Lochinvar EnergyRite ER402 Bedienungsanleitung

Service ManualModels: ER152, ER202,ER252, ER302, and ER402This manual must only be used by aqualified heating installer / servicetechnician. Read all

1 Service10Service ManualAccess setup menuTable 1A Use this procedure to access the Setup Menu from the display panel Th

1 Service (continued)Service Manual11Table 1B Use this procedure to access the Service Menu from the display panel Servi

1 Service12Service ManualKeypad lockoutLocking the keypadThe user has the ability to lock the keypad to preventunauthorized adjustments. To lock the

2 MaintenanceService Manual13Maintenance and annual startupTable 2A Service and Maintenance SchedulesService technician(see the following pages for i

14Service ManualFollow the service and maintenance procedures given throughout this manual and in component literatureshipped with the pool heater. Fa

Service Manual152 Maintenance (continued)Figure 2-2_Gas Train and BurnersBurner removal and cleaningWARNINGThe area around the burner viewport isho

2 Maintenance16Service ManualWARNINGThe combustion chamber lining in thisappliance contains ceramic fiber materials.Ceramic fibers can transform in

Service Manual172 Maintenance (continued)Do not wet the pool heater’s refractory.NOTICE2. Combustion Air Fan: The combustion air fan should be checke

18Service ManualCombustion Air Shutter Adjustment This pool heater uses a fan assisted combustion process. The fanair shutter is factory preset and sh

Service Manual19Gas train and controls)Figure 2-9_Gas Train DrawingThe gas train and controls assemblyprovided on this pool heater have beentested und

2Service ManualContents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2Hazard definit

20Service ManualFacts about water chemistryFactors which affect pool and spa water and, more importantly,the efficiency of your new pool/spa heater ar

Service Manual21Heat exchanger inspectionTubesThis pool heater is especially designed to operate withoutaccumulation of scale in the heat exchanger, e

3 Troubleshooting22Service ManualLabel all wires prior to disconnection whenservicing controls. Wiring errors can causeimproper and dangerous operati

Table 3B Inlet/Outlet System Sensor Resistance vs. TemperatureTemperature Resistance50 18,78068 12,26386 8,194104 5,592122 3,893140 2,760Checking temp

3 Troubleshooting24Service ManualTable 3C Troubleshooting Chart - Noisy SystemFFAAUULLTT CCAAUUSSEE CCOORRRREECCTTIIVVEE AACCTTIIOONNNoisyOperation-

Service Manual25Table 3D Troubleshooting Chart - Fault Messages Displayed on Pool Heater Interface FFAAUULLTT DDEESSCCRRIIPPTTIIOONN CCOORRRREECCTTIIV

3 Troubleshooting26Service ManualTable 3D (continued from previous page) Troubleshooting Chart - Fault Messages Displayed on Pool HeaterInterface FFA

3 Troubleshooting (continued)Service Manual27Table 3D (continued from previous page) Troubleshooting Chart - Fault Messages Displayed on Pool HeaterI

3 Troubleshooting28Service ManualGas manifold pressure adjustmentprocedureFigure 3-1_Front Chamber Pressure Measurement5. Turn the power switch to th

Service Manual293 Troubleshooting (continued)16. The gas valve will open at the end of the trial for ignition stage and remain open as the burners fi

Please read before proceedingInstaller – Read all instructions,including this manual and theEnergyRite Installation and OperationManual, before instal

Service Manual303 Troubleshooting 4. Turn on gas supply at the manual gas cock, turn on LP gas at tank if required.5. Turn the power switch to the “O

31Upon completion of any testing on the gassystem, leak test all gas connections with asoap and water solution while main burnersare operating. Do not

ERP-SER-Rev ACP-2M-3/07

4Service ManualPlease read before proceedingWhen servicing pool heater –• To avoid electric shock, disconnect electrical supply before performing main

Service Manual5What is in this manual?ServiceThe EnergyRite display• Display panel readout, buttons and their functionsControl module inputs• Control

1 Service6Service ManualThe EnergyRite display

1 Service (continued)Service Manual7Control inputs

1 Service8Service ManualControl outputs

1 Service (continued)Service Manual9General OperationHow the pool heater operatesThe EnergyRite uses a copper finned tube heat exchangerand an electr