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19XR
50/60 Hz
Hermetic Centrifugal Liquid Chillers
with HFC-134a
Installation Instructions
SAFETY CONSIDERATIONS
NEVERAPPLYan open flame or live steam to a refrigerant cylinder.
Centrifugal liquid chillers are designed to provide safe
Dangerous over pressure can result. When it is necessary to heat re-
and reliable service when operated within design speci-
frigerant, use only warm (110 F [43 C]) water.
fications.Whenoperatingthisequipment,usegoodjudg-
ment and safety precautions to avoid damage t
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CONTENTS 1. Inspectforshippingdamagewhilemachineisstillonship- Page ping conveyance. If machine appears to be damaged or SAFETY CONSIDERATIONS ..................1 hasbeentornloosefromitsanchorage,haveitexamined bytransportationinspectorsbeforeremoval.Forwardclaim INTRODUCTION .............................2 papersdirectlytotransportationcompany.Manufacturer General .....................................2 isnotresponsibleforanydamageincurredintransit. Job Data ....................................2
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Fig. 1 — Model Number Identification 3
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FRONT TOP VIEW 1— Oil Level Sight Glass 2— DiffuserActuator (Hidden/19XR5 Only) 3— Discharge Isolation Valve 4— Condenser Pumpout Connection 5— Condenser Safety Relief Valves 6— Three-Way Condenser Relief Valve 7— Hot Gas Bypass Line 8— Condenser Waterbox Nozzles 9— Cooler Waterbox Nozzles 10 — Cooler Safety Relief Valves 11 — Cooler Pumpout Connection 12 — Machine Identification Nameplate 13 — Control Panel 14 — Refrigerant Charging Valve 15 — Guide VaneActuator 16 — Compressor/Transmission 17 —
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CHAIN LENGTH COMPRESSOR COOLER MAXIMUM VESSEL DIM. ‘‘A’’ DIM. ‘‘E’’ DIM. ‘‘F’’ FRAME SIZE* SIZE WEIGHT (lb) LENGTH ‘‘B’’ ‘‘C’’ ‘‘D’’ 10-12 18,500 108 48-79 128-79 138-09 138-09 28-39 28-69 2 15-17 19,000 128 58-99 138-69 138-29 138-39 20-22 19,500 108 48-79 128-79 138-09 138-09 38-19 28-49 30-32 21,000 128 58-99 138-69 138-29 138-39 2or3 38-69 28-69 35-37 22,500 148 78-49 148-29 138-49 138-49 40-42 29,700 128 58-99 128-89 128-89 138-49 45-47 31,800 148 68-109 138-19 138-29 138-89 3 38-29 28-79 5
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CHAIN LENGTH COMPRESSOR COOLER MAXIMUM VESSEL DIM. ‘‘A’’ DIM. ‘‘B’’ DIM. ‘‘C’’ FRAME SIZE* SIZE WEIGHT (lb) LENGTH ‘‘D’’ ‘‘E’’ ‘‘F’’ 70-72 40,410 148 68-69 38-49 38-59 118-69 128-59 128-99 4 75-77 44,210 168 78-59 38-59 38-59 128-09 138-39 138-69 70-72 45,600 148 68-29 38-69 38-79 118-69 128-59 128-99 75-77 49,400 168 68-119 38-69 38-69 128-09 138-39 138-69 5 80-82 54,900 148 68-29 38-69 38-79 118-69 128-59 128-99 85-87 58,300 168 68-119 38-69 38-69 128-09 138-39 138-69 *The first digit of the 3-
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TUBE REMOVAL SPACE FOR EITHER END 10'-0" (3048 mm) MOTOR SERVICE 3'0" (915 mm) (SIZES 10-12, 20-22) CLEARANCE RECOMMENDED OVERHEAD 12'-3 1/2" (3747 mm) 4'0"- (1219 mm) SERVICE CLEARANCE (SIZES 15-17) 12'-3 1/2" (3747 mm) (SIZES 30-32, 40-42, 50-52, 60-62) 14'-3" (4343 mm) (SIZES 35-37, 45-47, 55-57, 65-67) 14'-0" (4267 mm) (SIZES 70-72, 80-82) 16'-0" (4877 mm) (SIZES 75-77, 85-87) C 1 2'-6 /8" MIN (362 mm) A B 2' MIN (610 mm) SERVICE AREA Fig. 5 — 19XR Dimensions (Refer to Tables 1 Through 3) Ta
