3 Installing Intuvo 9000 GC Columnď€
To Install a Column Guard or Jumper Chip
60 7000/7010 Series TQ GC/MS Operating Manual
10 Use a 7/16- inch open-end wrench to loosen the Guard Chip screw at the
base of the inlet.
11 Use your finger to gently rotate the front of the Guard Chip heater assembly
down and expose the Guard Chip.
12 Loosen the Guard Chip compression bolt with the Intuvo torque driver.
13 Lift the right side of the Guard Chip tab over the boss then rotate it out of the
bus connection.
14 Remove the left side of the Guard Chip from the inlet base.
15 Install a new Guard Chip. The larger end of the Guard Chip inserts into the
inlet base first, then the smaller end is rotated into the bus connection, lifting
its tab over the boss and into the bus mounting slot.
16 Finger tighten the compression bolt.
17 Raise the Guard Chip heater.
18 Finger tighten the Guard Chip screw in the inlet base.
19 Tighten the Guard Chip screw in the inlet base with a 7/16-inch open end
wrench.
Figure 12. Guard chip and related parts
Guard chip
Inlet base
Guard chip heater
Guard chip
compression bolt
Guard chip screw
Use the Intuvo torque driver to tighten the compression bolt until you hear one
click. Over-tightening can damage the flow path, strip the fittings, and cause
leaks.
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