5 - Error Conditions, Problems and Solutions - Book Quality Problems
Watkiss PowerSquare™224 User Manual
63
Stitching problems - the book is badly stitched
A correctly formed stitch:
• has equal leg length
• has straight legs
• the distance between the ends of the stitch legs is approximately 1mm, the dis-
tance can vary by +/- 0.5mm
• has a flat crown
Is the stitch formed correctly?
Yes No
Call your service engineer
The stitches should be aligned centrally on the spine.
Are the stitches positioned correctly?
Yes No
Are the covers of the books and the insides of the books made from the
same paper-weight and paper-type?
Yes No
Accurately measure the different papers. Are the different types of
paper exactly the same size?
Yes No
You must use paper that is the same size.
Is the paper within specification?
See “Specifications” on page 121.
Yes No
Do not use paper that is outside the specification.
Have you accurately measured the paper-size after printing?
Yes No
Print a sample to the stacker and measure the printed paper.
Accurate measurement will improve book quality.
Have you entered the measured
PAPER SIZE
into the touch screen?
Yes No
Enter the correct, measured
PAPER SIZE
into the touch screen.
Touch
ADVANCED > RE-REF > RE-REF
to re-reference the machine.
Does the problem continue?
Yes No
Further action is not needed.
Call your service engineer
Further action is not needed.
Summary of Contents for PowerSquare 224
Page 1: ...Watkiss PowerSquare 224 User Manual with Side Trimming option English Issue 5 June 2013...
Page 32: ...3 The User Interface The MENU Window 28 Watkiss PowerSquare 224 User Manual...
Page 58: ...4 Standard Tasks Operate the PowerSquare offline 54 Watkiss PowerSquare 224 User Manual...
Page 128: ...7 Specifications 124 Watkiss PowerSquare 224 User Manual...
Page 133: ......
