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Contents
Introduction
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Read this manual carefully before attempting to install, operate,
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or perform maintenance on this unit. Installation and maintenance
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should be performed by qualified service technicians only. This
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unit is listed by Underwriters Laboratory.
Model WC heat pump units are designed for outdoor mounting
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with a vertical condenser discharge. They can be located either
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at ground level or on a roof in accordance with local codes. Each
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unit contains an operating charge of refrigerant as shipped.
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Extreme mounting kits are available for slab (BAYEXMK002AA)
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and curb (BAYEXMK003AA) mountings.
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The indoor fan motor speed tap setting is provided in the
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Maintenance section.
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This guide is organized as follows:
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Step 1-Inspect Shipment
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Step 2-Determine Unit Clearances
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Step 3-Review Location and Recommendation Information
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Step 4-Unit Installation
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Step 5-Unit Startup
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Sequence of Operation
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Maintenance
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Step1-Inspect Shipment
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1. Check for damage after the unit is unloaded. Report
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promptly to the carrier any damage found to the unit. Do not
drop the unit.
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Important: To prevent damage to the sides and top of
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the unit when hoisting, the use of "spreader bars" is
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recommended.
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2. Check the unit's nameplate to determine if the unit is correct
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for the intended application. The power supply must be
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adequate for both the unit and all accessories.
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3. Check to be sure the refrigerant charge has been retained
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during shipment. Remove the Compressor access panel to
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access the 1/4" flare pressure taps.
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4. If this unit is being installed on a curb, verify that the correct
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curb is provided with the unit.
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•
WC~3018 through WC~3036 use the small cabinet,
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Model BAYCURB050A.
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•
WC~3042 through WC~3060 use the large cabinet,
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Model BAYCURB051A.
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5. If the unit is being hoisted, accessory kit BAYLIFT002AA is
recommended. It includes a kit of four (4) lifting lugs and
instructions.
Installer's Guide
Page 3
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