Lifebreath CAF-02-MB installation manual ECM Motor Settings

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ECM MOTOR SETTINGS

Switch Setting	Fan Speeds

Cool Switches	Cool

Both OFF	High

1 0N - 2 OFF	Med High
1 OFF - 2 ON	Med Low

1 ON - 2 ON	Low

Switch Setting	Fan Speeds

Heat Switches	Heat

Both OFF	High

3 0N - 4 OFF	Med High
3 OFF - 4 ON	Med Low

3 ON - 4 ON	Low

Switch Setting	Fan Speeds

Adjust Switches	Heat	Cool
Both OFF	Normal	Normal

5 0N - 6 OFF	Increase 15%	Increase 15%
5 OFF - 6 ON	Decrease 15%	Decrease 15%

5 ON - 6 ON	Normal	Normal

Delay Switches are for future use - no function at this time

Note: Refer to individual specification pages for Airflow Performance specifications. Above settings correspond to DIP switch settings on the ECM circuit board only. Do not adjust DIP switches on MAIN Circuit Board.

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Contents OPERATION, Sizing and Installation Manual Table of Contents Introduction HRV Aluminum CoreDescription and Purpose Important NoteCombo System Basic Principles Closed/Open Combo SystemAir System Call for Space Heating Only OperationCall for Domestic Hot Water and Space Heating Operation Water PipingManual Valves Throttling Valve Shut Off ValvesDrain Valve Check ValvesCold Off Season Circulation TimerExpansion Tanks WaterWater Heater Thermostat Air Handler Return Air TemperatureAir Handler Temperature Rise Room ThermostatHead Pressure Design vs. Field ConditionsWater System Pressures Flow RateModel Number Nomenclature Breakdown Warranty Specifications Model CAF-U-S4A-24-P16Dimensions & Clearances Core Filters CaseSpecifications Model CAF-U-L4A-36-P16 CAF-U-L4A-36-P16Specifications Model CAF-D-S4A-24-P16 Filters CaseCAF-D-S4A-24-P16 Specifications Model CAF-D-L4A-36-P16 CAF-D-L4A-36-P16Specifications Model CAF-H-S4A-24-P16 CAF-H-S4A-24-P160302 Specifications Model CAF-H-L4A-36-P16 CAF-H-L4A-36-P16Specifications Model CAF-U-L2A-48-P16 CAF-U-L2A-48-P16Specifications Model CAF-U-00-36-P16 CAF-U-00-36-P160211 Specifications Model CAF-U-00-48-P16 CAF-U-00-48-P160209 Duct Connections InstallationLocating The Unit Option 1 Ventilation Ports Off Left SideOption 2 Ventilation Ports Off Right Side DuctingOutside Ducting the Weatherhoods Locating Intake WeatherhoodLocating the Exhaust Weatherhoods Locating WeatherhoodBalancing Procedure Pitot Tube Air Flow BalancingPrior to balancing, ensure that Placement of the Pitot Tube Pitot Tube and GaugeBalancing Collar Instructions HRV Drain Line Diagram Drain LinePiping Plumbing Water HeaterAutomatic Self Test Basic FunctionsSelecting Different Heat & Cool Speeds ECM Motor Settings Heating/Cooling Off Season Circulation TimerOperation VentilationStart-Up Procedure Following conditions must be met prior to start-upTroubleshooting Humidity levels are too low Humidity levels are too highWater Pump Performance Specifications System CommissioningPage Page Page Page Page Page Diagram ECM CAF/Air Handler Wiring Diagram Fan Motor