Carrier 48/50PG C03-14 User Manual

48/50PG C03-1448/50PM C16-28Single Package Rooftop UnitsWith COMFORTLinkt Controls Version 5.xand PURONR (R-410A) RefrigerantControls, Start-Up, Opera

10NOTE: On standard units, the fire shutdown input is the terminalsFire Shutdown 1 and 2. On Humidi-MiZer units, the fireshutdown connections are at

100APPENDIX A — LOCAL DISPLAY AND CCN TABLES (CONT)MODE — CONFIGURATIONITEM EXPANSION RANGE UNITS DEFAULTCCN TABLE/SUB-TABLECCN POINT PAGE NO.CONFIGUR

101APPENDIX A — LOCAL DISPLAY AND CCN TABLES (CONT)MODE — CONFIGURATION (cont)ITEM EXPANSION RANGE UNITS DEFAULTCCN TABLE/SUB-TABLECCN POINT PAGE NO.C

102APPENDIX A — LOCAL DISPLAY AND CCN TABLES (CONT)MODE — CONFIGURATION (cont)ITEM EXPANSION RANGE UNITS DEFAULTCCN TABLE/SUB-TABLECCN POINT PAGE NO.C

103APPENDIX A — LOCAL DISPLAY AND CCN TABLES (CONT)MODE — CONFIGURATION (cont)ITEM EXPANSION RANGE UNITS DEFAULTCCN TABLE/SUB-TABLECCN POINT PAGE NO.C

104APPENDIX A — LOCAL DISPLAY AND CCN TABLES (CONT)MODE — CONFIGURATION (cont)ITEM EXPANSION RANGE UNITS DEFAULTCCN TABLE/SUB-TABLECCN POINT PAGE NO.E

105APPENDIX A — LOCAL DISPLAY AND CCN TABLES (CONT)MODE — CONFIGURATION (cont)ITEM EXPANSION RANGE UNITS DEFAULTCCN TABLE/SUB-TABLECCN POINT PAGE NO.O

106APPENDIX A — LOCAL DISPLAY AND CCN TABLES (CONT)MODE — CONFIGURATION (cont)ITEM EXPANSION RANGE UNITS DEFAULTCCN TABLE/SUB-TABLECCN POINTPAGENO.A.F

107APPENDIX A — LOCAL DISPLAY AND CCN TABLES (CONT)MODE — CONFIGURATION (cont)ITEM EXPANSION RANGE UNITS DEFAULTCCN TABLE/SUB-TABLECCN POINTPAGENO.BRO

108APPENDIX A — LOCAL DISPLAY AND CCN TABLES (CONT)MODE — TIME CLOCKITEM EXPANSION RANGE UNITS DEFAULTCCN TABLE/SUB-TABLECCN POINTTIME CLOCK C

109APPENDIX A — LOCAL DISPLAY AND CCN TABLES (CONT)MODE — OPERATING MODESITEM EXPANSION RANGE UNITSCCN TABLE/SUB-TABLECCN POINTCCN WRITESTATUSDISPLAYW

11Table 3 – Setting an Occupied Time Schedule — Weekdays Only for 7:30 to 22:30DISPLAYMENUSUB‐SUBMODEKEYPADENTRYITEM DISPLAY ITEM EXPANSION COMMENTTIM

110APPENDIX A — LOCAL DISPLAY AND CCN TABLES (CONT)MODE — OPERATING MODES (cont)ITEM EXPANSION RANGE UNITSCCN TABLE/SUB-TABLECCN POINTCCN WRITESTATUSD

111APPENDIX A — LOCAL DISPLAY AND CCN TABLES (CONT)MODE — OPERATING MODES (cont)ITEM EXPANSION RANGE UNITSCCN TABLE/SUB-TABLECCN POINTCCN WRITESTATUSD

112APPENDIX B — CONTROL MODES WITHHumidi−MiZer SYSTEM AND ECONOMIZERThermostat input shown for cooling demand (versus temperaturesensor and set point

