Graco GT 750 Instructions Manual page 11

For Steps 7 to 12 refer to F
7. Slide bearing (11) onto priming rod (8) with the step
side facing the bottom of the pump.
8. Insert foot valve packings (13*) into poppet check
(12).
9. Slide poppet check containing foot valve packings
onto priming rod (8) with beveled edge facing the
bottom of the pump.
10. Apply a thin layer of grease to o-ring (16*) and
install o-ring on foot valve (10).
11. Slide foot valve over poppet check and screw bear-
ing (11) into the foot valve (10).
12. Push foot valve up to the down tube (20) and screw
in place.
20
8
11
13*
12
16*
10
F . 13
IG
3A5363B
. 13.
IG
13*
13. Slide priming plate (9) (beveled edge up), followed
by washer (28), onto priming rod (8). Insert a
wrench through a slot in the foot valve (10) and
secure it around the flats of the piston shovel rod
(8). While holding the piston shovel rod securely in
place, use a second wrench to tighten jam nut (15*)
to 10 ft-lb (13.5 N•m).
NOTE: Jam nut (15*) should be replaced each time
it is removed from priming rod.
10
9
28
F . 14
IG
14. Reconnect the pump's ground wire to a true earth
ground.
Service
8
15*
11