Figure 5-8. Maintenance: Optical Chamber Disassembly; Figure 5-9. Maintenance: Optics Chamber Windows - Teledyne T640 User Manual

08354A DCN7303
3. Remove optical cell from optics chamber, and remove cup, including its
tubing, from optics chamber bottom; detach RH/T sensor tubing from DFU
filter.

Figure 5-8. Maintenance: Optical Chamber Disassembly

4. Clean the optics chamber interior surfaces, ensuring to include windows, with
a lint-free cloth.

Figure 5-9. Maintenance: Optics Chamber Windows

Teledyne API Model T640 PM Mass Monitor 59