DÖRR EcoPump AD, Operation Manual

Page: 21 / 36

9.3.6 Assemble material assembly.
Assemble material cover and membrane.
Fig. 18: Material cover and membrane
Personnel:
Mechanic
Protective equipment:
Eye protection
Protective gloves
Anti-Static Safety Boots
Requirements:
Clean work area
Components are cleaned.
Ä 12.7 “Operating and auxiliary materials”
Replace damaged components.
Ä 13.1 “Replacement parts”
Use suitable lubricant.
Ä 12.7 “Operating and auxiliary materials”
1. Lubricate membrane rod (3) and O-rings.
2. Insert O-ring (4) into membrane rod (3).
Do not damage the surface of the dia-
phragm rod.
3. Insert membrane rod (3) into central body (1).
4. Insert O-ring (5) and washer (6).
5. Insert diaphragm (7).
6. Insert membrane (8) (PTFE models only).
7. Insert washer (9).
8. Insert O-ring (14) and washer (13).
9. Insert diaphragm screw (12). Tighten using 88.1
- 94.9 Nm.
10. Insert material cover (11) into central body (1).
11. Thread-in 10 screws (10) and 10 nuts (2).
Tighten crosswise using 13.6 - 15.8 Nm.
12. Repeat all steps for the installation of the mate-
rial cover and membrane on the left side.
9.3.7 Assemble inlet and outlet manifolds.
Assemble the inlet manifold
Fig. 19: Central body with inlet manifold
Personnel:
Mechanic
Protective equipment:
Eye protection
Protective gloves
Anti-Static Safety Boots
Requirements:
Clean work area
Components are cleaned.
Ä 12.7 “Operating and auxiliary materials”
Replace damaged components.
Ä 13.1 “Replacement parts”
Use suitable lubricant.
Ä 12.7 “Operating and auxiliary materials”
1. Lubricate O-rings.
2. Insert 2 O-rings (3), 2 ball seats (2) and 2 balls
(1).
3. Install inlet manifold (5) on central body.
4. Thread-in 4 screws (4). Tighten using 27.1 -
31.6 Nm.
Maintenance
01/2020 EcoPump AD - MPU00013EN 21/36