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Vermont Casting
MSY-D30NA, MSZ-D36NA, MSZ-D30NA, MSY-D36NA
service manual
Models:
MSY-D30NA
MSZ-D36NA
MSY-D36NA
MSZ-D30NA
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36
36
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36 pages
27.5 Kb
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Troubleshooting
Specifications
Wiring Diagram
Timer Short Mode
Operation Indicator lamp
Dimension
Accessories
Disassembly Instructions
Mode selection
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Page 36
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Contents
MSZ-D30NA MSZ-D36NA MSY-D30NA MSY-D36NA
Page
Technical Changes
Part Names and Functions
Accessories
Specification
Outlet AIR Speed and Coverage Range
Operating Range
MSZ-D36NA MSY-D30NA MSY-D36NA
Outlines and Dimensions
Wiring Diagram
Unitinch
Refrigerant System Diagram
P.C. Board Modification for Individual Operation
Service Functions
Timer Short Mode
How to modify the remote controller P.C. board
Operation
Auto Restart Function
Microprocessor Control
Operation Indicator lamp
Feel Control Operation MSY
Cool Operation
Heat Operation MSZ
FAN Operation MSY
Fuzzy control
Auto Change Over ··· Auto Mode Operation MSZ
Mode selection
Auto Vane Operation
3 4 Swing 5
Vertical vane
Program Timer
EMERGENCY/TEST Operation
Minute Time Delay Operation
Changing Temperature Indication F /C
How to replace batteries
Troubleshooting
Before troubleshooting, check the following
Troubleshooting procedure
OFF
Failure Mode Recall Function
Eration Indica
Indoor unit failure mode table
Start
Instruction of Troubleshooting
Lighted Blinking Not lighted
Troubleshooting Check Table
Trouble Criterion of Main Parts
Check of indoor fan motor
Troubleshooting Flow
Check of remote controller and receiver P.C. board
Indoor electronic control P.C. board
How to check miswiring and serial signal error
Electromagnetic noise enters into TV sets or radios
SW P.C. board
Test Point Diagram and Voltage
Power monitor receiver P.C. board
Removing the electrical box, the electronic control P.C
Disassembly Instructions
Board, the power monitor receiver P.C. board and the SW
Removing the panel
Removing the horizontal vane motor
Removing the nozzle assembly
Removing the vertical vane motor
Removing the line flow fan and the indoor fan motor
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Page
Made in Japan
New publication, effective Feb
Distributed in Feb . No. OBH501
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