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- Page 1 MILLENNIUM CENTRIFUGAL LIQUID CHILLERS INSTALLATION INSTRUCTIONS Supersedes: Nothing Form 160.55-N1 (799) MODEL YT (STYLE J) WITH GRAPHIC CONTROL CENTER FOR ELECTRO-MECHANICAL STARTER, SOLID STATE STARTER, AND VARIABLE SPEED DRIVE 29509A...
- Page 2 C5, C6, C7, C8, D5, D6, D7, D8 CA – CB NOMENCLATURE The model number denotes the following characteristics of the unit — Model Design Level Cooler Code Motor Code Condenser Code Power Supply — for 60 Hz Compressor Code 5 for 50 Hz YORK INTERNATIONAL...
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Page 3: Read Before Proceeding
If there is any question in the mind of ment is subject to change without notice. While YORK operating/service personnel as to the applicability of makes no commitment to update or provide current in-... -
Page 4: Table Of Contents
OVERALL DIMENSIONS AND SERVICE CLEARANCES ....6 RIGGING ....................15 STANDARD NEOPRENE VIBRATION ISOLATOR PAD MOUNTS 16 SPRING ISOLATORS ................16 SCHEMATIC OF A TYPICAL PIPING ARRANGEMENT ....18 REFRIGERANT VENT PIPING ............. 19 MOTOR CONNECTIONS ..............20 YORK INTERNATIONAL... - Page 5 FORM 160.55-N1 COMPRESSOR GRAPHIC CONTROL CENTER PURGE UNIT MOTOR MOTOR TERMINAL CONDENSER 29509A COOLER FIG. 1 – YT CHILLER FOR USE WITH ELECTRO-MECHANICAL STARTER YORK INTERNATIONAL...
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Page 6: Dimensions
LD04586 FIG. 2 – OVERALL DIMENSIONS AND SERVICE CLEARANCES YORK INTERNATIONAL... - Page 7 10' 2-1/2" 9' 10" 10' 2-1/2" 470 mm 540 mm 470 mm 540 mm 1' 6-1/2" 1' 9-1/4" 1' 6-1/2" 1' 9-1/4" 578 mm 578 mm 603 mm 603 -mm 1' 10-3/4" 1' 10-3/4" 1' 11-3/4" 1' 11-3/4" YORK INTERNATIONAL...
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Page 8: Weights
Control Center, oil, water, refrigerant operating charge and fac- K3B3 17,610 21,260 tory insulation of cooler. Add motor weights per Table 5. K3B4 17,890 21,640 3. If optional marine type water boxes are furnished, increase unit weights per Form 160.55-PA1. YORK INTERNATIONAL... - Page 9 21,919 25,930 L3C1 21,700 25,650 L3C2 21,920 25,950 L3C3 22,165 26,285 L3C4 22,443 26,660 L1D1 23,180 27,300 L1D2 23,530 27,780 L1D3 23,921 28,310 L1D4 24,365 28,915 L3D1 23,700 28,030 L3D2 24,060 28,515 L3D3 24,450 29,045 L3D4 24,890 29,645 YORK INTERNATIONAL...
- Page 10 Control Center, oil, water, refrigerant operating charge and fac- K3B3 7,988 9,644 tory insulation of cooler. Add motor weights per Table 5. K3B4 8,115 9,816 3. If optional marine type water boxes are furnished, increase unit weights per Form 160.55-PA1. YORK INTERNATIONAL...
- Page 11 9,843 11,635 L6D8 12,846 15,296 L3C2 9,943 11,771 L3C3 10,054 11,923 L3C4 10,180 12,093 L1D1 10,514 12,383 L1D2 10,673 12,601 L1D3 10,851 12,841 L1D4 11,052 13,116 L3D1 10,750 12,714 L3D2 10,914 12,934 L3D3 11,091 13,175 L3D4 11,290 13,447 YORK INTERNATIONAL...
- Page 12 2635 1195 3700 1678 2635 1195 4500 2041 2930 1329 4500 2041 2930 1329 4500 2041 2930 1329 4500 2041 2930 1329 4500 2041 5750 2608 5800 2630 5750 2608 5800 2630 — 5750 2608 — 5800 2630 YORK INTERNATIONAL...
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Page 13: Introduction
Chillers shipped dismantled MUST 8. Do not run hot water (110°F max.) be field assembled under the supervision of a YORK or steam through the cooler or con- representative, but otherwise installation will be as de- denser at any time. -
Page 14: Inspection - Damage - Shortage
When received at the job site all containers should be opened and contents checked against the packing list. Units shipped dismantled MUST be re- Any material shortage should be reported to YORK assembled by, or under the supervision immediately. (Refer to Shipping Damage Claims, Form of, a YORK representative. -
Page 15: Location
FIG. 3 – RIGGING LD04587 LOCATION MOTORS YORK Millennium Chillers are furnished with vibration The YT open motor is air cooled. Check state, local and isolator mounts for basement or ground level installations. other codes for ventilation requirements. Units may be located on upper floor levels providing the... -
Page 16: Isolators
19,637 to 24,363 / 8,908 to11,051 029-18113-002 24,364 to 30,545 / 11,052 to13,855 029-18113-003 30,546 to 36,545 / 13,856 to16,577 029-18114-001 36,546 to 45,818 / 16,578 to 20,783 029-18114-002 45,819 to 57,876 / 20,784 to 26,252 029-18114-003 FIG. 5 – SPRING ISOLATORS YORK INTERNATIONAL... -
Page 17: Installation
4 comers of the unit. vision of a YORK representative. While the unit is still suspended by the rigging, the iso- lators should be bolted to the unit by inserting the cap... -
Page 18: Cooler And Condenser Water Piping
Inlet and outlet connections are identified by labels placed operating conditions will fulfill this requirement, no at- adjacent to each nozzle. tempt should be made to control condenser water tem- LD00708 FIG. 6 – SCHEMATIC OF A TYPICAL PIPING ARRANGEMENT YORK INTERNATIONAL... -
Page 19: Refrigerant Relief Piping
The nection for the purpose of quickly relieving excess pres- differential switch must sense pressure drop across the sure of the refrigerant charge to the atmosphere as a unit. YORK INTERNATIONAL... -
Page 20: Unit Piping
15 amperes must be furnished to the control center, units shipped dismantled, the following piping should be from the control transformer (2 KVA required) included completed under the supervision of the YORK repre- LD04591 FIG. 8 – MOTOR CONNECTIONS... -
Page 21: Oil Pump 3-Phase Starters
Instruction, but before any attempt is made to having a clearance hole for a 3/8" bolt, motor terminal start the unit, the YORK District Office should be ad- lugs are not furnished. vised so that the start-up service, included in the con- tract price, can be scheduled. - Page 22 YORK INTERNATIONAL...
- Page 23 FORM 160.55-N1 YORK INTERNATIONAL...
- Page 24 Proud Sponsor of the 2000 U.S. Olympic Team 36USC380 P.O. Box 1592, York, Pennsylvania USA 17405-1592 Subject to change without notice. Printed in USA Copyright © by York International Corporation 1999 ALL RIGHTS RESERVED Form 160.55-N1 (799) Supersedes: Nothing...
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