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207
UNIT START-UP CHECKLIST
MODEL NO.:
DATE:
______________
SERIAL NO: _____________________________________
TECHNICIAN: ___________________________________
I. PRE-START-UP:
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VERIFY THAT ALL PACKAGING MATERIALS HAVE BEEN REMOVED FROM UNIT
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VERIFY INSTALLATION OF OUTDOOR AIR HOOD
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VERIFY INSTALLATION OF FLUE EXHAUST AND INLET HOOD (48PG and PM ONLY)
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VERIFY THAT CONDENSATE CONNECTION IS INSTALLED PER INSTALLATION INSTRUCTIONS
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VERIFY THAT ALL ELECTRICAL CONNECTIONS AND TERMINALS ARE TIGHT
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VERIFY GAS PRESSURE TO UNIT GAS VALVE IS WITHIN SPECIFIED RANGE (48PG and PM ONLY)
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CHECK GAS PIPING FOR LEAKS (48PG AND 48PM)
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CHECK THAT INDOOR--AIR FILTERS ARE CLEAN AND IN PLACE
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CHECK THAT OUTDOOR AIR INLET SCREENS ARE IN PLACE
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VERIFY THAT UNIT IS LEVEL
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CHECK FAN WHEELS AND PROPELLER FOR LOCATION IN HOUSING/ORIFICE AND VERIFY SETSCREW IS TIGHT
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VERIFY THAT FAN SHEAVES ARE ALIGNED AND BELTS ARE PROPERLY TENSIONED
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VERIFY THAT SCROLL COMPRESSORS ARE ROTATING IN THE CORRECT DIRECTION
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VERIFY INSTALLATION OF THERMOSTAT/SPACE SENSOR
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VERIFY CONFIGURATION VALUES FOR ELECTRONIC CONTROLS (REFER TO CONTROL SET UP CHECKLIST)
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VERIFY THAT CRANKCASE HEATERS HAVE BEEN ENERGIZED FOR AT LEAST 24 HOURS
II. START-UP
ELECTRICAL
SUPPLY VOLTAGE
L1-L2
L2-L3
L3-L1
COMPRESSOR AMPS — COMPRESSOR A1
L1
L2
L3
—COMPRESSOR B1
L1
L2
L3
— COMPRESSOR C1
L1
L2
L3
ELECTRIC HEAT AMPS (IF EQUIPPED)
L1
L2
L3
SUPPLY FAN AMPS
_______
L1
L2
L3
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 (48PG AND PM )
F
ELECTRIC HEAT SUPPLY AIR (50PG AND PM)
F
PRESSURES
GAS INLET PRESSURE
IN. WG
GAS MANIFOLD PRESSURE
STAGE NO. 1
IN. WG
STAGE NO. 2
IN. WG
REFRIGERANT SUCTION
CIRCUIT A
PSIG
CIRCUIT B
PSIG
CIRCUIT C
PSIG
REFRIGERANT DISCHARGE
CIRCUIT A
PSIG
CIRCUIT B
PSIG
CIRCUIT C
PSIG
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VERIFY REFRIGERANT CHARGE USING CHARGING CHARTS
GENERAL
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ECONOMIZER MINIMUM VENT AND CHANGEOVER SETTINGS TO JOB REQUIREMENTS
48/
50P
G
and
P
M
Summary of Contents for 48/50PG Series
Page 32: ...32 C07009 Fig 20 Air Baffle Dimensions 48 50PG03 16 48 50PG and PM...
Page 33: ...33 C08077 Fig 21 Air Baffle Dimensions 48 50PG20 28 and 48 50PM16 28 48 50PG and PM...
Page 58: ...58 C08549 Fig 28 48PG03 16 Control Wiring Schematic 48 50PG and PM...
Page 59: ...59 C08550 Fig 29 50PG03 16 Control Wiring Schematic 48 50PG and PM...
Page 64: ...64 C08471 Fig 34 Typical 48PG and PM16 28 Control Schematic 48PM16 28 Shown 48 50PG and PM...
Page 66: ...66 C08557 Fig 36 Typical 50PG and PM16 28 Control Schematic 50PG20 28 Shown 48 50PG and PM...
Page 68: ...68 C08558 Fig 38 Typical 48 50PG and PM16 28 Power Schematic 48 50PM16 28 Shown 48 50PG and PM...
Page 72: ...72 C08565 Fig 42 Typical 48 50PG20 28 Component Arrangement 48 50PG20 24 Shown 48 50PG and PM...
Page 73: ...73 C08067 Fig 43 48 50PM16 28 Component Arrangement 48 50PG and PM...
Page 74: ...74 C08562 Fig 44 48 50PM16 28 with Humidi MiZert Component Arrangement 48 50PG and PM...
Page 208: ...208 48 50PG and PM...