ECODRILL 2000 C/E
Operating manual - English
26
8.4
Replacing the electronic board
If the keypad (K) is not working properly, replace the internal electronic board or the keypad unit.
Note: the letters in brackets refer to fig.4, page 10.
8.4.1
Replacing the circuit board
Note: before carrying out any operations, disconnect the machine from the mains.
Replace the circuit board in the way described below:
1) loosen the 6 screws (D1) on the cover (D) and remove.
2) Loosen the screws (C1-C2-C3-C4-C5) and remove the wires from the connectors.
3) remove the keypad unit.
4) loosen the 4 screws (S1) on the circuit board and remove it (fig. 25).
5) fit the new circuit board and secure with the 4 screws (S1).
6) place the keypad unit in position.
7) place the wires into the connectors and tighten the screws (C1-C2-C3-C4-C5).
8) place the upper cover and secure with the 6 screws (D1).
Fig. 24
Fig. 25
C1
C2
C3
C4
C5
D1
D
S1
fuse 1A
