Operator's Manual
3950 Series
123
No:
14
15
16
17
18
19
20
21
22
23
24
25
26
27
Possible Cause:
Gap between fold plate and fold
rollers not set correctly
Fold roller gap too narrow
Delivery table plug not connected
Voltage supply 30V in second fold
unit defective
Different paper thickness
Sheets from another folding job in
stack
Sheet gap too small
Air flow too weak
Counting photodetector sometimes
does not recognize sheets
Counting photodetector does not
count
Drive belts in delivery section
defective
Automatic setting of fold not yet
completed
Round belt in register table defective
The safety switch for the feed table
has been activated - the folder is not
ready for operation
Remedy:
Move fold plate to base position with
the help of the scales
Increase fold roller gap by turning
setting knob. Example: Turn scale at
setting knob from 0.10 to 0.20
Plug connection cable into adjacent
fold unit
Replace fuse T4A
Re-adjust for paper thickness
Remove sheet
Increase sheet gap
Adjust air flow
Move photodetector to another position
or check for proper function
Check connections, clean photodetector
Replace drive belts
Wait until fold is set
Replace round belt
Lower the feed table to reset - the fol-
der is again ready for operation
3/X00/01.99 V7.4.2