1. Important notice This instrument is designed for laboratory usage only. Please read this manual carefully before installing and operating. The instrument shall not be modi ed in any way. Any modi cation will void the warranty and may result in potential hazard. We are not responsible for any injury or damage caused by any non-intended purposes and modifying the instrument without authoriza- tion.
Caution: Hot surface * Before operation, please check whether the compatibility of materials of pump head, valve plates and diaphragm with used medium. - Pump head: PTFE - Valve plates: FFKM - Diaphragm: PTFE coated 2. Unpacking Please check if the package is complete without any damage before unpacking. When unpacking, please make sure you have all accessories that indicated on the list.
3. Main Part Diagram Chemker 300 Position Designation Power Switch Air Inlet Air Outlet...
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Chemker 400 Chemker 410 Chemker 411 Position Designation Position Designation Power Switch Moisture Trap Air Inlet Vacuum Gauge Air Outlet Handle Vacuum Regulator * The reference point of vacuum gauges is atmospheric pressure. Chemker 600 Chemker 610 Chemker 611...
4. Operation (1). Chemker 300 / 400 / 410 / 600 / 610 Operation A. Press Power Switch (1) to activate the pump after making sure all tubing are well connected. A cold trap or trap bottle is recommended to connect before pump while amount of moisture ●...
5. Maintenance 1. Please remove the liquid in the moisture trap after every use. If the liquid in moisture trap is more than 70%, please stop the experiment immediately to empty the liquid. 2. After nishing the experiment, please remove the liquid in the moisture trap and keep pumping the air for at least 2 minutes to withdraw the residual steam.
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