10
Vacuum Packing Machine with Dual 16" Sealing Bars and Advanced Control System (ACS) Operator’s Manual
TROUBLESHOOTING
Problem
Might be Caused By
Course of Action
The control panel does not
illuminate.
The machine is not connected to an electrical outlet.
Connect the machine to the power supply.
The main fuse is burned out.
Contact Vollrath Technical Services.
The circuit board fuse is burned out.
The control panel is on but there is
no activity after closing the lid.
The lid micro switch may need to be adjusted.
The control transformer fuse is burned out.
The lid does not open automatically. The gas spring is damaged.
F1 in display
The lid micro switch may need adjusting.
The pump may require technical services.
F2 in display
The printed circuit board or liquid control sensor has
malfunctioned.
The pump conditioning program needs to be run.
Run the pump conditioning program. See “Pump
Conditioning Program” on page 7.
The oil in the pump needs to be checked and or needs
to be changed.
Contact Vollrath Technical Services.
Machine usage has reached a scheduled maintenance
point.
Final vacuum is not sufficient.
The set vacuum time is too short.
Extend the vacuum time.
There is too little oil in the vacuum pump.
Contact Vollrath Technical Services.
The extraction hole at the back of the vacuum
chamber is partially covered by the vacuum bag
during extraction.
Place the vacuum bag closer to the sealing bar.
The lid gasket is worn.
Replace the lid gasket.
The oil is contaminated.
Contact Vollrath Technical Services.
The oil exhaust filter is saturated.
The machine extracts air too slowly. The oil exhaust filter is saturated.
The pump’s extraction filter is blocked.
Vacuum bag is not sealed correctly.
The vacuum bag is being placed incorrectly on the
sealing bar.
Place the vacuum bag neatly and smoothly on the
sealing bar. Ensure that the opening of the bag is
always within the vacuum chamber.
The sealing time is too long or too short.
Adjust the sealing time longer or shorter.
The seal pad under the lid is damaged or worn.
Replace the seal pad.
The Teflon tape is damaged.
Replace the Teflon tape.
The vacuum bag opening is not clean.
Clean the vacuum bag’s opening.
Use the pump cleaning program
