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SPLIT-TYPE, AIR CONDITIONERS
SERVICE MANUAL
Wireless type
Models
MU-A08VD-
MU-A10VD-
MU-A13VD-
NOTE:
• This service manual describes technical data of outdoor units.
• As for indoor units MS-A08VD -
All manuals and user guides at all-guides.com
P1
P1
P1
CONTENTS
1. TECHNICAL CHANGES ····································2
2. PART NAMES AND FUNCTIONS······················2
3. SPECIFICATION·················································3
4. OUTLINES AND DIMENSIONS ·························4
Indication of
model name
5. WIRING DIAGRAM ············································4
6. REFRIGERANT SYSTEM DIAGRAM ················5
MU-A08VD -
P1
7. PERFORMANCE CURVES ································6
MU-A10VD -
P1
8. TROUBLESHOOTING········································8
MU-A13VD -
P1
9. DISASSEMBLY INSTRUCTIONS·····················11
10. PARTS LIST······················································16
11. OPTIONAL PARTS ···········································18
,MS-A10VD -
and MS-A13VD -
P1
P1
, refer to the service manual OB396.
P1
No. OB397
TM
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Table of Contents
Related Manuals for Mitsubishi Electric MU-A08VD-P1
Summary of Contents for Mitsubishi Electric MU-A08VD-P1
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Page 1: Table Of Contents
All manuals and user guides at all-guides.com SPLIT-TYPE, AIR CONDITIONERS No. OB397 SERVICE MANUAL Wireless type Models MU-A08VD- MU-A10VD- MU-A13VD- CONTENTS 1. TECHNICAL CHANGES ····································2 2. PART NAMES AND FUNCTIONS······················2 3. SPECIFICATION·················································3 4. OUTLINES AND DIMENSIONS ·························4 Indication of model name 5. -
Page 2: Technical Changes
All manuals and user guides at all-guides.com TECHNICAL CHANGES MU-07UV - MU-A08VD - 1. Outdoor unit model has been changed. •Dimension has been changed. (780Wo540Ho255D 800Wo550Ho285D) •Valve bed has been added. 2. Compressor has been changed. (RH135VGCC RH135VHCC) 3. Outdoor fan motor has been changed. (RA6V23-HA RA6V21-AC) 4. -
Page 3: Specification
All manuals and user guides at all-guides.com SPECIFICATION Outdoor model MU-A13VD - MU-A08VD - MU-A10VD - Cooling Function Single phase Power supply 220-230-240V, 50Hz 3.7-3.7-3.7 Capacity 2.3-2.3-2.3 2.75-2.75-2.75 Dehumidification Air flow 1848-1872-1896 K /h 1740-1800-1860 Starting current 28-29.5-31 17-18-19 18-19-20 4.53-4.52-4.51 Compressor motor current 2.85-2.85-2.84... -
Page 4: Outlines And Dimensions
All manuals and user guides at all-guides.com OUTLINES AND DIMENSIONS Unit : mm OUTDOOR UNIT MU-A08VD - REQUIRED SPACE Basically open 100mm or more MU-A10VD - without any obstruction in front and on both sides of the unit. MU-A13VD - Drain hole [42 Air in Air in... -
Page 5: Refrigerant System Diagram
All manuals and user guides at all-guides.com REFRIGERANT SYSTEM DIAGRAM Unit : mm MU-A08VD - MU-A10VD - OUTDOOR UNIT Refrigerant pipe (Option){9.52 Stop valve (with heat insulator) (with service port) Outdoor Flared heat connection exchanger Compressor Strainer #100 Flared connection Capillary tube Stop valve {3.0 x { 1.6 x 850... -
Page 6: Performance Curves
All manuals and user guides at all-guides.com MAX.REFRIGERANT PIPING LENGTH Refrigerant piping : m Piping size O.D : mm Model Max. length Max. height Liquid MU-A08VD - {9.52 MU-A10VD - {6.35 MU-A13VD - {12.7 MAX.HEIGHT DIFFERENCE Indoor unit w Max. Height Refrigerant Piping Max. - Page 7 All manuals and user guides at all-guides.com How to measure the indoor air wet/dry-bulb temperature difference Attach at least 2 sets of wet and-dry-bulb thermometers to the indoor air intake as shown in the figure, and at least 2 sets of wet and dry-bulb thermometers to the indoor air outlet.
