Operating manual High-pressure double diaphragm pumps Cobra 40-10; Cobra 40-25
8 Cleaning and Maintenance
Order number 2340851 | Edition 05/2022
51
NOTICE
Using hydraulic oil
Using the wrong hydraulic oil can cause a malfunction.
4
Use only original hydraulic oil - Wagner order no. 322912 (250 ml or 15 cu inch).
8.2.11 Oil Change
Perform oil change after 500 service hours or once a year.
Necessary accessories:
Order no. 322911 - Oil filling set
NOTICE
Using hydraulic oil
Using the wrong hydraulic oil can cause a malfunction.
4
Use only original hydraulic oil - Wagner order no. 322912 (250 ml or 15 cu inch).
8.2.11.1 Draining Oil
B_07986
1
4
3
2
1. Decommission and clean, chapter Decommissioning and Cleaning [
41] up to and
including point 6.
2. Position device as shown in the picture and dismount the hood and casing.
3. Unscrew piston cover (1).
4. Place oil collector (2) under the oil tank.
5. Unscrew oil tank (3) and drain contents.
6. Unscrew and remove locking screws (4) and seals.
7. Slowly start up the pump until no more oil flows out of the oil suction tube.
8. Screw in clean oil tank (3) together with seal.