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Carrier 50RTP03-20 manual

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  • Page 1

    Manufacturer reserves the right to disco ntinue, or change at any time, specifications or de signs without notice and without inc urring obligations. Catalog No . 04-53 500070-01 Printed in U .S .A. Form 50R TP-1SI Pg 1 7-10 Replaces: Ne w Installation, Star t-Up , and Ser vice Instructions CONTENTS Page SAFETY CONSIDERA T IONS . . . . . . . . . . [...]

  • Page 2

    2 Follow all safety codes. W e ar safety glasses and work gloves. Use quenching cloth for brazing operations. Have fire extinguisher available. Read these instructions thoroughly and follow all warnings or cautions attached to the unit. Consult local building codes and the Na tional Electrical Code (NEC) for special installation requirements. Under[...]

  • Page 3

    3 IN S P E CT U N I T — T o prepare the unit for installation, com- plete the procedures listed below: 1. Compare the electrical data on the unit nameplate with ordering and shipping information to verify that the correct unit has been shipped. 2. V erify that the unit is the correct model for the entering water temperature of the job. 3. Do not [...]

  • Page 4

    4 NO TES: 1. All dimensions are in inches . 2. Carrier works continuously to impro ve its products . As a result, the design and specification of each product at t he time of order ma y be changed with- out notice. 3. Assembly toler ances ± 1 / 8 inch. A50-8267.eps Fig. 1 — 50R TP03-06 Unit Dimensions 50RTP UNITS DIMENSIONS (in.) Outside Air Ope[...]

  • Page 5

    5 NO TES: 1. All dimensions are in inches. 2. Carrier works continuously to improv e its products. As a result, the design and specification of each product at the time of order ma y be changed with- out notice. 3. Assembly toler ances ± 1 / 8 inch. A50-8268.eps Fig. 2 — 50R TP08-12 Unit Dimensions 50RTP UNITS DIMENSIONS (in.) Outside Air Openin[...]

  • Page 6

    6 Fig. 3 — 50RTP14,20 Unit Dimensions NO TES: 1. All dimensions are in inches. 2. Carrier works continuously to impro ve its products . As a result, the design and specification of each product at t he time of order ma y be changed with- out notice. 3. Ass embly to lerances ± 1 / 8 inch. A50-8269.eps 50RTP UNITS DIMENS IONS ( in.) Outside Air Op[...]

  • Page 7

    7 Fig. 4 — 50 RTP Roof Curb Dime nsions ROOF CURB DIMENSIONS (in.) AB C E F Return Air T ransition Supply Air T ransition Exterior Dimensions GH J K LM N P Q R 50RTP ACURB AA AA 35.250 72.25 18. 00 1.50 12.50 22.00 16.00 39.250 33.250 27.00 21.00 39.250 33.250 39.250 76.25 50RTP ACURBB A AA 41.250 82.25 21. 00 1.50 12.50 25.00 19.00 45.250 39.250[...]

  • Page 8

    8 Step 4 — Mount the Unit — For proper operation, units must be mounted on a roof curb as shown in Fig. 5. Roof curn dimensional data is shown in Fig. 4. Follow these guide- lines when installing the roof curb: 1. Set unit on curb. 2. Align unit so that its return and supply air direction m atch the return and supply air opening in the roof cur[...]

  • Page 9

    9 Table 2 — Water Quality Guideline s LEGEND *Heat exchanger materials considered are copper, cupronick e l, 304 SS (stainless steel), 316 SS, titanium. †Closed recirculating system is identified by a closed pressurized piping system. **Recirculating open wells should observe the open recirculating design considerations. ††If the concentrat[...]

  • Page 10

    10 Example: Supply voltage is 460-3-60. AB = 452 volts BC = 464 volts AC = 455 volts Determine maximum deviation from average voltage: (AB) 457 – 452 = 5 v (BC) 464 – 457 = 7 v (AC) 457 – 455 = 2 v Maximum deviation is 7 v . Determine percent voltage imbalance. = 1.53% This amount of phase imbalan ce is satisfactory as it is below the maximum[...]