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Table 2 — 19XR Dimensions (Marine Waterbox) A (Length, Marine Waterbox — not shown) HEAT EXCHANGER SIZE 2-Pass* 1 or 3 Pass† ft-in. mm ft-in. mm 10 to 12 NA NA NA NA 15 to 17 NA NA NA NA 5 20 to 22 12- 6 ⁄8 3826 14- 3 4343 3 30 to 32 14- 9 4496 16- 4 ⁄4 4997 1 1 35 to 37 16- 5 ⁄2 5017 18- 1 ⁄4 5518 1 3 40 to 42 15- 0 ⁄4 4591 16- 8 ⁄4 5099 3 1 45 to 47 16- 8 ⁄4 5099 18- 5 ⁄4 5620 1 3 50 to 52 15- 0 ⁄4 4591 16- 8 ⁄4 5099 3 1 55 to 57 16- 8 ⁄4 5099 18- 5 ⁄4 5620 3 1 60 to 62 15- 0 ⁄4 4591 16- 9 ⁄4
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Table 4 — 19XR Compressor Weights ENGLISH SI MOTOR Total Compressor Weight* Total Compressor Weight* CODE (lb) (kg) 60 Hz 50 Hz 60 Hz 50 Hz BD 3,755 3,755 1703 1703 BE 3,805 3,805 1726 1726 BF 3,870 3,870 1755 1755 BG 3,950 3,950 1792 1792 BH 3,950 3,950 1792 1792 CD 4,659 4,756 2134 2153 CE 4,685 4,771 2155 2165 CL 4,710 4,842 2137 2167 CM 4,737 4,868 2149 2209 CN 4,751 4,883 2156 2215 CP 4,806 4,898 2181 2212 CQ 4,874 4,898 2211 2212 DB 6,112 6,158 2772 2793 DC 6,138 6,224 2822 2823 DD 6,216 6
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Table 6 — 19XR Heat Exchanger Data ENGLISH SI Dry Rigging Weight Dry Rigging Weight Machine Charge Machine Charge (lb) (kg) CODE Refrigerant Water Volume Refrigerant Water Cooler Condenser Cooler Condenser Weight (gal) Weight Volume Only Only Only Only Cooler Condenser Cooler Condenser Cooler Condenser Cooler Condenser 10 2,742 2,704 290 200 34 42 1244 1227 132 91 129 158 11 2,812 2,772 310 200 37 45 1276 1257 141 91 140 170 12 2,883 2,857 330 200 40 49 1308 1296 150 91 152 185 15 3,003 2,984 32
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Table 7 — 19XR Additional Data for Marine Waterboxes* ENGLISH SI HEAT EXCHANGER Rigging Weight Water Volume Rigging Weight Water Volume FRAME, PASS Psig kPa (lb) (gal) (kg) (L) FRAME 2, 1 AND 2 PASS 150 730 84 1034 331 318 FRAME 2, 2 PASS 150 365 42 1034 166 159 FRAME 3, 1 AND 2 PASS 150 730 84 1034 331 317 FRAME 3, 2 PASS 150 365 42 1034 166 159 FRAME 4, 1 AND 3 PASS 150 1060 123 1034 481 465 FRAME 4, 2 PASS 150 530 61 1034 240 231 FRAME 5, 1 AND 3 PASS 150 1240 139 1034 562 526 FRAME 5, 2 PASS
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Table 8A — 19XR Waterbox Cover Weights ENGLISH (lb) FRAME 1 FRAME 2 FRAME 3 HEAT WATERBOX Standard Standard Standard EXCHANGER DESCRIPTION Flanged Flanged Flanged Nozzles Nozzles Nozzles NIH, 1 Pass Cover, 150 psig 177 204 320 350 320 350 NIH, 2 Pass Cover, 150 psig 185 218 320 350 320 350 NIH, 3 Pass Cover, 150 psig 180 196 300 340 300 340 NIH/MWB End Cover, 150 psig 136 136 300 300 300 300 COOLER/ CONDENSER NIH, 1 Pass Cover, 300 psig 248 301 411 486 411 486 NIH, 2 Pass Cover, 300 psig 255 324
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Table 8B — 19XR Waterbox Cover Weights SI (kg) FRAME 1 FRAME 2 FRAME 3 HEAT WATERBOX Standard Standard Standard EXCHANGER DESCRIPTION Flanged Flanged Flanged Nozzles Nozzles Nozzles NIH, 1 Pass Cover, 150 psig 80 93 145 159 145 159 NIH, 2 Pass Cover, 150 psig 84 99 145 159 145 159 NIH, 3 Pass Cover, 150 psig 82 89 136 154 140 154 NIH/MWB End Cover, 150 psig 62 62 136 136 136 136 COOLER/ CONDENSER NIH, 1 Pass Cover, 300 psig 112 137 186 220 186 220 NIH, 2 Pass Cover, 300 psig 116 147 186 235 186
