Instruction/ maintenance manual of the product HERMETIC CENTRIFUGAL LIQUID CHILLERS 19XR Carrier
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Installation Instructions SAFETY CONSIDERA TIONS Centrifugal liquid chillers are designed to provide safe and reliable service when operated within design speci- fications. When operating this equipment, use good judg- ment and safety precautions to avoid damage to equip- ment and property or injury to personnel.
CONTENTS Page SAFETY CONSIDERA TIONS ..................1 INTRODUCTION .............................2 General .....................................2 Job Data ....................................2 INST ALLA TION ............................. 2-35 Receiving the Machine .
Fig. 1 — Model Number Identification 3.
1— Oil Level Sight Glass 2— Diffuser Actuator (Hidden/19XR5 Only) 3— Discharge Isolation V alve 4— Condenser Pumpout Connection 5— Condenser Safety Relief V alves 6— Three-W ay Condenser R.
MACHINE RIGGING GUIDE NOTES: 1. Each cable must be capable of supporting the entire weight of the machine. See chart for maximum weights. 2. Chain lengths shown are typical for 15 8 lifting height. Some minor adjustments may be required. COMPRESSOR FRAME SIZE* COOLER SIZE MAXIMUM WEIGHT (lb) VESSEL LENGTH DIM.
COMPRESSOR FRAME SIZE* COOLER SIZE MAXIMUM WEIGHT (lb) VESSEL LENGTH DIM. ‘ ‘A ’’ DIM. ‘ ‘B’ ’ DIM. ‘‘C’ ’ CHAIN LENGTH ‘ ‘D’ ’ ‘ ‘E’ ’ ‘ ‘F’ ’ 4 70-72 .
T able 1 — 19XR Dimensions (Nozzle-In-Head W aterbox) HEA T EXCHANGER SIZE A (Length, with Nozzle-in-Head Waterbox) B (Width) C (Height) 2-Pass* 1 or 3 Pass† ft-in.
T able 2 — 19XR Dimensions (Marine W aterbox) HEA T EXCHANGER SIZE A (Length, Marine Waterbox — not shown) 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 20 t.
T able 4 — 19XR Compressor Weights MOTOR CODE ENGLISH SI T otal Compressor Weight* (lb) T otal Compressor Weight* (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,.
T able 6 — 19XR Heat Exchanger Data CODE ENGLISH SI Dry Rigging Weight (lb) Machine Charge Dry Rigging Weight (kg) Machine Charge Cooler Only Condenser Only Refrigerant Weight W ater V olume (gal) C.
T able 7 — 19XR Additional Data for Marine Waterboxes* HEA T EXCHANGER FRAME, P ASS ENGLISH SI Psig Rigging Weight (lb) W ater V olume (gal) kPa Rigging Weight (kg) W ater V olume (L) FRAME 2, 1 AND.
T able 8A — 19XR Waterbox Cover W eights ENGLISH (lb) HEA T EXCHANGER W A TERBOX DESCRIPTION FRAME 1 FRAME 2 FRAME 3 Standard Nozzles Flanged Standard Nozzles Flanged Standard Nozzles Flanged COOLER.
T able 8B — 19XR W aterbox Cover Weights SI (kg) HEA T EXCHANGER W A TERBOX DESCRIPTION FRAME 1 FRAME 2 FRAME 3 Standard Nozzles Flanged Standard Nozzles Flanged Standard Nozzles Flanged COOLER/ CON.
3. Disconnect the compressor dischar ge elbow at the com- pressor (Fig. 7, Item 3). 4. Cut the hot gas bypass line at the location shown (Fig. 6, Item 1). 5. Unbolt the cooler liquid feed line at the location shown (Fig. 6, Item 10). 6. Cover all openings.
1— Guide V ane Actuator Cable 2— Power Panel to Starter Cables (Oil Pump Power , Control Power , and Communication) Fig. 7 — 19XR Chiller T op View 3— Compressor Discharge Elbow Joints 4— Co.
