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Fujitsu ART90 Series Operating Manual

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OPERATING MANUAL

AIR CONDITIONER

DUCT TYPE
ART90 Series
SU MO TU WE TH FR SA
AM
PM
3 6 9 12 15 18 21
KEEP THIS OPERATION MANUAL
FOR FUTURE REFERENCE
P/N9365350034
9365350034_Cover
1
4/25/05, 1:47 PM

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  Summary of Contents for Fujitsu ART90 Series

  • Page 1: Operating Manual

    OPERATING MANUAL AIR CONDITIONER DUCT TYPE ART90 Series SU MO TU WE TH FR SA 3 6 9 12 15 18 21 KEEP THIS OPERATION MANUAL FOR FUTURE REFERENCE P/N9365350034 9365350034_Cover 4/25/05, 1:47 PM...
  • Page 2: Table Of Contents

    CONTENTS SAFETY PRECAUTIONS ..........1 TEMPERATURE SET BACK TIMER ....... 8 NAME OF PARTS ............2 OPERATING TIPS ............9 PREPARATORY OPERATION ......... 3 CARE AND MAINTENANCE ........10 OPERATION ..............3 SELF-DIAGNOSIS ............10 TIMER FUNCTIONS ............5 TROUBLESHOOTING ..........11 ON/OFF TIMER ...............
  • Page 3: Name Of Parts

    NAME OF PARTS Fig. 1 Indoor Unit Fig. 2 Outdoor Unit Air outlet Air intake Intake port Drain pipe Air intake (Main) Outlet port Drain pipe (safety) Electrical Breaker Install this with the power supply chain during on-site installation. Fig. 3 Remote controller SU MO TU WE TH FR SA 3 6 9 12 15 18 21 CLOCK ADJUST...
  • Page 4: Preparatory Operation

    PREPARATORY OPERATION Set the current day and time Press the DAY button and select the current day. appears around the selected day. DAY OFF CLOCK ADJUST Press the timer mode (CLOCK ADJUST) button for 2 seconds or more. The time display on the remote controller will flash.
  • Page 5 OPERATION Energy save ENERGY SAVE Press the ENERGY SAVE button to start or stop the energy-sav- ing air conditioner operation. For details on the function, refer to page 9. Room temperature sensor selection THERMO SENSOR Indoor unit Press the THERMO SENSOR button to select whether the room temperature is detected at the indoor unit (remote sensor) or the remote controller.
  • Page 6: Timer Functions

    TIMER FUNCTIONS OFF timer (See page 5.) Use this timer function to stop air conditioner operation. The timer operates and air conditioner operation stops after the set time has passed. The timer can be set up to 24 hours in advance. ON timer (See page 5.) Use this timer function to start air conditioner operation.
  • Page 7: Weekly Timer

    WEEKLY TIMER Weekly timer setting SU MO TU WE TH FR SA CLOCK ADJUST 3 6 9 12 15 18 21 Press the SET button for 2 sec- Press the timer mode button to select the weekly timer. onds or more. G Day of the week setting DAY OFF SU MO TU WE TH FR SA...
  • Page 8 WEEKLY TIMER WEEKLY timer operation G To start G To cancel SU MO TU WE TH FR SA DELETE CLOCK ADJUST 3 6 9 12 15 18 21 When the weekly timer is selected, the • Press the DELETE button to cancel 3 6 9 12 15 18 21 timer starts automatically.
  • Page 9: Temperature Set Back Timer

    TEMPERATURE SET BACK TIMER Temperature SET BACK timer setting SET BACK SU MO TU WE TH FR SA If there is no existing SET BACK tempera- ture setting, “- -” will be displayed for the 3 6 9 12 15 18 21 temperature.
  • Page 10: Operating Tips

    OPERATING TIPS Instructions relating to heating are applicable only to “HEAT & COOL MODEL ” (Reverse Cycle). During cooling operation Mode operation: AUTO When the ENERGY SAVE is COOLING MODEL pressed, the thermostat setting is automatically raised 1 °C every •...
  • Page 11: Care And Maintenance

    CARE AND MAINTENANCE CAUTION! Before cleaning the unit, be sure to stop the unit and power supply. (Turn off the electrical breaker.) 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.
  • Page 12: Troubleshooting

    TROUBLESHOOTING Instructions relating to heating are applicable only to “HEAT & COOL MODEL ” (Reverse Cycle). WARNING! In the event of a malfunction (burning smell, etc.), immediately stop operation, turn off the electrical breaker, and consult authorized service personnel. Merely turning off the unit’s power switch will not completely disconnect the unit from the power source. Always be sure to turn off the electrical breaker to ensure that power is completely off.
  • Page 13: Temperature And Humidity Range

    TROUBLESHOOTING Symptom Items to check See Page G Has there been a power failure? Doesn’t operate at all: CHECK ONCE — G Has a fuse blown out, or a circuit breaker been tripped? MORE G Is the timer operating? 5 to 7 G Is the air filter dirty? Poor Cooling (or Heating) G Are the air conditioner’s intake grille or outlet port blocked?
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