Carrier 50MP62L-10R Specifications

Installation, Start-Up and ServiceInstructionsCONTENTSPageGENERAL ... 2SAFETY CONSIDERATIONS ... 2INSTALLA

UNITSIZE50MPWEIGHT(See Note 3)ABC1(See Note 2)C2(See Note 2)DE Flb kg mm ft-in. mm ft-in. mm ft-in. mm ft-in. mm ft-in. mm ft-in. mm ft-in.82N 22,400

NOTICE TO RIGGERSMODELNO.50MPWEIGHTABCDEUnit Exhaust Fanlb kg lb kg in. mm in. mm in. mm in. mm in. mm62L 16,550 7 507 1675 760 71.25 1810 129.00 3277

Make Electrical ConnectionsPOWER SUPPLY — Electrical characteristics of availablepower supply must agree with unit nameplate rating. Supplyvoltage mus

Disconnect must be located within sight of the unit and read-ily accessible from the unit in compliance with NECArticle 440-14.All field wiring must co

Table 5 — Electrical DataUNIT50MPVOLTAGE3 Ph, 60 HzVOLTAGERANGECOMPRESSORNO. A1COMPRESSORNO. A2COMPRESSORNO. B1COMPRESSORNO. B2CONDENSERFANMOTORSEVAPO

Control Wiring — See Fig. 11 for connections to mainand auxiliary control boxes. The recommended types ofcontrol wiring for 50MP unit devices are show

LEGENDCOM — CommonSW — SwitchT—TerminalTB — Terminal BlockTH — Thermostat HeatingAccessoryField Wiring*Constant volume applications only.Fig. 11 — Spa

21TB3REDBLKTO PROCESSORMODULE NO. 1SENSOR 1 SENSOR 2 SENSOR 3 SENSOR 4REDBLKREDBLKREDBLKREDBLKSPACE TEMPERATURE AVERAGING — 4 SENSOR APPLICATION12REDB

8910121110DSIO2 J5CHANNEL 60TB3FIELDCONTROLWIRINGREDBLUORNLEGENDTB — Terminal BlockField WiringComponent Terminal□Terminal Block TerminalFig. 1

TO 24-VISOLATEDTRANSFORMERBRNREDCFM ACYOUTDOOR AIR24V24V+-TB2910LEGENDTB — Terminal BlockField WiringComponent Terminal□Terminal Block TerminalFi

CONTENTS (cont)PageHigh-Pressure Switch ... 46Low-Pressure Switch ... 46Pressure Relief ...

+_BLKWHTRED+_BLKWHTRED+_BLKWHTRED+_BLKWHTREDDPT1DPT2SPT1SPT2BLKBLKBLKBLKBLKREDREDBRNBRNWHTWHTRESRESBLKRED45TB3WHTWHTWHTWHTRESRES781011131410K OHM 1/2

Carrier Comfort Network Interface — The 50MPunits can be connected to the CCN if desired. The com-munication bus wiring is supplied and installed in t

NOTE: If a cable with a different color scheme is selec-ted, a similar color code should be adopted for the entirenetwork.At each system element, the

Fig. 29 — Auxiliary Control Box Location(50MP70M Unit Shown)VARIABLEFREQUENCYDRIVEDUCT PRESSURETRANSDUCERBUILDING PRESSURETRANSDUCER(HIDDEN)Fig. 30 —

Fan Isolator Adjustment — Remove shipping hard-ware from both the supply fan and the optional exhaust fan.The indoor fan shipping blocks on both the s

PRE-START-UPIMPORTANT: Before beginning Pre-Start-Up or Start-Up, review Start-Up Checklist at the center of thispublication. The Checklist assures pr

11. Check supply fan belts, sheaves, and bearings. Checkthe lubrication of the fan and motor bearings. Check bear-ing and bearing set screws for tight

Table 8 — Fan Performance (Forward Curved) — 50MP62LAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.50 0.75 1.00 1.25 1.50 1.75Rpm Bhp Rpm Bh

Table 10 — Fan Performance (Forward Curved) — 50MP82NAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.50 0.75 1.00 1.25 1.50 1.75Rpm Bhp Rpm B

Table 12 — Fan Performance (Forward Curved) — 50MP10RAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.50 0.75 1.00 1.25 1.50 1.75Rpm Bhp Rpm B

Unit Placement — Inspect unit for transportation dam-age. File claim with transportation agency.Provide clearance around and above unit for airflow, sa

Table 14 — Fan Performance (Air Foil) — 50MP70MAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.50 0.75 1.00 1.25 1.50 1.75 2.00 2.25 2.50 2.7

Table 16 — Fan Performance (Air Foil) — 50MP90PAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.50 0.75 1.00 1.25 1.50 1.75 2.00 2.25 2.50 2.7

Table 17 — Fan Performance (Air Foil) — 50MP10RAIRFLOW(Cfm)AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)0.50 0.75 1.00 1.25 1.50 1.75 2.00 2.25 2.50 2.7

Table 18 — Air Quantity Limits (cfm)UNIT SIZE50MPMINIMUM MAXIMUM62L 16,000 32,00070M 18,000 36,00082N 21,000 42,00090P 23,000 46,00010R 26,000 52,000C

KEYPAD AND DISPLAY MODULE (HSIO)CONFIGURATIONIMPORTANT: The HSIO (human sensor input/output)keypad and display module is required for initial start-up

The fan operation type should also be configured foruse in occupied time periods. Fan operation can beset to continuous or auto. To set, press to enter

