Manuals / Black & Decker / Household Appliance / Air Conditioner

Black & Decker MUZ-FD12NA New publication, effective Jan, Distributed in Jan. 2008. No. OBH498

Models: MUZ-FD09NA MUZ-FD09NA- U1 MUZ-FD12NA- U1 MUZ-FD12NA

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HEAD OFFICE: TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN

Copyright 2008 MITSUBISHI ELECTRIC ENGINEERING CO.,LTD	New publication, effective Jan. 2008
Distributed in Jan. 2008. No. OBH498 7	New publication, effective Jan. 2008
Made in Japan	Specifications subject to change without notice.

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Black & Decker MUZ-FD12NA, MUZ-FD09NA New publication, effective Jan, Distributed in Jan. 2008. No. OBH498, Made in Japan

Contents

CONTENTS R410APARTS CATALOG OBB498 Wireless type ModelsPage 1 TECHNICAL CHANGES 2 PART NAMES AND FUNCTIONSMUZ-FD09NA MUZ-FD12NA MUZ-FD09NA- MUZ-FD12NA MUZ-FD09NA MUZ-FD12NASPECIFICATION MUZ-FD09NAMUZ-FD12NA 1 POWER SUPPLY Test condition2 OPERATION OPERATING RANGE4 OUTLINES AND DIMENSIONS REQUIRED SPACEMUZ-FD09NA MUZ-FD12NA ormore5 WIRING DIAGRAM MUZ-FD09NA MUZ-FD12NAREFRIGERANT SYSTEM DIAGRAM MUZ-FD09NAMUZ-FD12NA ADDITIONAL REFRIGERANT CHARGE R410A ozDATA MUZ-FD09NA MUZ-FD12NA7-2.PERFORMANCE CURVE Cooling MUZ-FD09NAMUZ-FD12NA Heating7-3.CONDENSING PRESSURE Cooling MUZ-FD09NAMUZ-FD12NA Data is for heating operation without any frost 7-4.STANDARD OPERATION DATA MSZ-FD09NAMSZ-FD12NA MSZ-FD09NAMUZ-FD09NA MUZ-FD12NA8 ACTUATOR CONTROL MUZ-FD09NA MUZ-FD12NA8-1.OUTDOOR FAN MOTOR CONTROL 8-2.R.V. COIL CONTROL9 SERVICE FUNCTIONS 10 TROUBLESHOOTINGMUZ-FD09VA MUZ-FD12VA MUZ-FD09NA MUZ-FD12NA10-2.FAILURE MODE RECALL FUNCTION Operational procedure 3. Outdoor unit failure mode table 10-3.TROUBLESHOOTING CHECK TABLE Symptom Part name A How to check inverter/ compressor B Check of open phaseC Check of compressor 10-5.TROUBLESHOOTING FLOWD Check of compressor winding E Check of compressor operation timeF Check of compressor start failure G Check of outdoor thermistors H Check of R.V. coilPOWER lamp flashes 6-time The thermistors in the outdoor unit are abnormalJ Check of power supply I Check of outdoor fan motorOutdoor fan motor does not operate Inverter does not operateK Check of LEV Expansion valve Heating/Cooling does not work sufficientlyL Check of inverter P.C. board Turn OFF the power supply Is the unit grounded? Yes 10-6.TEST POINT DIAGRAM AND VOLTAGE MUZ-FD09NAMUZ-FD12NA 1. Inverter P.C. board11 DISASSEMBLY INSTRUCTIONS OPERATING PROCEDURE11-1. MUZ-FD09NA MUZ-FD12NA PHOTOSOPERATING PROCEDURE Photo 4 inverter assembly4. Removing the discharge temperature thermistor ground wireOPERATING PROCEDURE PHOTOS5. Removing outdoor fan motor PhotoPage Specifications subject to change without notice New publication, effective JanDistributed in Jan. 2008. No. OBH498 Made in Japan

New publication, effective Jan. 2008

Distributed in Jan. 2008. No. OBH498 7

Made in Japan

Specifications subject to change without notice.