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BUCHI NIRMaste User Manual

Page 52

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7 Maintenance and repairs

52

NIRMaster Operation Manual, Version A

Inner filters
The inner filters are the second filter stage.

Lift off the top cover to get access to the filter drawers (below the fans)

Push the drawers

a to swivel out the filter holders

Pop out the sandwich filters

For each filter, place a new filter pad between the metal grids

b and remount it in its holder

Push the drawers back into position

c

Close the housing again

a

b

c