Fujitsu 36CS Air Conditioner
Contents
1. The SWING operation may stop temporarily when the air o Ote Al range conditioner s fan is not operating or when operating at D 2 very low speeds 3 09 0 JT y ObO O Air direction range See page 11 Fig 9 En 12 ENERGY SAVE OPERATION Instructions relating to heating are applicable only to HEAT amp COOL MODEL Reverse Cycle The air conditioner can be operated while keeping energy consumption costs down How To Use the ENERGY SAVE OPERATION 7 Press the START STOP button if the unit is already operating proceed to step 2 The indoor unit s OPERATION indicator light red will turn on 2 Press the MASTER CONTROL button to select the COOL DRY HEAT mode 3 Press the ENERGY SAVE button Keune SET SWING eT fomne Sl YN OOOO E_ TEST ST RUN ACL O O TIM ENERGY AD SAVE VU To Cancel the ENERGY SAVE Press the ENERGY SAVE button ENERGY SAVE can only be used if the MASTER CONTROL button is used to select the COOL DRY or HEAT About the ENERGY SAVE The air conditioner saves energy costs by controlling the thermostat temperature setting During Heating operation The thermostat temperature setting decreases by 2 F as soon as the ENERGY SAVE button is pressed and then de creases by another 2 F every thirty minutes In this manner energy is saved by continuing to heat at a thermostat temperature of 8 F less than the s2. about 4 to 15 minutes During Automatic Defrosting operation the OPERATION indicator light red will flash Low Ambient Cooling When the outdoor temperature drops the outdoor unit s one of the fans may stop intermittently OPERATING TIPS AUTO Restart In Event of Power Interruption Should the power supply to the air conditioner be inter Use of other electrical appliances electric shaver etc or rupted by a power failure the air conditioner will restart nearby use of a wireless radio transmitter may cause the automatically in the previously selected mode once the air conditioner to malfunction In this event temporarily power is restored disconnect the power supply reconnect it and then use Should a power failure occur during TIMER operation the remote control unit to resume operation the timer will be reset and the unit will begin or stop operating under the new timer setting In this event the TIMER indicator light green will flash see page 5 Temperature and Humidity Range Outdoor temperature COOLING MODEL About 32 to 115 F HEAT amp COOL MODEL Reverse Cycle About 32 to 115 F About 32 to 75 F Indoor humidity About 80 or less If the unit is used for long pe riods under high humidity conditions condensation may form on the surface of the indoor unit and drip onto the floor or other objects un derneath f the air conditioner is operated under higher temp
3. injury Each time the button is pressed the air direction range will change as follows Always use the remote control unit s E EO xU Sc 5 AIR FLOW DIRECTION button to adjust the UP DOWN air direction flap or Types of Air flow Direction Setting RIGHT LEFT air direction louvers At DOA During Cooling Dry Modes tempting to move them manually 4 2 4 During Heating mode could result in improper operation in this case stop operation and restart The remote control unit s display does The louvers should begin to operate not change neet properly again During use of the Cooling and Dry modes do not set the UP DOWN air direction flap in the range 2 to for long periods of time since water vapor may condense near the outlet port and drops of water may drip from the air conditioner Use the air direction adjustments within the ranges shown above The vertical airflow direction is set automatically as shown in accordance with the type of operation selected m When used in a room with infants chil Horizontal flow 1 During Cooling Dry mode dren elderly or sick persons the air Downward flow 5 During Heating mode direction and room temperature During AUTO mode operation for the first minute after beginning operation should be considered carefully when airflow will be horizontal D the air direction cannot be adjusted during this pe adjusting settings riod Horizontal Air Direct
