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5

TIMER OPERATION (WEEKLY TIMER)

Use the weekly timer to set operating times for each day of the week.

Weekly Timer Features

Set different operating times for each day of the week.

Set one or two operating spans (one or two ON times and one or two OFF times) per day.

Set time to a resolution of 5 minutes.

OFF time can be carried over to the subsequent day.

Use the “DAY OFF” setting to cancel operation for any day of the coming week (one-time cancellation).

TIMER

DAY

WEEKLY

AUTO

ON

OFF

TIMER
MODE

SET

ZONE

START/STOP

CLOCK ADJUST

SET TIME

TEMP./DAY

FAN

CONTROL

MASTER

CONTROL

2

1

HIGH

AUTO

COOL

DEFROST TEST

DAY OFF

ENERGY SAVE

1

2

3

TIMER

DAY

WEEKLY

AUTO

ON

OFF

TIMER
MODE

SET

ZONE

START/STOP

CLOCK ADJUST

SET TIME

TEMP./DAY

FAN

CONTROL

MASTER

CONTROL

2

1

AUTO

DEFROST TEST

DAY OFF

ENERGY SAVE

4

5

Setting Up the Weekly Timer Operation

Press the START/STOP button to stop the air conditioner, and then proceed as fol-
lows.

1

Press the TIMER MODE button so that “WEEKLY” ap-
pears on the display.

The display now shows the current day (by DAY CODE), the first ON and
OFF times for the day (the “WEEKLY 1” times), the fan speed, and the
operating mode.
The top time value gives the ON time, and the bottom value gives the
OFF time.
If either time is not set, the corresponding time display is blank “

”.

2

Press the SET TEMP./DAY button to select the day that
you want to set up.

▲  

: Use to advance the day forward.

▼ 

 : Use to turn the day back.

DAY CODE

1

2

3

4

5

6

7

DAY OF THE WEEK

MON

TUE

WED

THU

FRI

SAT

SUN

3

Hold the SET button down for 3 seconds.

The “WEEKLY 1” ON time starts flashing, and the fan speed and operat-
ing mode displays go off.

4

Press the SET TIME button to set the day’s first ON
time.

▲  

: Use to advance the time forward.

▼ 

 : Use to turn the time back.

(Press once to move the time 5 minute; hold down and the time will move
10 minutes at a time.)

5

Press the SET button.

This registers the first ON time setting for the selected day.
The ON time display stops flashing, and the “WEEKLY 1” OFF time starts
flashing.

Summary of Contents for AOT90EP

Page 1: ...KEEP THIS OPERATION MANUAL FOR FUTURE REFERENCE FUJITSU GENERAL LIMITED P N9365350010 Indoor Unit ART90EL 3 ART90TL 3 Outdoor Unit AOT90EP 3 AOT90TP 3 OPERATING MANUAL AIR CONDITIONER DUCT TYPE ...

Page 2: ...arting the unit Do not drink the water drained from the air conditioner Do not use in applications involving the storage of foods plants or animals precision equipment or art works Do not apply any heavy pressure to radiator fins Operate only with air filters installed Do not block or cover the intake grille and outlet port Ensure that any electronic equipment is at least one metre away from eithe...

Page 3: ...rt 3 Drain Pipe Main 4 Drain Pipe Safety Fig 2 Outdoor Unit 5 Air intake 6 Air outlet Fig 3 Remote Controller 7 START STOP Button 8 Operation Lamp 9 ENERGY SAVE Button 0 DAY OFF Button A ENERGY SAVE Lamp B ZONE Control Button C SET Button D ZONE Control Lamp E CLOCK ADJUST Button F TIMER MODE Button G SET TIME Button H SET TEMP DAY Button I FAN CONTROL Button J MASTER CONTROL Button K Remote Contr...

Page 4: ...nd the time display stops flashing PREPARATION CLOCK DAY AUTO TIMER MODE SET ZONE START STOP CLOCK ADJUST SET TIME TEMP DAY FAN CONTROL MASTER CONTROL 2 1 AUTO DEFROST TEST DAY OFF ENERGY SAVE 3 2 1 Instructions relating to heating are applicable only to HEAT COOL MODEL Reverse Cycle To Select Mode Operation 1 Press the START STOP button The unit will start and the remote controller s operation la...

