Carrier 38AQ Specifications download pdf (Page 31)

I. PRELIMINARY INFORMATION

OUTDOOR UNIT: MODEL NO.

INDOOR UNIT: MODEL NO.

ADDITIONAL ACCESSORIES

II. PRE-START-UP

OUTDOOR UNIT

IS THERE ANY SHIPPING DAMAGE'? (Y/N)

IF SO, WHERE:

START-UP CHECKLIST

SERIAL NO.:

WILL THIS DAMAGE PREVENT UNIT START-UP? (Y/N)

CHECK POWER SUPPLY. DOES IT AGREE WITH UNIT'? (Y/N)

HAS THE GROUND WIRE BEEN CONNECTED'? (Y/N)

HAS THE CIRCUIT PROTECTION BEEN SIZED AND INSTALLED PROPERLY'? (Y/N)_

ARE THE POWER WIRES TO THE UNIT SIZED AND INSTALLED PROPERLY'? (Y/N)

HAVE COMPRESSOR HOLDDOWN BOLTS BEEN LOOSENED (Snubber washers are snug, but not tight)'?

(Y/N)

CONTROLS

ARE THERMOSTAT AND INDOOR FAN CONTROL WIRING

CONNECTIONS MADE AND CHECKED'? (Y/N)

ARE ALL WIRING TERMINALS (including main power supply) TIGHT'? (Y/N)

HAS CRANKCASE HEATER BEEN ENERGIZED FOR 24 HOURS'? (Y/N)

INDOOR UNIT

HAS WATER BEEN PLACED IN DRAIN PAN TO CONFIRM PROPER DRAINAGE'? (Y/N)

ARE PROPER AIR FILTERS IN PLACE'? (Y/N)

HAVE FAN AND MOTOR PULLEYS BEEN CHECKED FOR PROPER ALIGNMENT'? (Y/N)

DO THE FAN BELTS HAVE PROPER TENSION'? (Y/N)

HAS CORRECT FAN ROTATION BEEN CONFIRMED'? (Y/N).

PIPING

HAVE LEAK CHECKS BEEN MADE AT COMPRESSOR, OUTDOOR UNIT. INDOOR UNIT.

TXVs (Thermostatic Expansion Valves), SOLENOID VALVES, FILTER DRIERS, AND FUSIBLE

PLUGS WITH A LEAK DETECTOR'? (Y/N)

LOCATE, REPAIR, AND REPORT ANY LEAKS.

HAVE ALL COMPRESSOR SERVICE VALVES BEEN FULLY OPENED (BACKSEATED)? (Y/N)

HAS LIQUID LINE SERVICE VALVE BEEN OPENED'? (Y/N)

IS THE OIL LEVEL IN COMPRESSOR CRANKCASE VISIBLE IN THE COMPRESSOR SIGHT GLASS'?

(Y/N)

CHECK VOLTAGE IMBALANCE

LINE-TO-LINE VOLTS: AB V AC V BC V

(AB + AC + BC)/3 = AVERAGE VOLTAGE = V

MAXIMUM DEVIATION FROM AVERAGE VOLTAGE = V

VOLTAGE IMBALANCE = 100 X (MAX DEVIATION)/(AVERAGE VOLTAGE) = %

IF OVER 2% VOLTAGE IMBALANCE, DO NOT ATTEMPT TO START SYSTEM!

CALL LOCAL POWER COMPANY FOR ASSISTANCE.

CL-l

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Carrier 38AQ Specifications Page 31

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