Cleaning The Pump - Asymtek Heli-Flow DV-8000 Series Owner's Manual

Maintenance Procedure
Clean the Dispensing Cartridge.
Prime the fluid pump.
Inspect for fluid leakage and other
abnormalities.

Cleaning the Pump

NOTE
The cleaning procedures assume that a syringe is presently connected to the pump.
WARNING!
DV-7000
Tools and Materials Needed:
•
Cotton Swabs
•
1/4-inch Wrench
•
Cleaning Kit (P/N VK-7000K)
•
Cartridge Fitting (P/N 42-0228)
•
Syringe Fitting (P/N 42-0229)
To clean a DV-7000 Cartridge (see Figure 5-1):
1. Use the position controls to move the dispensing head to the front center of the dispensing area.
2. Perform a service shutdown as specified in the applicable dispensing system manual.
3. Open the dispensing system front doors/hatch and locate the pump on the dispensing head.
4. Disconnect the feed tube from the cartridge fitting.
5. Push the blue cartridge release lever back towards the valve bracket.
6. Pull the cartridge out of the pump by gently pulling down on the nozzle.
7. Using a 1/4-inch wrench, remove the cartridge fitting from the cartridge body.
8. Discard the cartridge fitting in accordance with MSDS recommendations.
9. While holding the cartridge body in one hand and the end of the feedscrew in the other, gently
pull the feedscrew out of the cartridge.
The thrust collar should remain attached to the feedscrew.
Maintenance and Service
Table 5-1 Recommended Maintenance Schedule
Recommended
Frequency
Daily
Daily
Daily
Refer to the Material Safety Data Sheet (MSDS) for important information about
safety, handling, and disposal for all fluids and solvents. All fluids, solvents, and
contaminated materials must be disposed of according to local regulations. Wear
personal protective equipment (PPE) when performing this procedure to prevent
contact with caustic chemicals.
Instructions
See "Cleaning the
See "Priming the Pump" in the
section.
See the Troubleshooting
•
Appropriate Personal Protective Equipment
•
Seal Insertion Tool Set (P/N 197004)
•
Cleaning Solution (MSDS recommended)
•
Feed Tube (P/N 42-0014)
Pump" in this section.
Operation
section.
33