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Solinst 464 250 psi Use and care manual

Control Unit Solenoid Valve Assembly Replacement
High Quality Groundwater and Surface Water Monitoring Instrumentation
(Page 1 of 2)
Model 464 250 psi (sold after September 2013)
®Teflon is a registered trademark of DuPont Corp. Continued on page 2...
Tools and Materials Needed
1. 464 Solenoid Valve Assembly - 250 psi (Spare) (#111743)
2. 3/32" Allen Key
3. Small Utility Knife
4. 7/64" Allen Key
5. 11/16" Wrench
6. 14 mm Wrench
7. 1/2" Wrench
8. 7/16" Wrench
9. Teflon®Tape
10.Any suitable plastic adhesive (e.g. silicone)
Instructions
1. Turn the Control Unit off and remove the batteries.
2. Use the 3/32" Allen key to undo the four hex screws on the sides
of the Control Unit.
Hex
Screws
Hex
Screws
3. Remove the panel from the Control Unit and flip it over to access
the Solenoid Valve Assembly.
Panel
4. Push down on the fittings to remove the three black tubes from the
Shuttle Valve Assembly, and the two clear tubes from the Solenoid
Valve Assembly (photo shows black tubes removed).
Solenoid Valve
Assembly
5. Use the 7/64" Allen Key to remove the three screws from the
bracket holding the Shuttle Valve Assembly, and carefully slide the
Shuttle Valve Assembly out from the bracket.
464 Solenoid Valve Assembly - 250 psi (Spare)
Shuttle Valve
Assembly
Remove
Tubes
Bracket
Remove
Tube
Remove
Tubes
Printed in Canada
October 8, 2014
(#111742)
(Page 2 of 2)
For further information contact: Solinst Canada Ltd.
Fax: +1 (905) 873-1992; (800) 516-9081 Tel: +1 (905) 873-2255; (800) 661-2023
35 Todd Road, Georgetown, Ontario Canada L7G 4R8
Web Site: www.solinst.com E-mail: [email protected]
6. Use a small utility knife to break any adhesive holding the Solenoid
Connector to the Circuit Board. Unplug the Solenoid Connector
from the Circuit Board.
7. Use the appropriate wrenches to remove the two fittings (shown
above) from the Shuttle Valve Assembly. Twist to remove the
Solenoid Valve Assembly from the Shuttle Valve Assembly.
Plugs
Plug
®Solinst is a registered trademark of Solinst Canada Ltd.
Unplug
Solenoid
Connector
9. Remove the three plugs from the new Solenoid Valve Assembly.
8. Use the appropriate wrenches to remove the three fittings from the
old Solenoid Valve Assembly.
10. Screw the three fittings back into the new Solenoid Valve Assembly.
11 Screw the new Solenoid Valve Assembly into the Shuttle Valve
Assembly. Screw the two fittings back into the Shuttle Valve
Assembly (see photo at left for proper connections).
12. Plug the Solenoid Connector back into the Circuit Board, and
apply a small amount of adhesive to the outside of the Connector
to help secure it to the Circuit Board.
13. Slide the Shuttle Valve Assembly back into place under the bracket
and secure it using the three screws.
14. Push the three black tubes back into the fittings on the Shuttle Valve
Assembly. Use the photo below to ensure correct connections.
15. Push the clear tubes into the fittings on the new Solenoid Valve
Assembly. Use the photo below to ensure correct connections.
16. Place the panel in the Control Unit case and reinstall the four hex
screws.
17. Reinstall the batteries. Test the Control Unit to ensure proper
connections were made when replacing the Solenoid Valve
Assembly.
Note: Wrap new Teflon tape around the threads of all the fittings.
Solenoid Valve
Assembly
Shuttle Valve
Assembly
CYL Port
IN Port

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