1— Guide V ane Actuator 2— Diffuser Actuator 3— W ater T emperature Sensor Cables Fig. 9 — Chiller End View 16.
T o Rig Compressor NOTE: The motor end of the 19XR compressor is heavy and will tip backwards unless these directions are followed: 1. Cut two 4 in. × 6 in. wooden beams to the same length as the compressor . 2. Drill holes into the beams and bolt them to the base of the compressor .
INST ALL SPRING ISOLA TION — Spring isolation may be purchased as an accessory from Carrier for field instal- lation. It may also be field supplied and installed. Spring iso- lators may be placed directly under machine support plates or located under machine soleplates.
Connect Piping INST ALL W A TER PIPING T O HEA T EXCHANGERS — Install piping using job data, piping drawings, and proce- dures outlined below . A typical piping installation is shown in Fig. 14. Factory-supplied insulation is not flammable but can be damaged by welding sparks and open flame.
NOZZLE-IN HEAD W A TERBOXES FRAMES 1, 2, AND 3 FRAMES 4, 5, AND 6 NOZZLE ARRANGEMENT CODES FOR ALL 19XR NOZZLE-IN-HEAD W A TERBOXES P ASS COOLER WA TERBOXES In Out Arrangement Code* 1 85 A 58 B 2 79 C 46 D 3 76 E 49 F *Refer to certified drawings.
NOZZLE-IN-HEAD W A TERBOXES FRAMES 7 AND 8 NOZZLE ARRANGEMENT CODES FOR ALL 19XR NOZZLE-IN-HEAD W A TERBOXES P ASS COOLER WA TERBOXES In Out Arrangement Code* 1 85 A 58 B 2 79 C 46 D 3 76 E 49 F *Refer to certified drawings. P ASS CONDENSER WA TERBOXES In Out Arrangement Code* 1 11 2 P 21 1 Q 2 10 12 R 13 S 3 10 3 T 11 2 U Fig.
MARINE W A TERBOXES FRAMES 2 AND 3* *There is no Frame 1 marine waterbox. NOZZLE ARRANGEMENT CODES P ASS COOLER WA TERBOXES CONDENSER W A TERBOXES In Out Arrangement Code In Out Arrangement Code 1 85 A — — — 58 B — — — 2 79 C 1 0 1 2 R 46 D 1 3 S 3 76 E — — — 49 F — — — Fig.
MARINE W A TERBOXES (cont) FRAMES 4, 5, AND 6 NOZZLE ARRANGEMENT CODES P ASS COOLER WA TERBOXES CONDENSER W A TERBOXES In Out Arrangement Code In Out Arrangement Code 1 96 A — — — 69 B — — .
T able 9 — 19XR W aterbox Nozzle Sizes FRAME SIZE PRESSURE psig (kPa) P ASS NOMINAL PIPE SIZE (in.) ACTUAL PIPE ID (in.) Cooler Condenser Cooler Condenser 1 150/300 (1034/2068) 1 8 8 7.981 7.981 2 6 6 6.065 6.065 3 6 6 6.065 6.065 2 150/300 (1034/2068) 1 10 10 10.
DIMENSIONS ENGLISH (ft-in.) T ANK SIZE AB C D E F G H J K L M N P R S T 0428 10- 5 9-10 4-9 2-4 3 ⁄ 4 1-2 3 ⁄ 8 3-1 3 ⁄ 16 4-1 1 3-8 1 ⁄ 8 3- 8 2-9 7 ⁄ 16 3-2 0-3 1 ⁄ 2 4-8 3 ⁄ 4 1-7 7 .
RA TED DRY WEIGHT AND REFRIGERANT CAP ACITY ENGLISH (lb) T ANK SIZE T ANK OD (in.) DR Y WEIGHT* (lb) MAXIMUM REFRIGERANT CAP ACITY (lb) ANSI/ASHRAE 15 UL 1963 0428 24.
