Bryant TEMPSURE COMMERCIAL THERMOSTAT P/N TSTATBBP220-LA Installation And Service Instructions Manual

Commercial thermostat

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CONTENTS
SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . .
GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
I. Select Thermostat Location . . . . . . . . . . . . . . . .
II. Install Thermostat . . . . . . . . . . . . . . . . . . . . . . . .
III. Set Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
IV. Heat Pump Configuration . . . . . . . . . . . . . . . . . .
V. Configure Advanced Setup . . . . . . . . . . . . . . . . .
VI. Install Accessories . . . . . . . . . . . . . . . . . . . . . . . .
VII. Program Thermostat Schedules . . . . . . . . . . . . .
VIII. Calibrate Temperature Sensor . . . . . . . . . . . . . .
IX. Light Sensor Adjustment . . . . . . . . . . . . . . . . . .
X. Check Thermostat Operation . . . . . . . . . . . . . . .
XI. Final Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . .
OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
I. Auto-Changeover . . . . . . . . . . . . . . . . . . . . . . . . .
II. Light-Activated Operation . . . . . . . . . . . . . . . . . .
III. Two-Stage Operation . . . . . . . . . . . . . . . . . . . . . .
IV. Clock Backup . . . . . . . . . . . . . . . . . . . . . . . . . . . .
V. Fan Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . .
VI. Emergency Heat . . . . . . . . . . . . . . . . . . . . . . . . . .
VII. Electric Heat . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
VIII. Holiday Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
IX. Keypad Lock . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . .
IMPORTANT: Read entire instructions before starting the

installation.

SAFETY CONSIDERATIONS

Read and follow manufacturer instructions carefully. Follow
all local electrical codes during installation. All wiring must
conform to local and national electrical codes. Improper wir-
ing or installation may damage thermostat.
Recognize safety information. This is the safety alert sym-
bol
. When the safety alert symbol is present on equip-
ment or in the instruction manual, be alert to the potential
for personal injury.
Understand the signal words DANGER, WARNING, and CAU-
TION. These words are used with the safety alert symbol.
DANGER identifies the most serious hazards which will
result in severe personal injury or death. WARNING signi-
fies a hazard which could result in personal injury or death.
CAUTION is used to identify unsafe practices which would
result in minor personal injury or property damage.
installation, start-up and
service instructions
TEMPSURE COMMERCIAL THERMOSTAT
(P/N TSTATBBP220-LA)
Page
Cancels: New
The 7-day, commercial, programmable thermostats are wall-
mounted, low-voltage thermostats which maintain room tem-
1
perature by controlling the operation of an HVAC (heating,
1
ventilation, and air-conditioning) system. Separate heating
and cooling set points and auto-changeover capability allow
1
occupied and unoccupied programming for energy savings.
2
All thermostats allow up to 4 time/temperature settings to
3
be programmed per 24-hour period. Each thermostat stores
3
programs for 7 independent days. Batteries are not required.
3
During power interruption the internal NEVERLOST™
4
memory stores programmed schedules for an unlimited time
4
while the clock continues to run for at least 48 hours.
6
The thermostat can be configured to accept several different
6
equipment configurations, including heat pump operation.
6
6
NOTE: The thermostat is not factory-configured for use in
heat pump applications. The advanced setup must be per-
7
formed to configure the thermostat for use with heat pump
7
units.
7
7
A light sensor is provided on the thermostat for light
7
activation. When the sensor detects light (the space is
7
occupied), the thermostat will enter Occupied 1 mode. If
7
the room is dark, the thermostat will follow its programmed
7
schedule.
7
7
8
I. SELECT THERMOSTAT LOCATION
The thermostat should be mounted:
• approximately 5 ft from the floor
• close to or in a frequently used room, preferably on an in-
side partitioning wall
• on a section of wall without pipes or ductwork
• where temperature operating limits are within 41 to 104 F
(5 to 40 C)
• where humidity operating range is within 0 to 95% rela-
tive humidity, non-condensing
The thermostat should NOT be mounted:
• close to a window, on an outside wall, or next to a door
leading to the outside
• where exposed to direct light and heat from a lamp, the
sun, a fireplace, or any other temperature-radiating object
which may cause a false reading
• close to or in direct airflow from supply registers or return
air grilles
• in areas with poor air circulation (such as behind a door or
in an alcove)
II TSTAT-8

GENERAL

INSTALLATION
11/1/98

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Table of Contents
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Summary of Contents for Bryant TEMPSURE COMMERCIAL THERMOSTAT P/N TSTATBBP220-LA

  • Page 1: Table Of Contents

    I. Select Thermostat Location ....II. Install Thermostat ......
  • Page 2: Install Thermostat

    Ensure all wires exit through hole in mounting base. 8. Adjust wire length and routing to allow proper closure of the thermostat. Strip each wire at the end no more than ⁄ -in. to prevent adjacent wires from shorting to- gether.
  • Page 3: Set Clock

    III. SET CLOCK The Set Clock button allows the user to change the time and day displayed on the thermostat. Press the Set Clock button. The current time will blink on and off. Press the UP ARROW and DOWN ARROW buttons until the correct time is shown.
  • Page 4: Install Accessories

    B. Electric Heat Configuration (Step 5) Step 5 is used to configure the thermostat for electric heat. The variable can be configured ON or OFF. The default is OFF. NOTE: Step 5 will appear only if Step 3 is set to OFF.
  • Page 5 OF THE Occupied 1 WEEK Start / Stop / Heat / Cool Monday Tuesday Wednesday Thursday Friday Saturday Sunday NOTE: The cooling temperature set point must be higher than the heating temperature set point. (The temperature difference may be changed in the advanced setup configuration.) Fig.
  • Page 6: Calibrate Temperature Sensor

    To check for correct sensitivity, place the thermostat in Pro- gram On mode. The thermostat should be in Occupied 1 when the lights are on. If the sensor does not enter Occupied 1 while the lights are on, turn the screw clockwise until the Occu- pied 1 icon appears on the display.
  • Page 7: Operation

    A value of 0 disables Holiday mode. The duration can be set from 1 to 99 days. The thermostat will enter Holiday mode on midnight of the next day after the mode has been activated.
  • Page 8: Troubleshooting

    When controlling a commercial heat pump unit, unit runs in reverse or heating is always on. Copyright 1998 Bryant Heating & Cooling Systems TROUBLESHOOTING Table 4 — Thermostat Troubleshooting Check for 24 vac at the R terminal connection. Terminal R must be connected for proper thermostat operation.

Table of Contents