4. setting for the operation to occur first The PROGRAM timer will begin operation If the ON timer has been selected to operate first the unit will stop operating at this point About five seconds later the entire display will reappear 2 SLEEP TIMER C 2 MASTER BSET OSET FAN CONTROL TEMP TIME CONTROL T T To Cancel the Timer Use the TIMER button to select TIMER RESET The air conditioner will return to normal operation To Change the Timer Settings Perform steps 2 and 3 To Stop Air Conditioner Operation while the Timer is Operating Press the START STOP button To Change Operating Conditions If you wish to change the operating conditions Mode Fan Speed Thermostat Setting after making the timer setting wait until the entire display reappears then press the appropriate buttons to change to the desired operating condition 2 SLEEP TIMER C 2 MASTER amp SET OSET FAN CONTROL TEMP TIME CONTROL T To Cancel the Timer Use the TIMER button to select TIMER RESET The air conditioner will return to normal operation To Change the Timer Settings Follow the instructions given in the section To Use the ON Timer or OFF Timer to se lect the timer setting you wish to change Press the TIMER button to select either OFF ON or OFF ON To Stop Air Conditioner Operation while the Timer is Operating Press the START STOP butto
5. switch on at least 12 hours before starting 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 meter away from either the in door or outdoor units Avoid installing the air conditioner near a fireplace or other heating apparatus When installing the indoor and outdoor unit take precautions to prevent access to infants En 2 Do not use inflammable gases near the air conditioner FEATURES AND FUNCTIONS AUTOMATIC OPERATION COOLING MODEL Merely press the START STOP button and the unit will begin automatic operation in the Cooling or Dry mode as appropriate in accordance with the thermostat setting and the actual temperature of the room HEAT amp COOL MODEL REVERSE CYCLE Merely press the START STOP button and the unit will begin automatic operation in either the Heating Cooling or Monitor modes as appropriate in accordance with the thermostat setting and the actual temperature of the room SLEEP TIMER COOLING MODEL When the SLEEP timer button is pressed during Cooling or Dry mode the thermostat setting is gradually raised during the period of operation When the set ti
6. the START STOP button SLEE P O TIMER The indoor unit s OPERATION indicator light red will be on The air conditioner will start operating 2 Press the MASTER CONTROL button to select the de sired mode MASTER joan FAN CONTROL TEMP TIME CONTROL Each time the button is pressed the mode will change in the following order CHO iene COOL DRY HEAT d About three seconds later the entire display will reappear Example When set to COOL To Set the Thermostat Press the SET TEMP buttons 2 SLEEP TIMER C button Press to raise the thermostat setting button Press to lower the thermostat setting Thermostat setting range AUTO RRRRARBARARRARRERASRRARRRARRRARRRRARG 64 to 88 oF MASTER iser Scl xdi Heating een 60 to 88 F CODI DE weder 64 to 88 F The thermostat cannot be used to set room temperature during the FAN mode the temperature will not appear on the remote control unit s display About three seconds later the entire display will reappear Example When set to 82 F The thermostat setting should be considered a standard value and may differ somewhat from the actual room temperature To Set the Fan Speed Press the FAN CONTROL button 2 SLEEP TIMER C D C D Each time the button is pressed the fan speed changes in the following order porum emm NEN EN About three seconds later the entire display will reapp
7. AL AUTO button 3 Remote Control Signal Receiver OPERATION Indicator Light red 5 TIMER Indicator Light green SWING Indicator Light orange HORIZONTAL SWING SWING Indicator Light orange VERTICAL SWING If the TIMER indicator light flashes when the timer is operating it indicates that a fault has occurred with the timer setting See Page 17 Auto Restart Intake Grille 9 UP DOWN Air Direction Flap RIGHT LEFT Air Direction Louvers behind UP DOWN Air Direction Flap Fig 4 Outdoor Unit D Intake side 2 Outlet side Fig 5 Remote Control Unit d3 SLEEP Button MASTER CONTROL Button SET TEMP SET TIME Buttons Signal Transmitter M TIMER Button FAN CONTROL Button START STOP Button C9 Battery compartment lid Inside of the battery compartment lid Fig 6 AIR FLOW DIRECTION Button ENERGY SAVE Button 3 CODE CHANGE Slide Switch Switching the remote control unit code Max 4 units 4 TIME ADJUST Button TEST RUN Button This button is used when installing the air conditioner and should not be used under normal conditions as it will cause the air conditioner s thermostat function to oper ate incorrectly If this button is pressed during normal op eration the unit will switch to test opera tion mode and the indoor unit s OPERA TION indicator light and TIMER indicator light will begin to flash simultaneously To stop the test operation mode either press the
