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Chapter 13 – Final Test Procedures
The following test procedures must be performed prior to reinstalling the grinder pump. Failure
to test the unit can result in core flooding or a damaged unit.
Leak Tests
Leaks detected by these tests must be repaired before performing other tests or
installing a unit. After the leak testing is complete, perform the remaining test
procedures. Leaks must be repaired before performing other tests or installing the unit
for use.
Motor Cavity & Seal Assembly Leak Test
This leak test must be performed any time the Motor Housing or Mechanical Seal
Assembly has been disturbed or if the controls have been flooded. This test will ensure
no leaks exist between the Motor Head and Motor Housing and between the Mechanical
Seal Assembly and the motor cavity.
1. If the Check/Anti-Siphon Valve is not already removed, remove it using ½” socket or
wrench.
Figure 13 - 1
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