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

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Table 91 — Alert and Alarm Codes ALARM OR DESCRIPTION ACTION TAKEN BY CONTROL RESET METHOD ALERT NUMBER T048 CktA, Oil Return Not Reliable With Only One Comp Available Circuit shut down Automatic T049 CktB, Oil Return Not Reliable With Only One Comp Available Circuit shut down Automatic T051 Circuit A, Compressor 1 Failure Compressor locked off (after 3 strikes) Automatic then manual after 3 strikes A051 Circuit A, Compressor 1 Stuck On Failure Compressor locked off Manual T052 Circuit A, Compressor 2 Failure Compressor locked off (after 3 strikes) Automatic then manual after 3 strikes A052 Circuit A, Compressor 2 Stuck On Failure Compressor locked off Manual T053 Circuit A, Compressor 3 Failure Compressor locked off (after 3 strikes) Automatic then manual after 3 strikes A053 Circuit A, Compressor 3 Stuck On Failure Compressor locked off Manual T054 Circuit B, Compressor 1 Failure Compressor locked off (after 3 strikes) Automatic then manual after 3 strikes A054 Circuit B, Compressor 1 Stuck On Failure Compressor locked off Manual T055 Circuit B, Compressor 2 Failure Compressor locked off (after 3 strikes) Automatic then manual after 3 strikes A055 Circuit B, Compressor 2 Stuck On Failure Compressor locked off Manual T056 Circuit B, Compressor 3 Failure Compressor locked off (after 3 strikes) Automatic then manual after 3 strikes A056 Circuit B, Compressor 3 Stuck On Failure Compressor locked off Manual T057 Circuit A, High Pressure Switch Failure Compressor locked off Automatic then manual T058 Circuit B, High Pressure Switch Failure Compressor locked off Automatic then manual T068 Circuit A, Return Gas Thermistor Failure MLV Disabled Automatic T072 Evap. Discharge Reset Sensor Failure No supply air reset applied Automatic T073 Outside Air Temperature Thermistor Failure No OAT functions allowed Automatic T074 Space Temperature Thermistor Failure No SPT functions allowed Automatic T075 Return Air Thermistor Failure No RAT functions allowed Automatic T076 Outside Air Relative Humidity Sensor Fail No outside air RH functions allowed Automatic T077 Space Relative Humidity Sensor Failure No space RH functions allowed Automatic T078 Return Air Relative Humidity Sensor Fail No return air RH functions allowed Automatic T082 Space Temperature Offset Sensor Failure No space temperature offset applied Automatic T090 Circ A Discharge Press Transducer Failure Circuit shut down Automatic T091 Circ B Discharge Press Transducer Failure Circuit shut down Automatic T092 Circ A Suction Press Transducer Failure Circuit shut down Automatic T093 Circ B Suction Press Transducer Failure Circuit shut down Automatic T110 Circuit A Loss of Charge Circuit locked off Manual T111 Circuit B Loss of Charge Circuit locked off Manual P120 Circuit A Low Saturated Suction Temp, Comp Shutdown Circuit staged down Automatic T120 Circuit A Low Saturated Suction Temperature Alert Circuit shut down Automatic A120 Circuit A Low Saturated Suction Temperature Alarm Circuit locked off Manual P121 Circuit B Low Saturated Suction Temp, Comp Shutdown Circuit staged down Automatic T121 Circuit B Low Saturated Suction Temperature Alert Circuit shut down Automatic A121 Circuit B Low Saturated Suction Temperature Alarm Circuit locked off Manual T122 Circuit A High Saturated Suction Temperature Alert Only Manual T123 Circuit B High Saturated Suction Temperature Alert Only Manual P126 Circuit A High Head Pressure, Comp Shutdown Circuit stage down Automatic T126 Circuit A High Head Pressure Alert Circuit shut down Automatic A126 Circuit A High Head Pressure Alarm Circuit locked off Manual P127 Circuit B High Head Pressure, Comp Shutdown Circuit stage down Automatic T127 Circuit B High Head Pressure Alert Circuit shut down Automatic A127 Circuit B High Head Pressure