Maintenance of drug stability test chamber

The water system of the drug stability test chamber is an important system of the drug stability test chamber. Today, we will introduce how to operate and maintain the water system.

1. Stop the operation of the drug stability test box, use a "cross" screwdriver to open and seal the board,

2. Protect the float glass:

①Remove the float water cup from the back wall, unscrew the top cover of the float water cup, loosen the nut, remove the stainless steel mouth of the water inlet, and clean the foreign matter on it, and repeatedly flush the water inlet with clean water to make it unobstructed ；

②When protecting the stainless steel floating ball, wipe off the foreign matter on the floating ball with a wet towel and rinse it with clean water;

③The stolen goods at the bottom of the cup can be cleaned with a brush, and then rinsed with clean water;

④ Put the floating ball into the cup, screw the stainless steel mouth into the top cover, and tighten the nut, and then tighten the top cover and the cup.

3. Protect the float cup:

①Remove the float water cup from the back wall of the equipment first, break the cup lid buckle by hand, and wipe the residue on the float with a wet towel to make it clean;

②The stolen goods at the bottom of the cup should be cleaned with a brush, and then washed with clean water;

③ Fasten the cup lid with float on the cup.

Note: After protecting the float cup and the float cup, put them back to their original positions. When water is in, the latex tube under the float cup is repeatedly kneaded by hand to exhaust the air inside, and then the water level of the float cup should be more than 250 in the float cup, and the water level of the float cup, float cup and humidification boiler On the same line, and the upper surface of the humidifying pipe in the humidifying boiler is about 10mm away from the water level. In order to prevent bacteria from growing in the water, add hydrogen peroxide (H2O2) at a concentration of 3‰ to the bucket daily.