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START-UP CHECKLIST

(Remove and Store in Job File)

I. Preliminary Information

MODEL NO.:_________________________________

SERIAL NO.:__________________________________

DATE:_______________________________________

TECHNICIAN:_________________________________

II. PRE-START-UP (Insert checkmark in box as each item is completed)

( ) VERIFY THAT ALL PACKING MATERIALS HAVE BEEN REMOVED FROM UNIT

( ) REMOVE ALL SHIPPING HOLD DOWN BOLTS AND BRACKETS PER INSTALLATION INSTRUCTIONS

( ) CHECK ALL ELECTRICAL CONNECTIONS AND TERMINALS FOR TIGHTNESS

( ) CHECK GAS PIPING FOR LEAKS (WHERE APPLICABLE)

( ) CHECK THAT INDOOR (EVAPORATOR) AIR FILTER IS CLEAN AND IN PLACE

( ) VERIFY THAT UNIT INSTALLATION IS LEVEL

( ) CHECK FAN WHEEL, AND PROPELLER FOR LOCATION IN HOUSING/ORIFICE AND SETSCREW TIGHTNESS

III. START-UP

ELECTRICAL

SUPPLY VOLTAGE __________________________________

COMPRESSOR AMPS_________________________________

INDOOR (EVAPORATOR) FAN AMPS___________

TEMPERATURES

OUTDOOR (CONDENSER) AIR TEMPERATURE ___________DB

RETURN-AIR TEMPERATURE ___________DB ___________WB

COOLING SUPPLY AIR ___________DB ___________WB

GAS HEAT SUPPLY AIR ___________

PRESSURES

REFRIGERANT SUCTION ___________PSIG SUCTION LINE TEMP*___________

REFRIGERANT DISCHARGE ___________PSIG DISCHARGE TEMP†___________

( ) VERIFY REFRIGERANT CHARGE USING CHARGING CHARTS

*Measured at suction inlet to compressor

†Measured at liquid line leaving condenser.

MEASURED TEMPERATURE RISE ___________

TEMPERATURE RISE (See Literature) RANGE ___________

GAS HEAT TEMPERATURE RISE

GAS MANIFOLD PRESSURE ___________ IN.WG

GAS INLET PRESSURE ___________ IN.WG

7310 W. Morris St.

Indianapolis, IN 46231

Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.

Catalog No: 48ES---2SI

Replaces: 48ES--1SI

Printed in U.S.A.

Edition Date: 04/07

48E

Содержание 48ES

Страница 1: ...Start Up Cooling Make Adjustments 18 Checking Cooling Control Operation 18 Checking Adjusting Refrigerant Charge 18 Indoor Airflow and Airflow Adjustments 19 Cooling Sequence of Operation 19 MAINTENAN...

Страница 2: ...t for shipping damage while unit is still on shipping pallet If unit appears to be damaged or is torn loose from its anchorage have it examined by transportation inspectors before removal Forward clai...

Страница 3: ...UNGROUNDED SURFACES POWER ENTRY SIDE 36 00 914 0 UNIT AND BLOCK OR CONCRETE WALLS AND OTHER GROUNDED SURFACES POWER ENTRY SIDE 42 00 1066 8 LEGEND CG Center of Gravity COND Condensor EVAP Evaporator...

Страница 4: ...m BETWEEN UNITS POWER ENTRY SIDE 42 00 1066 8 UNIT AND UNGROUNDED SURFACES POWER ENTRY SIDE 36 00 914 0 UNIT AND BLOCK OR CONCRETE WALLS AND OTHER GROUNDED SURFACES POWER ENTRY SIDE 42 00 1066 8 LEGEN...

Страница 5: ...eck pan Short Support CTyp G E F G D E A05308 UNIT SIZE ODS CATALOG NUMBER A IN MM B IN MM C IN MM D IN MM E IN MM F IN MM G IN MM 48ES018 036 CPRFCURB006A00 8 203 11 279 16 1 2 419 28 3 4 730 30 3 8...

Страница 6: ...eered and designed to be installed only on Small Packaged Products This bracket is to be used to rig lift a Small Packaged Product onto roofs or other elevated structures Prior to initial use and at m...

Страница 7: ...Size in 20x24x1 508x610x25 mm 24x30x1 610x762x25 mm 24x36x1 610x914x25 mm Table 1 Physical Data Con t Unit 48ES UNIT SIZE 048090 048115 048130 060090 060115 060130 NOMINAL CAPACITY ton 4 4 4 5 5 5 OPE...

