12.1.
17
Mixers - replaceable RA models
5. Commissioning
17
7 . 1
Replacing the seals
7 . 2
Mixer designation
Each mixer carries a designation. This may be found on the motor housing or on the protective fan
hood.
Examples for designation:
Please provide this number with every replacement part order!
Front design
1 Remove the hexagonal screws with the spring
washer (Pos. 1.4) and take off the flange housing
(Pos. 1.1).
2 Remove the hexagonal socket screws of the set
collar (Pos. 1.2) and take it off.(Spring pre-ten-
sioning)
3 Pull the mechanical seal (Pos. 2.1.1) out from
above.
4 Remove the interim flange (Pos. 1.3) from the be
ring shield (Pos. 5.1).
5 Remove the seal rings (Pos. 2.2 and Pos 2.4).
6 Remove the interim flange seal (Pos. 2.3) and the
mechanical seal (Pos. 2.1.1).
7 Assemble in reverse order. The hexagonal socket
screws of the set collar (Pos. 1.2) are secured from
being unscrewed!
Rear swing arm
Fig. 8 Replacing the seals
After removing the agitator shaft, the seal ring can
be removed using a suitable tool and exchanged.
2.2
1.2
1.1
2.1.1
1.4
2.3
2.1.2
2.4
1.3
5.1
2.2