Lifebreath CAF-02-MB installation manual Model Number Nomenclature Breakdown

Page 12

Model Number Nomenclature Breakdown

Example Model Number CAF - U - S2A - 24 - P16

Model Configuration

CAF - Clean Air Furnace

(Built-in HRV)

AH - Air Handler

(No HRV)

Configuration

U - Upflow

D - Downflow

H - Horizontal

Hydronic Coil Size

S2A - Small Coil - 2 Row (output chart A) S4A - Small Coil - 4 Row (output chart A) L2A - Large Coil - 2 Row (output chart A) L4A - Large Coil - 4 Row (output chart A) L2B - Large Coil - 2 Row (output chart B)

00 - No Hydronics (No Heating Coil, No Pump)

*CFM (High Speed)

Cooling Capacity

Note:

Refer to individual specification pages for Hydronic Coil and Blower configurations.

This sheet is for pre-configured Model Number Breakdown only.

24 - 2 tons

30 - 2.5 tons

36 - 3.0 tons

48 - 4.0 tons

*Cooling coils not available from Nutech

Motor Configuration

P16 - Standard PSC Motor 120V/60Hz

E15 - Upgrade ECM Motor 120V/50Hz

E16 - Upgrade ECM Motor 120V/60Hz

E25 - Upgrade ECM Motor 220V/50Hz

E26 - Upgrade ECM Motor 220V/60Hz

12

Image 12

Contents OPERATION, Sizing and Installation Manual Table of Contents Introduction HRV Aluminum CoreDescription and Purpose Important NoteCombo System Basic Principles Closed/Open Combo SystemCall for Space Heating Only Operation Call for Domestic Hot Water and Space Heating OperationAir System Water PipingManual Valves Shut Off Valves Drain ValveThrottling Valve Check ValvesOff Season Circulation Timer Expansion TanksCold WaterAir Handler Return Air Temperature Air Handler Temperature RiseWater Heater Thermostat Room ThermostatDesign vs. Field Conditions Water System PressuresHead Pressure Flow RateModel Number Nomenclature Breakdown Specifications Model CAF-U-S4A-24-P16 Dimensions & ClearancesWarranty 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 Installation Locating The UnitDuct Connections Option 1 Ventilation Ports Off Left SideOption 2 Ventilation Ports Off Right Side DuctingLocating Intake Weatherhood Locating the Exhaust WeatherhoodsOutside Ducting the 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 Off Season Circulation Timer OperationHeating/Cooling 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