Page 5: ...he timer time Use to advance the time forward Use to turn the time back Press once to move the time 1 minute hold down and the time will move 10 minutes at a time Example Setting the OFF TIMER to 23 35 c To confirm or Change Settings Before Starting Operation To confirm settings Press the TIMER MODE button once The timer setting information will be displayed for 15 seconds after the TIMER MODE but...

Page 6: ...nd then proceed as fol lows 1 Press the TIMER MODE button so that WEEKLY ap pears on the display The display now shows the current day by DAY CODE the first ON and OFF times for the day the WEEKLY 1 times the fan speed and the operating mode The top time value gives the ON time and the bottom value gives the OFF time If either time is not set the corresponding time display is blank 2 Press the SET...

Page 7: ...ompleting the WEEKLY 1 settings for that day The display switches to WEEKLY 2 and the day s second ON time be gins flashing 8 Repeat the operations described in Steps 4 to 7 to set the second ON and OFF times for the day the WEEKLY 2 times When you press the SET button after setting the WEEKLY 2 OFF time the system registers the WEEKLY 2 settings for the day and returns you to the WEEKLY 1 ON time...

Page 8: ...play 2 Press the SET TEMP DAY button to select the day that you want check 3 Press the SET TIME button or to switch between the WEEKLY 1 or WEEKLY 2 time displays Cancelling Selected Time Settings Press the START STOP button to stop the air conditioner and then proceed as fol lows 1 Carry out steps 1 to 3 of the Setting Up the Weekly Timer Operation procedure to select the day you want to edit 2 P...

Page 9: ...y flashes briefly and then the clock display appears c c c c Example Changing the WEEKLY 2 ON setting for day 5 Friday from 14 00 to 15 30 TIMER DAY WEEKLY AUTO ON OFF TIMER MODE SET ZONE START STOP CLOCK ADJUST SET TIME TEMP DAY FAN CONTROL MASTER CONTROL 2 1 AUTO DEFROST TEST DAY OFF ENERGY SAVE 2 TIMER DAY WEEKLY AUTO ON OFF TIMER MODE SET ZONE START STOP CLOCK ADJUST SET TIME TEMP DAY FAN CONT...

Page 10: ...eding day DAY OFF day C CLOCK TIMER TEMP WEEKLY AUTO DAY OFF TIMER SET TIME TEMP DAY FAN 2 1 HIGH AUTO COOL DEFROST TEST Using the DAY OFF Setting Press the START STOP button to stop the air conditioner and then proceed as fol lows 1 Carry out steps 1 to 2 of the Setting Up the Weekly Timer Operation procedure to select the day that you want to set as the DAY OFF 2 Press the DAY OFF button The DAY...

Page 11: ...AVE button while the air conditioner is on it will change to the conservation mode If you press the ENERGY SAVE button while the unit is in the timer mode ON timer WEEKLY timer the unit will go into the conserva tion mode when the unit starts with the timer If you turn off the air conditioner while in the conservation mode the mode will be shut off The temperature set on the remote controller will...

Page 12: ...al injury could result CARE AND MAINTENANCE CAUTION Installing the Air Filter Be sure the filter is always installed in the inlet air grille of the indoor unit Filters can be purchased through your local dealer Cleaning the Air Filter If dirt is allowed to collect in the air filter the airflow will be reduced leading to reduced performance and increased operation noise Be sure to clean the filters...

Page 13: ...he following details regarding this air conditioner Low Ambient Cooling When the outdoor temperature drops the outdoor unit s fans may switch to Low Speed or one of the fans may stop inter mittently Should the power supply to the air conditioner be inter rupted by a power failure the air conditioner will restart automatically in the previously selected mode once the power is restored AUTO Restart ...

Page 14: ...sensor open Discharge pipe temperature sensor shortcircuited Outdoor high pressure abnormal Discharge pipe temperature abnormal Model abnormal Indoor fan abnormal Outdoor signal abnormal Outdoor EEPROM abnormal Error Code Error Code s t s t Error contents Communication error indoor unit remote controller Communication error indoor unit outdoor unit Room temperature sensor open TROUBLESHOOTING Inst...

Page 15: ... outdoor unit will stop If you wish to warm the room further set the thermostat for a higher setting During Heating operation the unit will temporarily stop opera tion between 2 and 16 minutes as the Automatic Defrosting mode operates During Automatic Defrosting operation DEFROST will be shown on the remote controller display The fan may stop when the unit is monitoring the room s tem perature Dur...

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