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Users Manual Electro-Sealer 7112 HF Regular Maintenance •
••
• 15
Symptoms Probable Cause Corrective Action
Vacuum arm moves too
fast or too slow
Flow controls out of adjustment Adjust for smooth motion, not too fast
Vacuum arm does not go to
ready position when auto
switch is activated
Relay not working
Switch not working
Replace
Will not pull label out of
hopper
Vacuum pump off. Poor vacuum.
Too much weight in hopper.
Vacuum holes in the arm not
covered by label
Check and adjust
Labels feed on bias
Poor vacuum Increase tension on bleed valve.
Hopper out of adjustment Adjust.
Feeds two labels at one
time
Too much vacuum Decrease tension on bleed valve.
Thumb stack before loading into hopper.