Lochinvar 150 - 800 service manual Service, Armor water heater display

Page 5

Service Manual

1Service

The Armor water heater display

Image 5

Contents Models 150 Contents Niosh stated First Aid Please read before proceedingHandling ceramic fiber materials Service What is in this manual?Maintenance TroubleshootingArmor water heater display ServiceControl inputs Control outputs How the water heater operates General OperationSequence of operation Saving parametersSequence of operation Use this procedure to access menus from the display panel Display panel menu accessButton Operation Display Comments Display panel parameter accessWHR Parameter tableNot used Data logging Viewable and changeable control parametersNot used Control modes WHR settingsFunctions Circulation pumps Service NotificationOwner maintenance Maintenance Maintenance and annual startupService technician Maintenance Check water system Flue vent system and air pipingCheck expansion tank Check water heater relief valveCheck all water heater wiring Check ignition ground wiringCheck control settings Perform start-up and checksCleaning heat exchanger Check flame signalReview with owner Oiled bearing circulatorsBefore troubleshooting TroubleshootingCheck control module fuses Check the followingNo Burner No DisplayOperation Unit Does NotTemperature F Resistance Ω Checking temperature sensorsNo Pump NoisyRelief Valve OpeningFlame Flow SwitchSequence GV/RelayNo Flame Ign Running No FlameHigh Limit Manual ResetFan Low Fan Speed LowFan Speed High Fan HighSensor Open Sensor ShortedProgr Rem Ctrl FltParameters Watch Dog Error Service BlkNo Error Stored Low 24 VACGas Valve Adjustment Combustion Analysis ProcedureOr Obstruction Gas Supply PressureModel Gas valve adjustment procedureModels 150 Models 600 4Gas Valve Adjustment Model