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5.3
Stator change
All activities described below may only be carried out by authorised maintenance staff.
Preparation
Disconnect the dosing control unit from the power supply.
Disconnect the power supply to the drive units.
Disconnect cable from the pressure monitor (if available).
Shut down material supply (depressurise).
Relieve inlet pressure via bleed screw.
Remove material supply and seal openings with suitable plug.
Disconnect the dispenser and drive unit.
Remove dispenser from holder or system.
Disassemble the dispenser as described in Section 4.1.1 (page 13).
On both dispenser halves perform
Plug the star-shaped coupling (30) into the bearing housing (1).
Fit assembly aid (35) onto bearing housing.
Unscrew stator (5) with assembly aid (35).
Assembly
Install the stator as described in Section 4.1.2 (page 15).
Assemble the dispenser as described in Section 4.1.3 (page 16).
Fig. 14
30
35
X
Y
5
S12
34
5