  • Page 11

    11 Table 3 — Electri cal Data (cont) LEGEND Table 4 — 50RTP03 Blowe r Performance Data LEGEND NO TES: 1. A = Standard RPM/Standard Motor, B = Low RPM/Standard Motor , C = High RPM/Standard Motor 2. Unit shipped with standard drive pac kage with drive shea v e 2.5 turns open u nless otherwise requested. Field adjustment may be required for speci[...]

  • Page 12

    12 Table 5 — 50RTP04 Blower Performance Data LEGEND NO TES: 1. A = Standard RPM/Standard Motor , B = Low RPM/Standard Motor , C = H igh RPM/Standard Motor , D = Standard RPM/ Large Motor , E = High RPM/Large Motor 2. Unit shipped with standard drive package with drive sheav e 2. 5 turns op en unless otherwise requ ested. Field adjustment may be r[...]

  • Page 13

    13 Table 6 — 50RTP05 Blowe r Performance Data LEGEND NO TES: 1. A = Standard RPM/Standard Motor, B = Low RPM/Standard Motor , C = High RPM/Standard Motor , D = Standard RPM/ Large Motor , E = High RPM/Large Motor 2. Unit shipped with standard drive pac kage with drive shea v e 2.5 turns open u nless otherwise requested. Field adjustment may be re[...]

  • Page 14

    14 Table 7 — 50RTP06 Blower Performance Data LEGEND NO TES: 1. A = Standard RPM/Standard Motor, B = Low RPM/Standard Motor , C = High RPM/Standard Motor , E = High RPM/Large Motor 2. Unit shipped with standard drive pac kage with drive shea v e 2.5 turns open u nless otherwise requested. Field adjustment may be required for specified CFM. 3. ISO/[...]

  • Page 15

    15 Table 8 — 50RTP08 Blowe r Performance Data LEGEND NO TES: 1. A = Standard RPM/Standard Motor, B = Low RPM/Standard Motor , C = High RPM/Standard Motor , E = High RPM/Large Motor 2. Unit shipped with standard drive pac kage with drive shea v e 2.5 turns open u nless otherwise requested. Field adjustment may be required for specified CFM. 3. ISO[...]

  • Page 16

    16 Table 8 — 50RTP08 Blower Performance Data (cont) LEGEND NO TES: 1. A = Standard RPM/Standard Motor, B = Low RPM/Standard Motor , C = High RPM/Standard Motor , E = High RPM/Large Motor 2. Unit shipped with standard drive pac kage with drive shea v e 2.5 turns open u nless otherwise requested. Field adjustment may be required for specified CFM. [...]

  • Page 17

    17 Table 9 — 50RTP10 Blowe r Performance Data LEGEND NO TES: 1. A = Standard RPM/Standard Motor, B = Low RPM/Standard Motor , C = High RPM/Standard Motor , E = High RPM/Large Motor 2. Unit shipped with standard drive pac kage with drive shea v e 2.5 turns open u nless otherwise requested. Field adjustment may be required for specified CFM. 3. ISO[...]

  • Page 18

    18 Table 9 — 50RTP10 Blower Performance Data (cont) LEGEND NO TES: 1. A = Standard RPM/Standard Motor, B = Low RPM/Standard Motor , C = High RPM/Standard Motor , E = High RPM/Large Motor 2. Unit shipped with standard drive pac kage with drive shea v e 2.5 turns open u nless otherwise requested. Field adjustment may be required for specified CFM. [...]

  • Page 19

    19 Table 10 — 50RTP12 Blower Performance Data LEGEND NO TES: 1. A = Standard RPM/Standard Motor, B = Low RPM/Standard Motor , C = High RPM/Standard Motor , D = Standard RPM/ Large Motor , E = High RPM/Large Motor 2. Unit shipped with standard drive pac kage with drive shea v e 2.5 turns open u nless otherwise requested. Field adjustment may be re[...]

