Greenheck Fan ERH-45, ERH-55, ERH-90, ERH-20 manual Read and Save These Instructions

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READ AND SAVE THESE INSTRUCTIONS

PART #459657

ENERGY RECOVERY UNIT with HEATING

®

Models: ERH-20, 45, 55, & 90

INSTALLATION, OPERATION AND MAINTENANCE MANUAL

**WARNING**

DISCONNECT AND SECURE TO THE "OFF" POSITION ALL ELECTRICAL POWER TO THE UNITS PRIOR TO INSPECTION OR SERVICING.

FAILURE TO COMPLY WITH THIS SAFETY PRECAUTION COULD RESULT IN SERIOUS INJURY OR DEATH.

**IMPORTANT**

ALL FACTORY PROVIDED LIFTING LUGS MUST BE USED WHEN LIFTING THE UNITS. FAILURE TO COMPLY WITH THIS SAFETY PRECAUTION COULD RESULT IN PROPERTY DAMAGE, SERIOUS INJURY OR DEATH.

INSTALLATION SUPPLEMENT

Refer to the following Greenheck installation supplement for ERH units supplied with Indirect Gas (IG) heating:

Model PVF, Indirect Gas Fired Furnaces for Energy Recovery Units, Part #461006

Energy Recovery Wheel

Heating Section

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Contents Read and Save These Instructions Energy Recovery Wheel Heating SectionStorage Table of ContentsGeneral Basic Operation InstallationLifting Recommended Roof OpeningDuct Work Connections Roof Curb MountingWeatherhoods InstallationExhaust Dampers Electrical ConnectionsTOP View Service Clearances / Access Panel Locations for Model ERHWater Coil Application Recommendations Water Coil Location and ConnectionElectric Post-Heater Electric Heater APPLICATION/OPERATIONTesting Dirty Filter Switch SetupFrost Control APPLICATION/OPERATION Timed exhaust frost control includes a thermostat withEconomizer APPLICATION/OPERATION General Start UP ChecksFAN Wheel Rotation FAN RPM Energy Recovery WheelCoils FAN Belts Routine MaintenanceMotors Wheel and FastenersInternal Filter Maintenance External Filter MaintenanceVibration Coil Maintenance Water Coil MaintenanceFilters Maintenance of the Energy Recovery Wheel Routine Energy Recovery Wheel MaintenanceRemoving the Energy Recovery Wheel Segments Model ERH Parts ListSymptom Possible Cause Corrective Action Trouble ShootingWarranty