Medium-Pressure Stub Pump
SER 9668
Alemite Corporation 7 Revision (1-97)
Pump Tube and Rod
11. Install and seat Nylon Piston (
16
) [openings upward]
onto the bottom of Rod (
15
).
12. Install Ball (
17
) into the Rod.
IMPORTANT: Do not tighten the Valve Seat
more than 1/4-turn once it contacts the Ny-
lon Piston. Distortion of the Nylon Piston
can occur which causes excessive drag on
the Tube.
13. Screw Valve Seat (
18
) [with Loctite 222] into the Rod.
See
Figure 2.
• Follow the thread sealant manufacturer’s
recommendations.
CAUTION
Install the Rod into the Body with a twisting
motion. Use care not to damage the Seals.
14. Install the Rod assembly into the bottom of the Body.
• Position the Nylon Piston flush with the bottom of
the Body.
15. Install Back-Up Ring (
20
) [concave upward] onto
Tube (
21
).
16. Install O-Ring (
19
) on top of the Back-Up Ring.
17. Screw and seat the Tube assembly into the Body.
• Make sure both Rings are not visible.
18. Slide Bung Adapter (
22
) onto the Tube.
19. Screw the Foot Valve assembly into the Tube.
• Tighten the Foot Valve assembly securely to the
Tube and the Tube to the Body.
Assembly
NOTE
: Prior to assembly, certain compo-
nents require lubrication. Refer to
Table 3
for details.
Foot Valve
NOTE
: Refer to
Figure 4
for a section view
of the pump tube assembly.
1. Install O-Ring (
26
) onto Foot Valve (
27
).
2. Install Ball (
25
), Spring (
24
) [small diameter first], and
Washer (
23
) into the Foot Valve.
3. Install Pin (
28
) into the Foot Valve.
• Make sure the Pin retains the Washer properly and is
flush with the Foot Valve.
Pump Tube Body
4. Install O-Ring (
5
) onto the upper groove of Body (
6
).
5. Install and seat Seal (
11
) [heel end first] into the
bottom of the Body.
6. Install and seat Bearing (
12
) [small diameter first] into
the Body.
7. Install and seat Seal (
13
) [heel end first] into the Body.
CAUTION
Make sure the hole in the Spacer aligns with the
hole in the Body. Damage to components can
occur.
8. Install Spacer (
14
) [small diameter first] into the Body.
9. Install O-Ring (
7
) onto Adapter (
8
).
10. Screw the Adapter into the Body.
• Tighten the Adapter securely.
Item No.
on
Figure 2
Description
Item No.
on
Figure 2
Description
Clean Oil
4 O-Ring, 2-5/8 " ID x 3 " OD 13 Seal, 1-5/16 " ID x 1-11/16 " OD
5 O-Ring, 2-3/4 " ID x 3 " OD 19 O-Ring, 1-7/8 " ID x 2 " OD
7 O-Ring, 3/4 " ID x 15/16 " OD 26 O-Ring, 1-11/16 " ID x 1-7/8 " OD
11 Seal, 1-5/16 " ID x 1-9/16 " OD
Magnalube-G Teflon Grease
Coat the Inside Diameter of the Air Motor Assembly
Table 3
Lubricated Components
1-800-548-1191-http://www.partdeal.com-info@partdeal.com
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