113APPENDIX C — START−UP DATAFan Performance — 48PGD03 Vertical UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp

114Fan Performance — 48PGE04 Vertical UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp R

115Fan Performance — 48PGD05 Vertical UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp R

116Fan Performance — 48PGF05 Vertical UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp R

117Fan Performance — 48PGE06 Vertical UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp R

118Fan Performance — 48PGD07 Vertical UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp R

119Fan Performance — 48PGF07 Vertical UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp R

12SERVICE TESTThe Service Test function can be used to verify proper operation ofcompressors, heating stages, Humidi−MiZer System, indoor fan,outdoor

120Fan Performance — 48PGE08 Vertical UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp R

121Fan Performance — 48PGD09 Vertical UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp R

122Fan Performance — 48PGF09 Vertical UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp R

123Fan Performance — 48PGE12 Vertical UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp R

124Fan Performance — 48PGD14 Vertical UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp R

125Fan Performance — 48PGE14 Vertical UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp R

126Fan Performance — 48PGF14 Vertical UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp R

127Fan Performance — 48PGD03 Horizontal UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp

128Fan Performance — 48PGE04 Horizontal UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp

129Fan Performance — 48PGD05 Horizontal UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp

13Heating TestThe heating (HEAT) submenu is used to change output status forthe individual heat stages, gas or electric. The fans (FANS) andcooling (C

130Fan Performance — 48PGF05 Horizontal UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp

131Fan Performance — 48PGE06 Horizontal UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp

132Fan Performance — 48PGD07 Horizontal UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp

133Fan Performance — 48PGF07 Horizontal UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp

134Fan Performance — 48PGE08 Horizontal UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp

135Fan Performance — 48PGD09 Horizontal UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp

136Fan Performance — 48PGF09 Horizontal UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp

137Fan Performance — 48PGE12 Horizontal UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp

138Fan Performance — 48PGD14 Horizontal UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp

139Fan Performance — 48PGE14 Horizontal UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp

14FS.SW = 1 (NO)FS.SW = 2 (NC)C09346Fig. 8 − 48PG/PM Humidi−MiZert − Third Party Smoke Detector WiringEconomizer MonitoringOn field terminal board (TB

140Fan Performance — 48PGF14 Horizontal UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp

141Fan Performance — 50PG03 Vertical UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rp

142Fan Performance — 50PG05 Vertical UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rp

143Fan Performance — 50PG07 Vertical UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rp

144Fan Performance — 50PG09 Vertical UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rp

145Fan Performance — 50PG014 Vertical UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp R

146Fan Performance — 50PG03 Horizontal UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp

147Fan Performance — 50PG05 Horizontal UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp

148Fan Performance — 50PG07 Horizontal UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp

149Fan Performance — 50PG09 Horizontal UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp

15Thermostat Control Type (T.CTL)This configuration applies only if Unit Control Type is Thermostat(Configuration→Unit→U.CTL = 2). The value determine

150Fan Performance — 50PG14 Horizontal UnitsAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp

151Fan Performance — 48PMD16 Vertical Supply / Return UnitsCFMAvailable External Static Pressure (in. wg)0.2 0.4 0.6 0.8 1.0RPM BHP Drive RPM BHP Driv

152Fan Performance — 48PMD20 Vertical Supply/Return Units CFMAvailable External Static Pressure (in. wg)0.2 0.4 0.6 0.8 1.0 1.2RPM BHP Drive RPM BHP D

153Fan Performance — 48PMD24 — Vertical Supply/Return UnitsCFMAvailable External Static Pressure (in. wg)0.2 0.4 0.6 0.8 1.0 1.2RPM BHP Drive RPM BHP

154Fan Performance — 48PMD28 — Vertical Supply/Return UnitsCFMAvailable External Static Pressure (in. wg)0.2 0.4 0.6 0.8 1.0 1.2RPM BHP Drive RPM BHP

155Fan Performance — 50PM16 Vertical Supply / Return Units CFMAvailable External Static Pressure (in. wg)0.2 0.4 0.6 0.8 1.0RPM BHP Drive RPM BHP Driv

