Newman 4VAL - Section 6 Fault Diagnosis

4VAL Operating & Maintenance Manual Version 1.1 © Newman Labelling Systems Ltd Page 50 of 56
SECTION 6 FAULT DIAGNOSIS
4VAL FAULT DIAGNOSIS - LABELLING
NO
CONTAINERS
FEEDING OK?
CHECK:
GUIDE RAILS ARE SET CORRECTLY
PRESSER PAD IS SET CORRECTLY
PRESSER PAD IS SECURE
CONVEYOR IS CLEAN
CONTAINERS ARE CLEAN
YES
YES
NO
YES
NO
YES
YES
NO
LABEL
FEED OK?
CHECK:
LABEL UNW IND TABLE ROTATING SMOOTHLY
ROLLERS AND POSTS ARE SECURE AND CLEAN
W EB GUIDE COLLARS ARE SET CORRECTLY
TENSIONER IS CLEAN AND NOT TOO TIGHT
STRIPPER PLATE IS CLEAN AND SECURE
SERRATED ROLLERS ARE CLEAN
SERRATED ROLLER GAP IS CORRECT
W EB REW IND CLUTCH IS SLIPPING
CODER DW ELL IS NOT TOO LONG
LABEL SENSORS SET CORRECTLY
LABEL
APPLICATION
O K?
CHECK:
ALL ITEMS ABOVE IN "LABEL FEED OK?"
PRODUCT SENSOR SET CORRECTLY
GRIP ON CONTAINER BETW EEN APPLICATOR AND
PRESSER IS CORRECT
STRIPPER PLATE IS SQUARE TO CONTAINER
LABEL ARM ALIGNMENT IS CORRECT
GAP IS CORRECT BETW EEN APPLICATOR AND
STRIPPER PLATE
PRINT
REGISTRATION
O K?
CHECK:
ALL ITEMS ABOVE IN "LABEL FEED OK?"
CONTAINER NOT PULLING LABEL OFF THE W EB
W EB IS UNDER TENSION DURING LABEL FIRE CYCLE
CODER FUNCTION AND SETTINGS
W EB FOR STRETCHING
W EB
BREAKING?
CHECK:
CODER DW ELL TIME IS NOT TOO LONG
SERRATED ROLLERS NOT TOO TIGHT AND CUTTING WEB
W EB IS UNDER TENSION ALL THE TIME DURING LABEL
FIRE CYCLE
W EB TENSION ALONG LABEL ARM
W EB FOR DIECUTTING