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eco-PEN450
5.4
Dismantling before cleaning
When cleaning the dispenser, attention must be paid to the chemical properties and chemical
reactions of the material. In doing so, observe and comply with the corresponding
specifications of the product data sheet. If you have any queries, contact the manufacturer of
the material.
All activities described below may only be carried out by authorised maintenance staff.
Preparation
• Remove the stator as described in Section 5.3.2 (page 21)
Removing the rotor assembly
Unscrew the bleed screw (23) and O-ring (24).
Remove the 4 screws (18).
Remove the pump housing (19) and O-ring (22).
Assembly
After cleaning, the dispenser is assembled in reverse order. Do not exceed a tightening
torque of 0.35 Nm when mounting the screws (18).
NOTE
Do not flush the bearing housing (13) and the sealing set with housing (25).
This can damage the bearings! Clean it only with a cloth and brush.
Do not disassemble the bearing housing (13) and the sealing set with housing (25).
22
24
23
19
18
13
25
Fig. 8
