Precautions Before Operating the Bottle-Top Dispenser

Please read the following instructions carefully before the operation in case of any danger or degraded performance of the bottle-top dispenser.

Operation procedures
1. Insert both inlet and outlet pipes and then tighten screws;
2. Remove the cap and place it under the outlet pipe;
3. Turn the knob to the intended scale marking;
4. Lift the piston to a certain height and press it down; repeat this operation until all air bubbles are discharged;
5. If step 4 fails, check whether the pipette and other valves are properly mounted;
6. Lift the piston to the highest position of travel, and then press it down to the lowest position of travel;
7. After use, press the piston down to the lowest position of travel and then lock the bottle-top dispenser.

1. Insert inlet and outlet pipes gently to prevent any damage;
2. Tighten valves properly before use to prevent splashing during piston movement;
3. Make the piston move slowly at a constant space during dispensing;
4. Stop operation immediately in the case of any failure to prevent further damage to the dispenser;
5. Recover the cap of the outlet pipeline after use to prevent residual liquid from dropping down;
6. Turn the knob to 0 after use for safety considerations;
7. Use the dispenser within the allowable working temperature range.