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48TJD005-014
48TJE004-014
48TJF004-012
Single-Package Rooftop Heating/Cooling Units
User’s Information Manual
NOTE TO INSTALLER
INTAKE LOUVERS
This manual should be left with the equipment owner.
FOR YOUR SAFETY
Do not store or use gasoline or other
flammablevaporsandliquidsinthevicinity
of this or any other appliance.
Improperinstallation,adjustment,alteration,
serviceormaintenancecancauseinjuryor
propertydamage.Refertothismanual.For
BURNER
ACCESS GAS
assistanceoradditionalinformationconsult
PAN
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Step 8 — Turn on the electrical supply to unit. Step 7 — If unit is being shut down because of a mal- function, call your dealer as soon as possible. Step 9 — Open the manual gas valve. Ifunitisbeingshutdownbecausetheheatingseasonhas ended, restore electrical power to the unit to ensure opera- Step 10 — Set room thermostat selector slightly above tion of the cooling system during the cooling season. room temperature to start unit. The induced-draft combus- tion air fan will start. Main gas valve
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STEP 1 STEP 3 STEP 2 48TJD005-009 STEP 4 48TJF004-007 48TJE004-007 48TJD012,014 48TJE008-014 48TJF008-012 STEP 5 48TJD005-009 48TJE004-007 48TJF004-007 STEP 7 48TJD012,014 48TJE008-014 48TJF008-012 STEP 6 STEP 10 STEP 8 STEP 9 Fig.2—To Light Unit 3
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STEP 1 STEP 3 STEP 2 STEP 4 48TJD005-009 48TJF004-007 48TJE004-007 48TJD012,014 48TJE008-014 48TJF008-012 STEP 5 STEP 6 STEP 7 Fig.3—To Shut Unit Off 4
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Air Filter(s) — Air filter(s) should be checked at least HeatExchanger— Toensuredependableandefficient every3or4weeksandchangedorcleanedwhennecessary. heatingoperation,theheatexchangershouldbecheckedby Table1indicatesthecorrectfiltersizeforyourunit.SeeFig.4 a qualified maintenance person before each heating season, for filter access door location. and cleaned when necessary. This checkout should not be attempted by anyone not having the required expertise and To replace or inspect filters: equipmentt
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CombustionAreaandVentSystem— The com- UnitPanels— Afterperforminganymaintenanceorserv- bustion area and vent system should be visually inspected ice on the unit, be sure all panels are securely fastened in beforeeachheatingseason.Thenormalaccumulationofdirt, place to prevent rain from entering unit cabinet and to pre- soot, rust, and scale can result in loss of efficiency and im- vent disruption of the correct unit airflow pattern. proper performance if allowed to build up. Ifyourunitmakesanunusu
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( )Duringtheheatingseason,checkthecontroldialon BEFORE YOU CALL FOR SERVICE, the gas valve. Is it in the ON position? If it is not, be sure CHECK FOR PROBLEMS THAT CAN BE ithasnotbeenturnedoffforsafetyreasons.Ifnosafetyhaz- EASILY SOLVED ardsarepresent,followthestart-upproceduresinthismanual. If insufficient heating or cooling is suspected: ( ) If your unit still fails to operate, call your servicing ( ) Check for sufficient airflow. Check the air filter for dealerfortroubleshootingandrepairs.Spec
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CARRIER CORPORATION ® IF YOUR UNIT DOES NOT WORK, FOLLOW THESE STEPS IN ORDER: FIRST: Contact the installer. You may find his name on the product or in your Homeowner's Packet. If his name is not known, call your builder if yours is a new residence. SECOND: Contact the nearest CARRIER distributor. (See telephone yellow pages.) THIRD: Contact: CARRIER CORPORATION Consumer Relations Department P.O. Box 4808 Syracuse, New York 13221 Phone: 1-800-CARRIER (227-7437) Model No. Unit Serial No. Date of
