Carrier 50GL Guide Operating And Maintaining Manual

Also see for 50GL 024-060: Installation and operating instructions Manual

50GLSingMe-Packaged 50 Hz, CE EMectric CooMing Unitswith Puron® (R-410A) Refrigerant%isitwww.camer.comA Guide to Operating and Maintaining YourSingme-Packaged Emectric Cooming UnitsNFATUNG & COOLINGNOTE: Read the entire instruction manual before starting theinstallation.SAFETY CONSIDERATIONSNote to Installer:This manual should be left with the equipmentuser.Do not store or use gasoline or other flamnmble w_pors andliquids in the vicinity of these or any other appliances. Failureto follow this warning could result in fire, serious injury, ordeath.Do not use this unit if any part has been under waterImmediately call a qualified service technician to inspect theunit and to replace any part of the control system which hasbeen under water. Failure to follow this warning could resultin electrical shock, fir< serious injury, or death.Befbre per_brming recomnrended maintenanc< be sure themain power switch to unit is turned off and lockout taginstalled Electric shock could cause serious it{jury or death.STARTING OR SHUTTING UNmT OFF1. To start this unit:a. Turn on the electrical power supply to unit.b. Select temperature and set SYSTEM switch or MODEcontrol to desired mode.2. To shut this unit off:NOTE: If the unit is being shut down because of a malNnction,call your dealer as soon as possible.a. Set system SWITCH or MODE contlol to OFF.b. Turn off the electrical power supply to unit and installlockout tag.OPERATING YOUR ELECTRIC AmR CONDITmONERThe operation of'your system is conholled by the indoor thermo-stat. You simply adjust the thermostat and it maintains the indoortemperature at the level you select. Most themaostats have 3controls: a temperature control selector, a FAN control, and aSYSTEM or MODE control. RefEr to your thermostat owner'smanual for more infbrmation.To better protect your investment and to eliminate unnecessa_sela'ice calls, familiarize yourself with the %llowing g_cts:Step l--Cooling ModeWith the SYSTEM or MODE control set to COOL, your unit willrun in cooling mode until the indoor temperatore is lowered to thelevel you have selected. On extlemely hot days, your system willrun for longer periods at a time and have shorter "oft" periods thanon moderate days.Fig. 1--Unit 80GL (80Hz)C99064Step 2--Heating Mode (with optional electric heaters)Your system may have optional electric heaters for use whenheating is desired.With the SYSTEM or MODE control of your indoor thermostat setto HEAT, your unit will rnn in heating mode until room tempera°rare is raised to the level you have selected. Of course, your systenrwill run fbr longer periods to maintain a comfortable environmenton cooler days and nights than on moderate ones.MAINTENANCE AND SERVmCEThis section discusses maintenance that should be per%treed byyour dealer.ROUTINE MAINTENAN< EAll routine maintenance should be handled by skilled, experiencedpersonnel Your dealer can help you establish a standard proce°dureFor your safety, keep your unit area clear and thee of combustiblematerials, gasolin< and other flammable liquids and vapors.To assure proper ffinctioning of your unit, flow of condenser airmust not be obstructed [i'om reaching the unit Clearance fi'om daetop of the unit is 36 in (914 ram). ( learance of at least 42 in. (1070ram) is required on sides, except the duct side which has a 12 im(305 ram) minimum clearanceMAINTENANCE AND <7ARE BY THE EQUIPMENT OVv_ERBefbre proceeding with those things you might want to maintainyourself, please careffilly consider the fbllo_ing:Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.PC 101 Catalog No 005-00012 Printed in USA. Form OM50-C1 Pg 1 01-02 Replaces: New

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