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6. Remove connection rod disc and diaphragm spacers from the threaded
pin of the diaphragm.
7. Push the connection rod disc and the diaphragm spacers in this order
onto the threaded pin of the new diaphragm.
8. Move the connecting rod to the upper point.
9. Screw the new diaphragm with connection rod disc and spacers
clockwise onto the connection rod and tighten hand-tight.
10. Place the intermediate plate on housing, in the position indicated by
the drawing line.
11. Place the new valve plate on the intermediate plate.
12. Place the head plate on the intermediate plate, in the position indicated
by the drawing line; gently tighten the four screws, evenly and
diagonally (if a torque screwdriver is available: torque about 0.30 Nm).
13. Let the pump run.
Maintenance
Pump Rebuilding
5-3
43iQ Instruction Manual
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