© 2009 D 527 - 06/09 2 of 28
Table of Contents
Caution .................................................................................3
Definitions ...........................................................................3
Electrical Drawings ..........................................................3
Powering the Zone Manager .........................................3
Rough-In Wiring ................................................................4
Removing the Cover ........................................................4
Mounting the Thermostat...............................................4
Thermostat Displays ........................................................5
Symbols Description .......................................................5
527 Thermostat ..................................................................6
Wiring ......................................................................6
DIP Switch Settings ................................................6
Button Operation .....................................................7
Setting the Temperature ..........................................7
User Settings .........................................................8
528 Thermostat ..................................................................9
Wiring ......................................................................9
DIP Switch Settings ................................................9
Button Operation ................................................... 10
Setting the Temperature ........................................10
User Settings ....................................................... 11
Adjust Menu .........................................................12
530 Thermostat ................................................................14
Wiring .................................................................... 14
DIP Switch Settings .............................................. 14
Button Operation ................................................... 15
Setting the Temperature ........................................15
User Settings .......................................................16
Adjust Menu ......................................................... 17
Sequence of Operation for All tN2 Thermostats .. 19
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System Control ..................................19
Heating Operation ................................................. 19
Cooling Operation (530 Only) ...............................19
Fan Operation (530 Only) ..................................... 19
Schedules (Requires schedule device) .................20
Optimum Start ......................................................20
Scenes ..................................................................20
Cycles Per Hour / Synchronization .......................21
Indoor Temperature Feedback ..............................21
Outdoor Temperature Display ...............................21
Warm Weather Shut Down....................................21
Freeze Protection ..................................................21
Exercising..............................................................21
Flushing ................................................................21
Thermal Motor Zone Valves ..................................22
Backlight ...............................................................22
Zone Test ..............................................................22
Max Heat ...............................................................22
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Address ..............................................22
Cool Group Master (530 Only) ..............................23
Cool Group Member (527 and 528 Only) ..............23
Troubleshooting Guide .................................................24
Testing the Wiring .......................................................... 25
Cleaning the Thermostat ............................................ 26
Warranty ............................................................................27