Douwe Egberts Contenta - Machine Control Functions; Control Board Replacement Procedure

Functions (Machine control) - 1
Version 1.36
02/2004
1. Close the faucet and remove the external water
supply hose. (water inside!) [1]
Pour a cup of hot water. [2]
2. Unplug the power cord.[3]
3. Remove the tank lid.[4]
4. Disconnect the silicon water hose [5] as well as
the wiring [6] from the inlet valve.
5. Remove the retaining screw of the tank [7]and
lift the tank from the machine. (Guide wiring and
hose upright trough the opening in the tank.) [8]
6. Remove the right cover and the water tank.
About removing the right cover:
- Remove the screw at the rear side.
- Lift the cover about 12 cm /4”.
- Disconnect the flat cable of the On/Stand by
switch on the control PCB. (lower left corner)
- Lift the cover from the machine.
1
3
2
4
5
6
8
7
Right cover
5K. Machine control
1. Disassembly
A. Control board replacement
Beware of static electricity. It could cause serious damage to the EPROM or the printed circuit
board and its components. Store circuit boards in conductive sponge rubber or similar materials.
In case a fixed water connection is installed start from step 1.
If no fixed water connection is installed, unplug the power cord
and proceed with step 6.