Carrier 40KMC Installation Manual

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Carrier 40KMC Installation Manual Manual pdf 4 page image

GB - 3Infrared remoteE N G L I S H40KMC------301 units are factory configured as cooling only.40KMQ------301 units are factory configured as heat pumps.When a cooling only system with a 40KMQ------301 indoor unit isinstalled, it is necessary to change the factory configuration.Such operation must be performed as follows:Cooling only configuration (of the system)• Check all electrical connections (instructions and wiring diagram).• Insert the batteries into the remote control and leave it OFF.• Energise the system, turning the power supply ON.• Press the and buttons of the infrared remote control andhold them pressed for more than 5 seconds.• The display will be cleared, the time segments will display thefirst configuration item (rAdr = remote address) and the tempera-ture segments will display the default value of this configurationitem (Ab = control of both indoor units).• Press button repeatedly until “UCFG” is displayed.• Press either the or button to change the default value (HP)to the new value (AC).• Press button to transmit the new configuration to the unit.• Press button to leave the configuration menu.For other available configuration options, see table I.Cooling only configuration (of the remote controller)This configuration needs to be selected for 40KMC------301indoor units.• Insert the batteries into the remote controller and leave it OFF.• Press the and buttons of the infrared remote control andhold them pressed for more than 5 seconds.• The display will be cleared, the temperature segments willdisplay the first configuration item (CH = remote address) andthe time segments will display the default value of thisconfiguration item (Ab = control of both indoor units).• Press button repeatedly until “rc” is displayed.• Press either the or button to change the default value (HP)to the new value (AC).• Press button to confirm the new configuration.• Press button to leave the configuration menu.For other available configuration options, see table II.Note:When 30 seconds have elapsed and no buttons have beenpressed, the remote controller will automatically exit theconfiguration menu and the procedure has to be restarted.System configurationNOTE: If “rc” is changed from “HP” to “AC” and the remote controlis set in the automatic or heating modes, the operation mode will bechanged to cooling.NOTE: If the “HR” is set to a value that is lower than “CR” and theremote control operating mode is auto, the operating mode is setto cooling.Item Shown on display Explanation Description1 “rAdr” “A”: remote unit A Remote address indoor unit A“b”: remote unit B Remote address indoor unit B“Ab”: remote units A and B Default address is both indoor units2 “UCFG” “HP”: heat pump (indoor unit with electric heaters only) Default address is heat pump“AC”: cooling only (indoor unit with or without electric heaters) Change address for cooling only3 “UAdr” 1- 2 40 with increase of 1 CCN unit addressDefault = 14 “ZONE” 0-2 40 with increase of 1 Number of zoneDefault = 05 “GFdn” 1-2 40 with increase of 1 Number of GFDDefault = 16 “A St” “OF”: The unit remains OFF after the temporary Choose of operating mode after apower supply interruption. power supply interruption“On”: The unit goes back to the previous operation modeafter the temporary power suppply interruption.Table IShown on display Explanation Description“A”: unit A Address indoor unit A.“CH” “b”: unit B Address indoor unit B.“Ab”: units A and B Default address is both indoor units.“tU” “C”: Degrees Celsius Temperature.“F”: Degrees Fahrenheit Default is °C.“rc” “HP”: heat pump & Cooling with Electric Heater Default address is heat pump.“AC”: cooling only Change address for cooling only.“HR” 17 – 32: 17°C ÷ 32°C Heating temperature range °C min. and max.63 – 90: 63°F ÷ 90°F Heating temperature range °F min. and max.“CR” 17 – 32: 17°C ÷ 32°C Cooling temperature range °C min. and max.63 – 90: 63°F ÷ 90°F Cooling temperature range °F min. and max.“CL” 12 : 12: hour clock (AM/PM) Time format (AM = morning; PM = afternoon).24 : 24: hour clock Default is 12 : 12.Table II

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