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Removing/Re-installing the King, Senator,
or Bulldog Pump from the Ram
Removing the Pump Assembly
Fig. 6. Remove pump assembly from ram as follows:
NOTE: The pump assembly consists of the air motor
(A) and the pump (B). It is not necessary to remove
the entire pump assembly just to remove the pump.
See the next section, Separating the Pump from the
Air Motor to just remove the pump.
1. If material drum has already been removed from
supply unit, go to step 2. To remove material
drum, observe cautions and warnings, then follow
steps 1 through 4 of procedure for Changing
Empty Drums on page 14.
2. Make sure ram hand valve is in OFF position.
WARNING
To reduce the risk of serious injury whenever you
are instructed to relieve pressure, always follow the
Pressure Relief Procedure (page 13).
3. Relieve the supply unit pressure.
WARNING
To reduce the risk of serious injury whenever you
are instructed to relieve ram pressure, always
follow the Ram Pressure Relief Procedure
(page 18).
4. Relieve the ram air pressure.
5. Bleed off pressure in system and excess material
by opening dispense gun and catching material in
waste container.
20
310524
Service
6. Make note of air and material hose connections
and routings. Use note when re–installing hoses.
7. Disconnect all air and material hoses.
8. Using capable hoist, secure pump assembly to
hoist.
9. Remove four screws (47) and lockwashers (48)
securing pump assembly to mounting plates (32).
10. Remove four screws (27) and lugs (26) attaching
pump assembly to follower plate (10).
NOTE: If necessary for pump clearance, loosen set
screws (31) and slide two mounting plates (32) down
and away from pump.
11. Using hoist, lift and remove pump assembly from
ram and follower plate. Take care not to damage
o-ring (29), used on some units, located between
pump assembly and follower plate.
12. Inspect and lubricate o-ring (29) when reinstalling
pump assembly, replace if damaged.
13. Service pump assembly as needed. To remove the
pump from air motor, go to next section, Separat-
ing the Pump from the Air Motor. See pump ma-
nual for further servicing information.
31
32
26,
27
10
ti7939a
Fig. 6
A
47,
48
B
29
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