GEA Hilge CONTRA I ADAPTA Operating Instructions Manual page 85

Installing double mechanical seal in back-to-back position
Insert the O-ring (0412.01) into the seal cover
(0471.00).
Wet the O-ring (0412.03) with water and insert it
into the sterile screws (0918.00).
Use the sterile screws (0918.00) to fasten the seal
cover (0471.00) to the back plate (0161.00).
torque: M6: 8 Nm
→ The mechanical seal on the atmosphere side has been installed.
BA.10A.ADY.001.GB_1
20.07.2018
Notice
Hygiene risk, food safety
Hygiene risk, food safety
► Always tighten sterile screws with socket
wrench and insert.
Hint!
The next steps for installing the product-side mechanical seal are
identical to installing the simple mechanical seal. For a conical spring
mechanical seal, follow the steps in Section 10.4.12, Page 73. For an
encapsulated hygienic mechanical seal, follow the steps in
Section 10.4.12, Page 73.
Malfunctions / repairs
Fig.97: Seal cover
Fig.98: Sterile screw
Fig.99: Seal cover
Repair
85