Lennox International Inc 506510-01 Removing and Installing Panels, Access Panel Removal

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Removing and Installing Panels

ACCESS PANEL REMOVAL

PANELS Removal and reinstallation of the access panel is as illustrated.

ACCESS AND LOUVERED

WARNING

To prevent personal injury, or damage to panels, unit or structure, be sure to observe the following:

While installing or servicing this unit, carefully stow all removed panels out of the way, so that the panels will not cause injury to personnel, nor cause damage to ob- jects or structures nearby, nor will the panels be subjected to damage (e.g., being bent or scratched).

While handling or stowing the panels, consider any weather conditions, especially windy conditions, that may cause panels to be blown around and battered.

IMPORTANT Do not allow panels to hang on unit by top tab. Tab is for align- ment and not designed to support weight of panel.

PANEL SHOWN SLIGHTLY ROTATED TO ALLOW TOP TAB TO EXIT (OR ENTER) TOP SLOT FOR REMOVING (OR INSTALLING) PANEL.

Detail A

LIP

REMOVE 4 SCREWS TO REMOVE PANEL FOR ACCESSING COMPRESSOR AND CONTROLS.

POSITION PANEL WITH HOLES ALIGNED; INSTALL SCREWS AND TIGHTEN.

LOUVERED PANEL REMOVAL

Remove the louvered panels as follows:

1.Remove two screws, allowing the panel to swing open slightly.

2.Hold the panel firmly throughout this procedure. Rotate bottom corner of panel away from hinged corner post until lower three tabs clear the slots as illustrated in Detail B.

3.Move panel down until lip of upper tab clears the top slot in corner post as illustrated in Detail A.

SCREW HOLES

LOUVERED PANEL INSTALLATION

 

 

 

Position the panel almost parallel with the unit as illustrated in Detail D with the screw

Detail B

side as close to the unit as possible. Then, in a continuous motion:

 

 

 

1. Slightly rotate and guide the lip of top tab inward as illustrated in Detail A and C;

 

 

 

 

 

 

then upward into the top slot of the hinge corner post.

 

 

 

 

 

 

2.Rotate panel to vertical to fully engage all tabs.

3.Holding the panel’s hinged side firmly in place, close the right−hand side of the pan-

el, aligning the screw holes.

4. When panel is correctly positioned and aligned, insert the screws and tighten.

Detail C

MAINTAIN MINIMUM PANEL ANGLE (AS CLOSE TO PARALLEL

WITH THE UNIT AS POSSIBLE) WHILE INSTALLING PANEL.

Detail D

ANGLE MAY BE

TOO EXTREME

PREFERRED

ANGLE FOR

INSTALLATION

ROTATE IN THIS DIRECTION; THEN DOWN TO REMOVE PANEL

HOLD DOOR FIRMLY ALONG THE

HINGED SIDE TO MAINTAIN

FULLY−ENGAGED TABS

IMPORTANT To help stabilize an outdoor unit, some installations may require strapping the unit to the pad using brackets and anchors commonly available in the marketplace.

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506510−01

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Contents Shipping and Packing List Table of ContentsGeneral AIR ConditionerModel Number Identification Unit Dimensions − Inches mm and Parts ArrangementSide View Access View Base with Elongated LegsTypical Unit Parts Arrangement PLUMBING, Switches and Sensor ComponentsControl BOX Operating Service Valves Operating Gauge Set and Service ValvesUsing Manifold Gauge SET Torque RequirementsOperating Ball Type Service Valve To Access Service PortOperating Angle Type Service Valve Reinstall Stem CapRecovering Recovering Refrigerant from Existing SystemMinimum Clearance Between TWO Units New Outdoor Unit PlacementClearance on ALL Sides Minimum Clearance Above Unit Positioning ConsiderationsStabilizing Unit on Uneven Surfaces Elevating the UnitRoof Mounting Slab Mounting at Ground Level Outside Unit PlacementElevated Slab Mounting using Feet Extenders Stabilizing Unit on Uneven SurfacesAccess and Louvered Removing and Installing PanelsAccess Panel Removal Louvered Panel InstallationNew or Replacement Line Set Refrigerant Line SETLine SET Brazing Uncased Coil Shown FlushingFlushing the System Line SET and Indoor Coil 1Equalizer Line Installation Sensing Bulb InstallationFlushing Line SET and Indoor Coil 2 Leak Testing the System Installing Isolation GrommetsLeak Test Line SET and Indoor CoilEvacuating Evacuating the SystemElectrical Size Circuit and Install Disconnect2INSTALL Thermostat 24VAC Transformer3ROUTE Control Wires 4ROUTE High Voltage and Ground WiresTypical XC17 Wiring Main Control Jumpers and Terminals Main Control AGEMain Control Jumpers and Terminals FANField Control Wiring Flat metal jumperOn−board link Servicing Units Delivered Void of Charge Connections for Testing and ChargingGauge SET Unit Start−UpIndoor Coil AirflowAction Requirements WeighCharge METHOD? Determine by Calculating System Charge for Outdoor Unit Void of ChargeSubcooling ApproachTest and Charge Method Operating and Temperature Pressures HFC−410A Temperature Fahrenheit PsigSystem Operation Test Pins Function Ambient Sensor Temperature / Resistance Range High Discharge Sensor Temperature / Resistance Range Main Control LED Alert Codes Sensor Temperature / Resistance RangeResetting LED Alert Codes System LED Alert CodesAlert Status Compressor LED Alert Codes Detected in RUN High Pressure Switch Operation Low Pressure Switch Operation High Discharge Temperature Sensor Operation FAN Motor Control and Start UP MaintenanceVerifying Jumper Settings J2 Verifying LED Status CodesLED Codes and Sequence of Operations Fan Motor Board Unit LED CodesControl Panel Testing for External Power to Fan Control Fan Motor Test FAN Motor Surge Protection Fan Motor Surge Protection DeviceCooling Mode XC17 Start−Up and Performance ChecklistStart UP Checks Subcooling