Overhaul; Separate Air Motor From Pump Tube; Access To Body Packing; Body Packing - Alemite 7886-A5 Manual Del Usuario Y De Mantenimiento

Overhaul

NOTE
Refer to Fig. IPB 1 (page 20) for
component identification on all
overhaul procedures.
WARNING

Read each step of instructions carefully.
Make sure proper understanding is
achieved before proceeding.
Failure to comply may lead to death or
serious personal injury.
Disassembly
Separate air motor from

pump tube

1 Clamp pump assembly vertically in a vise
at bung adapter (21).
2 Remove screws (44), lock washers (46),
and nuts (47) that secure air motor
assembly to pump tube assembly.
3 Lift motor upward to expose upper
coupling (1) while placing a wood block
onto surface of upper mounting (8)
(† Fig. 4, page 14).
4 Lower air motor onto wood block.
5 Remove upper spring clip (2) that
secures air motor piston to coupling.
6 Rotate coupling until air motor piston
is free.
7 Remove air motor assembly.

Access to body packing

8 Remove lower spring clip (2) that secures
rod (3) to coupling.
9 Remove coupling from rod.
10 Remove packing screw (4) from plate (7).
11 Clamp pump assembly horizontally in a
vise (material outlet upward) at
body (11).
12 Unscrew and remove extension
cylinder (23) with attached components,
from body using a strap wrench.
13 Remove o-ring (22) from extension
cylinder.

Body packing

14 Remove screw (19) from body. Access is
through body's outlet.
15 From bottom of body remove
spacer (20), external rings (17),
V-packings (16), internal rings (15),
washers (14), and lantern ring (18).
13