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  3. Thermostat
  4. SC 3801
  5. Installation, Operation & Application Manual

ICM Controls SC 3801 Installation, Operation & Application Manual

Other manuals for SC 3801: Owner's Manual
Manual is about: Programmable Electronic

Summary of SC 3801

  • Page 1

    2 heat/2 cool 7-day programmable hardwired sc 3801 programmable electronic thermostat • programmable and configurable • single/dual stage heat pump systems • single/dual stage heat/cool systems • backlit display • auto changeover • simpleset ® 7 day programming • compatible with gas, oil, or electr...

  • Page 2: Table of Contents

    Specifications.........................................................................................................1 important.Safety.Information................................................................................1 package.Contents/tools.Required.........................................

  • Page 3: Specifications

    Electrical rating:. •.24.Vac.(18-30.Vac) . •.1.Amp.Maximum.Per.Terminal . •.4.Amp.Maximum.Total.Load temperature control range: 45°f.To.90°f.(7°c.To.32°c)...Accuracy:.±.1°f.(±.0.5°c) system configurations:.2-stage.Heat,.2-stage.Cool,.Heat.Pump,.Gas,.Oil,.Electric terminations:.R,.C,.W1/o/b,.Y1,.W2,....

  • Page 4: To Install Thermostat

    Electrical shock hazard –.Turn off power at the main service panel by removing the fuse or switching the appropriate circuit breaker to the off position before removing the existing thermostat. 1.. Turn.Off.Power.To.The.Heating.And.Cooling.System.By.Removing.The.Fuse.Or.Switching.The.Appropriate. Ci...

  • Page 5

    To install thermostat (continued) 2.. To.Remove.Cover,.Insert.And.Twist.A.Coin.Or.Screwdriver.In.The.Slots.On.The.Sides.Of.The.Thermostat. 3.. Put.Thermostat.Base.Against.The.Wall.Where.You.Plan.To.Mount.It.(be.Sure.Wires.Will.Feed.Through.The. Wire.Opening.In.The.Base.Of.The.Thermostat). 4.. Mark.T...

  • Page 6

    1..Remove.Cover.From.Remote.Sensor.Housing. 2..Select.An.Appropriate.Location.For.Mounting.The.Remote.Sensor. 3..Mount.Remote.Sensor.Unit.Using.Hardware.Provided. 4..Install.Two.Strand.Shielded.Wire.Between.Remote.Sensor.And.Thermostat..Shielded.Wire.Must.Be.Used.. Do.Not.Run.Remote.Sensor.Wire.In.C...

  • Page 7: Wiring Diagrams

    Wiring diagrams first heating control first cooling control second cooling control second heating control fan control first cooling control fan control second cooling control.

  • Page 8

    Wiring diagram (continued) first heating control second heating control first heating control second heating control fan control.

  • Page 9: Simplecomfort

    Simplecomfort ® 3801 electronic thermostat conversion to: carrier split stream condensers and heat pump systems sc 3801 electronic thermostat c a rr ie r s p li t s tr e a m wiring diagram conversions.

  • Page 10: Simplecomfort

    Simplecomfort ® 3801 electronic thermostat conversion to: coleman 3000 series heat pump systems sc 3801 electronic thermostat.

  • Page 11: Simplecomfort

    Simplecomfort ® 3801 electronic thermostat conversion to: comfortmaker cyc series heat pump systems sc 3801 electronic thermostat.

  • Page 12: Simplecomfort

    0 simplecomfort ® 3801 electronic thermostat conversion to: heil-quaker 867.814 series and ph50 series heat pump systems sc 3801 electronic thermostat.

  • Page 13: Simplecomfort

    Simplecomfort ® 3801 electronic thermostat conversion to: payne reliant and endura model heat pump systems sc 3801 electronic thermostat.

  • Page 14: Simplecomfort

    Simplecomfort ® 3801 electronic thermostat conversion to: rheem/ruud: -pgb, -pfa, -pcb, -pla, and -pka series heat pump systems sc 3801 electronic thermostat.

  • Page 15: Simplecomfort

    Sc 3801 electronic thermostat simplecomfort ® 3801 electronic thermostat conversion to: goodman, janitrol, trane/american standard heat pumps note 1: x2 terminal on goodman pcd capped note 2: t terminal on goodman pcd capped.

