DeDietrich MCA 45 Installation And Service Manual

9.4.5. Checking the automatic air vent
1. Switch off the boiler electrical power supply.
2. Close the gas valve on the boiler.
3. Close the main gas inlet valve.
4. Unscrew the two screws located under the front panel by a quarter
turn and remove the panel.
5. Tilt the control box forwards by opening the holding clips located
at the sides.
6. Check whether there is any water in the small hose on the
automatic air vent.
7. If any leaks are detected, replace the air vent.
9.4.6. Checking the siphon
1. Remove the siphon and clean it.
2. Fill the siphon with water.
3. Put the siphon back in place.
R000076-B
6
5
5
5
4
90º
4
1
Gas/Gaz
2 3
9. Checking and maintenance
MCA 45 - 65 - 90 - 115
118
28/08/12 - 300024827-001-01

DeDietrich MCA 45 Specifications

General

Brand	DeDietrich
Model	MCA 45
Category	Boiler
Language	English