Pump Lower Repair - Graco T2 Instructions Manual

Pump Lower Repair

5. Remove dowel pin (19) and take piston cap (17) off
transfer shaft (20). Remove o-ring (50*) from piston
cap. Inspect all parts for damage. See F
17
19
*50
20
F . 14
IG
6. Slide air piston (21) out the top of the air motor base
(23). Remove o-ring (24*) from air motor base.
Inspect all parts, including the spring (22) in the air
motor base, for damage. See F
21
*24
22
23
F . 15
IG
12
. 14.
IG
ti9900
. 15.
IG
ti9901
Pump Lower Repair
1. Use a chain wrench near the top of the suction tube
at the point indicated in F
the flats of the foot valve (45) to loosen the foot
valve from the suction tube (44). To prevent damage
to the suction tube, do not remove the foot valve
until instructed to do so in step 3.
Apply chain wrench
approximately here
F . 16
IG
When removing the suction tube, be very careful
not to bend, dent, or damage it. To avoid damage,
use the chain wrench only at the top and bottom of
the suction tube as indicated in F
Do not apply the wrench to the middle of the suc-
tion tube.
46
47
71
*38
45
F . 17
IG
. 16, and a wrench on
IG
44
ti9976a
. 16 and F
IG
44
Apply chain wrench
approximately here
ti9903
311882C
. 17.
IG