6
Maintenance
Replacing the Ball Valve Seal
Thermo Scientific
TSQ Quantum XLS and TSQ Quantum GC User Guide
121
Y
To remove the ball valve seal
1. Loosen the inlet valve knob counter-clockwise until you can remove it.
2. Remove the inlet valve knob, plug, and insert.
3. Insert the not-engaged ball valve seal extraction tool into the inlet valve housing.
4. Engage the ball valve seal by pushing the plunger of the ball valve seal extraction tool
forward.
5. Remove the seal and tool.
6. Pull the plunger back to disengage the seal.
Figure 63.
Ball valve seal extraction tool and ball valve seal, not engaged (left) and engaged (right)
Y
To install the ball valve seal
1. Obtain the ball valve seal kit (P/N 119265-0003) from the Accessory Kit.
2. Assemble the ball valve seal by installing the two O-rings onto the Teflon
™
spool.
3. Insert the ball valve seal into the ball valve manifold with your finger.
4. Install the inlet valve knob and insert.
5. Install the inlet valve plug and tighten the inlet valve knob clockwise.