New tubing, valves and other sample conditioning equipment can be contaminated with oils or dust.
These may contribute to slightly high readings until they are cleaned.
1. Flush the sample line with sample for one to two hours.
Clean the sample components
C A U T I O N
Chemical exposure hazard. Obey laboratory safety procedures and wear all of the personal protective
equipment appropriate to the chemicals that are handled. Refer to the current safety data sheets
(MSDS/SDS) for safety protocols.
Put the analyzer in shutdown mode. Refer to Put the analyzer in shutdown mode on page 7.
Clean the sample cells, the stir bar and the sample holder as necessary. Refer to Maintenance
schedule on page 4. Refer to the illustrated steps in Clean the stir bar and sample cells on page 9
and to Clean the sample holder on page 10.
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