INTRODUCTION OVERVIEW THERMOSTAT CONTROL Display Up/Down Buttons Cool Off Heat Auto Function Switch Fan Auto/On Switch PARTS DIAGRAM Up/Down Buttons Display Wiring Channel Mounting Hole Mounting Hole LEFT RIGHT RESET B G Y W C R COOL HEAT AUTO Configuration Buttons Function Fan Auto/On Switch...
INSTALLATION INSTRUCTIONS WARNING! unplugging the unit or by removing the fuse or switching the appropriate circuit breaker to the OFF position before removing the existing thermostat. PACKAGE CONTENTS/TOOLS REQUIRED Package includes: Thermostat on base, thermostat cover, wiring labels, screws and wall anchors. Tools needed: Drill with 3/16 bit, hammer, screwdriver and putty.
TO INSTALL THERMOSTAT (cont.) 1. Turn off power to the heating and cooling system by removing the fuse or switching off the appropriate circuit breaker. 2. Move the Function switch on the thermostat to Off. 3. Remove the cover by inserting and twisting a coin or screwdriver in the slots on the top of the thermostat.
INSTALLATION INSTRUCTIONS TO INSTALL THERMOSTAT (cont.) 14. Replace cover on thermostat by snapping it in place. 15. Plug the unit in or turn on power to the system at the main service panel. 16. Test thermostat operation as described in the “Testing the Thermostat”...
Table 2: Terminals for six wires 2-stage heat/1-stage cool system (RAK148D2 only) Note: Connect G terminal of thermostat to Zoneline GL terminal for low fan speed or terminal GH for high fan speed. Only one can be selected.
Configuration mode. The configuration mode is used to set the RAK148D2 and RAK164D2 to match the heating/cooling system. These thermostats function with up to 2-stage heat pump systems (RAK148D2 only). To configure the RAK148D2 and RAK164D2, perform the following steps: Note: Operation being set will blink in the display.
RAK148D2 only Set the number of degrees between when stage 1 turns on and stage 2 turns on. Press the button to set differential value. Press the RIGHT button to advance to the next screen. Note: Default factory setting is 2°F/1°C for each stage.
Operating functions. • In this mode, the thermostat will not turn on the heating or cooling devices (manual fan can operate). • Off is also used to access Configuration mode. Cool • In this mode, the thermostat controls the cooling system. •...
Testing the thermostat. Once the thermostat is installed, it should be thoroughly tested. CAUTION! Do not use air conditioning beyond the simple test when the outdoor temperature is below 50 degrees. This can damage the air conditioning system. Note: Before testing the thermostat, move the Fan Auto/On switch to the Auto position.
Testing the thermostat. Heat Test 1. Slide Function switch to Heat position. Heat mode screen is displayed. 2. Adjust set temperature so it is 5 degrees above room temperature. 3. Heat should come on within a few seconds. 4. Adjust the set temperature so it is 2 degrees below the room temperature and the heat should turn off.
Troubleshooting tips. Problem Solution No display Check for 24 VAC; display is blank when 24 VAC is not present. System fan does not Verify that wiring is correct. come on properly All thermostat buttons Verify that 24 VAC is present; unit are inoperative will not operate when 24 VAC is not present...
From the date of the due to a defect in materials or workmanship. original purchase What GE Will Not Cover: Service trips to your location. Improper installation. If you have an installation problem, contact your installer. You are responsible for providing adequate electrical connections to the product.