Axx.xx codes
Hxx.xx codes
Exx.xx codes
Tab.69
Code Display text
A00.34 TOutside Missing
A00.42 WaterPressureMissing
A02.06 Water Press Warning
A02.18 OBD Error
80 MID _HMI T-control - Gas 120 ACE
The error memory stores the 32 most recent errors. You can check the
details of each error and then clear it from the error memory.
To display and clear the error memory:
1. Press the
2. Select Error History.
On
3. Carry out the following actions according to your needs:
If an error occurs, the control panel displays a message and a
corresponding code.
The control panel status LED flashes and/or is displayed in red.
The control panel can display three types of error codes:
Description

Warning

Blockage
Lock out
1. Make a note of the code displayed. The code is important for the
correct and rapid diagnosis of the type of malfunction and for any
technical assistance that may be needed.
2. Switch the boiler off and switch it back on.
3. The boiler starts up again automatically when the cause of the error
has been removed.
11.2.1
If it is anticipated that a situation may develop into a fault, a warning will
first be given for some malfunctions. The error code is displayed in the
main display and the LED for status indication flashes green.
Press the
CU-GH-08 alarm codes
Description/Solution
Outside temperature sensor was expected but not detected
Water pressure sensor was expected but not detected:
Water pressure sensor is not connected: connect the sensor
Water pressure sensor is not connected correctly: connect the sensor correctly
Water Pressure Warning active:
Water pressure too low; check the water pressure.
Object Dictionary Error :
Reset and
key.
The list of the 32 most recent errors is displayed with the error code,
a short description and the date.
Show the details of an error: select the desired error.
To clear the error memory, press and hold the
Colour of the error icon
Grey
Red
Red + red flashing screen
If the code is displayed again, correct the problem by following the
instructions in the tables below.
Warning
key to remove the warning from the main display.
rotary knob.
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