Table of Contents
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This manual covers the following models:
• T905
Thermostat Applications Guide
D
e
c s
i r
t p
o i
n
Gas or Oil Heat
Electric Furnace
Heat Pump (No Aux. or Emergency Heat)
Heat Pump (with Aux. or Emergency Heat)
Multi-stage Systems
Heat Only Systems
Cool Only Systems
Millivolt
Table of Contents
Una versión española de este
manual puede ser descargada
en www.pro1iaq.com
® U.S. Registered Trademark. Patents pending.
Copyright © 2006 Pro1 IAQ, Inc. All rights reserved.
INSTALLATION MANUAL
Power Type
Battery Power
Hardwire (Common Wire)
Yes
Yes
Hardwire (Common Wire) with Battery Backup
Yes
No
No
Yes
Yes
Yes
Page
A trained, experienced technician
2
must install this product.
3
Carefully read these instructions. You
4
could damage this product or cause a
5
hazardous condition if you fail to follow
6
these instructions.
7-9
10
11-13
14
Need Help?
For assistance with this product please visit
http://www.pro1iaq.com or call Pro1
Customer Care toll-free at 888-Pro1iaq
(776-1427) during normal business hours
(Mon-Fri 9 AM - 6 PM Eastern)
1
Rev. 0850
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Table of Contents
Summary of Contents for Pro1 IAQ True Comfort T905pro1
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Page 1: Table Of Contents
(776-1427) during normal business hours Una versión española de este (Mon-Fri 9 AM - 6 PM Eastern) manual puede ser descargada en www.pro1iaq.com ® U.S. Registered Trademark. Patents pending. Copyright © 2006 Pro1 IAQ, Inc. All rights reserved. Rev. 0850... -
Page 2: Installation Tips
INSTALLATION TIPS Wall locations The thermostat should be installed approximately 4 to 5 feet above the floor. Select an area with average temperature and good air circulation. Do not install thermostat in locations: • Close to hot or cold air ducts •... -
Page 3: Thermostat Quick Reference
Getting to know your thermostat Important: The low battery indicator is displayed when the AA battery power is low. If the user fails to replace the battery within 21 days, the thermostat display will only show the low battery indicator as a final warning before the thermostat becomes inoperable. -
Page 4: Subbase Installation
SUBBASE INSTALLATION Caution: Mercury Notice: Electrical Hazard All of Pro1’s products are mercury free. However, if the Failure to disconnect the product you are replacing power before beginning to contains mercury, dispose of it install this product can cause properly. Your local waste electrical shock or equipment management authority can give damage. -
Page 5: Wiring
WIRING Caution: Electrical Hazard Warning: Failure to disconnect the power All components of the control before beginning to install this system and the thermostat product can cause electrical installation must conform to shock or equipment damage. Class II circuits per the NEC Code. Wiring If you are replacing a thermostat, make note of the terminal connections on the... -
Page 6: Wiring Diagrams
WIRING DIAGRAMS Power supply Factory-installed jumper. Remove only when installing on 2-transformer systems. Use either O or B terminals for changeover valve. Use a small piece of wire (not supplied) to connect W and Y terminals. Set fan operation switch to electric Optional 24 VAC common connection when thermostat is used in battery power mode. -
Page 7: Technician Setup Menu
TECHNICIAN SETUP MENU Technician Setup Menu This thermostat has a technician setup menu Configure the installer options as desired using the table below. for easy installer configuration. To set up the thermostat for your particular application: Use the keys to change settings and the NEXT STEP or Press MENU button PREVIOUS STEP key to move from... - Page 8 TECHNICIAN SETUP MENU Tech Setup Steps (Continued from the previous page) Heating Cooling ºF or ºC 12 or 24 Morning Program Temperature Temperature Hour Clock Operation Recovery Options Setpoint Limit Setpoint Limit This feature This feature You can select This feature turns your You can configure this Select F for Select GAS for...
- Page 9 TECHNICIAN SETUP MENU Tech Setup Steps (Continued from the previous page) Contractor Display Beep System Call Number Light Switch Allows you to put your The display light can When any key is You can configure the phone number in the be configured to pressed an audible system switch for the...
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Page 10: Mounting And Battery Installation
MOUNT THERMOSTAT & BATTERY INSTALLATION Mount Thermostat Align the 4 tabs on the subbase with corresponding slots on the back of the thermostat, then push gently until the thermostat snaps in place. On the back of the thermostat insert 2 AA Alkaline batteries (included). -
Page 11: Programming The Thermostat
PROGRAMMING THE THERMOSTAT Set Time Follow the steps below to set the day of the week and current time: Press MENU Press SET TIME Day of the week will be flashing. Use the key below the time setting to select the current day of the week. - Page 12 PROGRAMMING THE THERMOSTAT You can use the table below to plan your customized program schedule if using 5+1+1. Programming Table Setpoint Setpoint Day of the Events Time Temperature (Cool) Temperature (Heat) Week Weekday Wake Leave Return Sleep Saturday Wake Leave Return Sleep Sunday...
- Page 13 PROGRAMMING THE THERMOSTAT To customize your 7 day program schedule, follow these steps: Select HEAT or COOL using the SYSTEM key. You have to program heat and cool each separately. Press MENU Press SET SCHEDULE Note: Monday is displayed and the WAKE icon is shown. You are now programming the WAKE time period for the Monday setting.
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Page 14: Specifications
32º to +105º (0º to +41ºC) Operating humidity 90% non-condensing maximum Dimensions of thermostat 4.7”W x 4.4”H x 1.1”D Pro1 IAQ Inc. 1111 S. Glenstone Suite 2-100 Spring eld, MO 65804 Toll-free: 1-888-Pro1iaq (776-1427) Toll Number (Outside the USA): 330-821-3600 Web: http://www.pro1iaq.com...
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