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309067 11
Displacement Pump
NOTE: Packing Repair Kit 239939 is available. Refer-
ence numbers of parts included in the kit are marked
with an asterisk, i.e., (223*).
Removing pump (See Fig.8)
*227
*214
215
222
15
14
17
18
50
36
43
11
Fig. 8
1
2
Apply pipe
sealant (110110
)
2
1
48
Torque to
50 ft-lb (68 Nm)
232912,
232913,
232915,
232917
12
213
9663A
213
47
1.
Relieve pressure; page 3.
2. Flush pump, if possible. Relieve pressure. Stop
pump with piston rod (222) in its lowest position, if
possible. To lower piston rod manually, rotate
motor fan blades.
3. Remove filter (48).
4. 232912, 232913, 232915, 232917. Unscrew drain
hose from inlet adapter (43). Remove drain hose
by unscrewing displacement pump nipple (36).
5. 232910, 232911, 232914, 232916, 232918,
232665 and 232919. Remove suction tube. Re-
move drain hose by unscrewing displacement
pump nipple (36).
6. Use a screwdriver to push retaining spring (15) up
and push out pin (14).
7. Loosen screws (17). Remove pump (18).
Repairing pump
See manual 308815 for displacement pump repair
instructions and parts.
Installing pump (See Fig. 8 and 9)
14
201
15
Fig. 9
202
7840A
1. Lightly grease or oil transducer (67). See Fig. 15.
Guide pump over alignment pins and pressure
transducer. Tap it into position with a soft hammer.
Tighten screws (17) to 50 ft-lb (68 Nm).
2. Align hole in rod (222) with connecting rod assem-
bly (12). Use screwdriver to push retaining spring
(15) up and push in pin (14). Push retaining spring
into place around connecting rod.
WARNING
MOVING PARTS HAZARD
Be sure retaining spring (18) is firmly in
groove all around, to prevent pin (14)
from working loose. See Fig. 9.
If pin works loose, parts (including pump connect-
ing rod or bearing housing) could project into the air
and cause serious injury or property damage.
3. Reconnect suction and drain hoses (47, 50). Install
front cover (11).
4. Tighten packing nut (202) enough to stop leakage,
but no tighter. Fill packing nut full with Graco TSL.
Push plug (201) into packing nut.