Bryant T2-PAC - Manual

4 INSTALLATION CONSIDERATIONS Models There are four models in the Legacy Series: programmable and non--programmable, AC and HP. Models T2--PAC and T2--NAC are designed for AC systems, controlling onestage of cooling and one stage of heating. They will not operate a heat pump. ModelsT2--PHP and T2--N...

5 INSTALLATION Step 1 — Thermostat Location S Approximately 5 ft (1.5m) from floor. S Close to or in a frequently used room, preferably on an inside partition- ing wall. S On a section of wall without pipes or duct work. Thermostat should NOT be mounted S Close to a window, on an outside wall, or ne...

6 b. Disconnect wires from existing thermostat, one at a time. Be careful not to allow wires to fall back into the wall. c. As each wire is disconnected, record wire color and terminal marking. d. Discard or recycle old thermostat. ENVIRONMENTAL HAZARD Failure to follow this caution may result in en...

10 A07158 Fig. 4 -- Attach Thermostat to Backplate 11. Close thermostat assembly making sure pins on back of circuit board align with sockets in connector. 12. Turn ON power to unit. When power is applied, all display icons are lit for 2 seconds to test the display.Following this, the equipment type...

12 To Enter the Configuration Mode: Press and hold the FAN key for about 10 seconds until the display changes so that only two pairs of digits are showing. The left (programmable version) or the largeupper (non --programmable version) display shows the configuration number and the right (programmabl...

14 H — Reversing valve output (O/W2/B) is energized when HEAT mode is selected.C — Reversing valve output (O/W2/B) is energized when COOL mode is selected.Default is C. Option 11 -- Minimum Deadband Between Heating And Cooling Selections: 01 through 06 — Default is 02. Sets the minimum allowable num...

18 Step 4 — Check Thermostat Operation The Legacy Series thermostats have a built--in installer test capability. Use it tocheck thermostat and equipment operation without delays or setpoint adjustments to force heating or cooling.To enter the Installer Test mode, use the same process as is used to e...

19 Checklist 1. Run equipment through several heating and cooling cycles to ensure proper operation. To operate the thermostat in its normal operating mode, consultthe Owner’s Manual. 2. If the equipment is to be left in operation, the setpoints, operating mode, and possibly program schedule must be...

20 FEATURES AND ACCESSORIES Home, Away, Sleep (programmable models only) This feature provides three button selections which select from three predetermined pairs of heat and cool setpoints. In programmed versions, one of these three choicescan be selected for any programmed period. To change these ...

21 Door Switch When the door is opened, the display changes from its normal operation view. The large temperature display disappears so it will be available for other user functions. If thedoor is left open for 3 minutes, the display reverts to normal operation. Mounting Options For those installati...

22 OPERATIONAL AND CONNECTION INFORMATION Rc/Rh Connections For installations having a separate 24VAC transformer for heating and cooling, the R connection can be separated into two connections, one for each transformer. Thisallows isolation between the two transformers to be preserved. To separate ...

23 Minimum On Timer Once the equipment has been turned on, it must remain on for 3 minutes. A change in mode or setpoint will cancel this timer. Cycle Timer Based on the selection of 2, 4, or 6 cycles per hour, this timer is set to 30, 15, or 10minutes. This much time must elapse from the start of o...

24 Table 1 – Outputs Equip Config Tstat Model COOL STG 1 COOL STG 2 HEAT STG 1 HEAT STG 2 HEAT STG 3 EM HEAT SS AC Opt 1 = AC T2 --- PAC T2 --- NAC T2 --- PHP T2 --- NHP Y --- --- W --- --- --- --- --- --- SS HP Opt 1 = HP RVS = O Opt 10 = C T2 --- PHP T2 --- NHP Y, O/B --- --- Y Y, W --- --- W SS H...

25 WIRING DIAGRAMS * * C wire not needed for batteries** Remove jumper when using split power (Indoor and Outdoor units utilize separate transformers). Y1 Y/Y2 W G Rh Rc C C G R R W Y COM Y ** A12246 Fig. 5 -- Single Speed A/C Thermostat Typical Installation

32 THERMOSTAT CONFIGURATION RECORD Installer _________________________ Model Number _____________________________ Date _______________________ A. Hardware Configuration __________ Seal Hole In Wall B. Mode Settings __________ Mode (Off, Heat, Cool, Auto, Em Heat) __________ Heating Setpoint Value __...