Carrier WeatherMaster Series Installation Instructions Manual

18CONVENIENCE OUTLETSTwo types of convenience outlets are offered as factory-in-stalled options on 50HC models: non-unit-powered and unit-powered. Both types provide a 125-volt GFCI (ground faultcircuit interrupter) duplex receptacle rated at 15A behind ahinged waterproof access cover, located on the end panel ofthe unit. See Fig. 24.A 20 amp non-powered convenience outlet is available asa field-installed accessory.Fig. 24 — Convenience Outlet LocationNon-Unit-Powered TypeThis type requires the field installation of a general-pur-pose 125-volt 15-A circuit powered from a source elsewherein the building. Observe national and local codes when select-ing wire size, fuse or breaker requirements and disconnectswitch size and location. Route 125v power supply conduc-tors into the bottom of the utility box containing the duplexreceptacle.Unit-Powered TypeA unit-mounted transformer is factory-installed to step-down the main power supply voltage to the unit to 115v at theduplex receptacle. This option also includes a manual switchwith fuse, located in a utility box and mounted on a bracketbehind the convenience outlet; access is through the unit’scontrol box access panel. See Fig. 24.The primary leads to the convenience outlet transformerare not factory-connected. Selection of primary power sourceis a customer option. If local codes permit, the transformerprimary leads can be connected at the line-side terminals onthe unit-mounted non-fused disconnect or HACR breakerswitch; this will provide service power to the unit when theunit disconnect switch or HACR switch is open. Other con-nection methods will result in the convenience outlet circuitbeing de-energized when the unit disconnect or HACR switchis open. See Fig. 25.Fig. 25 — Powered Convenience Outlet WiringFigure 26 shows the Convenience Outlet Utilization labelwhich is located below the convenience outlet.Fig. 26 — Convenience Outlet Utilization LabelTest the GFCI receptacle by pressing the TEST button onthe face of the receptacle to trip and open the receptacle.Check for proper grounding wires and power line phasing ifthe GFCI receptacle does not trip as required. Press the RE-SET button to clear the tripped condition.Fuse On Power TypeThe factory fuse is a Bussman “Fusetron”1 T-15, non-re-newable screw-in (Edison base) type plug fuse.Installing Weatherproof CoverA weatherproof while-in-use cover for the factory-in-stalled convenience outlets is now required by UL standards.This cover cannot be factory-mounted due to its depth; itmust be installed at unit installation. For shipment, the conve-nience outlet is covered with a blank cover plate.The weatherproof cover kit is shipped in the unit’s controlbox. The kit includes the hinged cover, a backing plate andgasket.WARNINGFailure to follow this warning could result in personal injuryor death.Units with convenience outlet circuits may use multi-ple disconnects. Check convenience outlet for power sta-tus before opening unit for service. Locate its disconnectswitch, if appropriate, and open it. Lock-out and tag-outthis switch, if necessary.ConvenienceOutletGFCIPwd-COFuseSwitchPwd-COTransformerControl BoxAccess PanelUNITVOLTAGECONNECTASPRIMARYCONNECTIONSTRANSFORMERTERMINALS208, 230 240 L1: RED + YELL2: BLU + GRAH1 + H3H2 + H4460 480L1: REDSplice BLU + YELL2: GRAH1H2 + H3H4575 600 L1: REDL2: GRAH1H21 Bussman and Fusetron are trademarks of Cooper TechnologiesCompany.