  • Page 16: Simplecomfort

    Simplecomfort ® 3801 electronic thermostat conversion to: york e1cs, e1fb, e1fh heat pump systems sc 3801 electronic thermostat.

  • Page 17: Simplecomfort

    Sc 3801 electronic thermostat simplecomfort ® 3801 electronic thermostat conversion to: lennox cb19 heat pump systems note 1: e terminal on lennox pcd capped note 2: l terminal on lennox pcd capped.

  • Page 18: Simplecomfort

    Simplecomfort ® 3801 electronic thermostat conversion to: lennox hp19 and hp20 heat pump systems sc 3801 electronic thermostat.

  • Page 19: Simplecomfort

    Simplecomfort ® 3801 electronic thermostat conversion to: lennox hp21 with cb21 pcb heat pump systems sc 3801 electronic thermostat note 1: e terminal on lennox pcd capped note 2: l terminal on lennox pcd capped.

  • Page 20: Simplecomfort

    Simplecomfort ® 3801 electronic thermostat conversion to: lennox hp22 with cb19 pcb heat pump systems sc 3801 electronic thermostat note 1: e terminal on lennox pcd capped note 2: l terminal on lennox pcd capped.

  • Page 21: Configuration Mode

    The.Configuration.Mode.Is.Used.To.Set.The.Sc3801.To.Match.Your.Heating/cooling.System..The.Sc3801.Functions. With.Heat.Pump,.Air.Conditioning,.Gas,.Oil,.Or.Electric.Heat.Systems. 1.. To.Enter.The.Configuration.Mode,.Simultaneously.Hold.Down.The. .And. .Buttons.While.The. Sc3801.Is.In.Off.Mode. 2.. P...

  • Page 22

    0 configuration mode settings (continued) 5.. Stage.1.Differential.(1°f.To.3°f).(1°c.To.2°c).–.Set.The.Number.Of.Degrees.Between.Your.“turn. On”.Temperature.And.Your.“setpoint”.Temperature. . Press.The. .Or. .Button.To.Set.Differential.Value. . Press.The. .Button.To.Advance.To.The.Next.Screen. 7.. D...

  • Page 23

    10.. Fan.Off.Delay.–.Heat.Cycle.(0-240.Seconds).–.Time.Fan.Is.Delayed.Turning.Off.After.Heat. Cycle..For.No.Delay,.Set.To.0:00. . .Note:.This.Appears.Only.For.Heat.Pump.Or.Electric.Heat.Systems. . Press.The. .Or. .Button.To.Set.Delay. . Caution!:. Changing from the default of 0:00 may permanently da...

  • Page 24

    Configuration mode settings (continued) 15.. Status.Indicator.(0,.1,.2).–.Choose.When.Status.Indicator.Led.(green,.Red).Illuminates. . 0.=.Status.Indicator.Never.On . 1.=.Status.Indicator.On.With.First.Stage . 2.=.Status.Indicator.On.With.Second.Stage . Press.The. .Or. .Button.To.Select. . Press.The...

  • Page 25: Testing The Thermostat

    Testing the thermostat once.The.Thermostat.Is.Installed,.It.Should.Be.Thoroughly.Tested... Caution!:.Do not energize the air conditioning system when the outdoor temperature is below 50 degrees. It can result in equipment damage or personal injury. Cool test 1.. Press.Mode. .Button.Until.Cool.Mode.S...

  • Page 26: Mode of Operation

    The.Sc3801.Is.A.Programmable,.Auto.Changeover,.Two.Stage.Heat,.Two.Stage.Cool.Thermostat..It.Functions. With.Air.Conditioning,.Heat.Pumps,.Gas,.Oil,.Or.Electric.Heat.. The.Thermostat.Activates.A.Heating.Appliance.When.The.Room.Temperature.Is.Below.The.Set.Heat. Temperature.(by.The.Differential.Tempe...

