Buderus MCM10 Notice D'installation page 17

5.5 Replacing the fuse for the heating
zone pump connection
B Interrupt the power supply.
B Open the MCM10 module cover (master) (
page 6).
B Replace fuse [1] with one of the same type (5 AF,
ceramic, filled with sand). A spare fuse [2] is provided
in the MCM10 module cover.
2
1
Fig. 11 Replacing the fuse
B Close the MCM10 module cover (
MCM10
Fig. 6,
7 746 800 090-11.1O
Fig. 6, page 6).
Operating and fault indications
5
17