Thermo 3920 - Routine Maintenance Tasks

Model 3920_______________________________________________________________________________________________________________Preventive Maintenance
4 - 3
Preventive Maintenance for Model 3920
Refer to Manual Section Action Daily Weekly Yearly
-- Inspect door latch, hinges and door gasket seal ;
3.4 Check air exchange ventilator caps for adjustment;
open or close as required ;
4.1 Perform a complete decontamination procedure. Wipe down interior, shelves, Between Experiments
side panels with disinfectant. Rinse everything well with sterile distilled water. More frequent decontamination may be
required, depending on use and
environmental conditions.
2.9 * Verify and document all calibrations, at the minimum. ;
-- Clean drip pan and drain lines ;
-- Verify defrost cycle for below 10°C operation ;
-- Change filters (under normal conditions) ;
* Qualified service technicians only