ritetemp 8050C Thermostat User Manual
Contents
1. This connects the Fan BRHWY G A Q OD STEP 2 Add a jumper wire between VV and Y C We RC STEP 3 Connect the Y wire to a Single Stage HEAT PUMP From heat pump w o Aux heat the Y terminal on the thermostat 1 This connects the Compressor STEP 4 Connect the O or B wire to the O or B terminal on the thermostat If you have both O and B wires use the O and tape off the B This connects the change over valve STEP 5 Connect the R wire to the RC terminal on NOTE Wires marked with the Thermostat This connects to the 24vac power the dotted line are optional Your HVAC system is now connected to the Go To Page 10 thermostat PG 16 HEAT PUMP STEP 1 Connect the G wire to or ie the G terminal on the thermostat a meet Y This connects the Fan wire STEP 2 Add a jumper wire aE between W and Y E W Rc RH W y G j OOQQ STEP 3 Connect the Y wire to O O i From heat pump with Aux heat So OI the Y terminal on the thermostat AN This connects the Compressor R STEP 4 Connect the O or B wire to the O or B terminal on the thermostat If you have both O and B wires use the O and tape off the B This connects the change over valve 24VAC STEP 5 Connect the R wire to the RC terminal on the Thermostat This connects to the 24vac power NOTE Wires marked with STEP 6 Connect W or W2 to W2 on the thermostat the dotted line are optional This connects the AU2. does not require leveling CAUTION Your thermostat is a precise instrument Please handle it with care Turn off electricity to the appliance before installing or servicing thermostat or any part of the system Do not turn electricity back on until work is completed i Do not short jumper across electric terminals at control on furnace or air conditioner to test the system This will damage the thermostat and void your warranty All wiring must conform to local codes and ordinances This thermostat is designed for use with 24 volt AC and millivolt systems The thermostat should be limited to a maximum of 1 0 amps higher amperage may cause damage to the thermostat PG 2 2 Label VVires from Old Unit e Switch electricity to the furnace and air conditioner OFF then proceed with the following steps e Remove cover from old thermostat Most are snap on types and simply pull off Some have locking screws on the side or front These must be loosened e Note the letters printed near the terminals e Carefully attach labels enclosed to each wire Label the wires one at a time You must have all the wires labeled before you proceed Read instructions carefully before removing any wiring from existing thermostat Wires or t must be labeled before they are removed THERE IS NO STANDARD COLOR CODE When removing wires from their terminals ignore the color of the wires since these may not comply with the standa
3. down and snap the body onto the base Follow these procedures to verify you have correctly installed the unit To check HEAT mode e Set the mode switch to HEAT Set the fan switch AUTO e Using the TEMP UP button raise the set point to 90deg e Allow the system 5 min to respond e Verify that heat is blowing from the system e Set the mode switch to OFF TEMP UP arrow To check COOL mode e Set the mode switch to COOL e Press the TEMP DOWN button to a temp 5 below room temperature e Allow the system 5 min to respond e Verify that cool air is blowing from the system e Set the mode switch to OFF TEMP DOWN To check Fan arrow e Switch mode to OFF during fan test e Switch the FAN switch to the ON position Verify air is blowing from vents e After test return fan switch to AUTO and mode to HEAT or COOL Congratulations you have successfully installed your unit Please proceed to the OPERATING GUIDE to initialize the new thermostat REMEMBER Mode switch must be in HEAT or COOL to operate 10 PG Mode Svvitch 7 From Furnace R NOTE Wires marked with the dotted line are optional STEP 1 Connect the R or RH wire to the RH terminal on the thermostat This connects to the Heater Power STEP 2 Connect the W wire to the W terminal on the thermostat This connects the heater control line to the thermostat Go To Page 10 PG 11 ao C WoRCOBRAWYG A ai NOTE Wires marked with See the dotted l
4. CRIPTION RH or 4 or V RH remove jumper Power Heat m RCorR RC remove jumper Povver cool W Heat return Cool return compressor Fan return AC source for thermostat W2 2nd stage of heat do not connect 9 a LLI Z z Os E E Control wires Heat pump Aux heat Do not connect O see note below Dmpr Chg over pwr in cool B see note below Dmpr Chg over pwr in heat Power wire pwr 4 or W Turn Valve on 6orYorB Turn Valve off Power wire pwr Turn Valve off Turn Valve on a lt 12 W gt ae a ZONED SOLENOID MOTOR VALVES ZONED VALVES Note On a heat pump if O and B are both present connect O to O and tape off B For wiring support call 1 888 515 2585 or visit our website at www ritetemp thermostats com pc 8 NOTE Wires marked with dotted line are optional From Furnace ce it From Furna And AG uni And AC unit From Furnace From Furnace p J RHjorR A AN 3 4 Go To Page 11 Go To Page 12 Go To Paqe 13 Go To Paae 14 From heat pumP with Aux heat I From Norma two stage system R Page 15 S If you do not find the wiring information for your system try our website www ritetemp thermostats com for more information or call our customer service at 888 515 2585 PG 9 9 VVire Connections cont VVhen you have finished connecting the vvires attach control unit to vvall unit Hook the top of the body onto the base swing the body
