4 Maintenance Procedures
5.
Use the combined 2.5-mm Allen wrench and cone extraction tool to
loosen the 2 ion block cover plate captive securing screws.
6.
Remove the ion block cover plate.
7.
Grasp the isolation valve and pull it out of the ion block.
130
February 11, 2013, 71500130002 Rev. D
Ion block cover plate securing screw
Ion block cover plate
Isolation valve
O-ring