York YT STYLE J Manuals

Manuals and User Guides for York YT STYLE J. We have 1 York YT STYLE J manual available for free PDF download: Operating & Maintenance Manual

York YT STYLE J Operating & Maintenance Manual (156 pages)

MILLENNIUM Series CENTRIFUGAL LIQUID CHILLERS WITH OPTIVIEW CONTROL CENTER FOR ELECTRO-MECHANICAL STARTER, SOLID STATE STARTER & VARIABLE SPEED DRIVE

Brand: York | Category: Chiller | Size: 2 MB

Read before Proceeding
3
General Safety Guidelines
3
Safety Symbols
3
Changeability of this Document
4
Reference Instructions
4
Installation
4
Table of Contents
5
SECTION 1 Description of System and Fundamentals of Operation
7
Fig. 1 - Model Yt Millennium Chiller
7
- Detail a - Compressor Prerotation Vanes
  8
- Capacity Control
  8
Fig. 2 - Refrigerant Flow-Through Chiller
8
Section 2 Optiview Control Cen Ter Introduction
9
SECTION 2 Optiview Control Center
9
Fig. 3 - Control Center
12
- Interface Conventions
  13
- Analog Input Ranges
  15
- Display Only
  16
Fig. 4 - Home Screen
16
Fig. 5 - System Screen
18
Fig. 6 - Evaporator Screen
20
Fig. 7 - Condenser Screen
22
Fig. 8 - Purge Screen
24
Fig. 9 - Refrigerant Level Control Screen
26
Fig. 10 - Compressor Screen
28
Fig. 11 - Hot Gas Bypass Screen
30
Fig. 12 - Surge Protection Screen
32
Fig. 13 - Pre-Rotation Vanes Calibration Screen
36
Fig. 14 - Vsd Tuning Screen
38
Fig. 15 - Oil Sump Screen
40
Fig. 16 - Electro-Mechanical Starter Screen
41
Fig. 17 - Solid State Starter (Mod A) Screen
42
Fig. 18 - Solid State Starter (Mod B) Screen
44
Fig. 19 - Variable Speed Drive Screen
46
FIG. 21 - VARIABLE SPEED DRIVE DETAILS SCREEN (VSD with Part Number 371-02767-XXX (60 Hz) or 371-03700-XXX (50 Hz))
50
Fig. 22 - Adaptive Capacity Control Details Screen
52
Fig. 25 - Setpoints Screen
58
Fig. 26 - Setup Screen
60
Fig. 27 - Schedule Screen
64
Fig. 28 - User Screen
66
Fig. 29 - Comms Screen
68
Fig. 30 - Printer Screen
70
Fig. 31 - Sales Order Screen
72
Fig. 32 - Operations Screen
74
Fig. 33 - History Screen
76
Fig. 34 - History Details Screen
78
Fig. 35 - Security Log Screen
79
Fig. 36 - Security Log Details Screen
80
Fig. 37 - Trend Screen
82
Fig. 38 - Trend Setup Screen
84
Fig. 39 - Advanced Trend Setup Screen
86
Trend Setup
87
Fig. 40 - Common Slots Screen
88
Fig. 41 - Custom View Screen
89
Fig. 42 - Custom View Setup Screen
90
Fig. 45 - Sample Printout (Setpoints)
110
SECTION 3 Printers
112
Fig. 43 - Printers
112
- Printer Connections
  114
- Printer Setup
  114
- Control Center Setup
  115
Fig. 44 - Sample Printout (Status)
116
Fig. 46 - Sample Printout (Schedule)
119
Fig. 47 - Sample Printout (Sales Order)
120
Fig. 48 - Sample Printout (History)
121
Fig. 49 - Sample Printout (Security Log)
122
Fig. 50 - Sample Printout (Trend)
123
Fig. 51 - Sample Printout
123
Fig. 52 - Sample Printout
123
Fig. 53 - Sample Printout (Adaptive Capacity Control Existing Map Points Report)
123
Start-Up Procedure
124
SECTION 4 System Operating Procedures
124
Fig. 54 - Operation Sequence & Timing Diagram (Electro-Mechanical & Solid State Starter Applications)
126
Fig. 55 - Operation Sequence & Timing Diagram (Compressor Motor Variable Speed Drive Applications)
126
- Checking Operation
  127
- Operating Log Sheet
  127
Fig. 56 - Minimum Entering Condensing Water Temperature
127
Fig. 57 - Liquid Chiller Log Sheets
127
- Operating Inspections
  128
- Stopping the System
  129
Fig. 58 - Turboguard Purge Unit
129
Prolonged Shutdown
130
SECTION 5 System Components Description
131
Fig. 59 - Schematic Drawing (Yt) Compressor Lubrication System
132
Changing the de Hy Dra Tor
135
SECTION 6 Operational Maintenance
135
Fig. 60 - Oil Return System
135
Fig. 61 - Assembly of Dehydrator
136
Oil Charg Ing Pro Ce Dure
137
Fig. 62 - Charging Oil Reservoir with Oil
137
SECTION 7 Troubleshooting
138
- Checking System for Leaks
  144
- Renewal Parts
  144
SECTION 8 Maintenance
144
Fig. 63 - Evacuation of Chiller
145
- Evacuation and Dehydration of Unit
  146
- Refrigerant Charging
  147
Fig. 64 - Saturation Curve
147
- Handling Refrigerant for Dismantling and Repairs
  148
- Megging the Motor
  148
Fig. 65 - Diagram - Megging Motor Windings
149
Fig. 66 - Motor Stator Temperature
150
- Electrical Controls
  152
- Compressor Motor
  152
- Pressure Testing
  152
SECTION 9 Preventive Maintenance
152
SECTION 10 Optisave Energy Analyser Feature
154

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