Seat Service & Repair; Pump Sect. Repair/Packings - Titan Elite E15 Series Owner's Manual

Figure 11
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/326
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329
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Pump Section Repair and
Packing Replacement
WARNING: Before proceeding, follow the Pressure
Relief Procedure outlined on page 5. Additionally,
follow all other warnings to reduce the risk of an
injection injury, injury from moving parts or electric
shock. Always unplug the sprayer before servicing!
1 . Stop Sprayer at the bottom of its stroke and remove
Safety Plate #342.
2. Using a 3/8" allen wrench remove four screws (#306).
3. Using a 3/4" wrench loosen the retaining nut on the
Pipe Assembly (#300) from Item #310.
4. Place a screwdriver between Item #304 and #302 and
lightly pry downward.
5. Pull Fluid Section forward.
6. Place Foot Valve Housing (#327) in a vise and use a
wrench on the Lower Housing (#321) to unthread.
7. Remove the Seal (#322) from inside the Lower
Housing (#321).
8. Remove the Lower Cage (#323) from the Foot Valve
Housing (#327).
9. Remove Ball (#324) and examine.
10. Remove Seat (#325). If damaged use other side or
. replace.
) 11. Remove Seal (#326).
· 12. Place the Lower Housing in a vise and use a wrench
on the Upper Housing (#311) to unthread.
13. Remove Seal (#320) from outside of the Lower
Housing (#321).
25
Seat Service and Repair
WARNING: Before proceeding, follow the Pressure
Relief Procedure outlined on page 5. Additionally,
follow all other warnings to reduce the risk of an
injection injury, injury from moving parts or electric
shock. Always unplug the sprayer before servicing!
The design of Titan's Elite Fluid Section allows access to
the inlet and outlet balls and seat without completely
disassembling the Fluid Section. It is possible that the
Balls may not seat properly because of debris stuck in the
inlet or outlet seat. Follow the instructions below for
access to those areas.
1. Place a wrench on the Foot Valve (#327) and unthread.
2. Clean out all debris. Examine Ball and Seat. If
damaged replace. Continue if necessary or reinstall.
3. Place a wrench on the Lower Pump Housing (#321) and
unthread.
4. Place a wrench on the Retainer (#319) and unthread.
5. Clean out all debris. Examine Ball and Seat. If
damaged replace.
6. Reassemble and test unit. Should unit not perform
properly consult the Troubleshooting Guides on pages 14
& 15 of this manual or continue with the Repair and
Packing Replacement instructions below.
14. Place the Upper Housing (#311) in a vise and use a
wrench on the upper Guide (#308) to unthread.
15. Using a Plastic Mallet Tap the Piston (#313) out of the
Bottom of the Upper Housing (#311 ).
16. Place the Piston (#313) in the slots of the Slider
(#301) which is still mounted on the unit. This will hold
the Piston in place when removing the Retainer (#319).
NOTE: Never use wrench on the Piston.
17. Remove Seal (#314) from inside of Piston (#313).
18. Remove Upper Cage (#315) from the Retainer (#319).
19. Remove the Upper Ball (#316) and examine.
20. Remove Seat (#317). If damaged use the other side
or replace.
21. Remove Seal (#318) from the Retainer (#319).
22. Remove the Upper Packing (#309) from the Upper
Housing (#311).
23. Remove both Lower Packings (#312) from inside the
Upper Housing (#311).
WARNING: Always insert
Packings with the raised side facing into the Upper
Housing.
24. Assemble in reverse order.
Be sure to use all of the replacement parts supplied
in the Repacking Kit #762-175.
25. Align Flats on Piston so that it is perpendicular to the
Upper Mount (#304).
26. Reattach the four screws (#306) to the Pump Mount
(#304).
27. Reattach Retaining Nut on Pipe Assembly (#300) to
Connector (#31 0).
NOTE: Make sure to fill the Upper Guide (#308) one-
third (1/3) full with Piston Seal Lubricant.