Table of Contents
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DUCTLESS SPLIT-TYPE AIR CONDITIONERS
TECHNICAL & SERVICE MANUAL
Wireless type
Models
MS09NW 2 •MUM18NW
MS09NW
LCD Wireless
remote controller
MS09NW
LCD Wireless
remote controller
MUM18NW
CONTENTS
1. FEATURES ·························································2
2. TECHNICAL CHANGES ····································3
3. PART NAMES AND FUNCTIONS······················3
4. SPECIFICATIONS ··············································4
5. DATA···································································5
6. OUTLINES AND DIMENSIONS ·························9
7. WIRING DIAGRAM ··········································10
8. REFRIGERANT SYSTEM DIAGRAM ··············11
9. TROUBLESHOOTING······································12
10. DISASSEMBLY INSTRUCTIONS·····················14
11. PARTS LIST······················································17
12. OPTIONAL PARTS···········································18
NOTE : For parts list, please refer to the following manuals.
MS09NW
The Slim Line.
From Mitsubishi Electric.
R
No.OB202
OB192
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Related Manuals for Mitsubishi Electric MS09NW*2
Summary of Contents for Mitsubishi Electric MS09NW*2
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Page 1: Table Of Contents
9. TROUBLESHOOTING······································12 MS09NW MS09NW 10. DISASSEMBLY INSTRUCTIONS·····················14 11. PARTS LIST······················································17 12. OPTIONAL PARTS···········································18 LCD Wireless NOTE : For parts list, please refer to the following manuals. LCD Wireless remote controller remote controller MS09NW OB192 The Slim Line. From Mitsubishi Electric. MUM18NW... -
Page 2: Features
Operation resumes in the mode in which the equipment was running immediately before the outage. HIGH PERFORMANCE ROTARY COMPRESSOR The advanced design of Mitsubishi Electric’s powerful and ener- gyefficient rotary compressor results in lower operating costs and longer service life. -
Page 3: Technical Changes
TECHNICAL CHANGES MSM18EW MSM18NW 1. Indoor unit has been changed. 2. Outdoor unit has been changed. 3. Remove controller has been changed. (The timer function was changed to the clock timer function.) 4. Indoor auto vave has been adopted. 5. Outdoor fan motor has been changed. (SGW-60F-AC RA6W60-AA) 6. -
Page 4: Specifications
SPECIFICATIONS Model MSM18NW SINGLE DOUBLE Items w1 BTU/h Cooling capacity 8,400 8,400 2 w1 W Power consumption 1,700 EER (Double unit operation) SEER (Double unit operation) 10.0 INDOOR UNIT MODEL MS09NW 2 Extenal finish White Power Supply V, Hz, Phase 115,60,1 Max. -
Page 5: Data
DATA 1.PERFORMANCE DATE (ONE INDOOR UNIT WITH ONE OUTDOOR UNIT) MS09NW MUM18NW Outdoor intake air DB temperature ( ˚F ) Indoor air Models ( ˚F ) 10.3 5.93 0.76 9.61 5.55 0.83 9.03 5.21 0.89 4.84 0.94 7.73 4.46 0.98 MS09NW 9.74 6.91... - Page 6 3.CONDENSING PRESSURE AND SUCTION PRESURE (ONE INDOOR UNIT WITH ONE OUTDOOR UNIT) Data is based on the condition of indoor humidity 50%. Air flow should be set at HI. A point on the corve shows the reference point. MS09NW MUM18NW (PSIG) 86-F 104-F...