  • Page 20

    20 Table 11 — 50RTP14 Blower Perfor mance Data LEGEND NO TES: 1. A = Standard RPM/Standard Motor, B = Low RPM/Standard Motor , C = High RPM/Standard Motor , D = Standard RPM/ Large Motor , E = High RPM/Large Motor 2. Unit shipped with standard drive pac kage with drive shea v e 2.5 turns open u nless otherwise requested. Field adjustment may be r[...]

  • Page 21

    21 Table 11 — 50RTP14 Blower Performanc e Data (cont) LEGEND NO TES: 1. A = Standard RPM/Standard Motor, B = Low RPM/Standard Motor , C = High RPM/Standard Motor , D = Standard RPM/ Large Motor , E = High RPM/Large Motor 2. Unit shipped with standard drive pac kage with drive shea v e 2.5 turns open u nless otherwise requested. Field adjustment m[...]

  • Page 22

    22 Table 12 — 50RTP20 Blower Perfor mance Data LEGEND NO TES: 1. A = Standard RPM/Standard Motor, B = Low RPM/Standard Motor , C = High RPM/Standard Motor , D = Standard RPM/ Large Motor , E = High RPM/Large Motor 2. Unit shipped with standard drive pac kage with drive shea v e 2.5 turns open u nless otherwise requested. Field adjustment may be r[...]

  • Page 23

    23 Table 12 — 50RTP20 Blower Performanc e Data (cont) LEGEND NO TES: 1. A = Standard RPM/Standard Motor, B = Low RPM/Standard Motor , C = High RPM/Standard Motor , D = Standard RPM/ Large Motor , E = High RPM/Large Motor 2. Unit shipped with standard drive pac kage with drive shea v e 2.5 turns open u nless otherwise requested. Field adjustment m[...]

  • Page 24

    24 Complete C BC — Blower Contactor CB — Circuit Breaker CC — Compressor Contactor CO — Sensor , Condensate Overflow ECR — Enthalpy Control Relay FP1 — Sensor, W ater Coil Fr eeze Protection FP2 — Sensor, Air Coil F reeze Protection GFI — Ground F ault Interr upter HP — High-Pressure Switch JW3 — Clippable Field Selection Jumper[...]

  • Page 25

    25 Complete C 1 Complete C 2 Fig. 7 — 50R TP08-20 Units — T ypical Control Wir ing with Complete C Contr ols and Optional Econ omizer See legend and notes on page 24. a50-8554[...]

  • Page 26

    26 Complete C Complete C Complete C 2 Complete C 1 Complete C 1 Complete C 2 Fig. 8 — T ypical Contr ol Wiring wi th Complete C and LON Contr oller 50RT P03-06 UNITS 50RT P08-20 UNITS a50-8555[...]

  • Page 27

    27 Deluxe D BC — Blower Contactor CB — Circuit Breaker CC — Compressor Contactor CO — Sensor , Condensate Overflow ECR — Enthalpy Control Relay FP1 — Sensor, W ater Coil Fr eeze Protection FP2 — Sensor, Air Coil F reeze Protection GFI — Ground F ault Interr upter HP — High-Pressure Switch HPWR — High Pressure Water Rela y HPWS ?[...]

  • Page 28

    28 Deluxe D Deluxe D Deluxe D Deluxe D Fig. 10 — 50R TP08-20 Units — T ypical Contr ol Wiring with Deluxe D Contr ols and Optional Economizer See legend and notes on page 27. a50-8557[...]

  • Page 29

    29 Deluxe D Deluxe D Deluxe D 1 Deluxe D 2 Fig. 11 — T ypical Contr ol Wiring with Deluxe D and LON Controller SIZES 03-06 SIZES 08-20 a50-8558[...]

