Thermo Scientific 49i Instruction Manual page 223

Thermo Fisher Scientific
1. Turn instrument OFF, unplug the power cord, and remove the cover.
2. Unplug the ozonator lamp cable from the LAMP connector on
ozonator board (Figure
Ozonator Board
Figure 7-13. Ozonator Board Location
3. Slide insulation off the lamp handle onto the lamp cord.
4. Loosen both lamp clamp screws.
5. Carefully slide lamp out of ozonator housing.
6. Slide insulation off of old lamp and slide onto new lamp cord.
7. Carefully insert new lamp into ozonator housing until it bottoms. Pull
lamp out approximately 1/16-inch (to allow for expansion when the
lamp warms up) and tighten the Allen screws on the clamp.
8. Slide the lamp insulation against the ozonator.
9. Re-connect the ozonator LAMP connector to the ozonator board.
10. Replace the cover and reconnect power.
Ozonator Lamp Replacement (Optional)
7-13).
Model 49i Instruction Manual
Servicing
7-39