Non-Programmable Electronic Thermostat Installation, Operation & Application Guide
Manuals
Brands
Friedrich Manuals
Thermostat
RT4
1
2
3
4
5
6
7
8
9
10
1
P
arts Diagram
Mode Switch
Fan Switch
Celsius/
Fahrenheit
Jumper
Reset Button
Heat Pump/
Non-Heat
Pump Jumper
Gas/Electric
Switch
F–C
NON–HP
HP
Cool
Heat
Off
On
Auto
Electric
Gas
1
2
3
4
5
...
...
13