Graco 25 - Pump Service and Reassembly; Pump Removal; Pump Reassembly

Service
8 3A2099D
a. Remove the discharge line connection and the
pump mounting screws (D) (F
IG. 5).
b. Loosen the adjacent pump mounting screws
(D).
c. Lift out front end of pump (end with feed regula-
tor screw), pulling it forward and upward at the
same time. This will allow the yoke or crosshead
to clear the drive shaft and the pump can be
lifted out (F
IG. 6).
3. Clean pumps and reservoir by dipping and brushing
in a cleaning solvent.
4. Clean all lubricant tubing and check valves thor-
oughly.
Reassembly
1. Before replacing pump, position yoke down as far as
possible (F
IG. 7).
2. Install pump by inserting the back end of the pump
(end without the feed regulator screw) in the reser-
voir first (F
IG. 8).
3. Connect discharge line to pump outlet.
4. Install pump mounting screws (D) and using a
wrench, tighten screws securely.
5. Fill reservoir (page 7) and bleed lubrication lines at
terminal check valve to assure full lubrication before
putting equipment back into operation.
FIG. 5
FIG. 6
D
FIG. 7
FIG. 8