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SECTION 10: PERFORMANCE VERIFICATION
The performance of the monitor must be verified after all service procedures. Perform all
procedures in this section to verify the correct functioning of the monitor.
10.1
FLOW SYSTEM LEAK CHECK
10.1.1 Flow System Leak Check Procedure
10.1 Flow System Leak Check
10.2 Performance Verification Procedure
Perform the Flow System Leak Check after all service procedures
described in this manual.
1.
Connect the vacuum manometer to the Leak Test Jig as shown in
Figure 10-1.
2.
Open the Leak Test Jig clamp and empty the syringe's contents.
3.
Connect the open-ended tubing (as shown in Figure 10-1) of the
Leak Test Jig to the Gas Outlet of the monitor.
4.
Connect the other open-ended tubing of the Leak Test Jig to the
CO
input connector.
2
5.
Pull the syringe valve out until the pressure drops (as displayed on
the vacuum manometer) to approximately -300 mBar (or
equivalent) and close the clamp.
6.
Wait 30 seconds.
7.
The change in reading should be less than 20 mBar (or equivalent).
Figure 10-1: Leak Test Jig Connection
10-1
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