  • Page 27: Operating Modes

    Program overview these.Are.The.Possible.Operating.Modes.For.The.Sc3801 off mode . In.This.Mode,.The.Thermostat.Will.Not.Turn.On.The.Heating.Or.Cooling.Devices. . . Note 1:.The.Indoor.Fan.Can.Be.Turned.On.Manually.In.Every.Operating.Mode.By.Sliding.The. Auto/on.Switch.To.On. . . Note 2:.To.Enter.Prog...

  • Page 28

    Operating mode (continued) program mode in.This.Mode,.The.Program.Function.Is.On.(prog.Displays),.And.The.Thermostat.Will. Automatically.Be.Controlled.By.The.Set.Program..Program.Mode.Can.Function.With.Heat. Mode,.Cool.Mode,.Cool.And.Heat.Mode,.Or.Off.Mode.(for.Programmable.Fan.Option. Only). Press....

  • Page 29: Programming

    Program overview the.Sc3801.Programmable.Thermostat.Has.Four.Periods.(morn,.Day,.Eve,.Nite).That.Are.Customizable. For.Each.Day.Of.The.Week..Each.Period.Will.Have.A.Start.Time,.Heat.Temperature,.Cool.Temperature,.And. Programmable.Fan..The.Sc3801.Monitors.The.Day.And.Time,.While.Maintaining.The.Spec...

  • Page 30

    Programming (continued) •.Set.Time.Is.Displayed 9.. Press.The. .Or. .Button.To.Change.Set.Time.. 10.. Press.The. .Button.To.Advance.To.The.Next.Screen. . . Note:. Transitions.Required.After.11:59.Pm.Must.Be.Programmed.In.The.Next. Day’s.Morn.Period. •.Heat.Temperature.Is.Displayed.(50°f.To.90°f) 11....

  • Page 31: Simpleset® Programming

    Simpleset ® .Programming.Is.A.Convenient.Method.Of.Programming.The.Thermostat..Once.The.Entire.Monday. (day.1).Schedule.Is.Set,.Simpleset ® .Programming.Will.Copy.The.Monday.Schedule.To.Every.Day.Of.The.Week. After.The.Complete.Monday.Schedule.Is.Set.(see.Programming.On.Page.27),.You.Are.At.The.Day....

  • Page 32: Factory Preprogramming

    0 the.Sc3801.Comes.Preprogrammed.With.The.Following.Schedule: morn :00 am day :00 am eve :00 pm nite 0:00 pm heat 70°f heat 62°f heat 70°f heat 62°f cool 78°f cool 85°f cool 78°f cool 82°f fan* on/off fan* on/off fan* on/off fan* on/off monday thru sunday * = programmable fan option factory preprogr...

  • Page 33

    Personal program schedule (continued) morn day eve nite heat heat heat heat cool cool cool cool fan* on/off fan* on/off fan* on/off fan* on/off tuesday 2 morn day eve nite heat heat heat heat cool cool cool cool fan* on/off fan* on/off fan* on/off fan* on/off wednesday 3 morn day eve nite heat heat ...

  • Page 34

    Personal program schedule (continued) morn day eve nite heat heat heat heat cool cool cool cool fan* on/off fan* on/off fan* on/off fan* on/off friday 5 morn day eve nite heat heat heat heat cool cool cool cool fan* on/off fan* on/off fan* on/off fan* on/off saturday 6 morn day eve nite heat heat he...

  • Page 35: Troubleshooting

    Symptom remedy no.Display check.For.24.Vac.At.Thermostat;.Display.Is.Blank.When.24.Vac.Is.Not.Present system.Fan.Does.Not.Come.On.Properly verify.Wiring.Is.Correct,.Check.Electric.Heat.Setup.In.Configuration.(see. “configuration.Mode,”.Step.3,.Page.19) program.Schedule.Activates.At.The. Wrong.Time c...

  • Page 36: One-Year Limited Warranty

    One-year limited warranty the.Seller.Warrants.Its.Products.Against.Defects.In.Material.Or.Workmanship.For.A.Period.Of.One. (1).Year.From.The.Date.Of.Manufacture..The.Liability.Of.The.Seller.Is.Limited,.At.Its.Option,.To.Repair,. Replace.Or.Issue.A.Non-case.Credit.For.The.Purchase.Prices.Of.The.Goods...