Instrument Maintenance Model 100E Instruction Manual
160 045150102 Rev XB1
Figure 9-2: Zero Air Scrubber Assembly
• Remove the old scrubber by disconnecting the 1/4” plastic tubing from the particle
filter using 9/16” and 1/2" wrenches.
• Remove the particle filter from the cartridge using 9/16” wrenches.
• Unscrew the top of the scrubber canister and discard the Purafil
©
and charcoal
contents. Make sure to abide to local laws about discarding these chemicals. The
rebuild kit (listed in Appendix B) comes with a Material and Safety Data Sheet,
which contains more information on these chemicals.
• Refill the scrubber with charcoal at the bottom, a white felt-divider and the Purafil
©
chemical at the top.
• Put another felt-divider on top of that, then close the cartridge with the screw-top
cap.
• Tighten the cap on the scrubber - hand-tight only.
• Replace the DFU filter with a new unit and discard the old.
• Replace the scrubber assembly into its clips on the rear panel.
• Reconnect the plastic tubing to the fitting of the particle filter.
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