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The performance specifications are nominal and conform to acceptable industry standards. For applications at conditions beyond these specifications, consult the local Johnson Controls office.
Johnson Controls, Inc. shall not be liable for damages resulting from misapplication or misuse of its products. © 2015 Johnson Controls, Inc. www.johnsoncontrols.com
R-67
T22/T25/T26 Series Line Voltage Wall Thermostat (Heating, Cooling,
or Heating and Cooling)
Description
For line voltage control of residential,
commercial, or industrial heating or
year-round air conditioning. Heat or cold
anticipators are not required. The
liquid-charged temperature sensing element
and highly efficient diaphragm and leverage
provide close temperature control.
Refer to the following documents for important
product application information:
T22 Series Line Voltage Thermostats with
Selector Switch Product Bulletin
(LIT-125630)
T25 Two-Stage Room Thermostat Product
Bulletin (LIT-125640)
T26 Series Line Voltage Thermostats
Product Bulletin (LIT-125645)
Features
attractive beige colored, high-impact
plastic enclosure (T26 Series)
close differential without the need for
anticipators
bi-metal thermometer supplied as standard
except where indicated
equipped with adjustable dial stops
(T26 Series)
Specifications
Temperature range is 40 to 90°F (5 to 30°C),
except energy conservation models.
Accessories
replacement knobs and faceplates
for double trim plate for mounting two T22s
or T26s
Repair Information
If the T22/T25/T26 Series Line Voltage Wall
Thermostat (Heating, Cooling, or Heating and
Cooling) fails to operate within its
specifications, replace the unit. For a
replacement thermostat, contact the nearest
Johnson
Controls®
representative.
Applications
Use for line voltage control of heating and
cooling equipment.
Series T25
Action on Increase
of Temperature
R
B
Y
Low Stage
R
B
Y
High Stage
SeriesT26
Action on Increase
of Temperature
1
2
3
t28cd.eps
t28cd.eps
T25, T26 Series Action Diagrams
T25 Series Line Voltage
Wall Thermostat
T22 Series Line Voltage
Wall Thermostat
T25 Series Line Voltage
Wall Thermostat
Multi-Stage Electromechanical Temperature Controls
Code No. LIT-1922255