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York MaxE YK Series Manuals
Manuals and User Guides for York MaxE YK Series. We have
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York MaxE YK Series manual available for free PDF download: Operating & Maintenance
York MaxE YK Series Operating & Maintenance (36 pages)
R-134A CENTRIFUGAL LIQUID CHILLERS WITH OPTIVIEWTM CONTROL CENTER FOR ELECTRO-MECHANICAL STARTER, SOLID STATE STARTER & VARIABLE SPEED DRIVE
Brand:
York
| Category:
Chiller
| Size: 1 MB
Table of Contents
Table of Contents
4
Tm Chiller
6
Fig. 1 - Model Yk Maxe
6
SECTION 1 Description of System and Fundamentals of Operation
7
Detail a - Compressor Prerotation
7
SECTION 2 System Operating Procedures
9
Fig. 2 - Refrigerant Flow-Through Chiller
9
Fig. 3 - Chiller Starting Sequence & Shutdown Sequence (Em Starter & Solid State Starter)
10
Vanes
11
Fig. 4 - Chiller Starting Sequence & Shutdown Sequence (Variable Speed Drive)
11
Fig. 5 - Liquid Chiller Log Sheets
12
SECTION 3 System Components Description
15
Fig. 6 - System Components
15
Fig. 7 - Schematic Drawing (Yk) Compressor Lubrication System
16
Fig. 8 - Oil Return System
18
SECTION 4 Operational Maintenance
21
Fig. 9 - Charging Oil Reservoir with Oil
21
Fig. 10 - Evacuation of Chiller
22
SECTION 5 Troubleshooting
23
SECTION 6 Maintenance
25
Fig. 11 - System Pressures
25
Fig. 12 - Saturation Curve
27
Fig. 13 - Diagram, Megging Motor Windings
29
Fig. 14 - Motor Stator Temperature & Insulation Resistance
30
SECTION 7 Preventive Maintenance
34
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