156Fan Performance — 50PM20 — Vertical Supply/Return UnitsCFMAvailable External Static Pressure (in. wg)0.2 0.4 0.6 0.8 1.0 1.2RPMBHP Drive RPM BHP Dr

157Fan Performance — 50PM28 — Vertical Supply/Return UnitsCFMAvailable External Static Pressure (in. wg)0.2 0.4 0.6 0.8 1.0 1.2RPMBHPDriveRPMBHPDriveR

158Fan Performance — 48PMD16 Horizontal Supply / Return Units CFMAvailable External Static Pressure (in. wg)0.2 0.4 0.6 0.8 1.0RPM BHP Drive RPM BHP D

159Fan Performance — 48PMD20 — Horizontal Supply/Return UnitsAirflow(Cfm)Available External Static Pressure (in. wg)0.2 0.4 0.6 0.8 1.0RpmBhpRpmBhpRpm

16HVAC Operation Disabled (HV.DN)Allow disabling of HVAC mode. This is only available on anetwork connection and shows if the unit has been forced int

160Fan Performance — 48PME20 — Horizontal Supply/Return UnitsAirflow(Cfm)Available External Static Pressure (in. wg)0.2 0.4 0.6 0.8 1.0RpmBhpRpmBhpRpm

161Fan Performance — 48PMD24 — Horizontal Supply/Return UnitsAirflow(Cfm)Available External Static Pressure (in. wg)0.2 0.4 0.6 0.8 1.0RpmBhpRpmBhpRpm

162Fan Performance — 48PMF24 — Horizontal Supply/Return UnitsAirflow(Cfm)Available External Static Pressure (in. wg)0.2 0.4 0.6 0.8 1.0RpmBhpRpmBhpRpm

163Fan Performance — 48PMD28 — Horizontal Supply/Return UnitsAirflow(Cfm)Available External Static Pressure (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp

164Fan Performance — 48PME28 — Horizontal Supply/Return UnitsAirflow(Cfm)Available External Static Pressure (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp

165Fan Performance — 48PMF28 — Horizontal Supply/Return UnitsAirflow(Cfm)Available External Static Pressure (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp

166Fan Performance — 50PM16 Horizontal Supply / Return Units CFMAvailable External Static Pressure (in. wg)0.2 0.4 0.6 0.8 1.0RPM BHP Drive RPM BHP Dr

167Fan Performance — 50PM24 — Horizontal Supply/Return UnitsAirflow(Cfm)Available External Static Pressure (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp

168Fan Performance — 50PM28 — Horizontal Supply/Return UnitsAirflow(Cfm)Available External Static Pressure (in. wg)0.2 0.4 0.6 0.8 1.0Rpm Bhp Rpm Bhp

169APPENDIX D — ADDITIONAL START−UP DATAAir Quantity Limits (50PG03−14 Units)UNIT50PGCOOLING (cfm)HEATING (cfm)OPTIONAL ELECTRIC HEATMin Max Min Max03

17Occupancy DeterminationThe building’s occupancy is affected by a number of differentfactors. When the unit is operating with a space temperature se

170Evaporator Fan Motor Specifications − 48/50PG48/50PG DRIVE VOLTAGE/PHASE EFFICIENCY MAX BHP MAX AMPS03Low208/1ph 0.73 0.85 \4.0230/1ph 0.73 0.85 \4

171Evaporator Fan Motor Specifications − 48/50PG (cont)48/50PG DRIVE VOLTAGE/PHASE EFFICIENCY MAX BHP MAX AMPS12Low208/3ph 0.84 3.1 \8.8230/3ph 0.84 3

172Evaporator Fan Motor Specifications − 48PM16−28UNIT48PMDRIVE ORIENTATION VOLTAGE EFFICIENCY % MAX BHP MAX AMPS16Low Vertical208 85.8 4.26 10.6230 8

