DD-1 Pump Malfunction
Run machine
above minimum
speed and allow
glue to flow either
by purging or
normal product
gluing.
DD-1 Pump does not
function
yes
no
Is LED D1 in
DD-1
illuminated?
1. Check Fuse F3 on 151xx368 Power
Supply board.
2. Replace 151xx368 Power Supply board.
1. Check wiring at connector J7 on
151xx368 Power Supply board.
2. Check for correct wiring at Pump
controller.
3. Check for damaged cable connecting
Pump controller to control.
Do LED's D6
& D7 in DD-1
alternately turn
on & off?
Replace Pump control.
no
yes
Control and Pump control are functioning
properly. Check air lines and glue lines.
D1
Is 151xx368
Power Supply
LED D4 lit?
no
yes
Do LED's D3
& D5 in DD-1
alternately turn
on & off?
yes
no
Summary of Contents for VC3500
Page 1: ...VC3500 User s Manual Software Version 3 X Manual Number MCO35 Manual Release Date July 1999 ...
Page 19: ...Installation VC3500 User s Manual Valco Cincinnati 16 Figure 8 Internal Connections Diagram ...
Page 88: ...VC3700 User s Manual Software Version 3 X Manual Number MCO34 Manual Release Date July 1999 ...
Page 181: ...VC3500 VC3700 Troubleshooting Manual Manual Number MC048 Release Date May 1999 ...
Page 185: ...VC3500 VC3700 Troubleshooting Manual Valco Cincinnati Page 1 System Level Documents ...