Graco 244637 Marine Sanitation System User Manual


 
Maintenance
12 306556S
Maintenance
Refer to FIG. 10 for reference numbers.
NOTE: To avoid contaminating the fluid in the supply
container, keep the pump intake and the inductor plate
clean during the servicing operations. Place the parts on
clean paper or rags.
Removing the Pump
1. Relieve Pressure, see Pressure Relief Procedure,
page 5.
2. Remove the drum. Disconnect the air-assist hose
(41).
For Model 204490: Loosen the inductor plate set
screws (19).
For Models 226013, 226018, and 244637: Unscrew
the locking nut (11 or 24), taking note of the number
of turns needed.
3. Push the snap-over valve (27) to lower the pump.
4. Relieve pressure in the pump and disconnect the
hoses.
5. Disconnect the pump from the mounting bracket
and remove it.
Reinstalling the Pump
1. Connect the pump to the mounting bracket.
2. Attached hoses to pump.
3. Pull the snap-over valve (27) to raise the pump.
4. Attach drum. See Installing a Drum, page 10.
NOTE: When attaching the pump to the inductor plate,
turn the locking nut (11 or 24) the same number of turns
noted in Removing the Pump, Step 2, or until you feel it
settle in.
FIG. 10
41
27
11 or 24