Pump Replacement
332252A
25
Installation
1.
Perform
Relieve Pressure Procedure
, page 6.
Wait 5 minutes before servicing.
2.
Extend pump piston rod 1.5 in. Apply grease to top
of pump rod or inside connecting rod.
3.
Install pump pin (44). Verify retaining spring (43) is
in groove of connecting rod (85).
4.
Push pump up until pump threads engage.
5.
Screw in pump until threads are flush with drive
housing opening. align pump outlet to back.
6.
Align pump outlet so that hose can be reassembled.
7.
Install o-ring (40), suction tube (47), strainer (48)
and reconnect hose (94).
8.
Screw jam nut (95) up onto pump until nut stops.
Tighten jam nut by hand, then tap 1/8 to 1/4 turn
with a 20 oz. (maximum) hammer to approximately
102 N•m (75± 5 ft-lb).
9.
Install pump rod covers (96) and tighten screws (31)
to 4.5 - 5.1 N•m (40 - 45 in-lb).
10. Fill packing nut with Graco TSL until fluid flows onto
top of seal.
If pump pin works loose, parts could break off due to
force of pumping action, project through the air, and
result in serious injury or property damage. To avoid,
ensure the retainer spring is installed properly.
NOTICE
If pump jam nut loosens during operation, the threads
of the drive housing will be damaged.
ti7171a
1.5 in.
ti13093a
44
47
85
ti13100a
ti13101a
ti13099a
ti21127a
40
48
47
94
ti13097a
ti13094a
96
31
96
ti13088a
