Installation examples - PENN Controls - LIT-125630 - T22AAA - T22ABC - T22BBC - T22CBC - T22JAA - T22JCC - T22SDA - T22SEB - T22SFB - T22TFB - Line-Voltage Thermostat - T22 Line‐Voltage Thermostat

T22 Series Line Voltage Thermostats With Selector Switch Product Bulletin

Brand
PENN Controls
Product name
T22 Line‐Voltage Thermostat
Document type
Product Bulletin
Document number
LIT-125630
Revision date
2021-09-29
Language
English
Figure 1. T22AAA OFF-AUTO selector for heating system
Figure 2. T22ABC, T22BBC, or T22CBC AUTO-OFF-FAN selector for gas-fired unit heater
Figure 3. T22ABC, T22BBC, or T22CBC AUTO-OFF-FAN selector for steam or hot water coil unit
Figure 4. T22JAA OFF-AUTO selector for cooling system
Figure 5. T22JCC AUTO-OFF-FAN selector for cooling system

The following figures of the T22SDA show terminal markings for A19CAC changeover control.

Figure 6. T22SDA OFF-AUTO selector for fan-coil unit with cycling valve and continuous fan
Figure 7. T22SDA OFF-AUTO selector for fan-coil unit with cycling fan and valve
Figure 8. T22SEB HEAT-OFF-COOL selector for fan-coil unit with cycling fan and valve
Figure 9. T22SEB HEAT-OFF-COOL selector for fan-coil unit with cycling valve, continuous fan
Figure 10. T22SFB or T22TFB HEAT-OFF-COOL selector for heating-cooling system
Figure 11. T22SFB and T22TFB HEAT-OFF-COOL selector to control fan-coil units with cycling valve and continuous fan
Note: As part of the installation above, you field-install a jumper between terminals 2 and 3 as shown.