Lochinvar 1.3, 1.5 service manual

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Contents Models 1.0, 1.3, Contents Niosh stated First Aid Handling ceramic fiber materialsService MaintenanceTroubleshooting Armor X2 display Primary Smart Control Module Control inputsControl outputs Secondary Smart Touch Control Module PrimaryGeneral Operation How the water heater operatesSequence of operation Sequence of operation Sequence of operationParameter table This table lists the parameters and where to access themBMS Status Screen Viewable and changeable control parametersService Details Screen Service Main Screen Setup Screen Service/Setup Parameters Screen Service Set Point Parameters Screen Night Setback Parameters Screen Cascade Operation Cascade Parameters Screen10Vdc Operation 10Vdc BMS Parameters ScreenService Cascade Screen Service Temps Screen Burners Screen Graph Select Screen History Screen Service Mode Screen Maintenance Maintenance and annual startup Inspect water heater interior Address reported problemsClean condensate trap Inspect water heater areaFlue vent system and air piping Check water systemCheck expansion tank Check water heater relief valve Check flame signal Check ignition ground wiringCheck all water heater wiring Check control settingsCleaning water heater heat exchanger Check Delta TOiled bearing circulators Alarm Screen TroubleshootingBefore troubleshooting Check the followingCheck control module fuses Troubleshooting Temperature Resistance Checking temperature sensorsFault Cause Corrective Action Flame out Flow SwitchCondensate Drain BlockedLight cont’d Flame LostWhile Running Manual Reset Cont’dHigh Limit Blower RPM’s Automatic ResetHigh Limit / HEX Temp SWSensor Shorted Louver Proving SwitchToo High Sensor OpenFlap Valve Resets Try LaterAir Flow Too Low Memos Internal Fault No Error Stored Writing toGas Supply Pressure Combustion Analysis ProcedureGas Valve Adjustment Or ObstructionGas valve adjustment procedure ModelModels 1.3
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