Carrier 40MHH Owner's Manual

Also see for 40MHH: Owner's manual Owner's manual

Contents

2A NOTE ABOUT SAFETYAny time you see this symbol in manuals, instructions and onthe unit, be aware of the potential for personal injury. There arethree levels of precaution:DANGER identifies the most serious hazards which will result insevere personal injury or death.WARNING signifies hazards that could result in personal injury ordeath.CAUTION is used to identify unsafe practices which could resultin minor personal injury or product and property damage.NOTE is used to highlight suggestions which will result inenhanced installation, reliability, or operation.PERSONAL INJURY, DEATH AND / OR PROPERTYDAMAGE HAZARDFailure to follow this warning could result in personal injury,death or property damage.Improper installation, adjustment, alteration, service,maintenance, or use can cause explosion, fire, electrical shock,or other conditions which may cause personal injury orproperty damage. Consult a qualified installer, service agency,or your distributor or branch for information or assistance. Thequalified installer or service agency must usefactory−authorized kits or accessories when modifying thisproduct.Read and follow all instructions and warnings, including labelsshipped with or attached to unit before operating your new airconditioner.! WARNINGGENERALThe high wall fan coil unit provides quiet, maximum comfort. Inaddition to cooling and/or heating, the high wall fan coil unitmatched with an outdoor condensing unit filters and dehumidifiesthe air in the room to provide maximum comfort.IMPORTANT: The high wall fan coil unit should be installed byauthorized personnel only; using approved tubing and accessories.If technical assistance, service or repair is needed, contact theinstaller.The high wall fan coil unit can be set up and operated from theremote control (provided). If the remote is misplaced, the systemcan be operated from the “Auto” setting on the unit.Operating Modes:The high wall fan coil unit has five operating modes: Fan only Auto Heating (heat pump models only) Cooling Dehumidification (DRY)Fan OnlyIn the FAN ONLY mode, the system filters and circulates the roomair without changing room air temperature.AutoIn the AUTO mode, the system automatically cools or heats theroom according to the user−selected set point.NOTE: Auto mode is recommended for use on Single Zoneapplications only. Using Auto changeover on multi−zoneapplications could set an indoor unit to STANDBY mode,indicated with two dashes (−−) on the display, which will turn offthe indoor unit until all the indoor units are in the same mode(Cooling or Heating ). Heating is the system’s priority mode.Simultaneous Heating and Cooling is not allowed.HeatingIn the HEATING mode, the system heats and filters the room air.CoolingIn the COOLING mode, the system cools, dries and filters theroom air.Dehumidification (DRY)In the DEHUMIDIFICATION mode, the system dries, filters andslightly cools the room air temperature. This mode prioritizes airdehumidification however it does not take the place of adehumidifier.Wireless Remote ControlThe remote control transmits commands to set up and operate thesystem. The control has a window display panel that displays thecurrent system status. The control can be secured to a surface whenused with the mounting bracket provided.Wired Remote Control (Optional)24V Interface (Optional)Allows the control of the Ductless System with a third partythermostat.