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 HOLDDOWN BOLTS AND BRACKETS PER INSTALLATION INSTRUCTIONS VERIFY THAT CONDENSATE CONNECTION IS INSTALLED PER INSTALLATION INSTRUCTIONS CHECK ALL ELECTRICAL CONNECTIONS AND TERMINALS FOR TIGHTNESS

CHECK THAT INDOOR 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

L1-L2

 

 

 

 

 

 

 

 

L2-L3

 

 

 

L3-L1

COMPRESSOR AMPS

L1

 

 

 

 

 

 

 

 

L2

 

 

 

L3

INDOOR FAN AMPS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TEMPERATURES

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OUTDOOR-AIR TEMPERATURE

 

 

 

 

 

 

 

 

 

DB

 

 

 

 

RETURN-AIR TEMPERATURE

 

 

 

 

 

 

 

 

 

DB

 

 

 

WB

COOLING SUPPLY AIR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRESSURES

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

REFRIGERANT SUCTION

 

 

 

 

 

 

 

 

PSIG

 

 

 

 

REFRIGERANT DISCHARGE

 

 

 

 

 

 

 

 

PSIG

 

 

 

 

VERIFY THAT 3-PHASE SCROLL COMPRESSOR (50SS048,060; 50SX036-060 UNITS ONLY) IS ROTATING IN CORRECT DIRECTION

VERIFY REFRIGERANT CHARGE USING CHARGING CHARTS ON PAGES 28-33.

Copyright 1995 Carrier Corporation

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

Book

1

4

 

PC 111

Catalog No. 535-022

Printed in U.S.A.

Form 50SS,SX-4SI

Pg CL-1

5-95

Replaces: 50SS,SX-3SI

Tab

1b

6b

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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

Page 48
Image 48
Carrier 50SX024-060, 50SS018-060 owner manual Remove and Store in Job File, Preliminary Information, Iii. Start-Up