3-6 Maintenance
Controlling the plunger
3. Select the pump you plan to perform maintenance on (A or B).
4. Select the head you plan to perform maintenance on (left or right).
5. Click Move Plunger Back. The plunger moves back.
6. Disconnect the pressure transducer cable from the front bezel.
Disconnecting the cable and inlet check valve
7. Using the 1/2-inch open-end wrench, disconnect the inlet check valve
fitting from the pump head. Keep the check valve cartridge inside the
check valve fitting.
8. Using a 5/16-inch wrench, disconnect the transducer outlet tube
connection at the manifold fitting.