11.4.3 Replacing the Booster Pump O-rings
A1971
2.
1.
3.
4.
6.
5.
Fig. 50: Replacing the booster pump O-rings
1.
Unscrew the threaded connectors on the venturi line:
n
Threaded connector (6) under the production tank stop‐
cock
n
Threaded connector (4) on the booster pump
n
Threaded connector (5) under the transport pump
n
Threaded connector (2) on the coupling on the booster
pump
2.
Remove the venturi line (3) from the system.
3.
Replace the O-rings in the couplings during annual mainte‐
nance.
4.
Check the booster pump couplings for leak-tightness and
wear. If the couplings on the pump housing are not tight, it
may be necessary to readjust the couplings.
5.
Replace the couplings including the nipples and O-rings.
6.
Fit all the components and tighten the threaded connectors
on the couplings.
11.4.4 O-rings on the Three-part Coupling at the Measuring Point
A1972
1.
Fig. 51: O-rings on the three-part coupling at the measuring point
Replace the O-rings on the three-part coupling (1).
Annual maintenance
Three-yearly maintenance
Assembly
Preventative maintenance
76
Summary of Contents for Chlorinsitu-III
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