Fujitsu ASU18RLQ - Manual

En-4 PREPARATION CAUTION! ● Take care to prevent infants fromaccidentally swallowing batteries. ● When not using the Remote Control Unitfor an extended period, remove thebatteries to avoid possible leakage anddamage to the unit. ● If leaking battery fluid comes in contactwith your skin, eyes, or mou...

En-5 To Select Mode Operation 1 Press the START/STOP button (Fig.6 N ). The indoor unit’s OPERATION Indicator Lamp (red) (Fig. 3 5 ) will light. The air conditioner will start operating. 2 Press the MASTER CONTROL button (Fig.6 L ) to se- lect the desired mode. Each time the button is pressed, the m...

En-6 To Stop Operation Press the START/STOP button (Fig.6 N ). The OPERATION Indicator Lamp (red) (Fig. 3 5 ) will go out. About AUTO CHANGEOVER Operation AUTO: ● When AUTO CHANGEOVER operation first selected, the fan will oper-ate at very low speed for about one minute, during which time the unitde...

En-7 2 Press the AIR CLEAN button (Fig. 6 O ). The AIR CLEAN Indicator Lamp (green) (Fig. 3 7 ) will light up. ● Air conditioning and Air Cleaning will function simultaneously. Air cleaning ● During operation, the unit produces a small amount of ozone that can be smelled. ● When this unit is used in...

En-8 TIMER OPERATION s Before using the timer function, be sure that the Remote Control Unit is set to the correct current time ( ☞ P. 4). To Use the ON timer or OFF timer 1 Press the START/STOP button (Fig. 6 N ) (if the unit is already operating, proceed to step 2). The indoor unit’s OPERATION Ind...

En-9 SLEEP TIMER OPERATION Unlike other timer functions, the SLEEP timer is used to set the length of time until air conditioner operate is stopped. To Use the SLEEP Timer While the air conditioner is operating or stopped, press theSLEEP button (Fig. 6 S ). The indoor unit’s OPERATION Indicator Lamp...

En-10 R DANGER! ● Never place fingers or foreign objects in-side the outlet ports, since the internal fanoperates at high speed and could causepersonal injury. ● Always use the Remote Control Unit’s SET button to adjust the vertical airflow louvers. Attempting to move them manually could result in i...

En-11 SWING OPERATION MANUAL AUTO OPERATION Use the MANUAL AUTO operation in the event the Remote Control Unit is lost or otherwise unavailable. How To Use the Main Unit Controls Press the MANUAL AUTO button (Fig. 2 2 ) on the main unit control panel. To stop operation, press the MANUAL AUTO button ...

En-12 Cleaning the Intake Grille 1. Remove the Intake Grille. 1 Place your fingers at both lower ends of the grillepanel, and lift forward; if the grille seems to catchpartway through its movement, continue lifting up-ward to remove. 2 Pull past the intermediate catch and open the IntakeGrille wide ...

En-13 CLEANING THE PLASMA AIR CLEANING FILTER CAUTION! WARNING! ● Make sure the plasma filter unit is properly mounted before cleaning or performing other taskson it. If the unit is not properly mounted, it could fall off and cause damage or injury. ● You can be injured if you touch the heat exchang...

En-16 TROUBLESHOOTING WARNING! Symptom Doesn’t operate immedi-ately: Noise is heard: Smells: Mist or steam areemitted: Airflow is weak or stops: Water is produced fromthe outdoor unit: The AIR CLEAN IndicatorLamp (green) will beginto slowly flash (as shownin the figure): The AIR CLEAN IndicatorLamp ...

En-17 TROUBLESHOOTING Symptom Doesn’t operate at all: Poor Cooling performance: The unit operatesdifferently from the RemoteControl Unit’s setting: See Page — 8 - 9 — 5 4 Items to check ● Is the Power Supply Plug disconnected its outlet? ● Has there been a power failure? ● Has a fuse blown out, or a...

En-18 OPERATING TIPS Dry Mode About 14 °F to 115 °F About 64 °F to 90 °F Outdoor temperature Indoor temperature Cooling Mode About 14 °F to 115 °F About 64 °F to 90 °F Heating Mode About 5 °F to 75 °F About 86 °F or less Temperature and Humidity Range ● If the air conditioner is used under higher te...