5. X heat O or B not both Go To Page 10 Your HVAC system is now connected to the thermostat PG 17 8050C Features The 8050C can be used with most 24 volt gas oil or electric heating and air conditioning systems all heat pumps and gas millivolt heating systems It cannot be used with 120 volt heating systems Ask The Home Depot for other thermostats to control line voltage systems The 8050C is programmable There are 4 programming periods per day Each period can be programmed separately You can use the built in time temperature programs or alter them to suit your schedule The 8050C separately programs each day of the week for both heating and cooling You can easily override the programmed temperatures for as little as one programming period or up to an entire vacation The large backlit liquid crystal display shows time day of the week room and set temperatures It will also remind you when the filter should be changed in your blower Temperature swing adjustment lets you fine tune your system for maximum comfort and energy efficiency A 5 minute minimum off time protects your compressor system from being damaged Two AA batteries are used to retain your time and temperature programs and to run the thermostat PG 18
6. a HEAT PUMP e Change the NORMAL PUMP switch on the back of the unit to PUMP e f your heat pump has auxiliary heat select the DIFFERENTIAL jumper This controls how often your auxiliary heat will come on 2 is most comfort cold climates 4 is most efficient warm climates Gas Electric 12 24hr The unit must be reset when a jumper eni jumper Normal Heat Pump jumper is changed Board switch see 7 Install Batteries The 8050C requires batteries to operate your system and retain its programming in memory e Switch MODE switch to OFF and the FAN switch to AUTO e Insert 2 AA alkaline batteries according to the polarity noted in the compartment e Press the RESET button to clear the transient program memory Initially LCD display will go off NOTE Replace the batteries when this LOW battery indicator appears on the display or once a year a With batteries removed you have approximately 30sec before your custom programming is lost AO CERES Please be aware of the following power options 1 The 8050C can run on batteries only 2AA Alkaline The batteries will last well over 1 year If the batteries are not replaced the thermostat will stop working 2 The 8050C can run on the C wire if available 24 VAC ONLY As shown in the wiring diagrams The C wire is the other side of the 24VAC heating transformer If the C wire is used the batteries are for AC power loss only and are not required San 9 VVire Connecti
7. ine are optional sew Your heater is now connected to the thermostat Heat STEP 1 Connect the R or RH wire to the RH terminal on the thermostat This connects to the Heater Power STEP 2 Connect the W wire to the W terminal on the thermostat This connects the heater control line to the thermostat STEP 3 Connect the G wire to the G terminal on the thermostat This connects the Fan to the thermostat PG 12 Your system is now connected to the thermostat From Furnace it and AC unt _ STEP 1 Connect the Y wire 4 WIRE non near pump to the Y terminal on the Thermostat thermostat This connects to C W2 cO B RH W y G A E Wake BRA WY GA the Cooler compressor STEP 2 Connect the RH or R wire to the RH terminal on the thermostat This connects the Heater Cooler Power STEP 3 Connect the W wire to the W terminal on the thermostat NOTE Wires marked with This connects to the heater control line the dotted line are optional STEP 4 Connect the G wire to the G terminal on the Thermostat This connects to the Fan Go To Page 10 Your HVAC system is now connected to the thermostat PG 13 dala STEP 1 Remove the Jumper wire 5 WIRE w onsear pump an DJ Thermostat a STEP 2 Connect the Y wire C WRe 0 B RH W y G A to the Y terminal on the OOOOOOOOQO a thermostat This connects to Remove t the Cooler compressor eg STEP 3 Connect the RH wire to the RH terminal on the thermostat Th