Alarm Circuit locked off Manual T128 Digital Scroll High Discharge Temperature Alert Digital compressor A1 shutdown Automatic A128 Digital Scroll High Discharge Temperature Alarm Digital compressor A1 locked off Manual A140 Reverse Rotation Detected Stop unit Manual A150 Unit is in Emergency Stop Unit shut down Manual A152 Unit Down due to Failure No mechanical cooling available Automatic T153 Real Time Clock Hardware Failure Unit shut down Automatic A154 Serial EEPROM Hardware Failure Unit shut down Automatic T155 Serial EEPROM Storage Failure Error Alert only Automatic A156 Critical Serial EEPROM Storage Fail Error Unit shut down Automatic A157 A/D Hardware Failure Unit shut down Automatic A169 Expansion Valve Control Board Comm Failure Humidimizer control disabled Automatic T170 Compressor Expansion Board Comm Failure Compressors A3 and B3 disabled Automatic 108
Table 91 — Alert and Alarm Codes (cont) ALARM OR DESCRIPTION ACTION TAKEN BY CONTROL RESET METHOD ALERT NUMBER A171 Staged Gas Control Board Comm Failure Staged gas control disabled Automatic T172 Control Expansion Module Comm Failure All CEM board functions disabled Automatic A173 RXB board Communication Failure Unit shut down Automatic A174 EXB board Communication Failure All EXB board functions disabled Automatic A175 Supply Fan VFD Communication Failure Unit shut down Automatic T176 Exhaust Fan VFD Communication Failure No building pressure control Automatic T177 4-20 mA Demand Limit Failure No demand limiting Automatic T178 4-20 mA Static Pressure Reset Fail No static pressure reset Automatic A200 Linkage Timeout Error - Comm Failure Resorts to local unit setpoints Automatic T210 Building Pressure Transducer Failure No building pressure control function Automatic T211 Static Pressure Transducer Failure No static pressure control Automatic T220 Indoor Air Quality Sensor Failure No IAQ control Automatic T221 Outdoor Air Quality Sensor Failure OAQ defaults to 400 ppm Automatic T229 Economizer Min Pos Override Input Failure Operate without override Automatic T245 Outside Air Cfm Sensor Failure No OA CFM control Automatic T246 Supply Air Cfm Sensor Failure Unit shut down Automatic T247 Return Air Cfm Sensor Failure Unit shut down Automatic T300 Space Temperature Below Limit Alert only Automatic T301 Space Temperature Above Limit Alert only Automatic T302 Supply Temperature Below Limit Alert only Automatic T303 Supply Temperature Above Limit Alert only Automatic T304 Return Temperature Below Limit Alert only Automatic T305 Return Temperature Above Limit Alert only Automatic T308 Return Air Relative Humidity Below Limit Alert only Automatic T309 Return Air Relative Humidity Above Limit Alert only Automatic T310 Supply Duct Static Pressure Below Limit Alert only Automatic T311 Supply Duct Static Pressure Above Limit Alert only Automatic T312 Building Static Pressure Below Limit Alert only Automatic T313 Building Static Pressure Above Limit Alert only Automatic T314 IAQ Above Limit Alert only Automatic T316 OAT Below Limit Alert only Automatic T317 OAT Above Limit Alert only Automatic A400 Hydronic Freeze Stat Trip Unit in emergency mode Automatic A404 Fire Shut Down Emergency Mode (fire-smoke) Unit shut down Automatic A405 Evacuation Emergency Mode Run evacuation mode Automatic A406 Pressurization Emergency Mode Run pressurization mode Automatic A407 Smoke Purge Emergency Mode Run smoke purge mode Automatic T408 Dirty Air Filter Alert only Automatic T409 Supply Fan Status Failure Alert only Manual A409 Supply Fan Status Failure Unit shut down Manual A410 Supply Fan VFD Fault Unit shut down Manual A411 Exhuast Fan VFD Fault Unit shut down Manual T421 Thermostat Y2 Input On without Y1 On Run on Y2 Automatic T422 Thermostat W2 Input On without W1 On Run on W2 Automatic T423 Thermostat Y and W Inputs On No cooling or heating Automatic T424 Thermostat G Input Off On a Cooling Call Turn fan on and cool Automatic T430 Plenum Pressure Safety Switch Trip Alert only Automatic A430 Plenum Pressure Safety Switch Trip Unit shut down Manual T500 Current Sensor Board Failure - A1 Alert only Automatic T501 Current Sensor Board Failure - A2 Alert only Automatic T502 Current Sensor Board Failure - B1 Alert only Automatic T503 Current Sensor Board Failure - B2 Alert only Automatic T504 Current Sensor Board Failure - A3 Alert only Automatic T505 Current Sensor Board Failure - B3 Alert only Automatic 109
