Lennox International Inc Dave Lennox Signature Collection XP17 System HEAT PUMPS, 506586-01

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3A. ROUTE CONTROL WIRES TING

Install low voltage control wiring from outdoor to indoor unit and from thermostat to indoor unit.

ARun 24VAC control wires through hole with grommet.

BMake 24VAC control wire connections to heat pump control (A175) .

NOTE AC control wires inside control box

.

CONTROL BOX

NOTE

separation of field installed low and high voltage circuits. NOTE .

WIRE RUN LENGTH

AWG# INSULATION TYPE

 

LESS THAN 100’ (30 METERS)

18

TEMPERATURE RATING

MORE THAN 100’ (30 METERS)

16

35ºC MINIMUM.

B

HEAT PUMP CONTROL (A175)

B. ROUTE CONTROL WIRES TING

HOLE A

Maximum length of wiring (18 gauge) for all connections on the RSBus is limited to 1500 feet (457 meters). Color−coded, temperature rating 95ºF (35ºC) minimum, solid core. (Class II Rated Wiring)

4ROUTE HIGH VOLTAGE AND GROUND WIRES

Any excess high voltage field wiring should be trimmed and secured away from any low voltage field wiring. To facilitate a conduit, a cutout is located in the bottom of the control box. Connect conduit to the control box using a proper conduit fitting.

PIPING PANEL

CONTROL BOX

HIGH VOLTAGE

CONDUIT HOLE

WATERTIGHT

CONDUIT

FITTING

WATERTIGHT

FLEXIBLE

CONDUIT

TO SERVICE

DISCONNECT BOX

GROUND LUG

 

CONTACTOR

ELECTRICAL INLET

(HIGH VOLTAGE)

 

 

WIRING ENTRY POINTS

ELECTRICAL INLET (CONTROL WIRING TAGE).

USE BUSHING PROVIDED IN BAG ASSEMBLY HERE.

ACCESS VIEW

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XP17 SERIES

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Contents Table of Contents GeneralHeat Pumps Side View Access View Unit Dimensions −− Inches mmModel Number Identification Base with Elongated LegsControl BOX Typical Unit Parts ArrangementUsing Manifold Gauge Set Operating Service ValvesShipping and Packing List Operating Ball Type Service Valve Operating Angle Type Service ValveTo Access Service Port Reinstall Stem Cap1DISCONNECT Power Recovering Refrigerant from Existing SystemRecovering Refrigerant 2CONNECT Manifold Gauge SETUnit Placement Placement, Slab Mounting and Stabilizing Unit Detail a Outside Unit PlacementRemoving and Installing Panels Stabilizing Unit on Uneven SurfacesRoof Mounting Louvered Panel Removal Louvered Panel InstallationDetail C Detail D Detail aRefrigerant Line SET New or Replacement Line SetRefrigerant Line SET Alling Horizontal Runs Refrigerant Line SET From Vertical to HorizontalBrazing Connections 2CAP and Core Removal 1PIPING Panel Removal and Preparing Line SETFlow Nitrogen Wrap Service ValvesBraze Line SET 7PREPARATION for Next StepFlushing Line Set and Indoor Coil Flushing Line Set and Indoor CoilIndoor Expansion Valve Installation Installing Indoor Expansion ValveSensing Bulb Installation Equalizer Line InstallationLeak Test Leak Test Line Set and Indoor CoilS S S S Evacuating Line Set and Indoor Coil2INSTALL Thermostat Size Circuit and Install DisconnectElectrical 24VAC Transformer3A. Route Control Wires Ting Route Control Wires Ting4ROUTE High Voltage and Ground Wires Typical XP17 Wiring Heat Pump Control AGE Heat Pump Control A175 Jumpers and TerminalsHeat Pump Control A175 Jumper and Terminal Descriptions Flat metal jumper Field Control WiringFurnace Control Servicing Units Delivered Void of Charge Connections for Testing and ChargingUnit Start−Up System RefrigerantHeating Mode Indoor Airflow Check Cooling Mode Indoor Airflow CheckAdding or Removing Refrigerant Airflowindoor CoilSubcooling Charging Method Using HFC−410A Weigh In MethodAir Handler / Coil Match ups and Targeted Subcooling Values Psig Operating and Temperature PressuresDefrost System System OperationsUnit Sensors Resistor Location Sensor Temperature / Resistance RangeYES Defrost Calibration Sequence of OperationsS S Test Pin E33 FunctionsOr below Low Pressure S87 Switch OperationHigh Pressure Switch S4 Sequence of Operation Input Fault or Miswire Degrees Resistance Fahrenheit 136.3 2680 DS11 and DS14 ATUS, Fault Lockout LED Codes System Status, Fault and Lockout LED CodesResetting Fault and Lockout LED Codes DS15 and DS13 Ault Lockout LED CodesModerate Device Alert Status225ºF 107ºC Lockout Vice removed or Clears after Troubleshooting Field Configuration and TestingFAN Motor B4 Test Procedure FAN Motor Control A177 OPERATION,Fan Motor Control Stage LED Indicator Codes Fan Motor Control Error/Fault LED CodesFan Motor Control RPM, LED Code and DC Voltage Output Fan Motor Control Flash and Pause DurationsTOP Grille Adjustment TOP Grille or FAN Motor Mount Adjustment for FAN ClearanceFAN Motor Position Adjustment Demand BeginsFAN Motor Control A177 PULSE−WIDTH Modulation PWM Testing for External Power to Fan Motor Control Start StripTerminal FinishSnow Guard Top Cover MaintenanceHomeowner SunSource Home Energy System Cooling Mode XP17 Start−Up and Performance ChecklistHeating Mode START−UP Checks