Orved Bright Serie Manual De Uso página 86

TROUBlEShOOTING
PROBlEM
Insufficient vacuum in bag/bag
does not maintain vacuum.
Seal seam shows burns and bub-
bles.
Narrow irregular sealseam.
The machine does not seal.
Poor sealing.
gas quantity in bags insufficient.
lid opens during GAS cycle.
Vacuum not created in containers. • Cover not placed correctly.
86
Rev. 05 - 04/2018 - Cod. 1500458 - Instruction manual for vacuum chamber packaging machines with digital control panel "Serie Bright"
POSSIBlE CAUSES
• Bag positioned incorrectly.
• Bag perforated.
• Sealing insufficient.
• Bag defective.
• Dirty bag open.
• Bag too big or too small in relation
to product size.
• Sealing time too long.
• Sealing time too short.
• Dirty welding bar contacts.
• Discontinued welding bar contacts. • Restore connection (contact your service centre).
• Sealing bar wire broken.
• Sealing bar fuse blown.
• Seal bag perforated.
• Intervention of welding bar thermal
circuit breaker.
• Sealing bar dirty.
• Sealing time insufficient for basic
bag weight.
• Teflon cover worn.
• Gas percentage is too high (close to
70%) with respect to the packaged
product.
• Silicone worn.
• Gas flushing time insufficient.
• Gas cylinder pressure Insufficient.
• Gas nozzle not inserted in bag
mouth.
• Cylinder valve or pressure reducer
closed.
• Gas percentage too high.
SOlUTION
• Place the bag in the centre on the sealing bar projec-
ting by 20 mm beyond it.
• Choose a thicker bag and wrap the product with
cling film or soft paper.
• Increase the sealing time using the "SEAL" key.
• Change the bag.
• Use a new bag and avoid smearing the opening
with oil, grease, etc.
• Choose a bag size suitable for product dimensions.
• Decrease the sealing time using the "SEAL" key.
• Increase the sealing time using the "SEAL" key.
• Clean contacts.
• Change wire. (Contact a Service Centre).
• Change PF2 fuse on power board.
• Change seal bag.
• Open the packaging machine and restore the
thermal circuit breaker (contact Contact a Service
Centre).
• Clean sealing bar.
• Increase sealing time using "SEAL" parameter.
• Change Teflon cover.
• Reduce gas percentage.
• Change silicone.
• Increase gas percentage using "GAS" key.
• Adjust pressure on cylinder reducer to 1 bar.
• Reposition bag by inserting gas nozzle in the bag
mouth.
• Open cylinder valves and adjust pressure reducer
to 1.0 bar.
• Decrease the percentage of gas by changing the
"GAS" parameter.
• Reposition then create vacuum by pressing slightly
on the lid.