Instructions
3A1495C
11
Throat and Piston Seal Replacement Kit -
24H854 (
Fig. 25
)
Replacement parts for o-ring (5) installed on air piston
(15), o-rings (6 and 12) installed in bottom cover (14),
o-ring (7), u-cup seal (11) and gasket (30) installed on
flange (22), pin (8) used to reassemble rod sections,
and gasket (18) used later in reassembly of the air valve
(40). A replacement part for the retainer nut (37) is also
included in this kit.
1. Disassemble the pump following Disassembly
Steps 1-3 (page 3), Steps 9-12 (page 5) and 15-21
(pages 5-6).
2. Use a pick to remove the o-ring (5) installed around
the circumference of the air piston (15) (Fig. 26).
Grease the new o-ring included in the kit and install
it around the air piston.
3. Use a pick to remove o-ring (7) and gasket (30) from
inside flange (22) (Fig. 27). Grease the o-ring and
replace the o-ring and gasket in flange.
Ref. Description
Qty
.
5
O-RING, air piston
1
6
O-RING
1
7
O-RING
1
8
PIN, slotted, straight
3
11
SEAL, u-cup
1
12
O-RING
3
18
GASKET, cover, small
2
30
GASKET
1
37
NUT, retainer
1
Fig. 25
7
6
18
5
12
8
11
30
37
Fig. 26
Fig. 27
5
15
7
22
30
22
