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574D----A AND 577C----A

LEGACY

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AND PREFERRED

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13 AND 14 SEER

SINGLE--PACKAGED AIR CONDITIONER AND GAS FURNACE SYSTEM

WITH PURON (R--410A) REFRIGERANT SINGLE AND THREE PHASE

2--5 NOMINAL TONS (SIZES 24--60)

Owner’s Information Manual

A09034

574D----A Without Economizer

A10077

574D----A With Economizer

Fig. 1 -- Unit 574D--A

A09033

577C--A Without Economizer

A10078

577C--A With Economizer

Fig. 2 -- Unit 577C--A

Summary of Contents for 574D

Page 1: ...ND GAS FURNACE SYSTEM WITH PURON R 410A REFRIGERANT SINGLE AND THREE PHASE 2 5 NOMINAL TONS SIZES 24 60 Owner s Information Manual A09034 574D A Without Economizer A10077 574D A With Economizer Fig 1 Unit 574D A A09033 577C A Without Economizer A10078 577C A With Economizer Fig 2 Unit 577C A ...

Page 2: ...e installation data and dealer contact information will be helpful should your system require maintenance or service UNIT INFORMATION Model Serial ACCESSORIES List type and model INSTALLATION INFORMATION Date Installed DEALERSHIP CONTACT INFORMATION Company Name Address Phone Number Technician Name NOTE TO INSTALLER This manual must be left with the equipment owner ...

Page 3: ...uipment can be hazardous due to mechanical and electrical components Only trained and qualified personnel should install repair or service this equipment WARNING FIRE EXPLOSION HAZARD Failure to follow this warning could result in personal injury death and or property damage Do not store or use combustible materials gasoline or other flammable vapors and liquids in the vicinity of this or any othe...

Page 4: ...er fails to start shut down gas heating section and call your dealer for service 2 Never attempt to manually light the main burners on unit with a match lighter or any other flame If the electric sparking device fails to light the main burners refer to the following shutdown procedures then call your dealer as soon as possible WARNING To shut off unit gas heat FIRE EXPLOSION ELECTRICAL SHOCK HAZAR...

Page 5: ... electrical power to your unit and install lock out tag before servicing or per forming maintenance 2 When removing access panels or performing maintenance functions inside your unit be aware of sharp sheet metal parts and screws Although special care is taken to reduce sharp edges to a minimum be extremely careful when handling parts or reaching into the unit Wear safety glasses gloves and approp...

Page 6: ...r When installing the new filters note the direction of the airflow arrows on the filter frame which should be pointing at the indoor coil 3 Reinstall filter access door ensuring opening is air and water tight UNIT OPERATION HAZARD Failure to follow this caution may result in property damage Never operate your unit without filters in place An accumulation of dust and lint on internal parts of your...

Page 7: ...e area in which the furnace is installed and the spacing around the furnace must not be blocked or obstructed The combustion area and vent system should be inspected visually before each heating season The normal accumulation of dirt soot rust and scale can result in loss of efficiency and improper performance if allowed to build up This inspection should be done by a trained service person FIRE E...

Page 8: ...8 55 STEP 1 STEP 2 CL O S E STEP 3 OFF ON MAIN STEP 4 STEP 7 OFF ON MAIN STEP 8 STEP 5 72 STEP 10 STEP 6 STEP 9 O P E N A07662 Fig 7 To Start Unit Gas Heat ...

Page 9: ...5 STEP 1 STEP 2 CL O S E STEP 3 OFF ON MAIN STEP 4 STEP 6 STEP 5 A07663 Fig 8 To Shut off Unit Gas Heat 90 STEP 1 STEP 2 CL O S E 72 STEP 4 5 OFF ON MAIN STEP 3 A09194 Fig 9 To Start Unit Electric Cooling ...

Page 10: ... air grilles Be sure they are open and unobstructed If these checks do not reveal the cause call your servicing dealer If your unit is not operating at all check the following list for easy solutions Check to be sure that your thermostat temperature selector is set below the indoor temperature during the cooling season or above the indoor temperature during heating season Be sure the SYSTEM switch...

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