Maintenance Message; Incidents And Solutions - REMEHA iSense Installation And Service Manual

7. Messages
Error codes Fault indication
Current water
The water pressure
pressure
is too low
e and c are lit
up.
E-Code
E-Code: Boiler
failure
c is lit up.
c and v are lit up -
Controller batteries
flat
7.2

Maintenance message

Boiler service required
Fault indication ? is lit up.
Maintenance service type (A,B, or C) required in two months. Make an appointment for this with your
Display text
installer. Telephone number:
Contact your installer to have the central heating boiler serviced.
Solution
7.3

Incidents and solutions

Problem
The central heating comes on
too early in the morning.
The home is not warm on time. 4
The house is too warm.
The house does not become
warm enough.
31
Display text
The water pressure in your
central heating system is
too low.
Boiler failure: See the
installation and service
manual for the boiler.
Or equipment between the
controller and boiler.
Solution
Adjust the Max pre-heating time setting.
The home may well not be up to temperature on time as a result.
Open the radiator valve further when the radiators warm up.
Adjust the Max pre-heating time setting.
4
Increase the Max. pre-heat. By adjusting this to Fastest for example
4
For weather-compensated control you have the following options:
Set the radiator thermostat valves correctly.
4
Adjust the heating curve (Refer to the installation instruction booklet for further
4
information).
Change the control strategy.
4
There may also be technical problems with the central heating installation.
In that case contact your installer.
Weather-compensated control means that no account is taken of the room temperature. Solve
the problem in one of the following ways:
Set the radiator thermostat valves correctly.
4
Adjust the heating curve.
4
Change the control strategy.
4
With room control, the heat-up rate may be too high or the controller may not be correctly
calibrated.
Weather-compensated control means that no account is taken of the room temperature. Solve
the problem in one of the following ways:
Set the radiator thermostat valves correctly.
4
Increase the heating curve.
4
Change the control strategy.
4
Solution
Top up the water in the central heating system. See
the installation and service manual for the boiler.
Use the E code to find the fault in the equipment to
be controlled (For example, boiler, cascade
controller or c-Mix).
The batteries are almost empty. Replace the three
AA batteries.
iSense
030211 - 120666-AG