Service, Armor water heater display | Lochinvar 150

Service Manual

1Service

The Armor water heater display

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

Contents

Models 150 Contents Niosh stated First Aid Please read before proceedingHandling ceramic fiber materials Service What is in this manual?Maintenance Troubleshooting Armor water heater display Service Control inputs Control outputs How the water heater operates General OperationSequence of operation Saving parameters Sequence of operation Use this procedure to access menus from the display panel Display panel menu access Button Operation Display Comments Display panel parameter access WHR Parameter table Not used Data logging Viewable and changeable control parameters Not used Control modes WHR settingsFunctions Circulation pumps Service Notification Owner maintenance Maintenance Maintenance and annual startupService technician Maintenance Check water system Flue vent system and air pipingCheck expansion tank Check water heater relief valve Check all water heater wiring Check ignition ground wiringCheck control settings Perform start-up and checks Cleaning heat exchanger Check flame signalReview with owner Oiled bearing circulators Before troubleshooting TroubleshootingCheck control module fuses Check the following No Burner No DisplayOperation Unit Does Not Temperature F Resistance Ω Checking temperature sensors No Pump NoisyRelief Valve Opening Flame Flow SwitchSequence GV/Relay No Flame Ign Running No Flame High Limit Manual ResetFan Low Fan Speed Low Fan Speed High Fan HighSensor Open Sensor Shorted Progr Rem Ctrl FltParameters Watch Dog Error Service BlkNo Error Stored Low 24 VAC Gas Valve Adjustment Combustion Analysis ProcedureOr Obstruction Gas Supply Pressure Model Gas valve adjustment procedureModels 150 Models 600 4Gas Valve Adjustment Model