Fig. 20 — Optional Pumpout System Piping Schematic with Storage T ank Fig. 21 — Optional Pumpout System Piping Schematic without Storage T ank 27.
INST ALL VENT PIPING TO RELIEF V AL VES — The 19XR chiller is factory equipped with relief devices on the cooler and condenser shells. Refer to Fig. 23 and T able 10 for size and location of relief devices.
Fig. 24 — Carrier Comfort Network Communication Bus Wiring LEGEND Factory Wiring Field Wiring *Field supplied terminal strip must be located in control panel.
CONNECT CONTROL OUTPUTS — Connect auxiliary equipment, chilled and condenser water pumps, and spare alarms as required and indicated on job wiring drawings. CONNECT ST AR TER — The 19XR is available with either a unit-mounted, factory-installed starter or a free-standing, field-installed starter (Fig.
Free-Standing, Field-Installed Starter — Assemble and in- stall compressor terminal box in desired orientation, and cut necessary conduit openings in conduit support plates. See Fig. 27 and 29. Attach power leads to compressor terminals in accordance with job wiring drawings, observing caution label in terminal box.
IMPORT ANT : Wiring shown is typical and not intended to show detail for a specific installation. Refer to certified field wiring diagrams. NOTES: I. GENERAL 1.0 Starters shall be designed and manufactured in accordance with Carrier Engineering Requirement Z-375.
LEGEND NOTES: I. GENERAL 1.0 Starters shall be designed and manufactured in accordance with Carrier Engineering Requirement Z-375. 1.1 All field-supplied conductors, devices, field-installation wiring, and ter- mination of conductors and devices must be in compliance with all ap- plicable codes and job specifications.
Connect Power W ir es to Oil Heater Contactor — Connect control power wiring between the oil heater contactor ter- minals and terminals LL1 and LL2 on the field wiring strip in the compressor motor starter . Refer to Fig. 31 and wiring label on the machine power panel.
Install Field Insulation Protect insulation from weld heat damage and weld splatter. Cover with wet canvas cover during water piping installation. When installing insulation at the jobsite, insulate t.
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Copyright 1997 Carrier Corporation Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
INST ALLA TION ST ART -UP REQUEST CHECKLIST Machine Model Number: 19XR Serial Number: To : Attn: Date Project Name Carrier Job Number The following information provides the status of the chiller installation. YES/NO (N/A) DA TE TO BE COMPLETED 1. The machine is level.
TESTING YES/NO DA TE TO BE COMPLETED 1. The cooling tower fan has been checked for blade pitch and proper operation. 2. The chilled water and condenser water lines have been: a. Filled b. T ested c. Flushed d. V ented e. Strainers cleaned 3. The chilled water and condenser water pumps have been checked for proper rotation and flow .
An important point after buying a device Carrier HERMETIC CENTRIFUGAL LIQUID CHILLERS 19XR (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Carrier HERMETIC CENTRIFUGAL LIQUID CHILLERS 19XR yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Carrier HERMETIC CENTRIFUGAL LIQUID CHILLERS 19XR - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Carrier HERMETIC CENTRIFUGAL LIQUID CHILLERS 19XR you will learn all the available features of the product, as well as information on its operation. The information that you get Carrier HERMETIC CENTRIFUGAL LIQUID CHILLERS 19XR will certainly help you make a decision on the purchase.
If you already are a holder of Carrier HERMETIC CENTRIFUGAL LIQUID CHILLERS 19XR, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Carrier HERMETIC CENTRIFUGAL LIQUID CHILLERS 19XR.
However, one of the most important roles played by the user manual is to help in solving problems with Carrier HERMETIC CENTRIFUGAL LIQUID CHILLERS 19XR. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Carrier HERMETIC CENTRIFUGAL LIQUID CHILLERS 19XR along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