173Evaporator Fan Motor Specifications − 48PM16−28 (cont)UNIT48PMDRIVE ORIENTATION VOLTAGE EFFICIENCY % MAX BHP MAX AMPS24Low Vertical208 85.8 4.26 10

174Evaporator Fan Motor Specifications − 50PM16−28UNIT50PMDRIVE ORIENTATION VOLTAGEEFFICIENCY(%)MAX BHP MAX AMPS16Low Vertical208 85.8 \4.26 10.6230 8

175Evaporator Fan Motor Specifications − 50PM16−28 (cont)UNIT50PMDRIVE ORIENTATION VOLTAGEEFFICIENCY(%)MAX BHP MAX AMPS24Low Vertical208 85.8 \4.26 10

176Fan Rpm at Motor Pulley Settings* − 48/50PGUNIT48/50PGDRIVEMOTOR PULLEY TURNS OPEN01/21 11/22 21/23 31/24 41/2503Low \736 \710 \685 \660 \634 \609

177Fan RPM at Motor Pulley Settings* − 50PM16−2850PM DRIVEMOTOR PULLEY TURNS OPEN01/21 11/22 21/23 31/24 41/25 51/26PM16, 20and 24(230 and460 volt)Low

178Accessory/FIOP Pressure Drop (in. wg) — 48/50PG03-07AIRFLOW(CFM)ELECTRICHEAT(Sizes 03‐07)ECONOMIZER(Vertical)(Sizes 03‐07)ECONOMIZER(Horizontal)(Si

179Accessory/FIOP Static Pressure Drops (in. wg)* − 48/50PM16−28CFM Economizer Humidi-MiZer™ (16, 20, 24) Humidi-MiZer™ (28)4000 0.02 0.17 -4500 0.03

18Cooling OperationThe 48/50PG and 48/50PM unit’s cooling operation consists of:demand, mode determination, staging request to satisfy thedemand, and

180CONTROL SET POINT AND CONFIGURATION LOGModel Number: _____________________________Serial Number: ______________________________Date: ______________

181MODE — CONFIGURATION (cont)ITEM EXPANSION RANGE UNITS DEFAULTCCN TABLE/SUB-TABLECCN POINT PAGE NO.COOL Cooling Configuration COOL_CFG 15N.

182MODE — CONFIGURATION (cont)ITEM EXPANSION RANGE UNITS DEFAULTCCN TABLE/SUB-TABLECCN POINT PAGE NO.COOL (cont) Cooling Configuration COOL_CFG

183MODE — CONFIGURATION (cont)ITEM EXPANSION RANGE UNITS DEFAULTCCN TABLE/SUB-TABLECCN POINT PAGE NO.COOL (cont) Cooling Configuration COOL_CFG

184MODE — CONFIGURATION (cont)ITEM EXPANSION RANGE UNITS DEFAULTCCN TABLE/SUB-TABLECCN POINT PAGE NO.ECON Economizer Configuration ECON_CFG 2

185MODE — CONFIGURATION (cont)ITEM EXPANSION RANGE UNITS DEFAULTCCN TABLE/SUB-TABLECCN POINT PAGE NO.OAU Outside Air Unit Config OAU_CFG 12OA

186MODE — CONFIGURATION (cont)ITEM EXPANSION RANGE UNITS DEFAULTCCN TABLE/SUB-TABLECCN POINTPAGENO.A.FAN Adaptive Fan AFAN_CFG 34AF.EN Adapti

187MODE — CONFIGURATION (cont)ITEM EXPANSION RANGE UNITS DEFAULTCCN TABLE/SUB-TABLECCN POINTPAGENO.BROD CCN Broadcast Config. BRODEFS 17B.TIM

188UNIT START-UP CHECKLISTMODEL NO.:DATE: ______________SERIAL NO: _____________________________________TECHNICIAN: __________________________________

19Space Sensor ControlSpace sensor staging control is an adaptive anticipation control thatweighs the actual space demand against the trend of that de

2TROUBLESHOOTING 37...Complete Unit Stoppage 37...Restart Procedure 37...

