2
YORK INTERNATIONAL
TABLE OF CONTENTS
LIST OF TABLES
PAGE
TABLE
1 Allowable Ranges for Cooling Setpoints and Control Ranges ....................... 10
LIST OF ILLUSTRATIONS
1 Printer to Microboard Electrical ..................................................................... 9
2 Field Wiring .................................................................................................... 12
3 Field Wiring .................................................................................................... 13
PAGE
FIGURE
Section 1 Operating Controls ...................................................................... 3
Introduction ..................................................................................................... 3
Microprocessor Board ................................................................................ 3
40 Character Display .................................................................................. 3
Keypad........................................................................................................ 3
Status .......................................................................................................... 3
Display Print ............................................................................................... 3
Entry ........................................................................................................... 3
Setpoints ..................................................................................................... 3
Unit ............................................................................................................. 3
Communications ......................................................................................... 3
Section 2 Status Messages ........................................................................... 4
General Status Messages ................................................................................ 4
Fault Status Messages ..................................................................................... 5
Unit Faults .................................................................................................. 5
System Faults.............................................................................................. 6
Section 3 Unit Data ....................................................................................... 7
Operating Data Displays ................................................................................. 7
History Data .................................................................................................... 8
Data Printing ................................................................................................... 8
Optional Printer Installation............................................................................ 9
Parts................................................................................................................. 9
Assembly and Wiring...................................................................................... 9
Section 4 Programmable Values .................................................................. 10
Cooling Setpoints............................................................................................ 10
Daily Schedule/Holiday .................................................................................. 11
Load Limiting ................................................................................................. 11
Remote Unit Run ............................................................................................ 11
Section 5 Field Wiring .................................................................................. 12
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