Controls, Start-Up, Operation, Service and ... - Climayoreo

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Copyright 2010 Carrier Corporation UNIT START-UP CHECKLIST MODEL NO.: _________________________________ SERIAL NO.: ______________________________________ SOFTWARE VERSION: ________________________ DATE: _______________________________________ TECHNICIAN: ____________________________________ 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 (48P ONLY) CHECK THAT RETURN-AIR FILTER AND OUTDOOR-AIR FILTERS ARE CLEAN AND IN PLACE VERIFY THAT UNIT IS LEVEL WITHIN TOLERANCES FOR PROPER CONDENSATE 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 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 __________ F DB (Dry Bulb) RETURN-AIR TEMPERATURE __________ F DB__________ F WB (Wet Bulb) COOLING SUPPLY AIR __________ F GAS HEAT SUPPLY AIR __________ F (48P ONLY) ELECTRIC HEAT SUPPLY AIR PRESSURES __________ F (50P ONLY, IF EQUIPPED) GAS INLET PRESSURE __________ IN. WG (48P ONLY) GAS MANIFOLD PRESSURE STAGE NO. 1 __________ IN. WG STAGE NO. 2 __________IN. WG (48P ONLY) REFRIGERANT SUCTION CIRCUIT NO. 1 __________ PSIG CIRCUIT NO. 2__________ PSIG REFRIGERANT DISCHARGE CIRCUIT NO. 2 __________ PSIG CIRCUIT NO. 2__________ PSIG ______________________ VERIFY REFRIGERANT CHARGE. Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice <strong>and</strong> without incurring obligations. Catalog No. 04-53480071-01 Printed in U.S.A. Form 48/50P-2T Pg CL-8 1-10 Replaces: 48/50P-1T - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -- - - - - - - - - - - - - - - - - - - - CUT ALONG DOTTED LINE CUT ALONG DOTTED LINE
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Controls, Start-Up, Operation, Serv
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WARNING What to do if you smell gas
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and the ENTER keys until the desire
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START-UP IMPORTANT: Do not attempt
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Table 4 — Fan Performance — 48P
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AIRFLOW (cfm) Table 10 — Fan Perf
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AIRFLOW (Cfm) LEGEND Table 18 — F
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AIRFLOW (cfm) LEGEND Bhp — Brake
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HIGH-EFFICIENCY MOTORS Nominal Maxi
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2. Under the Setpoints menu, set th
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would use Period 2 and set days Sat
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there is a loss of communication be
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and when ON, the control sets a cap
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System Mode Test — When the syste
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Table 31 — Unit Configuration ITE
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SETTING UP THE SYSTEM Machine Contr
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High SST Alert Delay Time (H.SST)
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Table 36 — Cool/Heat Set Point Of
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Table 38 — Run Status Cool Displa
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To use Demand Limiting, select the
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Size 050, 055, 060 Contactor OFM(s)
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Whenever the outdoor ambient temper
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Demand Level Low Heat Off Offset (L
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Limit Switch Low Temp (SW.L.T) —
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STAGE Table 49 — IGC LED Indicato
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Table 50 — Static Pressure Contro
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Table 53 — Dirty Filter Switch Po
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NOTE: If the user wishes to disable
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the economizer modulates when attem
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P = K * BP.P * (error) I = K * BP.I
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its smoke. Closing the economizer (
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Table 57 — Indoor Air Quality Con
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Table 58 — Humidity Configuration
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The default sensor is the return ai
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TEMPERATURE COMPENSATED START LOGIC
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Sensor Trim Configuration — The T
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SUPPLY FAN VFD CONFIGURATION — Th
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REMOTE SWITCH LOGIC CONFIGURATION (
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Alarms and Alarm History for for an
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Transducer Troubleshooting — The
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Table 75 — 10K Thermistor vs Resi
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TEMP RESISTANCE (F) (Ohms) -25 98,0
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PRESSURE (PSIG) Table 80 — Suctio
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Table 81 — Discharge Pressure Tra
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Table 82 — Auto View of Run Statu
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Table 84 — Cooling Information Di
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equalize compressor oil levels. If
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Table 91 — Alert and Alarm Codes
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T072 (Evaporator Discharge Reset Se
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This alarm will disable mechanical
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This is the reverse of the Pressuri
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117 a48-8408 Fig. 19 — Typical Po
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OD ENTHALPY SWITCH LOW REMOTE OCCUP
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Fig. 23 — Typical Electric Heat U
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123 Fig. 25 — Typical Gas Heat Se
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125 Fig. 27 — Component Arrangeme
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ACCSY — Accessory ACC’Y — Acc
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Table 93 — Rooftop Control Board
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Table 96 — Control Expansion Modu
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LEGEND IAQ — Indoor Air Quality V
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the motor position to be configured
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TIME EWT LWT SETP Run Status Servic
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Fig. 37 — Door Latch Fig. 38 —
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SUPPLY FAN AND POWER EXHAUST MOTOR
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Routine cleaning of coil surfaces i
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Saturated Discharge Temperature (de
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Page 163 and 164: Gas System Adjustment (48P Only) GA
Page 165 and 166: APPENDIX A — LOCAL DISPLAY TABLES
Page 177 and 178: APPENDIX B — CCN TABLES (cont) ST
Page 179 and 180: APPENDIX B — CCN TABLES (cont) ST
Page 181 and 182: APPENDIX B — CCN TABLES (cont) SE
Page 187 and 188: APPENDIX B — CCN TABLES (cont) MA
Page 189 and 190: APPENDIX B — CCN TABLES (cont) MA
Page 191 and 192: TESTACTC TESTCOOL TESTFANS TESTHEAT
Page 193 and 194: APPENDIX C — UNIT STAGING TABLES
Page 195 and 196: * 41 for Supply Fan Motor VFD, 42 f
Page 197 and 198: Fig. B — VFD Keypad START UP WITH
Page 199 and 200: Upload All Parameters — To upload
Page 201 and 202: To replace the main fan for frame s
Page 203 and 204: ALARM CODE ALARM NAME IN PANEL 2001
Page 205 and 206: APPENDIX E — MODE SELECTION PROCE
Page 207 and 208: CONTROLS SET POINT AND CONFIGURATIO
Page 213: CONTROLS SET POINT AND CONFIGURATIO
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Controls, Start-Up, Operation, Service and ... - Climayoreo

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