Greenheck Fan 473501 Bedienungsanleitung

1Model ERCH-HP Energy Recovery Unit®Installation, Operation and Maintenance ManualPlease read and save these instructions. Read carefully before attem

10Model ERCH-HP Energy Recovery UnitEDCABSIDE OF UNITROOF CURBBASE1 INCH INSULATIONCurb Outside Dimensions and WeightsCurb Cap DimensionsUnit Size A B

11Model ERCH-HP Energy Recovery UnitRail MountingUnit Size A BERCH-HP 20 5.0 41.0ERCH-HP 45 7.0 41.9ERCH-HP 55 5.5 53.0ERCH-HP 90 6.0 59.0All dimensio

12Model ERCH-HP Energy Recovery UnitStart-Up UnitDANGERElectric shock hazard. Can cause injury or death. Before attempting to perform any service or m

13Model ERCH-HP Energy Recovery UnitPre-Start-Up ChecklistoDisconnect and lock-out all power switches.o Remove any foreign objects that are located

14Model ERCH-HP Energy Recovery UnitLine Voltage. Check at unit disconnect.L1-L2 Volts L2-L3 Volts L1-L3 VoltsMotor Amp DrawSupply Motor Amps L1 Amps

15Model ERCH-HP Energy Recovery UnitElectrical InformationDetermine the Size of the Main Power LinesThe unit’s nameplate states the voltage and the un

16Model ERCH-HP Energy Recovery UnitMost factory-supplied electrical components are prewired. To determine what electrical accessories require additio

17Model ERCH-HP Energy Recovery UnitOptional Remote Control Panel and Wiring SchematicsIndicator Lights powered by the ER UnitDirty Filter Indicator

18Model ERCH-HP Energy Recovery Unit1875617 16151413121110182349Typical Control Center Components - individual components and locations will varyRefer

19Model ERCH-HP Energy Recovery UnitElectrical ControlsOptional Frost Control Extremely cold outdoor air temperatures can cause moisture condensation

2Model ERCH-HP Energy Recovery UnitReceivingUpon receiving the product, check to make sure all items are accounted for by referencing the bill of ladi

20Model ERCH-HP Energy Recovery UnitOptional Economizer The energy wheel operation can be altered to take advantage of economizer operation (free cool

21Model ERCH-HP Energy Recovery UnitOptional Rotation SensorThe rotation sensor monitors energy wheel rotation. If the wheel should stop rotating, the

22Model ERCH-HP Energy Recovery UnitEnergy WheelStart-UpIf selected, the energy wheel is installed in the unit’s airstream with one half of the wheel

23Model ERCH-HP Energy Recovery UnitEnergy Wheel MaintenanceInspectionThe wheel should be inspected semiannually in accordance with the maintenance sc

24Model ERCH-HP Energy Recovery UnitEvery unit has a complete, sealed refrigeration system that is ready for connection to a water source.The heat pum

25Model ERCH-HP Energy Recovery UnitCrankcase Heater A crankcase heater is installed around the base of each compressor in the unit to boil-off any l

26Model ERCH-HP Energy Recovery UnitRefrigeration System SchematicTypical Operating ConditionsLocation Refrigerant State Temperature Pressure Superhea

27Model ERCH-HP Energy Recovery UnitUnit Protection Module (UPM) Fault IndicationsEach unit includes one Unit Protection Module (UPM) printed circuit

28Model ERCH-HP Energy Recovery UnitTroubleshooting - Controller AlarmsThe first step in troubleshooting the unit is to check the on-board alarm indica

29Model ERCH-HP Energy Recovery UnitSymptom Possible Cause Corrective ActionBlower fails to operateBlown fuse or open circuit breaker. Replace fuse or

3Model ERCH-HP Energy Recovery UnitTable of ContentsGeneral Safety Information ...1Receiving, Handling and Storage ...2

30Model ERCH-HP Energy Recovery UnitTroubleshooting – UnitSymptom Possible Cause Corrective ActionMotor over ampsCFM too high. Check cfm and adjust dr

31Model ERCH-HP Energy Recovery UnitSymptom Possible Cause Corrective ActionCompressor will not run or does not try to startOpen disconnect switch or

32Model ERCH-HP Energy Recovery UnitTroubleshooting – Refrigeration CircuitSymptom Possible Cause Corrective ActionCompressor starts but cuts out on h

33Model ERCH-HP Energy Recovery UnitTroubleshooting – Refrigeration CircuitSymptom Possible Cause Corrective ActionCompressor noisyor vibratingRefrige

34Model ERCH-HP Energy Recovery UnitTroubleshooting – Refrigeration CircuitSymptom Possible Cause Corrective ActionLow suctionpressureRefrigerant unde

35Model ERCH-HP Energy Recovery UnitTroubleshooting – Refrigeration CircuitSymptom Possible Cause Corrective ActionLow or no oil pressureLow oil level

36Model ERCH-HP Energy Recovery UnitThis unit requires minimal maintenance to operate properly. To ensure proper operation and longevity, the followin

37Model ERCH-HP Energy Recovery UnitBelt SpanDeflection = Belt Span64When replacing belts on multiple groove drives, all belts should be changed to pr

38Model ERCH-HP Energy Recovery UnitInternal Filter MaintenanceThe unit will typically be provided with 2-inch, pleated filters in the supply airstream

39Model ERCH-HP Energy Recovery UnitMaintenance Log Date ___________________Time _____________ AM/PMNotes: ___________________________________________

4Model ERCH-HP Energy Recovery UnitModels and CapacitiesThis unit is manufactured in four different platform sizes; 20, 45, 55 and 90. Each platform h

40Greenheck warrants this equipment to be free from defects in material and workmanship for a period of one year from the shipment date. The energy re

5Model ERCH-HP Energy Recovery UnitCoilsThe airside coil is connected to the heat pump compressor(s) and is the primary vehicle for heating and coolin

6Model ERCH-HP Energy Recovery UnitHeat Pump ModuleEvery unit has an integral heat pump module that contains hermetic scroll-type compressor(s), a coa

7Model ERCH-HP Energy Recovery UnitInstallationModelOverall Exterior DimensionsWidth (including Lifting Lugs)Overall Width (with Exhaust Hood)Overall

8Model ERCH-HP Energy Recovery UnitService ClearancesMinimum clearances are required for access on all sides for routine maintenance. Filter replaceme

9Model ERCH-HP Energy Recovery UnitHandlingWhile this unit was constructed with quality and dependability in mind, damage still may occur during handl