Mitsubishi Electric MSZ-GE09NA - Manuals

6 MSZ-GE06NA MSZ-GE09NA MSZ-GE12NA MSZ-GE15NA MSZ-GE18NAMSY-GE09NA MSY-GE12NA MSY-GE15NA MSY-GE18NA 5 WIRING DIAGRAM

7 MSZ-GE06NA MSZ-GE09NA MSZ-GE12NA MSZ-GE15NA MSZ-GE18NAMSY-GE09NA MSY-GE12NA MSY-GE15NA MSY-GE18NA Unit: inch Indoor heat exchanger Flared connection Room temperaturethermistorRT11 Flared connection Refrigerant pipe ø3/8 ( MSZ-GE06/09/12NA, MSY-GE09/12NA ) ø1/2 ( MSZ-GE15/18NA, MSY-GE15/18NA ) (wit...

8 7-1. TIMER SHORT MODE For service, set time can be shortened by short circuit of JPG and JPS the indoor electronic control P.C. board.The time will be shortened as follows. (Refer to 9-7.)Set time: 1-minute → 1-second Set time: 3-minute → 3-second (It takes 3 minutes for the compressor to start op...

9 CN 111 CN1 12 CN151 CN10A Indoor electronic control P.C. board JR07 NOTE: • The operation settings are memorized when 10 seconds have passed after the indoor unit was operated with the remote controller. • If main power is turned OFF or a power failure occurs while AUTO START/STOP timer is active,...

10 WIRELESS REMOTE CONTROLLER MSZ-GE06NA MSZ-GE09NA MSZ-GE12NA MSZ-GE15NA MSZ-GE18NAMSY-GE09NA MSY-GE12NA MSY-GE15NA MSY-GE18NA NOTE: Last setting will be stored after the unit is turned OFF with the remote controller. Indoor unit receives the signal of the remote controller with beeps. Operation In...

12 (4) The initial set temperature is decided by the initial room temperature. Initial room temperature Model Initial set temperature 79°F (26°C) or more COOL mode of "I FEEL CONTROL" 75°F (24°C) 77 to 79°F (25 to 26°C) Initial room temperature minus 4°F (2°C) Less than 79°F (25°C) DRY mode ...

14 (10) ECONO COOL ( ) operation (ECONOmical operation) When ECONO COOL button is pressed in COOL mode, set temperature is automatically set 4°F(2°C) higher.Also the horizontal vane swings in various cycle.SWING operation makes you feel cooler than set temperature. So, even though the set temperatur...

15 8-9. SMART SET ( ) OPERATION 1. How to SET SMART SET operation (1) Press OPERATE/STOP (ON/OFF) button.(2) Select COOL, HEAT (MSZ) or ECONO COOL mode. (3) Press SMART SET button.(4) Set the temperature, fan speed, and air fl ow direction for SMART SET operation. NOTE: • SMART SET operation cannot ...

16 MSZ-GE06NA MSZ-GE09NA MSZ-GE12NA MSZ-GE15NA MSZ-GE18NAMSY-GE09NA MSY-GE12NA MSY-GE15NA MSY-GE18NA 9-1. CAUTIONS ON TROUBLESHOOTING 1. Before troubleshooting, check the following 1) Check the power supply voltage.2) Check the indoor/outdoor connecting wire for miswiring. 2. Take care of the follow...

18 2. Indoor unit failure mode table Upper lamp of OP-ERATION INDICA- TOR lamp Abnormal point (Failure mode) Condition Remedy Not lighted Normal — — 1-time fl ash every 0.5-second Room temperature thermistor The room temperature thermistor short or open circuit is detected every 8 seconds dur-ing op...

22 A Check of indoor fan motor 9-6. TROUBLESHOOTING FLOW The indoor fan motor error has occurred, and the indoor fan does not operate. Turn OFF the power supply. Is there any foreign matter that interferes the rotation of the line fl ow fan? Yes No Remove the foreign matter and adjust the line fl ow...

24 C Check of indoor P.C. board and indoor fan motor Turn OFF the power supply. Remove indoor fan motor connector CN211 from indoor power P.C. board and vane motor connector CN151 from the indoor electronic control P.C. board and turn ON the power supply. Does the unit operate with the remote contro...

25 25 D How to check miswiring and serial signal error Turn OFF inverter-controlled lighting equipment.Turn OFF the power supply and then turn ON again.Press EMERGENCY OPERATION switch. • • • A Is serial signal error indicated 6 minutes later? B Yes Reinstall either the unit or the light away from e...

26 E Electromagnetic noise enters into TV sets or radios Yes Is the unit grounded? No Ground the unit. Yes Is the distance between the antennas and the indoor unit within 9.91 ft., or is the distance between the antennas and the outdoor unit within 9.91 ft.? No Extend the distance between the antenn...

28 MSZ-GE06NA MSZ-GE09NA MSZ-GE12NA MSZ-GE15NA MSZ-GE18NAMSY-GE09NA MSY-GE12NA MSY-GE15NA MSY-GE18NA NOTE: Turn OFF power supply before disassembling. OPERATING PROCEDURE PHOTOS 1. Removing the panel (1) Remove the horizontal vanes.(2) Remove the screw caps of the panel. Remove the screws of the pan...

29 OPERATING PROCEDURE PHOTOS 2. Removing the indoor electronic control P.C. board and the room temperature thermistor (1) Remove the panel (Refer to 1.) and the corner box.(2) Remove the screw of the V.A. clamp and the V.A. clamp. (3) Remove the screw of the electrical cover and the electrical cove...

30 OPERATING PROCEDURE PHOTOS 4. Removing the nozzle assembly (1) Remove the panel (Refer to 1.) and the corner box.(2) Remove the indoor/outdoor connecting wire (Refer to 2 (2)-(5).). (3) Remove the indoor electronic control P.C. board hold- er. (4) Pull out the drain hose from the nozzle assembly ...

HEAD OFFICE: TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN © Copyright 2009 MITSUBISHI ELECTRIC CO.,LTDDistributed in Jul. 2009. No. OBH548 5Made in Japan New publication, effective Jul. 2009Specifications subject to change without notice. TM