Carrier 48AJ Benutzerhandbuch
CL-1
START-UP CHECKLIST
MODEL NO.: _________________________________
SERIAL NO.: ______________________________________
SOFTWARE VERSION (SEE FIG. 27): ____________
TECHNICIAN: ____________________________________
DATE: _______________________________________
PRE-START-UP:
VERIFY THAT DIP SWITCH SETTINGS ARE CORRECT
VERIFY THAT ALL PACKING MATERIALS HAVE BEEN REMOVED FROM UNIT
REMOVE ALL COMPRESSOR SHIPPING HOLDDOWN BOLTS AND BRACKETS PER INSTRUCTIONS
VERIFY INSTALLATION OF ECONOMIZER HOOD
VERIFY INSTALLATION OF ALL OPTIONS AND ACCESSORIES
VERIFY THAT ALL ELECTRICAL CONNECTIONS AND TERMINALS ARE TIGHT
CHECK GAS PIPING FOR LEAKS
CHECK THAT RETURN-AIR FILTER AND OUTDOOR-AIR FILTERS ARE CLEAN AND IN PLACE
VERIFY THAT UNIT IS LEVEL WITHIN TOLERANCES FOR PROPER CONDENSER DRAINAGE
CHECK FAN WHEELS AND PROPELLERS FOR LOCATION IN HOUSING/ORIFICE, AND SETSCREW IS TIGHT
VERIFY THAT FAN SHEAVES ARE ALIGNED AND BELTS ARE PROPERLY TENSIONED
VERIFY THAT SUCTION, DISCHARGE, AND LIQUID SERVICE VALVES ON EACH CIRCUIT ARE OPEN
VERIFY THAT CRANKCASE HEATERS HAVE BEEN ON 24 HOURS BEFORE START-UP.
VERIFY THAT ALL PACKING MATERIALS HAVE BEEN REMOVED FROM UNIT
REMOVE ALL COMPRESSOR SHIPPING HOLDDOWN BOLTS AND BRACKETS PER INSTRUCTIONS
VERIFY INSTALLATION OF ECONOMIZER HOOD
VERIFY INSTALLATION OF ALL OPTIONS AND ACCESSORIES
VERIFY THAT ALL ELECTRICAL CONNECTIONS AND TERMINALS ARE TIGHT
CHECK GAS PIPING FOR LEAKS
CHECK THAT RETURN-AIR FILTER AND OUTDOOR-AIR FILTERS ARE CLEAN AND IN PLACE
VERIFY THAT UNIT IS LEVEL WITHIN TOLERANCES FOR PROPER CONDENSER DRAINAGE
CHECK FAN WHEELS AND PROPELLERS FOR LOCATION IN HOUSING/ORIFICE, AND SETSCREW IS TIGHT
VERIFY THAT FAN SHEAVES ARE ALIGNED AND BELTS ARE PROPERLY TENSIONED
VERIFY THAT SUCTION, DISCHARGE, AND LIQUID SERVICE VALVES ON EACH CIRCUIT ARE OPEN
VERIFY THAT CRANKCASE HEATERS HAVE BEEN ON 24 HOURS BEFORE START-UP.
START-UP:
ELECTRICAL
SUPPLY VOLTAGE
SUPPLY VOLTAGE
L1-L2
__________
L2-L3
__________
L3-L1
__________
COMPRESSOR AMPS — COMPRESSOR NO. 1 L1
__________
L2
__________
L2 _________
COMPRESSOR AMPS — COMPRESSOR NO. 2 L1
__________
L2
__________
L2 _________
SUPPLY FANS AMPS
(CV)
________
EXHAUST FAN AMPS __________
(VAV)
________ *
*VAV fan supply amps reading must be taken with a true RMS meter for accurate readings.
TEMPERATURES
OUTDOOR-AIR TEMPERATURE
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
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. 2 __________ PSIG
CIRCUIT NO. 2__________ PSIG
VERIFY REFRIGERANT CHARGE USING CHARGING CHARTS ON PAGES 93 AND 94.