
Chapter 9
Visco
Twin_002 EN
Page 9-14
10.
Slide the seal housing to the bearing housing via the shafts and place it in position.
Screw in the fitting screws 2259 incl. washers 2260 and little by little tighten evenly.
Check on the back gap that the grooves of rotor 20 engaged in nicks of stop ring 60
.
Possible damage to property
•
Crank the shafts by hand observing the seal.
•
The stop ring claws must at least protrude 1 mm into the grooves of the outboard rotor.
11.
Carefully slide stators 12 into the seal housing via the shafts. The respective stator 12 has 6
grooves. 2 grooves each of them should engage with drive pins 210. 2 further grooves clear
the way for the rinsing liquid. These grooves must be exactly positioned above or below the
rinsing ports.
There is only one correct position of these grooves. The two other grooves remain free.
Possible damage to property
•
Incorrectly adjusted flushing grooves will result in seal overheating and destruction
during pump operation.
12.
Insert O-rings 90, 130 and 220 into inboard rotor holders 80. (fix using grease). Fix drive pins
210 in inboard holder 80 using grease.
13.
Insert seal faces 40 into inboard rotor holders, whereby the grooves of the seal faces must
thread in into the drive pins 210.
14.
Place inboard rotor holders 80 with inserted seal faces 40 onto the shafts.
ATTENTION
ATTENTION
Manual ViscoTwin 104-xx 3A