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Malmet WDS Series Operation, Maintenance And Installation Manual
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Contents
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WDSOperation, Maintenance and Installation ManualIssue 11 Page 27 14/02/20195.4 Fault CodesThe device is controlled by a sophisticated micro-processor. The processor has fault detection capability and indicates faults by codeon the LCD display as well as an audible buzzerSoftware V4.02FAULTCODESTATE DESCRIPTION POSSIBLE CAUSES901 System Blockage P or S trap blockage to drain902 System Door Open during Wash Cycle, Faulty door micro-switch J11 ,J10, Actuator,Transformer fuse903 System Internal System Communications Error Display Unplugged, LINK J34 removed, Looseprocessor PCB904 System Power interrupted during cycle Emergency Cycle Stop button pressed, Mainspower supply interrupted, 10A Circuit breakertripped905 System Power button cycle aborted Wash cycle aborted prior to completion906 System Blockage During Purge Reset P or S trap blockage to drain907/908 System Steam Generator Temp Sensor Fault Open/Closed Circuit909/910 System Tank Water Temp Sensor Fault Open/Closed Circuit911/912 System Chamber Temp Sensor Fault Open/Closed Circuit101 Power On Water Fill Timeout - Water tank andSteam generatorWater Level Sensor Failed or Water supply lowflow or turned off, Water Fill solenoids failed102 Power On Steam Fill Timeout Steam fill solenoid failed, Steam Level SensorFailed, Blocked inlet hose120 Power On Blockage at Power On P or S trap blockage to drain. Faulty sensor141 Open Door Door Overcurrent Trip Door is obstructed, Actuator Motor faulty,Door hinges seized143 Open Door Door Timeout Actuator Motor Faulty, Blown transformerfuse, Door hinges seized149 Open Door Door interlock switches fault Door Interlock Switch J11 stuck on when dooropens181 Close Door Door Overcurrent Trip Door is obstructed, Actuator Motor faulty,Door hinges seized183 Close Door Door Timeout Actuator Motor Faulty, Blown transformerfuse, Door hinges seized220 Cold Flush Fill Water Level Sensor Fail Dirty Conductivity Sensor Probe, faultyconnections, faulty conductivity module221 Cold Flush Fill Water Fill Timeout Water Level Sensor Failed or Water supply lowflow, Water Fill solenoid failed, water supplyoff241 Cold Flush Run Low Water Level during wash Check cycle time. Pump rate to high, WaterLeakage242 Cold Flush Run Door Open Door opened during wash cycle, faulty doorinterlock switch J11 J10243 Cold Flush Run Pump run without solenoid Check Cycle Times parameters, Faulty solenoids244 Cold Flush Run Timeout before Level reached Low pump water flow, blocked rotary nozzles,Faulty solenoid, Panel lockout switches J8 opencircuit. Faulty level probe. Door interlockswitch J11 J10260 Cold Wash Fill Water Level Sensor Fail Dirty Conductivity Sensor Probe, faultyconnections, faulty conductivity module261 Cold Wash Fill Water Fill Timeout Water Level Sensor Failed or Water supply lowflow, Water Fill solenoid failed, water supplyoff |
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