20For 48/50PG03−07 units, one outdoor fan is controlled in allmodes by the Motormaster sensing on circuit A.For 48/50PG08−14 units, 2 outdoor fans ar

21Heating OperationThe 48/50PG and 48/50PM unit’s heating operation consists of:demand, mode determination, staging request to satisfy thedemand, and

22Space Sensor ControlSpace sensor staging control is an adaptive anticipation control thatweighs the actual space demand against the trend of that de

23EconomizerIf an economizer is installed, then Economizer Installed configuration(Configuration→UNIT→EC.EN) should be set to YES. Theeconomizer is co

24Free Cool PreOcc Time (FC.TM)FC.TM is the configuration that determines how many minutesbefore occupancy that free cooling can occur when set forPre

25Table 10 – Control Modes with Humidi−MiZert SystemOutput and Valve States versus Circuit Mode .x = Circuit A, B, or C identifierDEMAND AND MODE OUTP

26COMPCOND COILHUMIDI-MIZER COILEVAP COILINDOOR ENTERINGAIROUTDOOR AIRMETERINGDEVICECLOSED VALVEOPEN VALVE3-WAY VALVERH1.xRH2.xCV.xC07004Fig. 10 − Sub

27a48-8172COMPCOND COILHUMIDI-MIZER COILEVAP COILINDOOR ENTERINGAIROUTDOOR AIRMETERINGDEVICECLOSED VALVEOPEN VALVE3-WAY VALVERH1.xRH2.xa48-8222C07122F

28COMPCOND COILHUMIDI-MIZER COILEVAP COILINDOOR ENTERINGAIROUTDOOR AIRMETERINGDEVICECLOSED VALVEOPEN VALVE3-WAY VALVERH1.xRH2.xC07124Fig. 14 − Hot Gas

29Reheat Mode Diagnostic HelpThe status of reheat mode sensor inputs may be viewed within thedisplay Inputs menu. The status of reheat mode outputs ma

3FIRE, EXPLOSION HAZARDFailure to follow this warning could result in personalinjury, death and/or property damage.Improper installation, adjustment,

30C08057Fig. 17 − Humidi−MiZer System Valve Locations48/50PM16−28Air BafflesThe units with Humidi-MiZer option are equipped withMotormaster control

31C07009Fig. 18 − Air Baffle Dimensions48/50PG03−1648/50PG and PM

32C08077Fig. 19 − Air Baffle Dimensions48/50PM16−2848/50PG and PM

33100700INSIDE/OUTSIDE CO2 DIFFERENTIALAQDIFFERENTIALLOW (AQD.L)AQDIFFERENTIALHIGH (AQD.H)MINIMUMIAQDAMPERPOSITION(AQ. MN)ECONOMIZERMINIMUMDAMPERPOSIT

34Fan Enable (Analog IAQ Sensor)The DCV algorithm will operate whenever the building isoccupied and the indoor fan is operating or whenever the IAQalg

35Fan Speed − Reheat2 (FS.RH)This configuration defines the fan speed used when Hot GasReheat (reheat2) is being requested. Fan speed is based on how

36Global Schedule Broadcast (BROD"B.GS)If this configuration is set to ON and the schedule number(SCH.N) is between 65 and 99, then the control w

37This synchronization of data optimizes the efficiency of the unitand the zones to operate at peak system performance at all times.This information c

38Alarms"R.HIST (Reset Alarm History)Change to YES to reset the alarm history. Turning unit power offwill not reset the alarm history.Alarms"

39Alert Code T075 − Supply Air Temperature ThermistorFailureThis alert occurs when the temperature is outside the range –40 to240F (–40 to 116C).