  • Page 30

    30 Y W O G R C AL1 AL2 A CR CMP1 FA N PWR HS1/EXH/RVS PREMIER LINK CR COMPLETE C CONTROL J4 J6 J5 J8 J1 PWR S P S A L W CMPSAFE T T T Y1 G R C AL1 CMP1 FA N PWR PREMIER LINK DELUXE D CONTROL J4 J8 J1 PWR CMPSAFE HS2 HS1 CMP2 Y2 W1 O/W2 J6 J5 S P T S A T L W T Fig. 12 — Premierlink™ Contr oller App lications Wiring with Complete C Contr o l LEGE[...]

  • Page 31

    31 WH S P-OPEN 10 PRIMAR Y PRIMAR Y Fig. 14 — Units with Complete C and WSHP Open Mult iple Protocol Controls A50-8355 LEGEND BM — Blower Motor BR — Blow er Rela y CO — Condensate Overflow FSD — Fire/Smoke Detector LW T — Leaving W ater T emperature N.C. — Nor mally Closed OA D — Ou tside Air Damper OCC — Occupancy Input Contact R[...]

  • Page 32

    32 W S HP-OPEN PRIMAR Y PRIMAR Y Fig. 15 — Units wi th Deluxe D and WSHP Open Multipl e Protocol Cont rols A50-8354 LEGEND BM — Blower Motor BR — Blower Rela y CO — Condensate Overflow FSD — F ire/Smoke Detector LW T — Leaving Water T emperature N.C. — Nor mally Closed OA D — Outside Air D amper OCC — Occupancy Input Contact RH ?[...]

  • Page 33

    33 012207-1BT4 8 5BT LED1 DB In s t a ll BT4 8 5 where device i s loc a ted a t the end of network s egment only. + 24v a c (If not in s t a lled, it m us t b e connected to DO-5) DEHUMIDIFY OUTPUT CONTACT (DO-6) (FACTORY OPTION) FAN S PEED (DO-7) (MED OR LOW) OA DAMPER (AO-2) FAN S PEED (DO- 8 ) (HIGH OR FAN ON ) LWT (Inp u t 6) S AT (LAT) (Inp u [...]

  • Page 34

    34 Step 8 — Connect Low V oltage Wiring TH E R M OS T A T C O N N EC T I O N S — The thermostat should be wired directly to the Aquazone™ control board. See Fig. 17-19. W A TER FREEZE PROTE CTION — The Aquazone control allows the field selection of source fluid freeze protection points through jumpers. The fact ory setting of jumper JW3 (FP[...]

  • Page 35

    35 PRE-ST ART -UP System Chec kout — When the installation is complete and the system is cleaned and flushed, follow the System Checkout procedure outlined below . 1. V oltage: Ensure that the voltage is within the utilization range specifications of the unit compressor and fan motor . 2. System W ater T emperatur e: Ensure that the system water [...]

  • Page 36

    36 from the thermostat. This setting is used with dual stage units (units with 2 compressors and 2 Deluxe D controls) or in mas- ter/slave applications. In master /slave applications, each com- pressor and fan will stage according to its switch 2 setting. If switch is set to stage 2, the compressor will have a 3-second de- lay before energizing dur[...]

  • Page 37

    37 ST ART -UP Use the procedure outlined below to initiate proper unit start-up. NOTE: This equipmen t is designed for indoor install ation only . Operating Limits EN V I R ON M E N T — This equipment is designed for outdoor installation ONL Y . Extreme variations in temperature, humidi- ty and corrosive water or air will adversely af fect the un[...]

  • Page 38

    38 Unit Start-Up with WSHP Open Controls — The WSHP Open is a multi-protocol (default BACnet*) con- troller with extensive features, flexible options and powerful capabilities. The unit comes from the factory pre-programmed and needs minimal set up to function in a BAS (Building Automation System) system or provide additional capabilities to Carr[...]

  • Page 39

    39 e. Enter ON/OFF time, then p ress continue. f. Press OK to appl y and save to a particular day of the week. g. Continue to add the same or dif ferent sched ule spe- cific days of the week. T o add exceptions to the schedule: i. Press Add softkey . ii. Select exception type from follow ing: • Date • Date Range • W eek-N-Day • Calender Ref[...]

