15
Reattach the cover's safety rope to the appropriate place in the unit head and place the cover
flat on the seal in the installation shaft surround.
16
First tighten the middle and then the outer screws of the cover crosswise with gentle force.
17
Then tighten the middle screws and then the outer screws crosswise to 6 (± 0.5) kgf-cm.
After mounting the cover, perform a leak test.
DIMENSIONS (mm)
431
272
366
302,9
249,1
33