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Mitsubishi Heavy Industries FDQS - User Manual

Mitsubishi Heavy Industries FDQS
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USER’S MANUAL
MITSUBISHI HEAVY INDUSTRIES LTD. PACKAGED AIR CONDITIONER
PSA012B728
This air conditioner complies with EMC Directive 2004/108/EC,
LV Directive 2006/95/EC.
CE marking is applicable to the area of 50 Hz power supply.
Ce climatiseur est conforme a
`
la Directive EMC: 2004/108/EC,
LV Directive 2006/95/EC.
La marque CE s’applique aux régions alimentées en courant
de 50 Hz.
Dieses Kimagera
¨
t erfu
¨
llt die EMC Direktiven
2004/108/EC,
LV
Direktiven 2006/95/EC.
Die CE-Marke gilt für Bereiche mit einer Netzstromversorgung
von 50 Hz.
Questo condizionatore d’aria e
`
conforme alla Direttiva EMC:
2004/108/EC,
LV Direttiva 2006/95/EC.
Il marchio CE è applicabile alla fascia di alimentazione 50 Hz.
Deze airconditioner voldoet aan EMC Directive
2004/108/EC,
LV Directive 2006/95/EC.
CE-markering is van toepassing op het gebied met een net-
stroom van 50 Hz.
Este acondicionador de aire cumple con la directiva EMC:
2004/108/EC,
LV Directiva 2006/95/EC.
La indicación CE sólo corresponde al área de suministro
eléctrico de 50 Hz.
Este aparelho de ar condicionado está em conformidade com a
Directiva EMC
2004/108/EC,
a Directiva LV 2006/95/EC.
A marca CE aplica-se à zona de fornecimento de energia a
50 Hz.
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Ceiling cassette -4 way- (FDT)
Ceiling cassette -4 way Compact (600x600mm)- (FDTC)
Ceiling cassette -2 way- (FDTW)
Ceiling cassette -1 way Compact- (FDTQ)
Ceiling cassette -1 way- (FDTS)
Duct connected -High static pressure- (FDU)
Duct connected -Middle static pressure- (FDUM)
Ceiling suspended (FDE)
Wall mounted (FDK)
Floor standing (with casing) (FDFL)
Floor standing (without casing) (FDFU)
Duct connected (Ultra thin) -Low static pressure- (FDQS)
Duct connected -COMPACT&FLEXIBLE- (FDUH)
Duct connected -High static pressure Out door Air processing unit (FDU -F)
USER’S MANUAL
ENGLISH
MANUEL DE L’UTILISATEUR
ANWENDERHANDBUCH
DEUTSCH
ISTRUZIONI PER L’USO
ITALIANO
MANUAL DEL PROPIETARIO
ESPAÑOL
GEBRUIKERSHANDLEIDING
NEDERLANDS
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MANUAL DO UTILIZADOR
PORTUGUÊS
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FRANÇAIS
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Table of Contents

Questions and Answers

  • J
    Joshua JohnsonAug 6, 2025
    Why is my Mitsubishi Heavy Industries FDQS Air Conditioner not cooling or heating properly?
    • A
      Anthony MartinAug 6, 2025
      If your Mitsubishi Heavy Industries Air Conditioner isn't cooling or heating properly, start by checking the air filter to ensure it's not clogged. Also, make sure the swing louver is correctly adjusted, especially during heating. Clear away any obstructions from the air inlet and outlet grill. Confirm that the unit is not in heating preparation mode by verifying the operation mode.
  • L
    Lisa BartonAug 20, 2025
    What to do if my Mitsubishi Heavy Industries FDQS does not work at all?
    • J
      Jacqueline Robinson DDSAug 20, 2025
      If your Mitsubishi Heavy Industries Air Conditioner unit isn't working at all, immediately turn off the power supply switch and contact your dealer.

Summary

USERS MANUAL

SAFETY PRECAUTIONS

Installation Precautions

Critical safety measures to follow during the installation process.

Operation Precautions

Safety guidelines to adhere to during the normal operation of the unit.

Troubleshooting

Steps and checks to resolve common issues and problems with the unit.

Preparation of Heating

Information on preparing the system for heating operations, including display indicators.

Auto Restart

Explanation of the auto restart function for resuming operation after power interruption.

Installation, Relocation, and Inspection Maintenance

Guidelines for safe installation, moving, and regular inspection of the air conditioner.

Operation Range

Specifies the recommended operating temperature and humidity limits for the unit.

HOW TO USE WIRED REMOTE CONTROL

HOW TO PERFORM THE TIMER OPERATION

Weekly Timer Mode

Guide for setting weekly timer operations for automated daily schedules.

HOW TO ADJUST THE LOUVER

HOW TO SET THE AIRFLOW DIRECTION

WIRELESS LOUVER ADJUSTMENT

BACKUP BUTTON OPERATION

How to Maintain Air Filters

Detailed guide on how to remove and clean the air filters.

UNIT MAINTENANCE PROCEDURES

TROUBLE SHOOTING

Poor Cooling or Heating

Troubleshooting steps for issues related to cooling or heating performance.

PREPARATION OF HEATING

Cases When PREPARATION OF HEATING Is Displayed

Explains when the 'PREPARATION OF HEATING' indicator appears on the display.

AUTO RESTART

SETTING TO DISABLE BUTTON OPERATION

INSTALLATION, RELOCATION, AND INSPECTION MAINTENANCE

Mitsubishi Heavy Industries FDQS Specifications

General IconGeneral
BrandMitsubishi Heavy Industries
ModelFDQS
CategoryAir Conditioner
LanguageEnglish

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