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Carefully press the seal face with the side of the cup evenly into the rotor.
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Make sure that the seal face is pushed all the way in, by pressing it as shown. It is recommended to
use a hand press or other suitable tools to ensure correct assembly.
18.8 Assembling the pump head
Assembling the middle housing and the front housing
l
Fit the seal in the rear of the middle housing.
You do not need to disassemble the middle housing to change, for example, the Gate
or the mechanical seal system. This is only explained for the sake of completeness.
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Locate the middle housing over the studs.
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Make sure you align the slot where the gate is placed with the same slot in the back housing.
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Tighten the nuts clockwise to hold the middle housing in place. Make sure you use the threaded studs
that allow the nuts to fit into the holes in the front housing (check the orientation of the nozzles).
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