Instruction manual

Servicing
SHARP RH/Temp Sensor Replacement
7-46 Model 5030i SHARP Instruction Manual Thermo Fisher Scientific
Use the following procedure to replace the SHARP RH/Temp sensor
(Figure 7–26).
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 the instrument OFF, unplug the power cord, and remove the
nephelometer from the base instrument.
2. Remove the two side cover screws, and remove cover.
3. Disconnect the RH/Temp connector from the SHARP MIB board
“TEMP/RH”.
4. Remove the two socket-head screws from the RH/Temp board
assembly from the upper optic chamber endplate.
5. Remove the RH/Temp gasket from the old RH/Temp board assembly
and add it to the new RH/Temp board assembly.
6. Slide in the new RH/Temp assembly by following the previous steps.
7. Calibrate the RH/Temp sensor. Refer to the “Calibration” chapter in
this manual.
SHARP RH/Temp
Sensor
Replacement