Carrier WeatherMaster 48HC04 Series Installation Instructions Manual

Also see for WeatherMaster 48HC Series: Installation instructions

18CONVENIENCE OUTLETSTwo types of convenience outlets are offered on 48HC models:non-powered and unit-powered. Both types provide a 125-vGFCI (ground-fault circuit interrupter) duplex receptacle ratedat 15A behind a hinged waterproof access cover, located on theend panel of the unit. See Fig. 32.Fig. 32 — Convenience Outlet LocationInstalling Weatherproof CoverA weatherproof while-in-use cover for the factory-installedconvenience outlets is now required by UL standards. Thiscover cannot be factory-mounted due its depth; it must be in-stalled at unit installation. For shipment, the convenience outletis covered with a blank cover plate.The weatherproof cover kit is shipped in the unit’s control box.The kit includes the hinged cover, a backing plate, and gasket.1. Remove the blank cover plate at the convenience outlet;discard the blank cover.2. Loosen the two screws at the GFCI duplex outlet, untilapproximately 1/ 2-in. (13 mm) under screw heads isexposed. Press the gasket over the screw heads.3. Slip the backing plate over the screw heads at the keyholeslots and align with the gasket; tighten the two screwsuntil snug (do not over-tighten).4. Mount the weatherproof cover to the backing plate asshown in Fig. 33.5. Remove two slot fillers in the bottom of the cover to per-mit service tool cords to exit the cover.6. Check for full closing and latching.Fig. 33 — Weatherproof Cover InstallationNon-Powered Convenience OutletThis type requires the field installation of a general-purpose125-v 15A circuit powered from a source elsewhere in thebuilding. Observe national and local codes when selecting wiresize, fuse or breaker requirements, and disconnect switch sizeand location. Route 125-v power supply conductors into thebottom of the utility box containing the duplex receptacle.Unit-Powered Convenience OutletA unit-mounted transformer is factory-installed to step downthe main power supply voltage to the unit to 115-v at the du-plex receptacle. This option also includes a manual switch withfuse, located in a utility box and mounted on a bracket behindthe convenience outlet; access is through the unit’s control boxaccess panel. See Fig. 34.The primary leads to the convenience outlet transformer arenot factory-connected. Selection of primary power source is acustomer option. If local codes permit, the transformer primaryleads can be connected at the line-side terminals on the unit-mounted non-fused disconnect or HACR breaker switch; thiswill provide service power to the unit when the unit disconnectswitch or HACR switch is open. Other connection methodswill result in the convenience outlet circuit being de-energizedwhen the unit disconnect or HACR switch is open. See Fig. 34.WARNINGELECTRICAL OPERATION HAZARDFailure to follow this warning could result in personal inju-ry or death.Units with convenience outlet circuits may use multipledisconnects. Check convenience outlet for power statusbefore opening unit for service. Locate its disconnectswitch, if appropriate, and open it. Lock-out and tag-outthis switch, if necessary.WARNINGElectrical shock can cause personal injury and death. Shut offall power to this equipment during installation. There may bemore than one disconnect switch. Tag all disconnect locationsto alert others not to restore power until work is completed.CONVENIENCEOUTLET GFCIPWD-CO FUSESWITCHPWD-CO TRANSFORMERCONTROL BOXACCESS PANELCOVER - WHILE-IN-USEWEATHERPROOFBASEPLATE FORGFCI RECEPTACLEGASKETGFCI RECEPTACLENOT INCLUDEDTOPTOPTOPWET LOCATIONSWET LOCATIONS