  • Page 40

    40 Table 17 — Antifr eeze Percentages by Volume Cooling T ower/Boiler Systems — These syste ms typically use a common loop maintained at 60 to 90 F . The use of a closed circuit evaporative cooling tower with a secondary heat exchanger between the tower and the water loop is recom- mended. If an open type cooli ng tower is used continuously , c[...]

  • Page 41

    41 when the heat pump software is downloaded to the board. Oc- cupancy types are described in the scheduling section below . The following sections describe the functionality of the WSHP Open multi-protocol controller . All point objects referred to in this sequence of operation will be referenced to the objects as viewed in the BAC view 6 handheld[...]

  • Page 42

    42 After a compressor is staged off, it may be restarted again after a normal time-guard period of 5 minutes and if the supply-air temperature has increased above the minimum supply-air temperature limit. The WSHP Open controller provides a status input to moni- tor the compressor operation. The status is monitored to deter - mine if the compressor[...]

  • Page 43

    43 The control has four user adjustable set points: DCV start control set point, DCV maximum control set point, minimum damper position, and DCV maxim um damper position. T wo-Position OA Damper — The control can be configured to operate a ventilation damper in a two-position ventilation mode to provide the minimum ventilation requirements during[...]

  • Page 44

    44 Table 18 — Complete C Control Current LED Status and Alarm Relay Oper ations LEGEND NO TES: 1. Slow flash is 1 flash ev er y 2 seconds. 2. Fast fla sh is 2 flashes e very 1 second. 3. EXAMPLE: “Flashing Code 2” is represented b y 2 f ast flashes f ollowed b y a 10-second pause. This sequence will repe at continually until the f ault is cle[...]

  • Page 45

    45 Aquazone™ Deluxe D Contr ol LED Indica- tors — There are 3 LED indicators on the Deluxe D control. See T able 20. ST A TU S L ED — S tatus LED indicates the current status or mode of the Deluxe D control. The Status LED light is green. TE S T L ED — T est LED will be activated any time the De- luxe D control is in test mode. The T est LE[...]

  • Page 46

    46 Clean condensers with an inhibited hydrochloric acid solu- tion. The acid can stain hands and clothing, damage concrete, and, without inhibitor , damage steel. Cover surroundings to guard against splashing. V apors from vent pipe are not harmful, but take care to prevent liquid from being carried over by the gases. W arm solution acts faster , b[...]

  • Page 47

    47 TROUBLESHOO TING When troubleshooting problems with a WSHP , consider the cuases and solutions in T able 21. Thermistor — A thermistor may be required for single- phase units where starting the unit is a problem due to low voltage. Contr ol Sensors — The control system employs 2 nom- inal 10,000 ohm thermistors (FP1 and FP2) that are used fo[...]

  • Page 48

    48 Table 21 — Troubleshooting LEGEND RV — R eve r s i ng Val ve F A UL T HEA TING COOLING POSSIBLE CA USE SOLUTION Main Power Problems X X Green Status LED Of f C heck line voltage circuit bre aker and disconnect . Check for line v oltage bet ween L1 and L2 on th e contacto r . Check f or 24 V AC between R and C on controll er . Check primar y/[...]

  • Page 49

    49 Table 21 — Troubleshooting ( cont) LEGEND RV — R eve r s i ng Val ve F A UL T HEA TING COOLING POSSIBLE CA USE SOLUTION Only Compressor Runs X X Thermostat wiri ng Check G wiring at heat p ump. Jumper G and R for fan operation. X X F an motor relay Jumper G and R for f an operation. Che ck f or line voltage across BR contacts . Check fan pow[...]

