Assembling A Mechanical Seal M1 - Johnson Pump SPX Flow CombiLineBloc Instruction Manual

In-line circulation pump in block execution
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CombiLineBloc
7.5.3
CLB/EN (1901) 6.6

Assembling a mechanical seal M1

1 Make sure the stub shaft (2200) is not damaged. If it is, replace it.
2 Place the electric motor with the shaft upright.
3 Put the pump cover flat down and press the counter-ring of the seal straight into it. If
necessary, use a plastic pressure piece. Never hammer it inside! The maximum
axial turn of the counter-ring is 0,1 mm.
4 Mount the pump cover in the right position in the collar of the lantern piece. Check
whether the pump cover is at right angles to the stub shaft.
5 Push the rotating part of the mechanical seal on the distance sleeve (1100). Put
some glycerine or silicon spray on the bellows to facilitate the assembly!
6 Pump size 200-160 only: Push the rotating part of the mechanical seal and the
spacer sleeve (1200) on the the stub shaft.
7 Pump size 200-160 only: Set the distance between the spacer sleeve and the shaft
collar at 44 mm. Fix the spacer sleeve by means of set screw (1260). See figure 12.
8 Mount the impeller, see paragraph 7.4.2 "Mounting the impeller".
Figure 12:
Adjusting the mechanical seal M1 of pump size 200-160.
Disassembly and assembly
39

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