Page 2 - TABLE OF CONTENTS; INSTALLATION PRECAUTIONS; unit is not properly installed,; SAFETY PRECAUTIONS; ENGLISH
1 Thank you very much for your purchase of this packaged air conditioning system produced by Mitsubishi Heavy Industries. Please read through this manual before using the product and use the product appropriately according to the instructions in the manual. After you have read the manual, store it w...
Page 3 - CAUTION; OPERATION PRECAUTIONS; DANGER; Storage goods may degrade.
2 The preventive measures that the density of leaked refrigerant does not exceed the limit is necessary in case of installing the unit in a small room. The leakage of refrigerant may cause oxygen deficiency accident. Consult your dealer for the measures. CAUTION Make sure to perform grounding work. ...
Page 5 - NAMES AND FUNCTIONS OF REMOTE CONTROL BUTTONS; PrecAUtionS For WASte diSPoSAl; cAUtion
4 Ventilation display Displayed during ventilation operation ☞ See page 12 Weekly timer display Displays the settings of the weekly timer. Operation setting display area Displays setting temperature, airflow volume, operation mode and operation message. Operation/check indicator light During operati...
Page 6 - HOW TO PERFORM THE TIMER OPERATION; Press; HOW TO OPERATE; Stop; Guideline for room temperature setting; AUTO
5 HOW TO PERFORM THE TIMER OPERATION < WIRED REMOTE CONTROL > 1 Press TIMER button. The mode changes to timer mode.“Current day of the week” and “Current time ” are displayed.[EXAMPLE] Sunday : 1 o’clock in the afternoon Display area : [ ] [ ] [ ] (lights) 2 Press ▲ or ▼ button. By pressing ▼ ...
Page 7 - SETTING THE TIME
6 1 Press TIMER button. 2 Press ▼ button once. “ ” “ ” 3 Press SET button. [EXAMPLE] “ ” flashes, “ ” lights. 4 Press ▲ or ▼ button. The display changes as below. Set as you like.“ ” “ ” ~ “ ” “ ” 5 Press SET button. Sleep timer has been set.The air conditioner will turn on if a sleep timer is...
Page 8 - You can set up to four ON/OFF timers per day.; WEEKLY TIMER MODE; ON TIMER MODE
7 Selection of Weekly timer mode You can set up to four ON/OFF timers per day. Note : Set time every month in Weekly timer mode. 1 Press TIMER button. 2 Press ▼ button for four times. [ ] [ ] [ ] [ ] [ ] 3 Press SET button. “ ”is displayed in the display area. 4 Press ▲ or ▼ button. By pre...
Page 9 - After “
8 • If you select a day of the week for which setting have already been made, all the timer numbers that have been set are displayed. And the details of the timer setting for the number which has “ ◄ ” mark is displayed. You can modify the selected setting by overwriting it. • If you set ON timer an...
Page 11 - HOW TO OPERATE IN SILENT MODE; SILENT MODE; Silent Mode Setting; TIMER CANCELLATION MODE
10 HOW TO OPERATE IN SILENT MODE < WIRED REMOTE CONTROL > 1 In the timer mode, set the current day of the week and current time. ☞ See page 6 step 1 to 7 2 Press SET button for three seconds or more. The remote control goes into silent mode setting and the following is displayed. “ ” or “ ” (l...
Page 12 - When you operate the swing louver; When the position of the swing louver is fixed; HOW TO SET THE AIRFLOW DIRECTION; HOW TO ADJUST THE LOUVER
11 Press LOUVER button once, and the current status of louver is displayed. ADJUSTING WITH LOUVER BUTTON (Indoor unit with auto swing function) HOW TO ADJUST THE LOUVER (IN CASE OF FDT, FDTC, FDE) < WIRED REMOTE CONTROL > The display during auto swing The display with the louver position fixed...
Page 13 - HOW TO SET THE AIR FLOW DIRECTION; FOR COMFORTABLE USE; VENTILATION OPERATION LINKED WITH UNIT’S OPERATION
12 7 Press SET button (Fixing of the upper limit position) The upper limit position is fixed and the setting position is displayed for two seconds. Then proceed to lower limit position selection display. [EXAMPLE] “ ” (lights for two seconds) “ ” (shows current setting) 8 Press ▲ or ▼ button (Sele...
