Carrier 50TFQ008-012 specifications START-UP Checklist, Preliminary Information, Iii. Start-Up

Page 56

START-UP CHECKLIST

(Remove and Store in Job File)

I. PRELIMINARY INFORMATION

MODEL NO.: __________________________________

SERIAL NO.: ______________________________________

DATE: ________________________________________

TECHNICIAN: _____________________________________

BUILDING LOCATION: _________________________

 

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

VERIFY THAT CONDENSATE CONNECTION IS INSTALLED PER INSTALLATION INSTRUCTIONS

CHECK ALL ELECTRICAL CONNECTIONS AND TERMINALS FOR TIGHTNESS

CHECK THAT RETURN (INDOOR) AIR FILTERS ARE CLEAN AND IN PLACE

VERIFY THAT UNIT INSTALLATION IS LEVEL

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

CHECK PULLEY ALIGNMENT AND BELT TENSION PER INSTALLATION INSTRUCTIONS

￿VERIFY INSTALLATION OF ECONOMIZER HOOD (IF EQUIPPED)

III.START-UP:

ELECTRICAL

SUPPLY VOLTAGE

L1-L2

 

L2-L3

 

L3-L1

CIRCUIT 1 COMPRESSOR AMPS L1

 

L2

 

L3

CIRCUIT 2 COMPRESSOR AMPS L1

 

L2

 

L3

INDOOR-FAN AMPS

L1

 

L2

 

L3

TEMPERATURES

 

 

 

 

OUTDOOR-AIR TEMPERATURE

 

DB

 

WB

RETURN-AIR TEMPERATURE

 

DB

 

WB

COOLING SUPPLY AIR

 

DB

 

WB

PRESSURES (COOLING MODE)

 

 

 

 

REFRIGERANT SUCTION, CIRCUIT 1

 

PSIG

 

F

REFRIGERANT SUCTION, CIRCUIT 2

 

PSIG

 

F

REFRIGERANT DISCHARGE, CIRCUIT 1

 

PSIG

 

F

REFRIGERANT DISCHARGE, CIRCUIT 2

 

PSIG

 

F

VERIFY THAT 3-PHASE SCROLL COMPRESSOR IS ROTATING IN THE CORRECT DIRECTION (SIZE 012 ONLY) VERIFY REFRIGERANT CHARGE USING COOLING CHARGING CHARTS ON PAGES 48 AND 49.

￿GENERAL

SET ECONOMIZER MINIMUM VENT AND CHANGEOVER SETTINGS TO MATCH JOB REQUIREMENTS (IF EQUIPPED)

Copyright 2005 Carrier Corporation

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

Book

1

4

Catalog No. 04-53500019-01

Printed in U.S.A.

Form 50TFQ-9SI

Pg CL-1

9-05

Replaces: 50TFQ-7SI

Tab

5a

5a

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -- - - - - - - - - - - - - - - - - - - - CUT ALONG DOTTED LINECUT ALONG DOTTED LINE

Image 56
Contents Installation ContentsSafety Considerations Roof Curb Details Unit Leveling Tolerances Rigging Details Physical Data Unit Size 50TFQBase Unit Dimensions Make Electrical Connections Electric Heating Capacities Electrical Data Units Without Electrical Convenience OutletSIZE† Electrical Data Units With Electrical Convenience Outlet 81/2 TonsOFM IFM Heat SIZE† Unit Size Adjust Factory-Installed Options Stage Heat Anticipator Settings208/230 460 575 Outdoor-Air Hood Details PremierLink Sensor Usage PremierLink ControllerPremierLink Controller Installed For Differential EconoMi$er IV Component Locations Outdoor-Air Hood Construction EconoMi$er2 with 4 to 20 mA Control Wiring Supply Air Sensor Temperature Resistance Values EconoMi$er IV Sensor UsageEconoMi$er IV Controller Potentiometer LED Locations Enthalpy Changeover Set Points Page CO2 Sensor Standard Settings UrationTypical Belt-Drive Motor Mounting for Size Size 008 Fan Motor PerformanceFan Rpm at Motor Pulley Settings Electric Heater Static Pressure* in. wg 50TFQ008-012External Static Pressure in. wg Rpm Bhp Watts 2250 511 5382300 519 567 2400 534 630Rpm Bhp Watts 2250 511 538 591 697 660 864 2300 519 567 597 729 666 9002400 534 630 611 798 678 974 2500 550 698 624 872Airflow Rpm Bhp Watts 2550 557 733 631 910 38003900 4000 4100 4200 4250 Rpm Bhp Watts 25503100 646 1217 711 1428 770 1645 825 1869 3200 662 1324 726 1542 784 1765 838 19943300 679 1438 741 1663 798 1892 851 2126 3400 695 1558 756 1790 812 2025Rpm Bhp Watts 3000 556 604 623 748 684 891 3100 569 656 636 8053200 583 712 648 865 3300 597 770 661 9293600 639 967 700 1140 754 1312 805 1484 3700 654 1040 713 1218 767 1395 817 15713800 668 1116 726 1299 779 1481 828 1662 3900 683 1197 739 1385 792 1572 840 17583500 625 898 687 1066 742 1233 794 1400 3900 683 1197 739 1385 792 15724200 726 1462 780 1665 1132 3555 4500Rpm Bhp Watts 2250 465 459 555 621 2300 471 483 560 6482400 483 534 570 705 2500 495 588 581 767Rpm Bhp Watts 2250 465 459 555 621 629 786 2300 471 483 560 648 634 8172400 483 534 570 705 644 880 2500 495 588 581 767 653 948Airflow 3900 675 1828 Rpm Bhp Watts 2550 501 617 586 799 658 9833800 662 1705 Airflow Rpm Bhp Watts 3000 523 541 592 680 657 825 3100 536 587 603 730 666 8793200 549 637 614 783 676 936 3300 562 689 626 839Airflow General Notes for FAN Performance Data Tables PRE-START-UP START-UPOperating Sequence DX Cooling Temperature Control Example Service Cleaning Outdoor CoilLubrication Troubleshooting Cooling Charging Chart, 50TFQ009Page Typical Unit Wiring Schematic 208/203-3-60 Unit Shown Heating and Cooling Troubleshooting Terminal† EconoMi$er IV Input/Output LogicDemand Control Enthalpy Index Mounting Compressor UnitPage III. START-UP START-UP ChecklistPreliminary Information