User Manual

Table Of Contents
ToxiRAE Pro PID Users Guide
61
17.5. Cleaning Or Replacing The PID
Follow the instructions for removing the top cap in the previous section.
1. Gently lift out the PID module with your fingers, being careful not to damage the
fan:
2. If the module requires replacement (because the lamp does not illuminate, or the
module has been used past its expiration date), place a new module into the slot,
being careful to match the indexing keys. The sensor can only go into its slot one
way. Refer to step 11 for alignment information.
3. If you want to open the sensor module to inspect and clean the lamp and sensor
electrode panel, you must use the special tool. The special tool’s “C-shaped end
has small teeth inside. Slide the tool so that the teeth slip into the notch between
the module’s cap and body:
4. Gently pry up the cap using a rocking motion:
Sensor module
Fan