Table 22 - Basic Configuration DataSET POINT SUBFUNCTION DISPLAY DEFAULT RANGEUnit TypeTYPE 1 = VAV CV = 0, VAV = 1CV Fan ModeFANM 1 (Continuous) Auto

During Unoccupied period with demand, the control willenergize fan contactor when demand is sensed.After fan sta-tus is confirmed, operating routines w

Low Temperature Override —This override function pro-tects against rapid load decreases by removing a stage every30 seconds when required based on tem

Table 23 — 50MP Units MPG and SMG Recommended Starting ValuesGAINSERVICESUBFUNCTIONGAIN VALUECVApplicationVAVApplicationHeating Coil MPG 7 8.0 8.0Heat

Table 1 — Physical DataBASE UNIT 50MP 62L 70M 82NNOMINAL CAPACITY (tons) 80 90 105OPERATING WEIGHT (lb)Base Unit 16,550 17,800 22,400Copper Condenser

PROCESSOR MODULE NO. 2 — The PSIO2 module sup-ports the sensors used for:• humidity control• outdoor-air cfm• indoor-air quality (IAQ)• smoke control•

Table 25 — HSIO Keypad and Display Module Functions and SubfunctionsSUBFUNCTIONNO.FUNCTIONSStatusHistory Schedule Service Set Point Test1CurrentAlarms

Table 26 — VFD DisplayDISPLAY ACTIONFref Not used.FoutDisplays the output frequency at which the VFD iscurrently operating. This is a display only fun

latched for easy opening. Remove screws to remove innerpanels. Outer panels can be held open for service and in-spection by using a door retainer on e

LubricationCOMPRESSORS — Each compressor is correctly chargedat the factory. Refer to 06E Compressor Service Manuals ifadditional information regardin

Fig. 45 — Charging Chart — Unit 50MP62LFig. 46 — Charging Chart — Unit 50MP70MFig. 47 — Charging Chart — Unit 50MP82N45

Compressor Suction and Discharge ServiceValves —Each compressor is provided with suction anddischarge service valves. With these valves, the compresso

3. Before tensioning the belts, equalize belt slack so that itis on the same side of the belt for all belts. Failure to doso may result in uneven belt

PULLEY ALIGNMENT — For proper belt life, the motorand fan pulleys must be properly aligned. To check, first turnoff unit power. Place a straightedge ag

Never connect main circuit output terminals T1, T2, andT3 toAC main circuit power supply.Always ground the VFDusing the designated ground terminal. Re

Table1 — Physical Data (cont)BASE UNIT 50MP 90P 10RNOMINAL CAPACITY (tons) 115 120OPERATING WEIGHT (lb)Base Unit 24,750 25,100Copper Condenser Coils 9

11. Using the HSIO keypad and display module, pressto verify that the software version matches the versionnumber shown on the PSIO label.12. Press to

IMPORTANT: Check for proper fan rotation (clock-wise viewed from above). If necessary to reverse, switchleads.Compressor Removal — Access to the pump

TROUBLESHOOTING AND DIAGNOSTICSPROBLEM SOLUTIONCOMPRESSOR DOES NOT RUNContactor Open1. Power off. 1. Restore power.2. Fuses blown in field power circui

TROUBLESHOOTING AND DIAGNOSTICS (cont)PROBLEM SOLUTIONCOMPRESSOR RUNNING BUT COOLING INSUFFICIENTSuction Pressure Low1. Refrigerant charge low. 1. Add

PACKAGED SERVICE TRAININGOur packaged service training programs provide an excellent way to increase your knowledge of theequipment discussed in this

START-UP CHECKLISTMODEL NO.:DATE:SERIAL NO.:TECHNICIAN:PRE-START-UP:M VERIFY THAT UNIT IS LEVELM VERIFY THAT ALL PACKING MATERIALS HAVE BEEN REMOVED F

PRELIMINARY CHECKLIST ITEMS (cont)CHANGES TO DEFAULT VALUESM RECORD ALL CHANGES MADE TO FACTORY DEFAULT VALUESSTART-UPCHECK EVAPORATOR FAN SPEED AND R

CONTROL CONFIGURATIONKEYBOARDENTRYDISPLAYDESCRIPTIONVALUES IN [ ] INDICATE FACTORY DEFAULTSLOG ONEnter password followed byLOGGEDON Logged on okayFACT

Table 2 — Optional Power Exhaust SpecificationsUNIT 50MP 62L 70M 82NType 100% Mod 100% Non Mod 100% Mod 100% Non Mod 100% Mod 100% Non ModMotor Hp 30 3

CONSTANT VOLUME CONTROL CONFIGURATIONKEYBOARDENTRYDISPLAYDESCRIPTIONFACT CONFIGFANM Fan ModexFANMx Select Fan Mode (Auto. = 0, Cont. = 1)ECONOMIZER Co

NOTES:1. Roof curb is shipped disassembled.2. Roof curb: 14 ga. [VA03-56] Stl.3. Dimensions in [ ] are in millimeters.4. To prevent standing water in

NOTES:1. Roof curb is shipped disassembled.2. Roof curb: 14 ga. [VA03-56] Stl.3. Dimensions in [ ] are in millimeters.4. To prevent standing water in

UNITSIZE50MPWEIGHT(See Note 3)ABC1(See Note 2)C2(See Note 2)DE Flb kg mm ft-in. mm ft-in. mm ft-in. mm ft-in. mm ft-in. mm ft-in. mm ft-in.62L 16,550