Garland MWEFH-9501 Operation Manual

Also see for MWE-9501: Programming manual STEPS FOR PROGRAMMING RECOVERY CLEANING

Contents

“Probe Open”“Clam did not go down”“Upper Platen Stuck”“High Limit”“Eprom Corrupt”“Faulty Element / Shorted Probe”“Motor Overcurrent”An open probe condition has occurred. The controller willturn the heater controlled by the malfunctioning probe OFF.If the open probe condition should correct itself; the controlwill return to the ''IDLE MODE ''.Occurs if the platen does not reach the proper position (GAPSETTING) in 30 seconds. You may cancel the message bypressing the "TEMP" button.Occurs when the controller does not get an upper platensetting signal 15 seconds after it starts to raisethe platen. In order to return to the "IDLE MODE", thecontroller must get a upper platen setting signal. Youmay cancel the message by pressing the "TEMP" buttonfollowed by the GREEN ("RAISE") button in order to retryraising the platen.Displayed at startup when the controller detects a corruptmenu item or when a new version of thesoftware is loaded. To cancel this message, switch the grill"off" and "on" again at the main power switch.Occurs when the controller does not detect a propertemperature response. Also, the RED LED will light,indicating which element /probe is in error.NOTE: Should all four, (4), LED's flash RED approximatelysix, (6), minutes after the unit is turned on, ensure that themain three-phase, (large), power cord is plugged in and themain circuit breaker is ON.Occurs when:1. The Controller senses a zone at 465( F (241( C)NOTE: The Controller has 2 High Limit tests located atthe end of the menu item list. If the test is enabled, thattest will heat the zone (Platen, or Grill) to 465(, and thecontroller will flash "High Limit"Occurs when:1. The upper platen has been mechanically resisted theplaten will stop.2. The platen control motor is inoperative. Turn the"MASTER POWER" switch OFF, then ON again.TROUBLESHOOTINGPOSSIBLE ERROR MESSAGES