Ozonator Lamp Heater Replacement (Ozonator Option) - Thermo Scientific 146i Instruction Manual

Ozonator Lamp Heater
Replacement
(Ozonator option)
Thermo Fisher Scientific
Use the following procedure to replace the ozonator lamp heater.
Equipment Required:
Ozonator lamp heater
Allen wrench, 3/32-inch and 7/64-inch
Philips screwdriver
Heat conductive compound
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 heater cable from the LAMP HEATER and LAMP connectors
on the ozonator board
3. Disconnect plumbing from the ozonator.
4. Remove the ozonator by removing the two screws securing the ozonator
to the floor plate and lifting the ozonator straight up.
5. Remove the ozonator flange by removing three screws securing the
bottom flange and pulling the flange off.
6. Remove the ozonator lamp heater block from the ozonator by removing
four Allen screws.
7. Coat new lamp heater block with thin film of heat conductive
compound.
8. Install new ozonator lamp heater block by following the above
procedure in reverse.

Ozonator Lamp Heater Replacement (Ozonator option)

(Figure 7-10).
Model 146i Instruction Manual
Servicing
7-43