Thermo Scientific ISQ 7000 Hardware Manual page 386

3
Advanced Maintenance
Replacing the Calibration Gas Components
358 ISQ 7000 Hardware Manual
14. Pull the tubing out through the access hole in the interior front panel.
Figure 403. Disconnecting the Calibration Gas Module
Screws
Note If you are using CI, you will have P1 and P2 electrical wires.
15. Disconnect the P1 and P2 electrical wires from the front of the calibration gas module.
Note If you have a single-level calibration gas module, your ISQ 7000 instrument only
has a P1 connector.
16. Use a 5/16 in. wrench to disconnect the stainless steel tubing.
17. Use a T20 Torxhead screwdriver to remove the two screws holding the module to the
interior front panel. The tubing will come off with it.
18. Remove the calibration gas controller from the front panel and attach a new one.
19. Reattach the two screws that connect the new calibration gas module to the interior front
panel.
Note The calibrant reservoir on the new calibration gas module is not filled with
calibrant. Fill the new calibrant reservoir by following the instructions in
Calibrant Reservoir" on page 58.
P1 and P2
Electrical
Wires
Stainless
Steel
Tubing
Connector
Calibration
Gas
Module
Foreline
Pump
Tubing
Access
"Refilling the
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