4Accessory Navigator DisplayThe accessory hand-held Navigator display can be used with the48/50PG and 48/50PM units. (See Fig. 2.) The Navigator displ

40Alarm Code T153 − Real Time Clock Hardware FailureThe alert occurs when the RTC clock chip on the MBB is notresponding. Time and date functions will

41Table 12 – ComfortLinkt Alarm CodesALARMORALERTNUMBERDESCRIPTIONACTION TAKEN BYCONTROLRESETMETHODPROBABLE CAUSET051Compressor A1 Safety TripAdd Stri

42Table 12 — ComfortLinkt Alarm Codes (cont)ALARMORALERTNUMBERDESCRIPTIONACTION TAKEN BYCONTROLRESETMETHODPROBABLE CAUSEA154 Serial EEPROM Hardware Fa

43 Fan Status Switch Off, Fan Contactor OnThis alert occurs when the fan status switch has sensed that theindoor fan has been off for 10 seconds and

44Alert Code T415 − IAQ Input Out of RangeThis alert occurs when the IAQ input (on ECB) is less than 3.5 mAand the sensor is configured as installed.

45Cooling TroubleshootingUse the Scrolling Marquee display or a CCN device to view thecooling status display and the cooling diagnostic display (seeAp

46Humidi−MiZert TroubleshootingUse the unit Scrolling Marquee display or a CCN device to viewthe cooling status display and the cooling diagnostic dis

47Economizer TroubleshootingUse the unit Scrolling Marquee display or a CCN device to viewthe economizer status display and the economizer diagnosticd

48Heating TroubleshootingUse the unit Scrolling Marquee display or a CCN device to viewthe heating status display and the heating diagnostic display (

49LEGENDIDM -- Induced-Draft MotorIGC -- Integrated Gas Unit ControllerNOTE: Thermostat Fan Switch in the “AUTO” position.C07014Fig. 21 − IGC Service

5Table 2 – Scrolling Marquee Mode and Menu Display StructureRUNSTATUSSERVICETESTTEMPERATURES PRESSURES SETPOINTS INPUTS OUTPUTS CONFIGURATIONTIMECLOCK

50Table 18 – IGC Board LED Alarm CodesLEDFLASHCODEDESCRIPTIONACTION TAKEN BYCONTROLRESET METHOD PROBABLE CAUSEOn Normal Operation— — —Off Hardware Fai

51Phase Loss ProtectionThe phase loss protection option will monitor the three-phaseelectrical system to provide phase reversal and phase lossprotecti

52SCT.AMOTORMASTERSENSORSCT.AMOTORMASTERSENSOR48/50PG03,04(3rd return bend down from top)(bottom stubof outside header)48/50PG03-07C09347Fig. 23 − S

53Table 20 – Temperature (_F) vs Resistance/Voltage Drop Values for OAT, SAT, and SPT Thermistors (10K at 25_C Type II Resistors)TEMP(F)VOLTAGEDROP (V

54Table 21 – Temperature (_F) vs. Resistance/Voltage Drop Values for SCT Sensors (5K at 25_C Resistors)TEMP(F)VOLTAGEDROP (V)RESISTANCE(Ohms)TEMP (F)V

55Table 22 – Pressure (psig) vs. Voltage Drop Values for Suction Pressure TransducersPRESSURE(psig)VOLTAGEDROP (V)PRESSURE(psig)VOLTAGEDROP (V)PRESSUR

56C08549Fig. 25 − 48PG03−16 Control Wiring Schematic48/50PG and PM

57C08550Fig. 26 − 50PG03−16 Control Wiring Schematic48/50PG and PM

58C101249Fig. 27 − Typical 48/50PG03−14 Power Wiring Schematic and Legend (48/50PG08−14 Shown)48/50PG and PM

59C08552Fig. 28 − Typical 48PG03−16 with Humidi−MiZert System Control Wiring Schematic(48PG08−16 Shown)48/50PG and PM

6Conventions Used in This ManualThe following conventions for discussing configuration points forthe local display (Scrolling Marquee or Navigator ac

60C08554Fig. 29 − Typical 50PG03−16 with Humidi−MiZert System Control Wiring Schematic(50PG08−16 Shown)48/50PG and PM

