Page 2 - Features; Replacing Existing Thermostat; Table 1; O or R
Features • Multi Stage heating and cooling control. • Zone system compatible as a master thermostat. • Multi-Colored LED indicators for system status. • Low battery indicator. • Fahrenheit/Celsius display option. • Adjustable from 45°F (4°C) to 90°F (32°C). • Accuracy within ± 1 degree. • Adjustable...
Page 3 - Installing the Model 8336 Thermostat; For new installations, mount thermostat on inside wall, 4-5 feet; Figure 1
4. After labeling wires, remove wires from terminals. 5. Remove existing thermostat base from wall. 6. Refer to the following section for instructions on how to install thermostat. Installing the Model 8336 Thermostat NOTE: For new installations, mount thermostat on inside wall, 4-5 feet above the f...
Page 4 - plastic anchors do not require a drilled hole for drywall.; Align base with plastic anchors and feed wires; Mounting Holes
5. Place thermostat against the wall at desired location. Make sure wires will feed through opening on base of thermostat. 6. Mark placement of mounting holes. See Fig. 3. Set base aside. figure 3 7. Drill the marked holes using a 3/16" drill bit. NOTE: Enclosed plastic anchors do not require a ...
Page 5 - figure 4; C Switch
11. Connect wires to terminal strip. Refer to wiring diagrams on other side of this sheet. Make sure wire connections are secure. 12. Put the °F/°C switch to either °F for Fahrenheit display or °C for Celsius display readout. figure 4 13. Replace cover onto thermostat by snapping into place. 14. Tur...
Page 6 - Differential
Operation Setting or Changing the Setpoint Temperature 1. Press either the or button. The display will show the current temperature setpoint. 2. Press either the or button to adjust the temperature setting either up or down. The display will return to the room temperature display five seconds aftert...
Page 7 - To Test Thermostat
7 To Test Thermostat WARNING: DO NOT SHORT (JUMPER) ACROSS TERMINALS OF GAS VALVE OR SYSTEM CONTROL TO TEST OPERATION. THIS WILL DAMAGETHE THERMOSTAT AND VOID YOUR WARRANTY. CAUTION: Do not switch system to cool if the temperature is below 50°F (10°C). This can damage the air conditioning system and...
Page 8 - Symptom Remedy
Changing Fahrenheit (F) to Celsius (C) The thermostat is preset to display the temperature in degrees Fahrenheit.You may change the display readout to Celsius if desired. 1. Move the manual switch marked “F” (Fahrenheit) and “C” (Celsius) located at the top center of the circuit board to the desired...
Page 9 - If problems with thermostat cannot be solved, call:
If problems with thermostat cannot be solved, call: Technical Support: 608-257-8801 Monday-Friday 7:45 am-5:00 pm CST 9
Page 10 - Wiring Diagrams
10 R Y1 O B G E W2 L C Y2 APRILAIRE MODEL 8336 HEAT PUMP THERMOSTAT R Y O G E W2 L C W3 CARRIER LOW VOLTAGE TERMINAL BOARD APRILAIRE MODEL 8336 HEAT PUMP THERMOSTAT CONVERSION TO CARRIER SPLIT SYSTEM CONDENSORS AND HEAT PUMP SYSTEMS THE LOW VOLTAGE TERMINAL DESIGNATIONS AND THEIR DESCRIPTION AND/OR ...
Page 16 - Limited Warranty; Your Research Products Corporation Aprilaire; Products For Better Indoor Air Quality
Limited Warranty Your Research Products Corporation Aprilaire ® Thermostat unit is expressly warranted for two (2) years from date of installation to be free from defects inmaterials and workmanship. Research Products Corporation’s exclusive obligation under this warranty shallbe to supply, without ...