Manitowoc S1000M Service Manual

Also see for S1000M: Installation use and care manual

Contents

Manitowoc S1000M Service Manual Manual pdf 63 page image

Section 6 Electrical SystemPart Number 80-1559-3 6-25DIAGNOSING WATER LEVEL CONTROL CIRCUITRYProblem: Water Trough Overfilling During TheFreeze CycleStep 1 Start a new freeze sequence by moving the ICE/OFF/CLEAN toggle switch to OFF, then back to ICE. (ifwater flows with the switch off, check the water inletvalve).Step 2 Wait until the freeze cycle starts(the freeze cycle starts when the water pump energizes).Step 3 Disconnect water level probe wire from controlboard and connect a jumper from the control boardterminal and any cabinet ground, then refer to chart.Step 3ImportantThis restart must be done prior to performingdiagnostic procedures. This assures the icemachine is not in a freeze cycle water inlet valvesafety shut off mode. You must complete the entirediagnostic procedure within 6 minutes of starting.ImportantFor the test to work properly you must wait until thefreeze cycle starts, prior to connecting the jumperwire. If you restart the test you must disconnect thejumper wire, restart the ice machine, (step 1) andthen reinstall the jumper wire after the compressorstarts.SV3135GREEN WATER LEVEL LIGHTWATER LEVEL PROBE CONNECTIONStep 3 Jumper wire connected from control board terminal to groundIs water flowing intothe water trough?The Water LevelLight is:The Water Inlet ValveSolenoid Coil is: CauseNO ON De-Energized The water level probe is causing the problem.Clean or replace the water level probe.YES ON Energized The control board is causing the problem.YES OFF De-Energized The water fill valve is causing the problem.