61C101250Fig. 30 − Typical 48/50PG03−14 with Humidi−MiZert System Power Wiring Schematic and Legend(48/50PG08−14 Shown)48/50PG and PM

62C08471Fig. 31 − Typical 48PM16−28 Control Schematic48/50PG and PM

63C08062Fig. 32 − Typical 48PM16−28 with Humidi−MiZert System Control Schematic48/50PG and PM

64C101251Fig. 33 − Typical 50PM16−28 Control Schematic48/50PG and PM

65C08064Fig. 34 − Typical 50PM16−28 with Humidi−MiZert Control Schematic48/50PG and PM

66C10902Fig. 35 − Typical 48/50PM16−28 Power Schematic48/50PG and PM

67C09213Fig. 36 − Typical 48/50PM16−28 with Humidi−MiZert System Power Schematic48/50PG and PM

68SATOFMTXVIFMSCROLLINGMARQUEEDISPLAYHPSSSPCOMPRESSOR(S)OATSCTCOMPRESSORCONTACTORCAPACITORCURRENTSENSORTB1(LOW VOLTAGE TERMINAL STRIP)OFCCCHRMBBECBCBI

69C08067Fig. 38 − 48/50PM16−28 Component Arrangement48/50PG and PM

7CONTROL BOXAND COMPRESSOROUTDOOR AIRSCREEN(HIDDEN)FILTER ACCESS DOORGAS SECTIONACCESS INDOOR MOTORACCESS DOORELECTRICALOPTIONS PANELBASEPAN CONNECTI

70C101252Fig. 39 − 48/50PM16−28 with Humidi−MiZert Component Arrangement48/50PG and PM

71Main Base Board (MBB)See Fig. 40 and Table 23. The MBB is the center of theComfortLink control system. It contains the major portion of theoperatin

72Table 23 – MBB ConnectionsDISPLAYNAMEPOINT DESCRIPTION SENSOR LOCATION TYPE OF I/OCONNECTIONPIN NUMBERINPUTS Input power from TRAN1 control box 24

73Economizer Control Board (ECB)The ECB controls the economizer actuator. (See Fig. 41 and Table24.) The control signal from the ECB uses either the

74Table 24 – ECB ConnectionsDISPLAYNAMEPOINT DESCRIPTION SENSORLOCATIONTYPE OF I/O CONNECTIONPIN NUMBERINPUTS Input power from MBB control box 24 VAC

75Integrated Gas Control (IGC) BoardThe IGC is provided on gas heat units. (See Fig. 42 and Table 25.)The IGC controls the direct spark ignition syste

76Low Voltage Terminal Strip(TB1 on PG03−16 size and TB2 on PG20−28 andPM16−28 size units)This circuit board provides a connection point between the m

77Scrolling Marquee DisplayThis device is the keypad interface used to access rooftopinformation, read sensor values, and test the unit. (See Fig. 44.

78NETWORK OPTIONSREMOTECCN SITEAUTODIALGATEWAYNON CARRIER HVAC EQUIPMENTTERMINAL SYSTEMMANAGERTCUROOFTOP UNIT DAV AIRTERMINALTCUTCU DAV

79Field-Installed AccessoriesSpace Temperature Sensor (T−55)The T-55 space temperature sensor (part no. 33ZCT55SPT) is afield-installed accessory. The

8Condenser Fans and MotorsCondenser fans and motors are factory set. Refer to Condenser-FanAdjustment section as required.Return−Air FiltersCheck that

80TO MAINBASE BOARDREDBLKREDBLKREDBLKSENSOR 1SENSOR 2SENSOR 3REDBLKSENSOR 6SENSOR 5REDBLKSENSOR 4REDBLKREDBLKREDBLKSENSOR 8SENSOR 7 SENSOR 91REDBLKTB1

81Carrier Accessory KitsThere are specific accessory kits sold for various field installedaccessories. These kits vary based on model, size, voltage,

82Space Humidity SensorThe space relative humidity sensor (part no. 33ZCSENDRH−01duct mount or 33ZCSENSRH−01 wall mount) is a field−installedaccessory

