LI-COR LI-7815, Instruction Manual

Page: 67 / 98

Replacing the purge dry-down chemical
The purge chemical, consisting of silica gel beads, is contained in a non-porous tube.
The instrument will pump air through the purge tube during the power-off routine
to ensure that the optics are free of water vapor while the instrument is in storage.
You may need to replace the chemical periodically. The silica gel pellets are orange
when new and green when saturated.
Warning: May cause irritation. MAY CAUSE SKIN IRRITATION. MAY CAUSE
RESPIRATORY TRACT IRRITATION. MAY CAUSE PAIN, NAUSEA, VOMITING AND
DIARRHEA. May result in coughing and/or sore throat. PROLONGED OR REPEATED
EXPOSURE TO DUST MAY CAUSE PULMONARY PROBLEMS. INGESTION MAY CAUSE
GASTRIC DISTURBANCES.
Advertissment: Peut causer une irritation. PEUT CAUSER UNE IRRITATION DE LA
PEAU. PEUT CAUSER UNE IRRITATION DE LA VOIE RESPIRATOIRE. PEUT CAUSER
DOULEURS, NAUSÉE, VOMISSEMENTS ET DIARRHÉE. Peut entraîner une toux et / ou
un mal de gorge. L’EXPOSITION PROLONGÉE OU RÉPÉTÉE A LA POUSSIÈRE PEUT
CAUSSER DES PROBLÈMES PULMONAIRES. L’INGESTION PEUT CAUSER DES
PERTURBATIONS GASTRIQUES.
To replace the purge chemical:
1 Power off the instrument.
2 Open the lid and locate the purge chemical column.
3
Disconnect the quick-connect fittings from the column inlet and outlet.
Section 6. Maintenance
6-5 Replacing the purge dry-down chemical