CPI COTI - Page 139

Secon 10 - Diagnosc and Maintenance Procedures
Technical Manual
3. Remove the lter assembly from the brewer. Holding
the lter assembly as shown, turn the locking ring an-
clockwise to its open posion, indicated by the two
arrows.
Carefully remove the old lter unit down and out of the
CoEx® brewer unit. Discard the used lter unit.
4. Remove the bolt securing the brewer drive coupling to
the input sha. Pull the coupling o of the sha and place to
one side.
Ensure that the nyloc nut is retained in the drive coupling
moulding.
3
1
2
5. Working from the front of the brewer, unscrew and
remove the three screws holding the unit together.
Carefully ease both the front and rear brewer panels
away from the central piston chamber / swing arm
assembly
6. Holding the unit as shown in the photograph, rotate
the lower piston and cylinder assembly clockwise and
then remove it up and out of the swing arms/lter
holder assembly.
Discard the used lower piston and cylinder assembly.
Clean all of the dismantled brewer components
thoroughly to remove all traces of waste coee
product.
129