Vollrath GRANDE In-Chamber Vacuum Pack Machines - Manual (Page 42)

42
VACUUM PACKING MACHINE
CONDITIONNEUSE SOUS VIDE
MAQUINA DE VACÍO
Operating and service manual / Mode d’emploi et d’entretien
Manual de uso y mantenimiento / Ed. 01 - 2011
REV. 00 - Cod.: 1500386
EN
MEDIO - GRANDE
7.5 TROUBLESHOOTING
PROBLEM POSSIBLE CAUSES SOLUTION
Machine not working
Insufficient vacuum in cham-
ber
Machine does not create va-
cuum in chamber
Plexiglas cover does not
close
Insufficient vacuum in bag/
bag does not maintain va-
cuum
Seal seam shows burns and
bubbles
Narrow irregular sealseam
The machine does not seal
Poor sealing
Machine Off
No power supply
Machine damage
Time set insufficient
Vacuum pump performance
insufficient
Cover gasket worn.
Pressure exerted on Plexi-
glas cover during appliance
start up insuf-ficient.
Pump not working
Cover gasket worn
Hinges out of alignment
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
Sealing bar connection wires
disconnected
Sealing Bar wire broken.
Sealing bar fuse blown.
Seal bag perforated.
Sealing bar dirty.
Sealing time insufficient for
bag basic weight.
Teflon cover worn.
Red silicone worn.
Switch on the machine using the ON/OFF main switch.
Insert the plug in a socket (check the voltage!).
Check power cable to make sure it is intact.
Check fuse PF4 on the power board to make sure they are intact and
inserted correctly.
Contact a Service centre.
Increase evacuation time using the “VAC” key.
Check oil.
Check pump exhaust filter.
Replace cover gasket.
Lower cover with both hands, exerting more pressure.
Change pump fuse PF1 on the power board.
(Contact a Service Centre. )
Change the gasket.
Adjust the cover hinge.
(contact a Service Centre).
Place the bag in the centre on the sealing bar projecting by 20 mm be-
yond 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.
Check connections or clean the contacts
Change wire.
(Contact a Service Centre)
Change PF2 fuse on power board.
Change seal bag.
Clean sealing bar.
Increase sealing time using “SEAL” key.
Change Teflon cover.
Change red silicone.