Thermo Scientific TSQ 9000 Hardware Manual page 426

3
Advanced Troubleshooting
Replacing Fans and Filters
398 TSQ 9000 Hardware Manual
10. Disconnect the fan from the distribution board on the bottom of the instrument.
11. Remove the entire fan plenum assembly including the fan and air deflector out of the
instrument.
12. Remove the four nylon rivets holding the chassis cooling fan to the fan plenum.
Figure 423. Locating the Nylon Rivets on the Chassis Cooling Fan
13. Remove and replace the chassis cooling fan or the fan plenum as necessary.
14. Transfer the air deflector to the new fan using two nylon rivets.
15. Reattach the two screws connecting the chassis cooling fan to the air deflector.
16. Reattach the four nylon rivets holding the chassis cooling fan to the fan plenum.
17. Connect the fan to the distribution board.
18. Reattach the six screws connecting the fan plenum to the chassis.
19. Replace the lens driver board by aligning the connector on the bottom of the board with
the connectors on the distribution board beneath it. It will drop into the slot when it is in
the right position.
20. Push the lens driver board down into the connector.
Nylon
Rivets
Thermo Scientific