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7.4.2
36
Mounting the impeller
200-160 only:
1 Fit the rotating part of the mechanical seal on the stub shaft.
2 Fit the shaft sleeve (1200) and set the distance to the shaft collar to 44 mm. See
figure 12 of paragraph 7.5.3 "Assembling a mechanical seal M1". Tighten the set
screws (1260).
Other types:
1 Fit the rotating part of the mechanical seal on the distance sleeve.
2 Fit the distance sleeve with the rotating part of the mechanical seal on the stub shaft.
All types:
1 Place the impeller key in the key way of the stub shaft.
2 Push the impeller onto the stub shaft against the distance sleeve.
3 Degrease the thread on the stub shaft and the thread in the cap nut.
4 Put a drop of Loctite 243 on the thread and fit the cap nut. For tightening moment of
the nut see paragraph 10.2.2 "Tightening moments for cap nut".
5 Mount the Back-Pull-Out unit, see paragraph 7.3.2 "Assembling the Back-Pull-Out
unit".
Disassembly and assembly
CLB/EN (1901) 6.6
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