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Assembly
NOTE
Prior to assembly, certain components
require lubrication in clean mineral oil.
Refer to Table 4 for details.
Pump tube
Outlet body
1 Clamp outlet body (13) with cage end
upward into a soft jaw vise.
2 Screw pipe plug (14) with thread sealant
into outlet body and tighten securely.
3 Install and seat external adapter
ring (12) with flat side first, packing
rings (11) lip side first, and internal
adapter ring (10) with flat side upward
into top of outlet body.
4 Screw packing nut (9) into outlet body
loosely.
NOTE
Packing nut will require adjustment.
Refer to section entitled bench test and
operation for details.
5 Install packing rod (15) with threaded
end first into top of outlet body, allowing
threaded end to extend from bottom of
outlet body.
6 Screw coupling (16) onto packing rod
until cotter pin holes align.
7 Install cotter pin (17).
Adapter
8 Position adapter (23) small diameter
upward.
9 Install and seat washer (24) with lip
upward, cup (25) lip first, spacer (26)
with large diameter first, additional
cup (25) lip first, and washer (27) onto
adapter.
10 Screw valve body (28) onto adapter and
tighten until it bottoms.
Rod
11 Screw nut (5) to top of rod (18).
12 Screw stop (20) onto rod until it bottoms.
13 Tighten nut (19) to stop.
14 Install spacers (21) and (22) onto rod.
15 Install adapter assembly with adapter
end first onto rod.
16 Screw valve seat (29) onto rod until it
bottoms.
17 Measure distance from bottom of
stop (20) to top of spacer (21).
NOTE
This setting effects efficiency of pump.
Distance must not be less than
0.20 in (5.1 mm) and no greater than
0.28 in (7.1 mm) (→ Fig. 4, page 13).
Cylinder
18 Install cylinder (31) with bottom end first
onto top of the rod and adapter
assembly, allowing rod to extend from
top of cylinder.
19 Position outlet body horizontally in vise.
20 Install and seat gasket (30) into bottom
of outlet body.
21 Screw rod of cylinder assembly into
coupling until cotter pins holes align.
22 Install cotter pin (17).
23 Loosely screw cylinder assembly with
threadlocker into outlet body, making
sure not to tighten at this time.
24 Install bung adapter (32) onto cylinder.
Foot valve body
25 Install ball (34) gasket (30), stop
washer (33) flat side first, and additional
gasket (30) into foot valve body (35).
26 Screw foot valve body onto cylinder.
27 Use positioning bar to tighten foot valve
body into cylinder and cylinder into
outlet body, making sure to properly
crush gaskets.
12
Connect air motor to pump
tube
28 Position outlet body vertically in vise.
29 Pull packing rod (15) above outlet body.
30 Slide air motor assembly onto packing
rod.
31 Push air motor assembly (1) downward
against outlet body.
32 Install screws (8) and washers (7) that
secure air motor assembly to outlet body
and tighten.
Components lubricated in clean
mineral oil
Item
Description
15
Packing rod
31
Bore of cylinder
Table 4
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