Page 14 - WHEN THE CHECK INDICATOR LIGHT (RED) FLASHES; INSPECTION DISPLAY, FILTER SIGN, AIR CONDITIONER NUMBER, STANDBY; ERROR display when multiple indoor units are connected; HOW TO DISPLAY AIR CON NO.; STANDBY DISPLAY; WHEN THE FILTER CLEANING MESSAGE IS DISPLAYED; ROOM TEMPERATURE DISPLAY; REPLACING THE BATTERIES
13 WHEN THE CHECK INDICATOR LIGHT (RED) FLASHES INSPECTION DISPLAY, FILTER SIGN, AIR CONDITIONER NUMBER, STANDBY AND ROOM TEMPERATURE DISPLAY < WIRED REMOTE CONTROL > J The air conditioner stops in the event any trouble occurs. At the same time, the check indicator light flashes in red and the...
Page 15 - ON – TIMER OPERATION; PROGRAM TIMER OPERATION; FAN; Guideline of room temperature setting; CURRENT TIME SETTING PROCEDURE; OPERATION
14 ON – TIMER OPERATION < WIRELESS REMOTE CONTROL > 1 Press ON timer button. ON timer display blinks. 2 Press or button to adjust to AM 8:00. Displayed time will be changed by 10 minutes by pressing the buttons. 3 Press ON timer button. • ON timer display stops flashing and lights, and the set...
Page 16 - To fix the position of the swing louver; The swing louver movement during heat preparation; How to move swing louver; UP AND DOWN ADJUSTING; CHECK INDICATION, FILTER SIGN
15 To fix the position of the swing louver Press AIR FLOW button when the louver position indication comes to the position where you would like to fix it. • Auto swing display stops at the position and then the swing louver stops and be fixed. NOTICE Press the button and auto swing display stops imm...
Page 17 - HOW TO MAINTAIN; How to clean the Air Filter; How to remove; • How to handle inlet grille/filter; BACKUP BUTTON
16 HOW TO MAINTAIN How to clean the Air Filter Clean the filter frequently for economical operation. Caution Before cleaning, stop the operation and turn off the power supply. Otherwise, it may lead to injury as fan inside rotates at high speed. Caution The stepladder used for removing and attaching...
Page 18 - TROUBLE SHOOTING; THE UNIT DOES NOT WORK AT ALL; POOR COOLING OR HEATING; NO AIRFLOW AT HEATING; Duct connected −High static pressure− (FDU); How to clean
17 TROUBLE SHOOTING Check the following items before requiring service. THE UNIT DOES NOT WORK AT ALL Is the power supply switch turned off? Is there a blackout or is the fuse blown? Is the leakage breaker activated? Dangerous. Immediately turn off the power supply switch, and contact your dealer. I...
Page 20 - indoor
19 MAINTENANCE AND INSPECTION GUIDELINE OF MAIN PARTS OF PACKAGED AIR CONDITIONER This table indicates the details of regular inspection items and their intervals (inspection interval), and the timing of parts replacement under a normal use condition. If the equipment falls into a certain category s...
Page 21 - outdoor
20 Part Name Regular Inspection Preventive Maintenance* Remarks Part Name Details of Inspection Inspection Method Criteria <Standard> Details of Maintenance Inspection Interval Maintenance Interval (Used Hours/Duration) Elapsed Years 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Structural component Gua...
Page 24 - AIR-CONDITIONING & REFRIGERATION DIVISION
AIR-CONDITIONING & REFRIGERATION DIVISION 3-1, Asahi, Nishibiwajima-cho, Kiyosu, Aichi, 452-8561, Japan http://www.mhi.co.jp MITSUBISHI HEAVY INDUSTRIES AIR-CONDITIONING EUROPE, LTD. 7 Roundwood Avenue, Stockley Park, Uxbridge, Middlesex, UB11 1AX, United Kingdom Tel : +44-20-7025-2750 Fax : +44...