Carrier 50EY User Manual download pdf (Page 55)

START-UP CHECKLIST

MODEL NO.:

SOFTWARE VERSION (SEE FIG. 15)

DATE:

SERIAL NO.:

TECHNICIAN:

PRE-START-UP:

M VERIFY THAT DIP SWITCH SETTINGS ARE CORRECT

M VERIFY THAT ALL PACKING MATERIALS HAVE BEEN REMOVED FROM UNIT

M REMOVE ALL SHIPPING HOLDDOWN BOLTS AND BRACKETS PER INSTRUCTIONS

M VERIFY INSTALLATION OF ECONOMIZER HOOD

M VERIFY INSTALLATION OF ALL OPTIONS AND ACCESSORIES

M VERIFY THAT CONDENSATE CONNECTION IS INSTALLED PER INSTRUCTIONS

M VERIFY THAT ALL ELECTRICAL CONNECTIONS AND TERMINALS ARE TIGHT

M CHECK THAT INDOOR-AIR FILTER IS CLEAN AND IN PLACE

M VERIFY THAT UNIT IS LEVEL WITHIN TOLERANCES

M CHECK FAN WHEELS AND PROPELLERS FOR LOCATION IN HOUSING/ORIFICE, AND VERIFY SET SCREW

IS TIGHT

M VERIFY THAT FAN SHEAVES ARE ALIGNED AND BELTS ARE PROPERLY TENSIONED

M VERIFY THAT SUCTION, DISCHARGE, AND LIQUID LINE SERVICE VALVES ON EACH CIRCUIT ARE OPEN

START-UP

ELECTRICAL

SUPPLY VOLTAGE L1-L2 L2-L3 L3-L1

COMPRESSOR AMPS — COMPRESSOR NO. 1 L1 L2 L3

— COMPRESSOR NO. 2 L1 L2 L3

SUPPLY FAN AMPS (CV) EXHAUST FAN AMPS

(VAV) *

*VAV fan supply amps reading must be taken with a true RMS meter for accurate readings.

ELECTRIC HEAT AMPS (IF SO EQUIPPED) L1 L2 L3

TEMPERATURES

OUTDOOR-AIR TEMPERATURE F DB (Dry-Bulb)

RETURN-AIR TEMPERATURE F DB F WB (Wet-Bulb)

COOLING SUPPLY AIR F

ELECTRIC HEAT SUPPLY AIR (IF SO EQUIPPED) F

PRESSURES

REFRIGERANT SUCTION CIRCUIT NO. 1 PSIG CIRCUIT NO. 2 PSIG

REFRIGERANT DISCHARGE CIRCUIT NO. 1 PSIG CIRCUIT NO. 2 PSIG

M VERIFY REFRIGERANT CHARGE USING CHARGING CHARTS ON PAGE 45

CL-1

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Carrier 50EY User Manual Page 55