Component Exchange - Ecolab DG1-III-DLA-PCB Operating Instructions Manual

Repair
11.1

Component exchange

Exchange of the circuit board
1
1
1.
Loosen the cover screws (Pos.1) of the control unit.
2.
Remove the cover from the control unit housing (pos. 2).
3.
Loosen connections.
4.
Loosen the circuit board screws (pos. 3).
5.
Replace the circuit board (pos. 4).
6.
Tighten the board screws.
7.
Connect connections.
8.
Place the cover on the control unit housing.
9.
Hand-tighten the cover screws.
MAN049250 Rev. 1-01.2021
3
4
Check the seal seat in the control unit housing.
To ensure tightness and to prevent liquids from getting into the interior
of the control unit, it is essential to ensure that the surrounding cover
seal is correctly inserted.
1
2
1
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