83NOTE: Please see the NOVATION Heat Exchanger CondenserService section for specific information on the NOVATION HeatExchanger coil.EQUIPMENT DAMAGE

84Condensate Drain Pan (48/50PM16−28 Units)Check and clean each year at the start of the cooling season. Anaccess panel is located above the condensat

85INDUCEDDRAFTMOTORCOMBUSTIONFAN HOUSINGMAIN GASVALVEMAIN BURNER SECTIONHEAT EXCHANGERSECTIONROLLOUTSWITCHC07037Fig. 50 − 48PG03−14 Typical Gas Heatin

86Table 27 – Belt Tension Adjustment48PM VOLTAGEBELT TENSION (lb)Unit Model Number Position 10A,J B,K C,L D,M E,N F, P G,Q H,R16230 4.8 5.1 5.6 4.5 NA

87Condenser-Fan Adjustment (Fig. 55)1. Shut off unit power supply.2. Remove condenser-fan assembly (grille, motor, motorcover, and fan) and loosen fan

88Triple Evacuation MethodThe triple evacuation method should only be used when vacuumpump is capable of pumping down to 28−in. of mercury andsystem d

89If the outdoor temperature is low, the Motormaster outdoor fancontrol device may need to be temporarily bypassed by rewiringthe power leads to obta

9Space Temperature Sensor Control − Direct Wired(T−55 or T−56 or T−59)Wire accessory space temperature sensor(s) to the T-55 terminalson the field con

90R R 410A 410A R R E E F F R R I I GE GE R R A A NT NT AL AL L L O O UTDO UTDO O O R R F F ANS ANS M M US US T T BE BE RUNNI RUNNI NG NG 20 20 40 40

91Be sure unit is in normal cooling mode by checking that the RH2solenoid coil(s) and the CRC relay are deenergized (control outputsoff). Adjust charg

92Table 29 – Altitude Compensation* − 48PM16−20NATURAL GASELEVATION(ft)NATURAL GAS ORIFICE SIZE†Low Heat (D,L) Medium Heat (E,M) High Heat (F,N)0‐1,9

93EEAABB25.4MAX. TYP.SPARK GAP0.120 TO 0.140”[3.05 TO 3.56]DDE-ESECTIONSCALE 2:1D-DSECTIONB-BSECTIONSCALE 1:1A-ASECTIONSCALE 1:1C-CSECTIONCCSPARK GAP0

94APPENDIX A — LOCAL DISPLAY AND CCN TABLESMODE — RUN STATUSITEM EXPANSION RANGE UNITS CCN TABLE/SUBTABLECCN POINT CCNWRITESTATUSMENUWRITESTATUSRUN S

95APPENDIX A — LOCAL DISPLAY AND CCN TABLES (CONT)MODE — RUN STATUS (cont)ITEM EXPANSION RANGE UNITS CCN TABLE/SUBTABLECCN POINT CCNWRITESTATUSMENUWR

96APPENDIX A — LOCAL DISPLAY AND CCN TABLES (CONT)MODE — RUN STATUS (cont)ITEM EXPANSION RANGE UNITS CCN TABLE/SUBTABLECCN POINT CCNWRITESTATUSMENUWR

97APPENDIX A — LOCAL DISPLAY AND CCN TABLES (CONT)MODE — SERVICE TESTITEM EXPANSION RANGE UNITS DEFAULTCCN TABLE/SUB-TABLECCN POINTCCNWRITESTATUSDISPL

98APPENDIX A — LOCAL DISPLAY AND CCN TABLES (CONT)MODE — SET POINTSITEM EXPANSION RANGE UNITS DEFAULTCCN TABLE/SUB-TABLECCN POINT SETPOINT CO

99APPENDIX A — LOCAL DISPLAY AND CCN TABLES (CONT)MODE — OUTPUTSITEM EXPANSION RANGE UNITSCCN TABLE/SUB-TABLECCN POINTCCNWRITESTATUSDISPLAYWRITESTATUS