Troubleshooting
VC3500 User’s Manual
Valco Cincinnati
52
Problem
Possible Solution
Encoder
1.
Front-panel encoder indicator
does not illuminate when the
product line is moving.
1a.
Ensure that the encoder’s measuring wheel is securely against the
parent machine surface and does not slip during operation.
1b
Check the “F2” fuse on the power supply board.
1c.
Check for damage to the encoder cable.
1d.
Replace encoder.
2.
“X/MIN” (greater than
minimum speed) front-panel
indicator does not illuminate.
2a.
The minimum speed setting is too high.
Glue Valve
1.
The lower portion of the
channel valve indicator does
not illuminate.
1a.
Check the delay (“DEL”) and pattern (“PAT”) settings. (A delay of
at least “00.01” inches or “0001” millimeters must be entered in
order to activate the channel.)
1b.
Check that the channel toggle switch on the front panel is in the
enabled (“1”) position.
2.
Glue valve does not dispense
glue.
2a.
Check the delay (“DEL”) and pattern (“PAT”) settings. (A delay of
at least “00.01” inches or “0001” millimeters must be entered in
order to activate the channel.)
2b.
Check that the channel toggle switch on the front panel is in the
enabled (“1”) position.
2c.
Check that the line speed is above the minimum speed setting.
2d.
Check for a clogged glue valve.
2e.
Check for damage to the glue valve’s cable.
2f.
Check the “F1”, “F2”, and “F3” fuses on the valve driver board.
2g
Replace valve driver board.
Glue Pattern
1.
At low speed, the delay is too
short or too long before the
pattern starts.
1a.
Ensure that the delay value has been correctly entered.
1b.
Ensure that the product length has been correctly entered.
1c.
Ensure that the ratio compensation has been correctly entered.
1d.
Ensure that the cell-to-gun value has been correctly entered.
2.
At low speed, the pattern
length is too short or too
long.
2a.
Ensure that the pattern value has been correctly entered.
2b.
Ensure that the product length has been correctly entered.
2c.
Ensure that the ratio compensation has been correctly entered.
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 ...