2015
OPERATIONS
MANUAL
43
TROUBLESHOOTING VERTICAL ZIPPER SEAL
LOSS OF PRESSURE
o
CHECK THE CONDITION OF THE SPRINGS ON THE
HEADER HEATER BAR.
o
CHECK ALIGNMENT WITH ZIPPER GUIDE.
o
ENSURE THAT THE ACTUATOR IS ADJUSTED PROPERLY
AND IS COMPLETELY LOCKED OVER WHEN THE
ACTUATOR IS IN THE CLOSED POSITION.
LOSS OF HEAT
o
CHECK HEAT SETTING ON THE TEMPERATURE
CONTROLLER.
o
CHECK HEAT ROD.
o
CHECK THERMOCOUPLE.
o
CHECK HEATER CIRCUIT.
o
REFER TO THE 2015PM UL WIRING DIAGRAMS TO
CHECK WIRING.
TROUBLESHOOTING HORIZONTAL SEAL
LOSS OF PRESSURE
o
CHECK HEATER BAR CYLINDERS FOR AIR LEAKS.
o
ENSURE THAT HEATER BARS ARE FULLY EXTENDING
o
IN THE MANUAL SCREEN, RAPIDLY ACTIVATE THE
HORIZONTAL HEATER BARS TO TEST VALVE RESPONSE.
SHOULD BE SIMULTANEOUSLY ACTIVATED AS BUTTON
IS PRESSED.
o
CHECK MAYME LEVER BEARINGS.
o
CHECK JAW CLOSE OFFSET. THIS SHOULD BE SET TO
MAINTAIN A 3/8” GAP BETWEEN THE MAYME LEVERS
WHILE THE JAW IS IN THE CLOSED POSITION.
o
CHECK JAW SERVO MOTOR COUPLING FOR SLIP.
LOSS OF HEAT
o
CHECK HEAT SETTING ON THE TEMPERATURE
CONTROLLER.
o
CHECK HEAT ROD AND THERMO COUPLE.
o
CHECK HEATER CIRCUIT.