Bard QERV2-A4B, QERV-A4B manual HUB Assembly with Ball Bearings

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HUB ASSEMBLY WITH BALL BEARINGS

Manual 2100-310D Page 7

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Contents QERV2-A4B Contents Model Nomenclature Electrical SpecificationsGeneral Description Control RequirementsRecommended Control Sequences Ventilation AIR FlowVentilation AIR CFM VLT VLS VLL HRT HRS HRL Performance and Application DataWinter Heating Performance Indoor Design Conditions 70 F DB Energy Recovery Ventilator MaintenanceGeneral Information FrequencyCleanability and Performance Maintenance ProceduresQuarterly Maintenance Annual MaintenanceBelt Replacement Instructions HUB Assembly with Ball Bearings