Страница 8: ...sure that the outlet of the trap is at least 1 in 25 4 mm lower than the drain pan condensate connection to prevent the pan from overflowing See Fig 7 Prime the trap with water When using agravel apro...

Страница 9: ...joint when making pipe connections Use only pipe dope that is resistant to action of liquefied petroleum gases as specified by local and or national codes Never use Teflon tape 4 Install sediment tra...

Страница 10: ...nd power up unit NOTE The design and installation of the duct system must be in accordance with the standards of the NFPA for installation of nonresidence type air conditioning and ventilating systems...

Страница 11: ...when the standard power and low voltage entry points are used See Fig 3 and 4 for acceptable location See unit wiring label and Fig 11 for reference when making high voltage connections Proceed as fol...

Страница 12: ...rate compressor or provide any electric power to unit unless compressor terminal cover is in place and secured 3 Do not remove compressor terminal cover until all electrical sources are disconnected a...

Страница 13: ...e Refer to unit rating plate for required charge Step 2 Start up Heating and Make Adjustments Complete the required procedures given in the Pre Start Up section before starting the unit Do not jumper...

Страница 14: ...h only a minor change in the manifold pressure is required Observe manifold pressure and proceed as follows to adjust gas input 1 Removecoverscrewoverregulatoradjustmentscrew ongas valve 2 Turn regula...

Страница 15: ...15 A07230 Fig 15 208 230 1 60 Wiring Diagram 48ES...

Страница 16: ...16 A07232 Fig 16 208 230 3 60 Wiring Diagram 48ES...

Страница 17: ...17 A07231 Fig 17 460 3 60 Wiring Diagram 48ES...

Страница 18: ...e rollout switch reaches the maximum allowable temperature the control circuit trips closing the gas valve and stopping gas flow to the burners The indoor evaporator fan motor IFM and induced draft mo...

Страница 19: ...tions and adjusted properly Airflow can be changed using the User Interface ELECTRICAL SHOCK HAZARD Failure to follow this warning could result in personal injury or death Disconnect electrical power...

Страница 20: ...a gauge to the service port 2 Measure the Liquid line temperature by attaching a temperature sensing device to it 3 Insulate the temperature sensing device so that the Outdoor Ambient doesn t affect...

Страница 21: ...9 994 917 837 702 570 442 Heating Rise oF C 54 30 58 32 62 34 68 38 NA NA NA NA NA Medium Watts 503 491 479 461 450 436 418 404 389 CFM 1320 1244 1162 1081 1005 897 767 662 541 Heating Rise oF C 51 28...

Страница 22: ...729 1647 1496 Heating Rise oF C 31 17 32 18 33 18 34 19 36 20 37 21 39 22 41 23 45 25 48ES N 060115 35 65 19 36 Low1 Watts 786 769 754 736 722 705 684 658 616 CFM 2027 1960 1901 1821 1759 1693 1616 15...

Страница 23: ...necessary AIR FILTER IMPORTANT Never operate the unit without a suitable air filter in the return air duct system Always replacethe filterwith thesame dimensional size and type as originally installed...

Страница 24: ...ses Observe the main burner flames and adjust if necessary Removal of Gas Train To remove the gas train for servicing 1 Shut off main gas valve 2 Shut off power to unit and install lockout tag 3 Remov...

Страница 25: ...function has occurred check each electrical component with the proper electrical instrumentation Refer to the unit wiring label when making these checks REFRIGERANT CIRCUIT Annually inspect all refrig...

Страница 26: ...t extreme high pressure The relief port has an operating range between 550 26 34 kPa and 625 psi 29 93 kPa differential pressure The Copeland scroll compressor uses Mobil 3MAF POE oil Copeland Ultra 2...

Страница 27: ...ow side with 550 psig low side retard S Use hoses with 700 psig service pressure rating S Leak detectors should be designed to detect HFC refrigerant S Puron as with other HFCs is only compatible with...

Страница 28: ...or Replace and determine cause Insufficient line voltage Determine cause and correct Blocked outdoor coil Determine cause and correct Defective run start capacitor Determine cause and replace Faulty o...

Страница 29: ...te ensure temperature rise is correct Ensure unit s external static pressure is within application guide lines Limit switch faults LED 2 flashes High temperature limit switch is open Check the operati...

Страница 30: ...________ COMPRESSOR AMPS_________________________________ INDOOR EVAPORATOR FAN AMPS___________ TEMPERATURES OUTDOOR CONDENSER AIR TEMPERATURE ___________DB RETURN AIR TEMPERATURE ___________DB ______...

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