58 Appendix B: Temperature Setting Specifications
Problem
Solution
Seal Bar Not Heating
Suggestions
1. Is the power on? (Power light should be
illuminated.)
2. Is the heat display on or off? Touch the
“Heat On/Off” so it displays as On.
3. Is the temperature controller set point set
above the actual reading?
4. Check thermocouple.
5. Is the red “Out” light for the temperature
controller on?
6. Is the green light lit on the solid state relay
in the control panel?
7. Is the light on output Q1.4 in the PLC on?
(Q1.5 for EB70 model.)
Film Does Not Feed
(Power Film Unwind)
1. Is the power on?
2. Is the pinch roller contacting the rubber
drive roller completely?
3. Are the dancer bars moving freely? Check
dancer bar.
4. Is the speed dial for film unwind on?
5. Does the green light turn on for the
corresponding DC board? (Labeled Upper
or Lower PFU.)
6. Check fuses on corresponding DC board for
continuity.
Conveyors Are Not Running
1. Is the power on?
2. Is the “Conveyor Start” button activated?
3. Check fuses on the DC board for
conveyors.
4. Is there a green light on in the DC board?
5. Is the conveyor speed dial turned up?
6. Is the output light on the PLC, Q1.0 and
Q1.2 on?
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