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3. Disconnect the compressor discharge elbow at the com- 3. Disconnect the motor refrigerant return line (Fig. 6, pressor (Fig. 7, Item 3). Item 8). 4. Cutthehotgasbypasslineatthelocationshown(Fig.6, 4. Disconnect the following: Item 1). a. compressor oil sump temperature sensor cable 5. Unbolt the cooler liquid feed line at the location shown (Fig. 8, Item 4) (Fig. 6, Item 10). b. bearing temperature sensor cable (Fig. 8, Item 2). 6. Cover all openings. c. motor temperature sensor cable (Fig. 8
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1— Guide VaneActuator Cable 3— Compressor Discharge Elbow Joints 2— Power Panel to Starter Cables (Oil Pump Power, 4— Condenser Transducer Cable Control Power, and Communication) Fig. 7 — 19XR Chiller Top View 1— Motor Temperature Sensor Cable 4— Compressor Oil Sump Temperature 2— Bearing Temperature Sensor Cable Sensor Cable Connection (Inside Box) 5— Compressor Oil Discharge Pressure Cable 3— Compressor Oil Sump Pressure Cable 6— Discharge Temperature Sensor Cable Fig. 8 — Compressor Detail 15
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1— Guide VaneActuator 2— DiffuserActuator 3— Water Temperature Sensor Cables Fig. 9 — Chiller End View 16
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To Rig Compressor INSTALLACCESSORYISOLATION (if required) — Un- even floors or other considerations may dictate the use of NOTE: The motor end of the 19XR compressor is heavy accessory soleplates (supplied by Carrier for field installa- andwilltipbackwardsunlessthesedirectionsarefollowed: tion) and leveling pads. Refer to Fig. 10 and 12. 1. Cut two 4 in. × 6 in. wooden beams to the same length Level machine by using jacking screws in isolation sole- as the compressor. plates. Use a level at least
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INSTALL SPRING ISOLATION — Spring isolation may Obtain specific details on spring mounting and machine be purchased as an accessory from Carrier for field instal- weight distribution from job data.Also, check job data for lation.Itmayalsobefieldsuppliedandinstalled.Springiso- methodstosupportandisolatepipesthatareattachedtospring lators may be placed directly under machine support plates isolated machines. or located under machine soleplates. See Fig. 13. Consult job data for specific arrangement. L
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2. Provide openings in water piping for required pressure Connect Piping gages and thermometers. For thorough mixing and tem- INSTALLWATER PIPING TO HEAT EXCHANGERS — peraturestabilization,wellsintheleavingwaterpipeshould Install piping using job data, piping drawings, and proce- extend inside pipe at least 2 in. (50 mm). dures outlined below.Atypical piping installation is shown 3. Installairventsatallhighpointsinpipingtoremoveair in Fig. 14. and prevent water hammer. 4. Installpipehangerswhere
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NOZZLE-IN HEAD WATERBOXES FRAMES 1, 2, AND 3 FRAMES 4, 5, AND 6 NOZZLE ARRANGEMENT CODES FOR ALL 19XR NOZZLE-IN-HEAD WATERBOXES CONDENSER WATERBOXES COOLER WATERBOXES PASS Arrangement PASS Arrangement In Out In Out Code* Code* 11 2 P 1 85 A 211 Q 1 58 B 10 12 R 2 79 C 13 S 2 10 3 T 46 D 3 112 U 76 E 3 49 F *Refer to certified drawings. Fig. 15 — Piping Flow Data (NIH, Frames 1 Through 6) 20
