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950-0252revA                                                                                                                                                                              March 3, 2016  

SN12I HEAT PUMP 

NON-PROGRAMMABLE THERMOSTAT 

 

 

Installation and Operation Manual 

 

 

Specifications 

Features 

Important Safety Information 

Remove the Old Thermostat 

Install the New Thermostat 

Configuration 

          Configuration Menu Chart 

          Parameters 

System Check 

Basic Thermostat Operation 

Troubleshooting 

10 

Warranty 

11 

 

International Refrigeration Products, Inc. 

1035 Wheeler Way, Langhorne, PA 19047 
Service Hours: M 

– F, 8:00 AM to 4:30 PM 

Tel: 215-750-9876 

 

Summary of Contents for SN12I

Page 1: ...Safety Information 1 Remove the Old Thermostat 3 Install the New Thermostat 4 Configuration 5 Configuration Menu Chart 6 Parameters 6 System Check 8 Basic Thermostat Operation 9 Troubleshooting 10 Wa...

Page 2: ...n clock function IMPORTANT SAFETY INFORMATION Use a professional contractor to install this thermostat Read all of the information in this manual before installing this thermostat WARNING Electrical S...

Page 3: ...vice Reminder Time Day Setting Low Battery Icon Configuration Compressor Lockout Delay SET TO AM MON SERVICE FILTER CONFIG COMP DELAY ON AUTO AUX EMH Figure 1 THERMOSTAT BUTTONS AND SWITCHES Figure 2...

Page 4: ...OFF position 3 Remove the cover of the old thermostat This should expose the wires 4 Label the wires from the existing thermostat using the enclosed wire markers and record in the chart below before r...

Page 5: ...ing screws and anchors provided mount the thermostat base loosely to the wall or junction box See Figure 3B 6 Place a level against the bottom of the base and adjust until level then tighten the screw...

Page 6: ...the battery compartment Install two fresh AA alkaline batteries in the battery compartment CAUTION Installing batteries backwards can damage the thermostat Be sure to match positive and negative ends...

Page 7: ...compressor from short cycling you can select the minimum length of time the compressor will turn off between cycles from 0 to 5 minutes in 1 minute increments When a compressor lockout delay occurs CO...

Page 8: ...the number of days is also displayed in the upper left corner of the LCD A selection of 00 will deactivate this feature When SERVICE FILTER is displayed in EMH HEAT or COOL mode it can be cleared by...

Page 9: ...ow setpoint and turn off at setpoint The auxiliary heat will activate when the room temperature is below the setpoint by the auxiliary heat offset value AU plus heating cycle rate value HC as establis...

Page 10: ...e SL ow cooling cycle rate is selected the thermostat will call for cooling when the room temperature is 1 5 F 1 C above setpoint and turn off at setpoint 3 When the thermostat calls for cooling will...

Page 11: ...e If no buttons are pressed within 15 seconds the thermostat will exit to normal operation 4 In filter review mode press and hold the and buttons at the same time to reset the amount of time until the...

Page 12: ...itations or ex clusion may not a pply to you INTERNATIONAL REFRIGERATION PRODUCTS CO INC LIMITED WARRANTY POLICY INTERNATIONAL REFRIGERATION PRODUCTS CO INC Langhorne PA 19047 www irproducts biz INTE...

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