The dust extraction system must also be operating while the hydraulic press is running. Switch on at power outlet. Middle is off and bottom is MOM or momentary switch which activates the pump motor only as long as the switch is held down. The equipment is now ready to operate. To retract the cylinder shift the lever to the extreme left position.
Centre is neutral, ie. off.
Clean the plates with a brush between samples to avoid cross-contamination. Use the extraction outlet vacuum to clean the work area. When using compressed air to clean any work area, wear a dust mask. The jaw gap has been preset. Do not tamper with the setting.