Cleaning the heated cover
Clean the heated cover once a month or as needed.
CAUTION!
During instrument operation, the temperature of the heated cover can be as high as
108°C, and the temperature of the sample block(s) can be as high as 100°C. Before performing the
procedure, keep hands away until the heated cover and sample block(s) reach room temperature.
To clean the heated cover:
1.
Follow the steps in “Preparation”
.
2.
Open the heated cover.
3.
Soak a cotton swab or piece of clean cloth with pure isopropanol and gently wipe the heated
platen.
WARNING!
CHEMICAL HAZARD. Isopropanol
is a flammable liquid and vapor. Exposure
may cause eye, skin, and upper respiratory tract irritation. Prolonged or repeated contact may
dry skin and cause irritation. Exposure may cause central nervous system effects such as
drowsiness, dizziness, and headache. Read the MSDS, and follow the handling instructions.
4.
Remove any remaining isopropanol from the cover.
Note:
If the platen becomes contaminated with amplified DNA, then raise the heated cover to the
cleaning position, wipe the platen with a cloth or cotton swab soaked in bleach, then rinse with
water.
Clean the heated platen once a month or as needed.
Decontaminating the heated cover
If the heated cover becomes contaminated with amplified DNA, raise the heated cover to the cleaning
position and wipe the cover with a cloth or cotton swab soaked in 1:10 v/v dilution of 5.25% sodium
hypochlorite (Clorox bleach), then wipe the cover with a damp cloth.
Chapter 5
Maintenance
As-Needed maintenance
5
Veriti
™
Thermal Cycler User Guide
79