Start-Up, Operation, and Maintenance Instructions

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VIEW A LOW SPEED SHAFT THRUST DISK COMPRESSOR, TRANSMISSION AREA 98 Compressor Assembly Torques ITEM DESCRIPTION TORQUE ft.-lb N m 1* Oil Heater Retaining Nut 20 28 2 Bull Gear Retaining Bolt 80-85 108-115 3 Demister Bolts 15-19 20-26 4 Impeller Retaining Bolt 44-46 60-62 5* Motor Terminals (Low Voltage) 50 68 6* Guide Vane Shaft Seal Nut 25 34 7* Motor Terminals (High Voltage) — Insulator 2-4 2.7-5.4 — Packing Nut 5 6.8 — Brass Jam Nut 10 13.6 LEGEND N m — Newton meters *Not shown. Fig. 44 — Compressor Fits <strong>and</strong> Clearances NOTES: 1. All clearances for cylindrical surfaces are diametrical. 2. Dimensions are with rotor in thrust position. 3. Dimensions shown are in inches. 4. Impeller spacing should be performed in accordance with most recent Carrier Service Bulletin on impeller spacing.
ITEM A B C D E F VIEW B — HIGH SPEED SHAFT 19XR COMPRESSOR CLEARANCES COMPRESSOR CODE 221-299 321-389 421-489 521-599 .0050 .0040 .0050 .0040 .0115 .0055 .0190 .0040 –.002 –.0005 .0050 .0040 .0050 .0040 .0050 .0040 .0115 .0080 .022 .012 –.0020 –.0005 .0050 .0040 G —* —* —* —* *Depends on impeller size, contact your Carrier Service Representative for more information. NOTE: All clearances for cylindrical surfaces are diametrical. Fig. 44 — Compressor Fits <strong>and</strong> Clearances (cont) 99 .0055 .0043 .0053 .0043 .0100 .0050 .027 .017 –.0029 –.0014 .0048 .0038 .0069 .0059 .0065 .0055 .0010 .0060 .0350 .0250 –.0019 –.0005 .0062 .0052
Page 1 and 2:
Start-Up, Operation, and Maintenanc
Page 3 and 4:
CONTENTS (cont) Page Page Chiller D
Page 5 and 6:
Factory-installed additional compon
Page 7 and 8:
Factory-Mounted Starter or Variable
Page 9 and 10:
MOTOR COOLING LINE TXV BULB PRESSUR
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OPTIONAL METER PACKAGE INTEGRATED S
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The PIC II can interface with the C
Page 15 and 16:
CVC/ICVC Operation and Menus (Fig.
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Start Chiller In CCN Control Start
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SERVICE MENU CONTINUED FROM PREVIOU
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7. Press ENTER to register the valu
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Table 2 — CVC/ICVC Display Data (
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Page 27 and 28:
Page 29 and 30:
Page 31 and 32:
Page 33 and 34:
PIC II System Functions NOTE: Words
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Shunt Trip (Option) — The functio
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OVERRIDE CAPACITY CONTROL HIGH COND
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(see wiring diagrams or certified d
Page 41 and 42:
NOTE: The lead/lag function can be
Page 43 and 44:
Ice Build Control — The ice build
Page 45 and 46:
Service Operation — An overview o
Page 47 and 48: Shutdown Sequence — Chiller shutd
Page 49 and 50: 49 Fig. 28 — 19XR Leak Test Proce
Page 51 and 52: Fig. 29 — Typical Optional Pumpou
Page 53 and 54: Chiller Dehydration — Dehydration
Page 55 and 56: MECHANICAL STARTER 1. Check all fie
Page 57 and 58: CHANGE THE BENSHAW INC., RediStart
Page 59 and 60: VFD Cooling System Leak Inspection
Page 61 and 62: Protecting the VFD Configuration 1.
Page 63 and 64: Check Optional Pumpout System Contr
Page 65 and 66: Dry Run to Test Start-Up Sequence F
Page 67 and 68: Leave the oil charge in the chiller
Page 69 and 70: LEGEND C — Contactor FU — Fuse,
Page 71 and 72: 2. Evacuate the refrigerant gas fro
Page 73 and 74: SCHEDULED MAINTENANCE Establish a r
Page 75 and 76: Water Treatment — Untreated or im
Page 77 and 78: TRANSDUCER REPLACEMENT — Since th
Page 79 and 80: Table 11 — CVC/ICVC Primary and S
Page 81 and 82: I. CHILLER PROTECT LIMIT FAULTS STA
Page 83 and 84: I. CHILLER PROTECT LIMIT FAULTS (co
Page 85 and 86: TEMPERATURE (F) PIC II VOLTAGE DROP
Page 87 and 88: Control Modules Turn controller pow
Page 89 and 90: ANALOG OUT J8 INTERGRATED STARTER M
Page 91 and 92: NOTES: 1. Cooler data: based on a c
Page 93 and 94: Table 14 — 19XR Additional Data f
Page 95 and 96: HEAT EXCHANGER COOLER/ CONDENSER HE
Page 97: Table 18 — Optional Pumpout Syste
Page 101 and 102: 101 Fig. 45 — Allen-Bradley Wye-D
Page 103 and 104: 103 LEGEND (cont) ISM — Integrate
Page 105 and 106: 105 LEGEND (cont) ISM — Integrate
Page 107 and 108: 107 LEGEND Denotes Component Termin
Page 109 and 110: AUX — Auxiliary C — Contactor C
Page 111 and 112: Fig. 53 — Benshaw, Inc. Solid-Sta
Page 113 and 114: LEGEND AUX — Auxiliary C — Cont
Page 115 and 116: 1A LEGEND AUX — Auxiliary C — C
Page 117 and 118: 117 Fig. 57 — Typical Variable Fr
Page 123 and 124: Abbreviations and Explanations, 4 A
Page 125 and 126: MACHINE INFORMATION: DESIGN CONDITI
Page 127 and 128: 19XR, XRV PIC II SETPOINT TABLE CON
Page 129 and 130: CUT ALONG DOTTED LINE CUT ALONG DOT
Page 140: Copyright 2001 Carrier Corporation
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Start-Up, Operation, and Maintenance Instructions

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