Section 9 - Troubleshooting

Table 9-IIMachine Display Messages (continued)

Message

Description

Cause

Possible Solution

Warnings

Battery life limit, press

The batteries in the PLC

Batteries have not been replaced in

Contact DUKANE service for information

and touch screen need to

Continue

approximately 5 years

on battery replacement

be replaced

 

 

 

 

 

Lower limit is greater than

Lower process limit is

Improper process limit values

 

 

greater than Upper process

Correct process limit values

upper limit

entered

 

limit

 

 

 

 

Move to Top Of Stroke

Press head is not at Top of

Machine jogged away from Top Of

Move press to Top Of Stroke position by

using the “TOP OF STROKE Position”

before welding

Stroke

Stroke position

screen in setup menu

 

 

 

 

Process RPM is too high

Programmed spin motor

Programmed spin weld speed is

Reduce spin motor weld RPM

weld speed is too high

larger than machine capability

 

 

 

TOS to trigger distance is

Distance between Top Of

Trigger position is set too high or

Increase Trigger position value or decrease

Stroke position and Trigger

Top Of Stroke position is set too

too small

Top of Stroke position value

position is too small

low

 

 

 

 

 

Vertical weld speed is too

Programmed press weld

Programmed press weld speed is

Reduce press weld speed

high

speed is too high

larger than machine capability

 

 

 

 

1.

Weld Time, Rotations, or

1.

Increase Weld Time, Rotations, or

 

 

 

Distance too short

 

Weld duration generated by

 

 

Distance above the “Min..” value

Weld duration too short

2.

Deceleration too low

 

programmed parameters is

NOTE: the time for deceleration is

 

indicated on the Weld Parameters

 

too short

 

setup screen

 

counted as part of the total weld

 

 

 

2.

Increase spin deceleration

 

 

time or number of rotations

 

 

 

 

Weld trigger position is

Cycle will not start since the

1. Vertical travel lower limit set

1. Lower vertical travel lower limit, if

below vertical travel lower

programmed press travel is

 

too high

 

possible..

limit..

larger than the set limit

2. Trigger position too large

2.

Decrease Trigger position

Dukane Manual Part No. 403-570-01

Page  79

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Image 85
Dukane 403-570-01 user manual Message Description Cause Possible Solution