8. is connects to the Heater Power STEP 4 Connect the RC wire to the RC terminal on the thermostat This connects to the Cooling NOTE Wires marked with Power the dotted line are optional STEP 5 Connect the W wire to the W terminal on the thermostat This connects to the heater control line STEP 6 Connect the G wire to the G terminal on the Thermostat This connects to the Fan Go To Page 10 Your HVAC system is now connected to the thermostat PG 14 NORMAL 2 Stage Heat System STEP 1 Connect the G wire to the G terminal on the thermostat This connects the Fan Thermostat STEP 2 Connect the W wire C W2 RH W y G A cM real t FR to the VV terminal This R VV G connects the 1st stage heat o E L FAN STEP 3 Connect the VV2 vvire to the VV2 a terminal This connects the 2nd stage heat TENA Two Stage Heat System I two stage system OS OO Oo TA STEP 4 Connect the R vvire to the RH terminal on the Thermostat This connects to the 24vac povver NOTE VVires marked vvith the dotted line are optional Your HVAC system is now connected to the thermostat If the system also has AC connect the Y vvire to the Y terminal on the thermostat You may also have a RC wire if so remove jumper wire between RH and RC and connect the RC wire to the RC terminal pG 15 Go To Page 10 l HEAT PUMP STEP 1 Connect the G wire to w o Auxiliary Heat the G terminal on the thermostat
9. ons PG 7 Make sure your vvires are labeled This is necessary to determine vvhich step by step wiring diagram you should use This may require you to find the other end connection for each wire on your heating or air conditioning equipment and read the label there If you have a Zoned Heating Cooling system with multiple thermostats please refer to our website at www ritetemp thermostats com for installation notes or call 1 888 515 2585 Before you Connect Wires Please refer back to these guidelines for safe and secure wire connections e Take care not to damage the labels for each wire in handling e Strip insulation 3 8 in 9 5mm from wire ends e Connect labeled wires only to a terminal with corresponding letter e Bend the wire slightly insert the wire under the contact plate and tighten the screw down onto the wire Caution Do not allovv vires to touch The Wire chart shows wire labels used on each other or parts on unit f Wires must be routed through Ritetemp thermostats Please determine what the hole in the back plate below wires you have and select the correct wiring the terminal block or they will pi hit t th diagram to go to on pages 9 1 Pelle enis COVEN What Wires Do You Have The Wire Chart below will help you determine the terminal connections you will use on your new thermostat See chart section that applies to your heat cool system OLD THERMOSTAT NEW THERMOSTAT RC leave jumper DES
10. rd 3 Remove old unit Remove the vvires from the terminals of the old thermostat e Make sure the vvires do not fall back inside the vvall e Wind them around a pencil to keep them from falling e Remove the old thermostat from the wall Fill wall opening with fiber glass insulation to prevent drafts PG 3 4 Mount the 8050C e Separate front from back of unit Press up on the catch on the bottom of the thermostat and swing the body away from the base lift up to remove the body from the base e Hold the base against the wall with the wires coming through the opening below the terminal block e Position the base for best appearance If you choose to use the optional wall plate hold the wall plate against the wall with the wires coming through the opening e Attach the base to the wall with the two screws provided e f you are mounting the base to sheet rock or if you are using the old mounting holes use the plastic anchors provided Drill a 3 16 in 4 8mm hole for the insert at each screw location and then mount the base Wall Plate Terminal Thermostat Base J b 5 Gas Electric Selection REFER to the back of the Control Unit If you have Electric Heat or a Heat Pump you must place the Gas Electric jumper in the ELECT position thermostat controls the Fan If you have Gas Heat the Gas Electric Jumper should be in the GAS position furnace controls the Fan 6 Heat Pump Switch If you have
11. rit t mp ENGLISH Customer Support 888 515 2585 or Visit our website www ritetemp thermostats com 1 405 061 Made in China Moline ritetemp E To avoid electrical shock and to prevent damage to the furnace air conditioner Caution and thermostat disconnect the power supply before beginning work This can be done at the circuit breaker or at the appliance Tools You will need 1 Phillips screwdriver small and ils Drill with 3 16 in 4 8mm bit for this installation e On replacement installations mount the new thermostat in place of the old one if possible e On new Installations follow the guidelines listed below e Locate the thermostat on an inside wall about 5 ft 1 5m above the floor and in a room that is used often e Do not install it where there are unusual heating conditions such as in direct sunlight near a lamp radio television radiator register or fireplace near hot water pipes in a wall near a stove on the other side of a wall PG 1 e Do not locate in unusual cooling conditions such as on a wall separating an unheated room or in a draft from a stairwell door or window e Do not locate in a damp area This can lead to corrosion that will shorten thermostat life e Do not locate where air circulation is poor Such as in a corner or an alcove or behind an open door e Do not install the unit until all construction work and painting has been completed e This thermostat
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