6-20 Electrostatic Classifier Model 3082 and SMPS Spectrometer Model 3938
Cleaning/Replacing the Nano DMA or 1nm-DMA Screen
During cleaning procedures, refer to Figure 6-5 below.
Figure 6-5
Cleaning the Nano DMA or 1nm DMA Dacron Screen (shown with the 3085 base
plate)
To clean the 1nm- or Nano DMA Dacron screen, follow these instructions:
1. Remove the collector rod following the steps in Cleaning the Nano or
1nm-DMA Electrodes.
2. Using the tool provided in the Accessory kit, loosen the retaining ring.
3. Separate the inlet cone, sheath assembly, and outer housing.
C a u t i o n
Do not damage the sharp edge at the bottom of the sheath assembly.
4. Using the tool from step 2, remove the retaining screw from the sheath
cone.