Section 10
—
Troubleshooting
VC350A Flexoseal
®
System
Valco Cincinnati
10-3
Problem
Possible Cause
Possible Solution
Glue Pattern, continued
16. Pattern length is
acceptable but the
pattern position shifts.
16a.
Scanner may be detecting a
machine’s sheet transporter
instead of the product.
16a.
Adjust the sensitivity of the
product scanner to detect
product a maximum of 2 inches
below normal product travel.
17. Pattern length and
position vary.
17a.
Encoder belt loose.
17b.
Gear is loose.
17c.
Parent machine drive is faulty.
17d.
Encoder is damaged.
17e.
Slippage of discs between the
folding belts.
17a.
Tighten encoder belt.
17b.
Tighten gear.
17c
Repair or replace parent
machine drive.
17d.
Repair or replace encoder.
17e.
Tighten folding belts.
18. Pattern skewed and
positioned too close to
the leading edge of the
product
18a.
Guide spring tension too high.
18b.
Not enough pressure between
folding belts.
18c.
Loose glue station.
18d.
Low panel boxes with deep slots
may be deforming the product.
18a.
Decrease guide-spring tension.
18b.
Increase pressure between
folding belts.
18c.
Tighten glue station.
18d.
Adjust belt tension.
19. Too much glue after the
parent machine is
stopped then restarted.
19a.
Glue pressure regulator may not
be closing properly
.
19a.
Check ball and seat for dirt.
19b.
Repair regulator.
19c.
Add a dump valve.
20. There is insufficient
glue at high speed.
20a.
Pressure regulator “T” handle
loose
20b.
Air system leak
20c.
Air system obstruction
20d.
EPC solenoids clogged
20e.
Defective air valve in the
transducer
20f.
EPC not adjusted
20a.
Tighten “T” handle lock nut.
20b
Repair the leak.
20c.
Clean the air system.
20d.
Clean EPC solenoids
20e.
Repair or replace air valve.
20f.
Adjust EPC-50 card
Summary of Contents for VC350A
Page 1: ...VC350A Flexoseal System Manual Number MC037 Release Date May 2001 ...
Page 8: ...Section 1 Introduction VC350A Flexoseal System Valco Cincinnati 1 2 Figure 1 1 VC350A Control ...
Page 68: ...Section 9 Maintenance VC350A Flexoseal System Valco Cincinnati 9 9 Figure 9 4 Fluid Regulator ...
Page 133: ...Section 12 Part Number List VC350A Flexoseal System Valco Cincinnati 12 44 400EZ Glue Valve ...
Page 163: ...Section 12 Part Number List VC350A Flexoseal System Valco Cincinnati 12 74 Fittings ...