Pratissoli LK Serie Manuel De Réparation page 65

Insert the Ø10x18x0.9 washer in the piston fixing screw
(pos. , Fig. 156).
Install the pistons on their respective guides (pos. , Fig. 157)
and fasten them as per pos. , Fig. 158.
Calibrate the screws with a torque wrench as indicated in
chapter 3.
Insert the previously-assembled liner/gasket support block
(complete with its two O-rings), until it is snugly in place
(pos. , Fig. 159).
Fig. 156
Ensure that the liner-support block is positioned correctly
down to the bottom of the housing (pos. , Fig. 160).
Fig. 157
Install the front O-ring in the liner (pos. , Fig. 161) and the
recirculation hole O-ring (pos. , Fig. 162).
Fig. 158
65
Fig. 159
Fig. 160
Fig. 161