USER INSTRUCTIONS In this manual, you will find information on safe operation of your new Multi Zone Mini Split. For your safety and the safety of others, please read and understand this entire manual before proceeding. INSTALLATION These units are not designed to be installed in the following locations: ...
PARTS IDENTIFICATION Indoor Unit Air In Front Cover Binding Filter Tape Air Out Louvers Line-set Collar TEMPERATURE HEAT COOL Remote Control FOLLOW CLOCK SWING TEMP / BLOW TURBO SLEEP DISPLAY Wiring and Copper Tube Drain Tube 950-0194revC - 4 - March 30, 2014...
MULTI-ZONE FEATURES Variable speed inverter type compressors for increased efficiency and quiet operation. Automatic swing of vertical louvers for improved air flow (up/down). Manual adjustment of horizontal louvers to set air flow direction (left/right). Wireless remote control unit. ...
MULTI-ZONE OPERATION The Multi-Zone mini-split will operate each zone in either cooling or heating mode but not both. The unit will not operate as one zone cool and another heat. If this occurs, an E7 error will be displayed. To clear this error, make sure all indoor units are in the same mode either heat or cool.
KEY PAD FUNCTIONS ON/OFF – Turns unit on or off. -/+ - Raise, Lower set point. FAN – Set fan speed, hi, med, lo, auto. SWING – Set louver swing. CLOCK – Set clock. TIMER ON – Set timer on time. ...
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alone and when the temperature returns to the point where the unit switches back to the correct mode (as the other indoor units) and all zones are in the HEAT or COOL mode, it will clear itself and begin to run again. COOL mode –...
DISPLAY – Turns the display on or off on the indoor unit. None of the lights will be illuminated when off is selected. SWING – Pressing the SWING button slowly, (more than 2 seconds) will start and stop the louver moving up and down. If the button is pressed to turn on swing and then pressed again to turn it off, the louvers will remain in that fixed position until it is turned on again.
OPTIONAL CONTROL - WALL CONTROL ● The Cassette unit operates with a wired wall control MSWCH. Using the Signal cable connect to the printed circuit board connector CN9 in the unit and wall control. ● Wall Control can be controlled with the remote or at the panel. ●...
ROUTINE CARE AND MAINTENANCE CAUTION Turn main power off before cleaning air conditioner. Never spray water into the indoor or outdoor unit for cleaning. Volatile liquids (e.g. solvent, gasoline, etc.) will damage the air conditioner. Wipe the unit with a dry soft cloth, or a cloth slightly moistened with water.
Problem Troubleshooting Is the power off? Is the circuit protection device tripped? Is voltage too high or low? The unit does not run. (Tested by a professional) Is the Timer on? A 3 minute delay occurs before each compressor start. ...
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INDOOR UNIT ERROR CODES Malfunction Name of Malfunction Name of Multi Running Cooling Heating Display single zone zone Short/open circuit of the coil temp. sensor for the 3 Flashes 3 Flashes 3 Flashes condenser (42K Unit Only) Short/Open Circuit of the Liquid Valve Temp. Sensor 19 Flashes Short/Open Circuit of the Suction Valve Temp.
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Malfunction Name of Malfunction Name of Multi Running Cooling Heating Display single zone zone Compressor Phase Failure / Reverse Protection Compressor Stalling 3 Flashes 3 Flashes 3 Flashes (42K Unit Only) Over-Speed (42K Unit Only) 3 Flashes 3 Flashes 3 Flashes Indoor and Outdoor Unit Do Not Match Each Other Phase Over-current Protection...
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WARRANTY INTERNATIONAL REFRIGERATION PRODUCTS warrants the accompanying split air conditioner or heat pump system to be free of defects in material and workmanship for the applications specified in the operation manual and installation manual for a period of one (1) year on parts and five (5) years on compressor, valid from the date of original retail purchase in the United States or Canada.