Advantage BG-N4 Series, Инструкция по эксплуатации

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BG-N4 Glycol Chiller
Page: 51
ADVANTAGE ENGINEERING, INC.
525 East Stop 18 Road Greenwood, Indiana 46142
317-887-0729 Fax: 317-881-1277
Service Department Fax: 317-885-8683
Email: service@AdvantageEngineering.com
slot to hold the shaft stationary (Figure 5.5F).
9. Locate and remove impeller locking screw (Figure 5.5G).
Using a socket and ratchet, the impeller retaining screw
can be removed. Once the retaining screw is removed,
the impeller can be “unthreaded” from the motor shaft to
expose the pump seal assembly.
10. Remove all seal parts (Figure 5.5H). Note seal component
arrangement to facilitate reassembly.
11. Clean motor shaft and lubricate with a mild soap solution.
12. Install new stationary seal member in pump casing cavity
(figure 5.5I). The operator must be certain the stationary
seal member is fully squared and seated in cavity.
13. Slide the rotating member onto lubricated pump shaft
(figure 5.5J). The operator must be certain not to damage
or tear rubber bellows assembly.
14. Place the spring onto the rotating member.
15. Align the impeller, spring and rotating member before
reinstalling the impeller (figure 5.5K). The operator must
be certain the spring and rotating member are aligned
before the impeller is fully tighten and the impeller
retaining screw is reinstalled.
16. Clean pump casing, cavities, impeller and O-ring before
reassembly.
17. Mate the motor and motor adapter to the pump casing.
Reinstall the pump casing bolts.
18. Reconnect the motor power cord and leads.
19. Restore all cover panels as were removed.
E. When the pump seal replacement procedure is complete, the
operator may restart the unit according the section 3.
Motor Shaft
Figure 5.5F
Removing Impeller
Figure 5.5G
Seal Components
Figure 5.5H
Rotating Member
Figure 5.5I
Stationary Member
Figure 5.5J
Replacing Impeller
Figure 5.5K