maintenance manual - Grindex Pump
maintenance manual - Grindex Pump
maintenance manual - Grindex Pump
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Take off the sleeve (156).<br />
If it is tight, use a puller. It may come loose when the<br />
inner impeller (131) is prized loose in the same way as<br />
the outer.<br />
Lift off the diffuser ring (138) and then the adjustment<br />
washers (136 and 137) for the impeller.<br />
Installing the impeller<br />
Start by fitting a key (1) in the innermost keyway<br />
on the shaft, and any necessary adjusting washers<br />
(136,137).<br />
Then place the rubber-coated diffuser ring (138) in<br />
position, and tighten it temporarily with a few bolts (7)<br />
so that it is properly positioned, which is important for<br />
the following impeller adjustment.<br />
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