Before Contacting The Installer; Incidents And Solutions - Vivadens MCR-P 24 User Manual

MCR-P 24 MCR-P 24/28 MI MCR-P 30/35 MI MCR-P 34/39 MI
6.2

Incidents and solutions

Problem
There is no domestic hot water.
The radiators are cold.
070513 - 127684-01
6.1.4.

Before contacting the installer

Note the following information on the appliance's rating plate:
4 Type of gas used
4 Boiler type
4 Manufacturing date
4 Serial no. of the appliance
C000655-B
Probable causes
The boiler is not switched on.
The DHW mode is deactivated.
The water pressure is too low (<
1 bar).
The energy-saving shower head
is restricting the water flow.
The heating temperature setting
is too low.
The heating mode is deactivated.
The radiator valves are closed.
The boiler is not switched on.
The water pressure is too low (<
1 bar).
Before contacting the installer
Solution
Check that the boiler is switched on.
4
Check the fuses and switches.
4
Check that the gas valve is fully opened.
4
Activate the DHW mode.
¼See chapter: "Stopping domestic hot water
production", page 16.
Top up the installation with water.
"Filling the system", page 20.
Clean the shower head; replace if necessary.
Increase the value of parameter p1 or, if a room
thermostat is connected, increase the temperature.
¼See chapter: "Changing the heating
temperature", page 13.
Activate the heating mode.
¼See chapter: "Stopping the central heating or
activating the Summer mode", page 15.
Open the valves on all radiators connected to the heating
system.
Check that the boiler is switched on.
4
Check the fuses and switches.
4
Check that the gas valve is fully opened.
4
Top up the installation with water.
"Filling the system", page 20.
6. Troubleshooting
¼See chapter:
¼See chapter:
26