Unit Start-Up Checklist - Bryant 581J-17-28 Service And Maintenance Instructions

Gas heat rooftop package nominal 15 to 25 tons with puron (r-410a) refrigerant

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Table of Contents

I. PRELIMINARY INFORMATION:

MODEL NO.:

DATE:

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

VERIFY THAT JOBSITE VOLTAGE AGREES WITH VOLTAGE LISTED ON RATING PLATE

VERIFY THAT ALL PACKAGING MATERIALS HAVE BEEN REMOVED FROM UNIT

REMOVE ALL SHIPPING HOLD DOWN BOLTS AND BRACKETS PER INSTALLATION INSTRUCTIONS

VERIFY THAT CONDENSATE CONNECTION IS INSTALLED PER INSTALLATION INSTRUCTIONS

VERIFY THAT FLUE HOOD IS INSTALLED

CHECK REFRIGERANT PIPING FOR INDICATIONS OF LEAKS; INVESTIGATE AND REPAIR IF NECESSARY

CHECK GAS PIPING FOR LEAKS

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 TO ENSURE THAT ELECTRICAL WIRING IS NOT IN CONTACT WITH REFRIGERANT LINES OR

SHARP METAL EDGES

VERIFY PULLEY ALIGNMENT AND BELT TENSION PER INSTALLATION INSTRUCTIONS

III. START-UP

(REFER TO UNIT SERVICE/MAINTENANCE MANUAL FOR INSTRUCTIONS)

ELECTRICAL

SUPPLY VOLTAGE

CIRCUIT 1 COMPRESSOR AMPS

CIRCUIT 2 COMPRESSOR AMPS

INDOOR FAN AMPS

OUTDOOR FAN AMPS

TEMPERATURES

OUTDOOR-AIR TEMPERATURE

RETURN-AIR TEMPERATURE

COOLING SUPPLY AIR

GAS HEAT SUPPLY AIR

PRESSURES

GAS INLET PRESSURE

GAS MANIFOLD PRESSURE

REFRIGERANT SUCTION, CIRCUIT 1

REFRIGERANT SUCTION, CIRCUIT 2

REFRIGERANT DISCHARGE, CIRCUIT 1

REFRIGERANT DISCHARGE, CIRCUIT 2

VERIFY THAT 3−PHASE FAN MOTOR AND BLOWER ARE ROTATING IN CORRECT DIRECTION

VERIFY THAT 3−PHASE SCROLL COMPRESSOR IS ROTATING IN CORRECT DIRECTION

VERIFY REFRIGERANT CHARGE USING CHARGING CHARTS

GENERAL

SET ECONOMIZER MINIMUM VENT AND CHANGEOVER SETTINGS TO MATCH JOB REQUIREMENTS

(IF EQUIPPED)