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Page 7: Standard Operation Data
2.STANDARD OPERATION DATA MSM18NW Model Single Double Item Unit Cooling Capacity Btu/h 8,400 8,400 2 — Total 0.71 0.71 Input 0.85 1.70 Indoor unit model MS09NW 115 . 60 . 1 Power supply (V,Hz,{) Input 0.035 2 Fan current 0.34 2 Electrical Outdoor unit model MUM18NW... -
Page 8: Operating Range
4.OPERATING RANGE ( 1 ) POWER SUPPLY Models Rating Guaranteed Voltage 115V 60Hz 1[ Min. 103v—Max. 127V Indoor unit MS09NW Min. 198V 208V 230V Max. 253V 208/230V 60Hz 1[ Outdoor unit MUM18NW (3wires) ( 2 ) OPERATION Intake air Indoor Outdoor temperature Function... -
Page 9: Outlines And Dimensions
OUTLINES AND DIMENSIONS MODEL : MUM18NW Unit : inch OUTDOOR UNIT REQUIRED SPACE Air in 4 Installation anchor holes 2-1/4 3/8 13/16 1-3/8 Air in 1-1/4 4 Drain holes [5/8 Air out Space for 11-7/16 servicing 33-1/2 1-3/16 1-3/16 2-3/8 5-1/4 5-1/8 Unit... -
Page 10: Wiring Diagram
WIRING DIAGRAM OUTDOOR MODEL MUM18NW WIRING DIAGRAM 52C1 51C1 115V POWER SUPPLY 208/230V 1phase 3wires 60Hz 115V 52C2 51C2 X1 2 GROUND TO INDOOR UNIT No.A CONNECTING WIRES DC12V TO INDOOR UNIT No.B CONNECTING WIRES DC12V SYMBOL NAME SYMBOL NAME SYMBOL NAME C1,2... -
Page 11: Refrigerant System Diagram
REFRIGERANT SYSTEM DIAGRAM MS09NW 2 / MUM18NW Unit : inch Indoor unit Outdoor unit Refrigerant pipe [3/8 (Option) (with heat insulator) Service Fusible Ball valve port Service plug Flared port connection Compressor Indoor heat Indoor coil exchanger thermistor RT12 Accumulator Muffler Flared connection... -
Page 12: Troubleshooting
TROUBLESHOOTING MUM18NW 9-1 Cautions on troubleshooting 9-1-1 Before troubleshooting, check the followings: 1) Check the power supply voltage. 2) Check the indoor/outdoor connecting wire for mis-wiring. 9-1-2 Take care the followings during servicing. 1) Befor servicing the air conditioner, be sure to first turn off the remote controller to stop the main unit, and then after confirming the horizontal vane is closed, disconnect the breaker. -
Page 13: Check Of Outdoor Unit
Check of outdoor unit Compressor and outdoor fan do not operate.(Only indoor fan operates.) Start Press EMERGENCY ON/OFF button. 3-minute time delay works. Test mode operates for 30 minutes. Check voltage to terminal block of outdoor unit. Is there 115V AC to terminal block between Turn on outdoor power supply. -
Page 14: Disassembly Instructions
DISASSEMBLY INSTRUCTIONS OUTDOOR UNIT MUM18NW OPERATING PROCEDURE PHOTOS Photo 1 1. Removing of the cabinet (1)Remove the set screws of the valve cover to remove the valve cover as shown in Photo 2. Screws (2)Remove the set screws of the side panel to remove the side panel and cabinet. - Page 15 OPERATING PROCEDURE PHOTOS Photo 5 Set screws of the relay panel 3. Removing the outdoor fan motor. (1) Remove the cabinet. (Refer to 1) (2) Remove the propeller. (Refer to 2) (3) Disconnect the connector remove the clamp of out- door fan motor lead wire.
- Page 16 OPERATING PROCEDURE PHOTOS Photo 7 4. Removing the compressor Set nuts of the terminal cover (1)Disconnect the cord connector. (See Phot 5) (2)Remove the set screws of the relay panel. (3)Remove the set nuts of the terminal cover. (4)Pull up the compressor. (5)Pull out the lead wires from the compressor terminal to remove overcurrent relay.
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Page 17: Parts List
PARTS LIST OUTDOOR UNIT PARTS MUM18NW Refer to MS09EW for indoor unit. Part number that are circled is not shown in the illustration. Symbol ty/unit Parts No. Parts Name Remarks Wiring MUM18NW Diagram T2W 382 342 CONTACTOR 52C1,52C2 G4F11123T-M T2W 462 232 CABINET T2W 667 249 SIDE PANEL... -
Page 18: Optional Parts
OPTIONAL PARTS 1. REFRIGERANT PIPES The air conditioner has flared connections its indoor and outdoor sides. Please use the optional extension pipe as follows. Additional Pipe size O.D refrigerant Model Part No. Pipe length Cross-section A-Gas B-Liquid Insulation charge R-22(Oz) 10ft MAC - 440PI C 13/16... - Page 20 The Slim Line. From Mitsubishi Electric. CCopyright 1997 MITSUBISHI ELECTRIC ENGINEERING CO.,LTD. New publication, effective Sep. 1997. Issued in Sep. 1997 NO.OB202 5011 Specifications subject to change without notice.
- Page 21 3400 Lawrenceville Suwanee Road Suwanee, Georgia 30024 ● Toll Free: 800-433-4822 Toll Free Fax: 800-889-9904 ● www.mrslim.com Specifications are subject to change without notice.