Troubleshooting; Problems And Corrections - Promax SC-520 Operation Manual

Single chamber vacuum packaging machine
Table of Contents

Advertisement

5. TROUBLESHOOTING

5.1 Problems and Corrections

Problem and Corrections - Review installation procedure section to ensure the installation is correct. If
correct, the troubleshooting chart below lists possible problems, causes, corrections, and reference guide.
Problem
Control panel is under normal
function, but vacuum pump
does not start.
Vacuum pump does not run.
Insufficient vacuum in
chamber.
Insufficient vacuum in bag.
Note : Mostly insufficient
vacuum in bag is due to leakage
of bag, but not the fault of
machine.
Vacuum bag is easily pulled
apart by hand.
Sealing area has some burnt
marks or bubbles appeared.
Lid does not open.
Cause
The KM1, QM1, MCB1,
MCB2 protectors are
disconnected.
The power supply is not
corresponding with the power
demand indicated on the back
of machine.
Low oil level in vacuum pump.
Vacuum pump is rotating in
wrong direction. Lid silicone
rubber damaged.
Bag is leaking. Sharp corners
on wrapped product puncture
the bag. Bag is too large.
Sealing time (temperature) is
too short (low).
Sealing area stuffed with oil or
meat juice or dirt. Sealing time
(temperature) is too long (high).
Vacuum valve is damaged.
13
Correction
Check each part and turn on the
switch, reconnect, if necessary.
Reconnect to correct power
source.
Fill oil, if necessary. Stop
machine immediately. Then
alter the power connection and
reconnect to correct ones.
Replace.
Replace the bag. Replace the
bag and use a thicker one.
Replace with a smaller one.
Adjust sealing time
(temperature) to be longer
(higher).
Clean and remove them. Adjust
sealing time (temperature) to be
shorter (lower).
Replace it.

Advertisement

Table of Contents
loading

Table of Contents