  • Page 50

    50 APPENDIX A — WSHP OPEN SCREEN CONFIGURA TION LEGEND SCREEN NAME PA S SW OR D LEVEL P OIN T NAME E DITABLE RANGE DEFAULT NOTES Equipment Status No P assw ord Required Operating Mode Off, F an Only , Economize, Cooling, Heating, Cont F an, T est, Start Delay , Dehumidify Display s unit operat ing mode SPT F Displa ys SPT SA T F Displa ys SA T Co[...]

  • Page 51

    51 APPENDIX A — WSHP OPEN SCREEN CONFIGURATION (cont) LEGEND SCREEN NAME PAS S WO RD LEVEL P OINT NAME EDITABLE RANGE DEFAULT NOTES Unit Maintenance No P asswo rd required Operating Mode Off, F an Only ,Economize, Cooling, Heating, Cont F an, T est, Start Delay , Dehumidify Display s unit operating mode F an Oper ating Mode A uto/Continuous/Alw a[...]

  • Page 52

    52 APPENDIX A — WSHP OPEN SCREEN CONFIGURATION (cont) LEGEND SCREEN NAME PA S S WO RD LEVEL P OINT NAME EDITABLE RANGE DEFAULT NOTES Configuration Set Points User/Admin P assw ord le vel access Occupied Heating X 40 - 90 F 72 F Defines the Occupied Heating Set P oint Occupied Cooling X 55 - 99 F 76 F Defines the Occupied Cooling Set P oint Unoccu[...]

  • Page 53

    53 APPENDIX A — WSHP SCREEN OPEN CONFIGURATION (cont) LEGEND SCREEN NAME PA S SWO R D LEVE L P OINT NAME EDITAB LE RANGE DEFAULT NOTES Configuration Unit Configuration Admin P assword lev e l access only F an Mode X Auto/Continu ous/ Always On Continuous Aut o= Intermittant operation during both occupied and unoccupied periods/ Continuou s = Inte[...]

  • Page 54

    54 APPENDIX A — WSHP SCREEN OPEN CONFIGURATION (cont) LEGEND SCREEN NAME PA S SW OR D LEVEL P OINT NAME EDITABLE RANGE DEFAULT NOTES Configuration Service Configuration Admin P a ssw ord lev el access only # of F an Speeds X 1,2,3 3 Us ed to set n umber of fan mot or speeds G Output T ype X Fan On/F an Low F an On When set to F an On, G output is[...]

  • Page 55

    55 APPENDIX A — WSHP SCREEN OPEN CONFIGURATION (cont) LEGEND SCREEN NAME PA SSW ORD LEVEL P OINT NAME EDITABLE RANG E DEFAULT NOTES Configuration Alarm Configuration Admin P assword lev el access only SPT Occupied Ala rm Hysteresis X2 - 2 0 F 5 F Defines the h ysteresis applied abo ve the cooling and belo w the heating set points bef ore an alarm[...]

  • Page 56

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  • Page 58

    Manufacturer reserves the right to disco ntinue, or change at any time, specificatio ns or designs without notice and without inc urring obligations. Catalog No . 04-53500070-01 Printed in U .S.A. F or m 50RTP-1 SI Pg 58 7-10 Replaces: Ne w Copy right 2010 Carrier Cor poration[...]

  • Page 59

    CL-1 50R TP ST A RT -UP CHECKLIST CUSTOMER: ___________________________ JOB NAME: _______________________________________ MODEL NO.:___________________________ SERIAL NO.:____________________ DA TE: _________ I. PRE-ST ART -UP DOES THE UNIT VOL T AGE CORRESPOND WI TH THE SUPPL Y VOL T AGE A V AILABLE? (Y/N) HA VE THE POWER AND CONTROL WIRING CONNEC[...]

  • Page 60

    Manufacturer reserves the right to disco ntinue, or change at any time, specificatio ns or designs without notice and without inc urring obligations. Catalog No . 04-53500070-01 Pr inted in U .S.A. F or m 50RTP-1SI Pg CL-2 7-10A 7-10 Replaces: New Copy right 2010 Carrier Cor poration - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -[...]