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Page 8: Troubleshooting
All manuals and user guides at all-guides.com MU-A08VD - MU-A08VD - MU-A10VD - MU-A10VD - (kgf/F [Gauge])(MPa [Gauge]) 220V 220V 35(:) 35(:) Ambient temperature (˚C)/Ambient humidity (%) Ambient temperature (˚C)/Ambient humidity (%) MU-A13VD - MU-A13VD - (kgf/F [Gauge])(MPa [Gauge]) 220V 220V 35(:) 35(:) - Page 9 All manuals and user guides at all-guides.com 8-2. Instruction of troubleshooting Start Indoor unit Indoor unit OPERATION INDICATOR operates. doesn't receive lamp on the indoor unit is Outdoor unit the signal from flashing on and off. doesn't remote controller. operate. Outdoor unit Indoor unit Indoor unit...
- Page 10 All manuals and user guides at all-guides.com 8-3. Trouble criterion of main parts MU-A08VD - MU-A10VD - MU-A13VD - Part name Check method and criterion Figure Measure the resistance between the terminals with a tester. Compressor (Coil wiring temperature -10°C ~ 40°C) (MC) Normal Color of...
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Page 11: Disassembly Instructions
All manuals and user guides at all-guides.com DISASSEMBLY INSTRUCTIONS <"Terminal with locking mechanism" Detaching points> The terminal which has the locking mechanism can be detached as shown below. There are two types ( Refer to (1) and (2)) of the terminal with locking mechanism. The terminal without locking mechanism can be detached by pulling it out. - Page 12 All manuals and user guides at all-guides.com OPERATING PROCEDURE PHOTOS 2. Removing the electrical parts Photo 4 (1) Remove the service panel and the cabinet.(Refer to 1.) Compressor capacitor (C1) (2) Remove the following parts. •Compressor capacitor (C1) •Outdoor fan capacitor (C2) •Terminal block (TB) Outdoor fan capacitor (C2) Terminal block(TB)
- Page 13 All manuals and user guides at all-guides.com OPERATING PROCEDURE PHOTOS 4. Removing the compressor Photo 6 Discharge pipe (1) Remove the cabinet. (Refer to 1.) (2) Remove the soundproof felt. Suction pipe (3) Remove the screws fixing the relay panel. (4) Remove the terminal cover.
- Page 14 All manuals and user guides at all-guides.com 9-2. MU-A13VD - OUTDOOR UNIT OPERATING PROCEDURE PHOTOS Photo 1 1. Removing the cabinet (1) Remove the screws fixing the top panel. (See Photo 2 and Screws of the front panel and motor support (2) Remove the top panel.
- Page 15 All manuals and user guides at all-guides.com OPERATING PROCEDURE PHOTOS 3. Removing propeller and the outdoor fan motor Photo 5 Outdoor fan motor lead wires (1) Remove the cabinet. (Refer to 1) Set screws of the (2) Remove the propeller nut and remove the propeller. outdoor fan motor NOTE : Loose the propeller in the rotating direction for Hook...
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Page 16: Parts List
All manuals and user guides at all-guides.com PARTS LIST MU-A08VD - MU-A10VD - MU-A13VD - 10-1. OUTDOOR UNIT STRUCTURAL PARTS, ELECTRICAL PARTS AND FUNCTIONAL PARTS This figure shows MU-A13VD. - Page 17 All manuals and user guides at all-guides.com MU-A08VD - MU-A10VD - MU-A13VD - 10-1. OUTDOOR UNIT STRUCTURAL PARTS, ELECTRICAL PARTS AND FUNCTIONAL PARTS Part number that is circled is not shown in the illustration. Q'ty/unit Symbol Remarks Part No. Part Name in Wiring MU-A08VD- MU-A10VD-...
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Page 18: Optional Parts
All manuals and user guides at all-guides.com OPTIONAL PARTS 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 mm (in.) refrigerant Model Part No. - Page 19 All manuals and user guides at all-guides.com...
- Page 20 All manuals and user guides at all-guides.com HEAD OFFICE: MITSUBISHI DENKI BLDG., 2-2-3, MARUNOUCHI, CHIYODA-KU, TOKYO100-8310, JAPAN C C Copyright 2005 MITSUBISHI ELECTRIC ENGINEERING CO.,LTD. New publication, effective Mar. 2005 Distributed in Mar. 2005. No.OB397 106 Specifications subject to change without notice.
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