TM 10-4320-344-24
3.6.8 Impeller Shaft and Bearings Maintenance, Models 609-A and 609-C.
This task covers:
3.6.8.1 Disassembly
3.6.8.3
Assembly
3 .6 . 8 . 2 R e p a i r
INITIAL SETUP
Tools
Material/Parts
General Mechanic’s Automotive
Solvent, Dry Cleaning, Appendix C,
Tool Kit, Appendix B, Section
Item 26
III, Item 1
Balance Ring (TM 10-4320-344-24P)
Ball Bearing (TM 10-4320-344-24P)
Goggles,
Industrial, Appendix B,
Lock Washers (TM 10-4320-344-24P)
Section III, Item 2
Set Screw (TM 10-4320-344-24P)
Pipe Wrench, Appendix B, Section III,
Equipment Conditions
Item 2
Flexible Coupling Assembly removed,
Puller Set, Appendix B, Section III,
paragraph 3.6.5 (609-A) or 3.6.6 (609-C).
Item 2
Impeller removed, paragraph 3.6.7.
Snap Ring Pliers, Appendix B, Section
III, Item 2
General Safety Instructions
Material/Parts
Do not work on equipment without
following standard shop safety
Gloves,
Chemical and Oil Protective,
precautions.
Appendix C, Item 11
Rags, Appendix C, Item 20
Antisieze Sealing Compound, Appendix C,
Item 22
This procedure applies to both Models 609-A and 609-C.
3.6.8.1 Disassembly.
a .
b.
c .
d.
e .
f .
g.
Remove two screws (Figure 3-11,
1) and seal retaining plate (2) from
intermediate housing (3).
Remove balance ring (4) from seal retaining plate (2).
Discard balance
r i n g ( 4 ) .
Loosen four screws (5), guard clip (6) on two intermediate guard
assemblies (7), and remove intermediate bracket (3).
Remove four screws (5), lock washers (8), and two guard clips (6) from each
intermediate guard (9).
Discard lock washers (8).
Remove set screw (10) and pipe plug (11) from intermediate bracket (3).
Discard set screw (10).
Remove packing nut (12), spacer
intermediate bracket (3).
Remove two retaining rings (15)
( 1 4 ).
Discard ball bearing (16).
(13), and impeller shaft (14) from
and ball bearing (16) from impeller shaft
3-28
