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

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Saturated Discharge Temperature (deg F) Saturated Discharge Temperature (deg F) 150 145 140 135 130 125 120 115 110 105 100 95 90 85 75 Ton HIGH CAP CIRCUIT A Charging Chart All Compressors on a Circuit Must be Operating All Outdoor Fans Must be Operating 80 55 60 65 70 75 80 85 90 95 100 105 110 115 120 150 145 140 135 130 125 120 115 110 105 100 95 90 85 80 Reduce Charge if Above Curve Outdoor Air Temperature (deg F) 158 Add Charge if Below Curve Fig. 80 — Charging Chart — 48/50P075 High-Capacity Units — Circuit A 75 Ton HIGH CAP CIRCUIT B Charging Chart All Compressors on a Circuit Must be Operating All Outdoor Fans Must be Operating Reduce Charge if Above Curve SST= 60 F SST= 45 F SST= 30 F a48-8546 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Outdoor Air Temperature (deg F) Add Charge if Below Curve Fig. 81 — Charging Chart — 48/50P075 High-Capacity Units — Circuit B a48-8547 SST= 60 F SST= 45 F SST= 30 F
Saturated Discharge Temperature (deg F) Saturated Discharge Temperature (deg F) 150 145 140 135 130 125 120 115 110 105 100 95 90 85 80 150 145 140 135 130 125 120 115 110 105 100 95 90 85 80 90 Ton STD CAP CIRCUIT A Charging Chart All Compressors on a Circuit Must be Operating All Outdoor Fans Must be Operating Reduce Charge if Above Curve 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Outdoor Air Temperature (deg F) 159 Add Charge if Below Curve Fig. 82 — Charging Chart — 48/50P090 St<strong>and</strong>ard Units — Circuit A 90 Ton STD CAP CIRCUIT B Charging Chart All Compressors on a Circuit Must be Operating All Outdoor Fans Must be Operating Reduce Charge if Above Curve SST= 60 F SST= 45 F SST= 30 F a48-8548 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Outdoor Air Temperature (deg F) Add Charge if Below Curve Fig. 83 — Charging Chart — 48/50P090 St<strong>and</strong>ard Units — Circuit B a48-8549 SST= 60 F SST= 45 F SST= 30 F
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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
Page 107 and 108: equalize compressor oil levels. If
Page 109 and 110: Table 91 — Alert and Alarm Codes
Page 111 and 112: T072 (Evaporator Discharge Reset Se
Page 113 and 114: This alarm will disable mechanical
Page 115 and 116: This is the reverse of the Pressuri
Page 117 and 118: 117 a48-8408 Fig. 19 — Typical Po
Page 119 and 120: OD ENTHALPY SWITCH LOW REMOTE OCCUP
Page 121 and 122: Fig. 23 — Typical Electric Heat U
Page 123 and 124: 123 Fig. 25 — Typical Gas Heat Se
Page 125 and 126: 125 Fig. 27 — Component Arrangeme
Page 127 and 128: ACCSY — Accessory ACC’Y — Acc
Page 129 and 130: Table 93 — Rooftop Control Board
Page 131 and 132: Table 96 — Control Expansion Modu
Page 133 and 134: LEGEND IAQ — Indoor Air Quality V
Page 135 and 136: the motor position to be configured
Page 137 and 138: TIME EWT LWT SETP Run Status Servic
Page 139 and 140: Fig. 37 — Door Latch Fig. 38 —
Page 141 and 142: SUPPLY FAN AND POWER EXHAUST MOTOR
Page 143 and 144: Routine cleaning of coil surfaces i
Page 145 and 146: Saturated Discharge Temperature (de
Page 157: Saturated Discharge Temperature (de
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
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CONTROLS SET POINT AND CONFIGURATIO
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