Greenheck-fan 455924 ERV-522 Manuel d'utilisateur

®1Energy Recovery Ventilator®Installation, Operation and Maintenance ManualPlease read and save these instructions. Read carefully before attempting t

10Energy Recovery VentilatorAccess Panel Description and LocationERV-251, ERV-361, ERV-521, ERV-581 ERV-522Outdoor AirInletExhaust AirDischargeExhaust

11Energy Recovery VentilatorExhaust AirInletOutdoor Air InletExhaust Air DischargeOutdoor AirDischarge12334Exhaust HoodIntake Hood24331ERV-582Arrangem

12Energy Recovery VentilatorERV-251, 361, 521 and 581Dimensional DataABCOutdoor Air InletQ x PExhaust Air DischargeLxKOutdoor Air DischargeLxKExhaust

13Energy Recovery VentilatorOutdoor Air DischargeL x K Exhaust Air InletF x G Exhaust Air DischargeL x K Outdoor Air InletQ x P CBACBDAEOutdoor Air Di

14Energy Recovery Ventilatort "GUFSUFTUJOHTFUUIF5JNFS4DBMFBTGPMMPXT T1 = 10 minutes, T2 = 1 hourt 4FUUIF5JNFS4FUUJOHTBTGPMMPXT

15Energy Recovery VentilatorEconomizer Application/OperationThe energy recovery wheel operation can be altered to take advantage of economizer operati

16Energy Recovery VentilatorFactory Set PointsVariable Frequency Drives (VFDs) for the blowers are factory setup to operate in one of the three follow

17Energy Recovery VentilatorParameter 4FUUJOHo+A1-01 Access Level 2b1-17 VFD Auto Start 1C6-02 Carrier Frequency 2d2-01 Ref Upper Limit 100% or

18Energy Recovery Ventilator FACTORY SUPPLIED AND WIREDGMULTI-VOLTAGE PRIMARY24 SECONDARYTR1CFU5TO UNITMAIN POWERL3L2L1DS1SUPPLY DAMPERD2ENERGY WHEE

19Energy Recovery VentilatorRotation SensorThe rotation sensor monitors energy recovery wheel rotation. If the wheel should stop rotating, the sensor

2Energy Recovery VentilatorMachined parts coated with rust preventive should be restored to good condition promptly if signs of rust occur. Immediatel

20Energy Recovery VentilatorRemote Control Panel and Wiring SchematicsIndicator Lights powered by the ER UnitDirty Filter Indicator (power by others)R

21Energy Recovery VentilatorTemperature Sensors - 1K Ohm RTDDrawing Labels Terminal Strip LabelsOAI OA/Supply Inlet TempOAAW OA After WheelRAI RA/Exha

22Energy Recovery VentilatorStart-Up Rotate the fan wheels and energy recovery wheels by hand and ensure no parts are rubbing. If rubbing occurs, ref

23Energy Recovery VentilatorFrost Control Application / Operation section: Setting Factory DefaultYes No Frost Control set point 5ºF Differential 2º

24Energy Recovery VentilatorUnit Start-UpRefer to Parts List section for component locations.FansThe ERV models contain two forward curved (supply &am

25Energy Recovery VentilatorVibrationExcessive vibration may be experienced during initial start-up. Left unchecked, excessive vibration can cause a m

26Energy Recovery VentilatorDampersCheck all dampers to ensure they open and close properly and without binding. Backdraft dampers can be checked by h

27Energy Recovery VentilatorFan Wheel & FastenersWheels require very little attention when moving clean air. Occasionally oil and dust may accumul

28Energy Recovery VentilatorAccessing the Energy Recovery Wheel in Models ERV-522 and 582Disconnect power to the ERV. Remove access panel(s) labeled

29Energy Recovery VentilatorCleaning the Energy Recovery WheelIf the wheel appears excessively dirty, it should be cleaned to ensure maximum operating

3Energy Recovery VentilatorTable of ContentsBasic Operation . . . . . . . . . . . . . . 3Installation Supplemental Insta

30Energy Recovery VentilatorParts List(shown with intake weatherhood, exhaust weatherhood, outdoor air filters, and exhaust air filters)1. Supply blo

31Energy Recovery VentilatorSequence of OperationBasic UnitThe ERV units are prewired such that when a call for outside air is made (via field supplie

32Energy Recovery VentilatorTroubleshooting – AirflowTest and Balance ReportThe Test and Balance Report (TAB) is utilized to determine whether the appr

33Energy Recovery VentilatorAlways have a completed Pre Start-Up Checklist, unit Start-Up Checklist, and Optional Accessories Checklist prior to reque

34Energy Recovery VentilatorTroubleshooting – UnitAlways have a completed Pre Start-Up Checklist, unit Start-Up Checklist, and Optional Accessories Ch

35Energy Recovery VentilatorMaintenance Log Date __________________ Time _____________ AM/PMNotes:____________________________________________________

36t&373FW4FQUFNCFS $PQZSJHIUª(SFFOIFDL'BO$PSQPSBUJPOAs a result of our commitment to continuous improvement, Gr

4Energy Recovery VentilatorLifting 1. Before lifting, be sure that all shipping material has been removed from unit. 2. To assist in determining r

5Energy Recovery VentilatorRotationLength of Straight DuctGOODRoof Curb MountingRoof curb details including duct location dimensions, are available on

6Energy Recovery VentilatorIsometric view of ERV on railsSide view of ERV on railsOUTDOOR AIR INTAKE ENDOUTDOOR AIR INTAKE ENDOUTDOOR AIR INTAKE HOOD

7Energy Recovery VentilatorCassette slides out* Access PanelsAccess PanelsExhaust Side Outdoor Air SideService ClearancesERV-251, 361, 521 and 581 un

8Energy Recovery VentilatorElectrical InformationThe unit must be electrically grounded in accordance with the current National Electrical Code, ANSI/

9Energy Recovery VentilatorTypical Control Center Components 1. Main Disconnect (non-fusible, lockable) 2. Motor Starter – Exhaust Air Fan 3. Mo