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19) Remove the pressing element of the side
channel stage.
20) Remove the impeller, inspect it to verify its
integrity.
21) Remove the impeller key.
Pag. 22/33
18) Remove the rear sleeve shaft and replace it in
case of wear or damage.
Carefully
reference to the surface highlighted in yellow,
ensure that scratches or dents on the inner surface
of the element, may affect the ability of soliciting or
impair the performance of the pump, if not cause
the rapid destruction , due to the contact with the
impeller, in the case in which it has been replaced
with a new one.
In that case, replace the pressing element.
Scratches, dents or scratches that may be present
must be removed, taking care to restore clearances.
If damage is too obvious, proceed to replace.
22) Remove the suction element.
ISM0210
Instruction Manual of series SCE - Rev.03
inspect
the
pressing
element,
with
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