Maintenance
3A7519A
11
9.
Position the pump horizontally into a vise and
secure on the flats (F
NOTE: Alternative Vice Mounting Orientation: position
pump horizontally into a vice and secure the air motor
(F
. 7).
10. Using a 1-15/16 in. socket, loosen the inlet pump
cylinder (8) and expose the hex on the connecting
rod (13) (F
. 8).
11. Using a 3/4 in. socket, loosen and unthread the
shovel rod (20), leaving the shovel rod inside of the
inlet pump cylinder (8) (F
. 9) and set aside.
12. Using a 1-7/16 in. socket, loosen the seal retainer
(6) but leave it hand-tight in the to the pump cylinder
(2) (F
NOTE: Push the connecting rod in to allow the socket to
reach hex on the seal retainer.
F
IG
. 6
F
IG
. 7
Flats
F
IG
. 8
F
IG
. 9
13
8
8
13
20
