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Servicing
Ozonator Lamp Replacement (Ozonator option)
Ozonator Lamp
Replacement
(Ozonator option)
7-42
Model 146i Instruction Manual
Use the following procedure to replace the ozonator lamp
Equipment Required:
Ozonator lamp
Allen wrench, 3/32-inch
Equipment Damage Some internal components can be damaged by small
amounts of static electricity. A properly grounded antistatic wrist strap must
be worn while handling any internal component.
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
7-10).
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.
(Figure
7-13).
Thermo Fisher Scientific
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