Mitsubishi Electronics MUZ-GB50VA Disassembly Instructions, Removing the cabinet Photo

Page 34

11 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.

Check the shape of the terminal before detaching.

(1) Slide the sleeve and check if there is a locking lever or not.

Sleeve

1Slide the sleeve.

2Pull the terminal while

Locking lever pushing the locking lever.

(2)The terminal with this connector has the locking mechanism.

1Hold the sleeve, and pull out the terminal slowly.

Connector

MUZ-GB50VA

OUTDOOR UNIT

 

OPERATING PROCEDURE

 

PHOTOS

1. Removing the cabinet

Photo 1

Screw of the top panel

(1)

Remove the screws of the service panel.

 

 

 

(2)

Remove the screws of the top panel.

 

 

(3)

Remove the screw of the valve cover.

 

 

(4)

Remove the service panel.

 

 

(5)

Remove the top panel.

 

 

(6)Remove the valve cover.

(7)Remove the screws of the cabinet.

(8)

Remove the cabinet.

Screws

of the

(9)

Remove the screws of the back panel.

cabinet

(10) Remove the back panel.

 

Photo 3

Screws of the cabinet

Photo 2

Screw of the motor support

 

Screw of the service panel

 

Screws

 

of the

Screws

top

panel

of the

 

back

Screws

panel

of the

 

 

cabinet

 

Screw

 

of the

 

valve

 

cover

 

Set screws of the back panel

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Image 34
Contents R410A Refrigerant OBR01 Contents Revised EDITION-ASNB130FLDH Technical ChangesMUZ-GA50VA E1 SNB130FLDH1Part Names and Functions SpecificationAccessories MUZ-GB50VASpecifications and rating conditions of main electric parts Noise Criteria Curves Band OctaveOutlines and Dimensions MUZ-GB50VA Outdoor UnitWiring Diagram Outdoor Unit MUZ-GB50VARefrigerant System Diagram UnitmmIndoor Unit Outdoor Unit Performance CurvesCapacity and input curves Test RUN Operation How to operate fixed-frequency operation MUZ-GB50VACool operation Outdoor MSZ-GB50VA MUZ-GB50VAPerformance Data Cool operation Rated frequency 79Hz SHC SHF InputOutdoor DB Outdoor fan motor control Actuator ControlPerformance Data Heat operation R.V. coil controlTroubleshooting Relation between main sensor and actuator MUZ-GB50Failure mode recall function OFFOperational procedure Outdoor unit failure mode table Time flash Communication error Lighting Operation Instruction of troubleshootingIndicator EmergencyTroubleshooting check table MUZ-GB50VA Operate Lightning Twice Outdoor power systemOnce Lighting WHT RED Trouble criterion of main parts MUZ-GB50VARED BLK BLK WHT RED ORNHow to check inverter/ compressor Troubleshooting flowCheck of outdoor thermistors When heating operation does not work Check of R.V. coilCheck of power supply Check of outdoor fan motorCheck of current-limiting resistor Check of LEVParts side Electromagnetic noise enters into TV sets or radios Discharge temperature thermistor RT62 Noise filter P.C. board CN3 Outdoor power boardCN2 CN5MUZ-GB50VA Outdoor Unit Operating Procedure Photos Disassembly InstructionsRemoving the cabinet Photo Operating Procedure Photos Removing R.V. coilTure thermistor and ambient temperature thermistor Removing outdoor fan motor PhotoRemoving the compressor and 4-way valve Photo Removing the reactorRoHS Parts List RoHS compliant MUZ-GB MUZ-GB50VA Accessory MUZ-GB50