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Controls, Start-Up, Operation, Serv
Page 3 and 4:
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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Page 13 and 14:
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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)
Page 57 and 58: Whenever the outdoor ambient temper
Page 59 and 60: Demand Level Low Heat Off Offset (L
Page 61 and 62: Limit Switch Low Temp (SW.L.T) —
Page 63 and 64: STAGE Table 49 — IGC LED Indicato
Page 65 and 66: Table 50 — Static Pressure Contro
Page 67 and 68: Table 53 — Dirty Filter Switch Po
Page 69 and 70: NOTE: If the user wishes to disable
Page 71 and 72: the economizer modulates when attem
Page 73 and 74: P = K * BP.P * (error) I = K * BP.I
Page 75 and 76: its smoke. Closing the economizer (
Page 77 and 78: Table 57 — Indoor Air Quality Con
Page 79 and 80: Table 58 — Humidity Configuration
Page 81 and 82: The default sensor is the return ai
Page 83 and 84: TEMPERATURE COMPENSATED START LOGIC
Page 85 and 86: Sensor Trim Configuration — The T
Page 87 and 88: SUPPLY FAN VFD CONFIGURATION — Th
Page 89 and 90: REMOTE SWITCH LOGIC CONFIGURATION (
Page 91 and 92: Alarms and Alarm History for for an
Page 93 and 94: Transducer Troubleshooting — The
Page 95 and 96: Table 75 — 10K Thermistor vs Resi
Page 97 and 98: TEMP RESISTANCE (F) (Ohms) -25 98,0
Page 99 and 100: PRESSURE (PSIG) Table 80 — Suctio
Page 101 and 102: Table 81 — Discharge Pressure Tra
Page 103 and 104: Table 82 — Auto View of Run Statu
Page 105 and 106: Table 84 — Cooling Information Di
Page 107: equalize compressor oil levels. If
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
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Saturated Discharge Temperature (de
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Saturated Discharge Temperature (de
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Gas System Adjustment (48P Only) GA
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APPENDIX A — LOCAL DISPLAY TABLES
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APPENDIX B — CCN TABLES (cont) ST
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APPENDIX B — CCN TABLES (cont) ST
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APPENDIX B — CCN TABLES (cont) SE
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APPENDIX B — CCN TABLES (cont) MA
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APPENDIX B — CCN TABLES (cont) MA
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TESTACTC TESTCOOL TESTFANS TESTHEAT
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APPENDIX C — UNIT STAGING TABLES
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* 41 for Supply Fan Motor VFD, 42 f
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Fig. B — VFD Keypad START UP WITH
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Upload All Parameters — To upload
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To replace the main fan for frame s
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ALARM CODE ALARM NAME IN PANEL 2001
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APPENDIX E — MODE SELECTION PROCE
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CONTROLS SET POINT AND CONFIGURATIO
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