High-Pressure Stripped Pump
SER 9911-1
Alemite Corporation
8
Revision (4-02)
5. Closely inspect the mating surfaces of all check valve
components for any imperfections. Ensure a smooth
and clean contact is obtained when assembled.
EXAMPLE: Place Ball (23) into Piston
(24). Fill the Piston with solvent. Make sure
no leakage occurs.
Assembly
NOTE: Prior to assembly, certain compo-
nents require lubrication. Refer to Table 3
for details.
Refer to Figure 4 for a section view of the
pump tube assembly.
Pump Tube Assembly
1. Install and seat Seal (12) [heel end first] into the
bottom of the Body.
2. Install and seat Lantern Ring (13) [small diameter end
first] into the Body.
3. Install and seat Seal (14) [heel end first] into the Body.
4. Install and seat Bearing (15) [small diameter end first]
into the Body.
5. Install and seat Gasket (16) into the Body.
Step for all Models except 9911-1
6. Screw Rod (9) into Extension (19) until the Pin holes
align.
• Secure the Extension to the Rod with Roll Pin (20).
7. Install Ball (23), Spring (22), and Spring Guide (21)
[pointed end first] into Piston (24).
18. From inside the Piston remove:
• Spring Guide (21)
• Spring (22)
• Ball (23)
19. Unscrew the Upper Tube from Lower Tube (29).
• Use a strap wrench.
Lower Tube
20. Remove Gasket (28), Bearing (26), Seal (27), and
additional Bearing (26) from the Lower Tube.
Primer Body
21. Unscrew Primer Body (37) from the Lower Tube.
22. From inside the Lower Tube remove:
• Gasket (28)
• Seat (33)
• additional Gasket (28)
• Foot Valve (32) [with Seal (31)]
• Stop (30)
23. Remove the Seal from the Foot Valve.
Clean and Inspect
1. Clean all metal parts in cleaning solvent. The solvent
should be environmentally safe.
2. Inspect all parts for wear and/or damage.
• Replace as necessary.
3. Inspect Air Piston (4) for fatigue cracks.
• Replace as necessary.
4. Inspect Rod (9), Piston (24), and Primer Rod (34)
closely. Use a magnifying glass to detect any score
marks.
• Replace as necessary.
Item No.
Description
Item No.
Description
Clean Oil
5
Quad-Ring, 2-5/8 " ID x 3 " OD
14
Seal, 1/2 " ID x 7/8 " OD
6
O-Ring, 3/8 " ID x 1/2 " OD
17
O-Ring, 2-9/16 " ID x 2-3/4 " OD
8
O-Ring, 2-3/4 " ID x 3 " OD
27
Seal, 5/8 " ID x 1 " OD
12
Seal, 1/2 " ID x 3/4 " OD
31
Seal, 0.282 " ID x 0.532 " OD
Magnalube-G Teflon Grease *
Coat the Bore of the Air Motor Assembly
* Part number 393590 is a 0.75 ounce (21.8 gm) tube of Magnalube-G Teflon grease
Table 3
Lubricated Components