Carrier SINGLE PACKAGE ROOFTOP UNITS ELECTRIC COOLING/GAS HEATING EY024-048 - Manual (Page 63)

START-UP CHECKLIST
MODEL NO.:
SOFTWARE VERSION (SEE FIG. 16)
DATE:
SERIAL NO.:
TECHNICIAN:
PRE-START-UP:
Ⅺ VERIFY THAT DIP SWITCH SETTINGS ARE CORRECT
Ⅺ VERIFY THAT ALL PACKING MATERIALS HAVE BEEN REMOVED FROM UNIT
Ⅺ REMOVE ALL SHIPPING HOLDDOWN BOLTS AND BRACKETS PER INSTRUCTIONS
Ⅺ VERIFY INSTALLATION OF ECONOMIZER HOOD
Ⅺ VERIFY INSTALLATION OF ALL OPTIONS AND ACCESSORIES
Ⅺ VERIFY THAT CONDENSATE CONNECTION IS INSTALLED PER INSTRUCTIONS
Ⅺ VERIFY THAT ALL ELECTRICAL CONNECTIONS AND TERMINALS ARE TIGHT
Ⅺ CHECK GAS PIPING FOR LEAKS
Ⅺ CHECK THAT INDOOR-AIR FILTERS ARE CLEAN AND IN PLACE
Ⅺ VERIFY THAT UNIT IS LEVEL WITHIN TOLERANCES
Ⅺ CHECK FAN WHEELS AND PROPELLERS FOR LOCATION IN HOUSING/ORIFICE, AND VERIFY SETSCREW
IS TIGHT
Ⅺ VERIFY THAT FAN SHEAVES ARE ALIGNED AND BELTS ARE PROPERLY TENSIONED
Ⅺ VERIFY THAT SUCTION, DISCHARGE, AND LIQUID 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.
Ⅺ ADJUST VARIABLE FREQUENCY DRIVE (VFD) TO APPLICATION REQUIREMENTS.
TEMPERATURES
OUTDOOR-AIR TEMPERATURE
F DB (Dry Bulb)
RETURN-AIR TEMPERATURE F DB F WB (Wet Bulb)
COOLING SUPPLY AIR F
GAS HEAT SUPPLY AIR F
PRESSURES
GAS INLET PRESSURE IN. WG
GAS MANIFOLD PRESSURE STAGE NO. 1 IN. WG STAGE NO. 2 IN. WG
REFRIGERANT SUCTION CIRCUIT NO. 1 PSIG CIRCUIT NO. 2 PSIG
REFRIGERANT DISCHARGE CIRCUIT NO. 1 PSIG CIRCUIT NO. 2 PSIG
Ⅺ VERIFY REFRIGERANT CHARGE USING CHARGING CHARTS ON PAGE 48
CL-1