Fan User Manual

6
YORK INTERNATIONAL
FORM 201.19-NM1 (204)
TABLE OF CONTENTS (CONT’D)
SECTION 8 - MICRO PANEL CONTENTS
CHILLERLER CONTROL PANEL
PROGRAMMING AND DATA ACCESS KEYS .......122
DISPLAY AND STATUS INFORMATION KEYS ....122
ON / OFF ROCKER SWITCH....................................122
PROGRAM & SETUP KEYS .....................................122
1. INTRODUCTION & PHYSICAL DESCRIPTION 123
1.1 General .........................................................123
1.2 Keypad & Display........................................123
1.3 Unit (chiller) ON/OFF Switch......................124
1.4 Microprocessor Board..................................124
1.5 Ancillary Circuit Boards...............................124
1.6 Circuit Breakers ...........................................125
1.8 Transformers.................................................125
1.9 Motor Protection Modules ...........................125
1.10 EMS/BAS Controls....................................128
1.11 Microprocessor Board Layout....................130
1.12 Logic Section Layout .................................131
1.13 Anti-Recycle Timer ....................................132
1.14 Anti-Coincidence Timer .............................132
1.15 Evaporator Pump Control...........................132
1.16 Compressor Heater Control........................132
1.17 Evaporator Heater Control .........................132
1.18 Pumpdown (EEV) Control.........................132
1.19 Alarms ........................................................133
1.20 Run Status (chiller) ....................................133
1.21 Lead / Lag Compressor Selection ..............133
1.22 Economizer Solenoid Control ....................134
2. STATUS KEY: GENERAL STATUS MESSAGES &
FAULT WARNINGS...............................................136
2.1 General .........................................................136
2.2 General Status Messages..............................136
2.3 Unit Warnings...............................................137
2.4 Anticipation Control Status ..........................138
2.5 Unit Fault Status Messages ..........................139
2.6 System Fault (SAFETY) status ...................140
2.7 Printout on Fault Shutdown..........................143
3. DISPLAY KEYS & OPTION SWITCHES.............144
3.1 General .........................................................144
3.2 Chilled Liquid Temps key ............................144
3.3 System # Data Keys .....................................145
3.4 Ambient Temp Key ......................................145
3.5 % Motor Current key....................................146
3.6 Operating Hrs / Start Counter key................146
3.7 Options key & .............................................146
3.8 Funtion Key..................................................148
4. PRINT KEYS...........................................................149
4.1 General .........................................................149
4.2 Oper Data Key..............................................149
4.3 Operating Data – Software Version..............149
4.4 Operating Data – Remote Printout...............151
4.5 History Key ..................................................152
4.6 Fault History Data – Local Display
Messages ......................................................152
4.7 Fault History Data – Remote Printout..........156
5. ENTRY KEYS .........................................................157
5.1 General .........................................................157
5.2 Numerical Keypad........................................157
5.3 Enter Key......................................................157
5.4 Cancel Key ...................................................157
5.5  KEYS ...............................................157
6. SETPOINTS KEYS & CHILLED LIQUID
CONTROL...............................................................158
6.1 General .........................................................158
6.2 Chilled Liquid Temperature Control ............158
6.3 Local Cooling Setpoints Key .......................162
6.4 Remote cooling setpoints Key......................162
7. CLOCK KEYS ........................................................163
7.1 GENERAL ...................................................163
7.2 SET TIME KEY ...........................................163
7.3 set schedule / holiday key.............................164
7.4 Manual Override key....................................165
8. PROGRAM KEY.....................................................166
8.1 General .........................................................166
8.2 Program Key – User Programmable Value ..166
8.3 Programming "Default" Values ....................170
8.4 Electronic Expansion Valve..........................172
8.5 EEV Operation .............................................173
8.6 EEV Programming .......................................175
8.7 EEV Troubleshooting...................................176
8.8 Condenser Fan Control.................................177
8.9 Service Mode: Unit Setup ............................179
8.10 Sensor Calibration Charts...........................185
8.11 Control Inputs/Outputs ...............................186
8.12 ISN Control ...............................................189