8. Range of swing The SWING operation may stop temporarily when the air conditioner s fan is not operating or when operating at 2 ObO very low speeds During use of the Cooling and Dry modes do not set the 0 2 OOD air UP DOWN direction flap in the Heating range to EE D to All range 5 for long periods of time since water vapor may con E dense near the outlet port and drops of water may drip Air direction range See page 11 Fig 8 from the air conditioner To select Horizontal Airflow SWING Operation Press the AIR FLOW DIRECTION HORIZONTAL SWING button The SWING indicator light HORIZONTAL SWING orange will turn on In this mode the RIGHT LEFT air direction louvers will swing automatically to direct the airflow both right and left x SET SWING SET SWING DN CO CO CO QN TIME TEST ENERGY db To Stop Horizontal airflow SWING Operation Example When set to horizontal swing Press the AIR FLOW DIRECTION HORIZONTAL SWING button once again The SWING indicator light HORIZONTAL SWING will turn off Airflow direction will return to the setting before swing was begun About Horizontal Airflow Swing Operation The range of swing is relative to the currently set airflow f the swing range is not as desired use the remote con direction trol units AIR FLOW DIRECTION HORIZONTAL SET but ton to change the range of swing i irecti Range of swi Air flow direction set
9. TEST RUN button once again or press the START STOP button to stop the air conditioner 69 ACL Button 0 Remote Control Unit Display Fig 7 Transmit Indicator 9 Clock Display Operating Mode Display G Timer Mode Display 6 Fan Speed Display 63 Temperature Set Display Timer Set Indicator 6 Temperature Set Indicator En 5 PREPARATION Load Batteries RO3 LRO3 AAAx 4 7 Press and slide the battery compartment lid to open it 2 Insert batteries t Be sure to align the battery polarities 02 C3 correctly v 3 Close the battery compartment lid Set the Current time 1 Press the TIME ADJUST button Use the tip of a ball point pen or other small object to press the button 2 Use the SET TIME buttons to adjust the clock to the current time C button Press to advance the time button Press to reverse the time Each time the buttons are pressed the time will be advanced reversed in one minute increments hold the buttons depressed to change the time quickly in ten minute increments 3 Press the TIME ADJUST button again This completes the time setting and starts the clock To Use the Remote Control Unit The remote control unit must be pointed at signal receiver to operate correctly e Maximum operating range Approximately 10 meters This may not apply when the battery is low or there is a obstacle When a signal is properly received by the air conditioner a beep wil
10. ation a swoosh sound may be heard occa sionally This sound is produced by the Automatic Defrosting op eration Occasionally an odor may be emitted from the indoor unit This may be the result of room odor furniture tobacco etc which have been taken into the air conditioner Mist or steam are During Cooling or Dry operation a thin mist may be seen emitted emitted from the indoor unit This results from the sudden Cooling of room air by the air emitted from the air conditioner resulting in condensation and misting During Heating operation the outdoor unit s fan may stop and steam may be seen rising from the unit This is due to Automatic Defrosting operation Airflow is weak or stops amp When Heating operation is started fan speed is temporarily very low to allow internal parts to warm up During Heating operation if the room temperature rises above the thermostat setting the outdoor unit will stop and the indoor unit will operate at very low fan speed 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 7 and 15 minutes as the Automatic Defrosting mode operates During Automatic Defrosting operation the OPERATION indicator light will flash The fan may operate at very low speed during Dry operation or when the unit is monitoring the room s temperature In the monitor AUTO operation the fan wi
11. e FUJ ITSU OPERATING MANUAL AIR CONDITIONER CEILING SUSPENSION TYPE Indoor Unit ABU30 ABU36 Outdoor Unit AOU30 AOU36 KEEP THIS OPERATION MANUAL FOR FUTURE REFERENCE FUJITSU GENERAL LIMITED P N9362292023 CONTENTS SAFETY PRECAUTIONS ADJUSTING THE DIRECTION OF FEATURES AND FUNCTIONS AIR CIRCULATION NAME OF PARTS SWING OPERATION PREPARATION ENERGY SAVE OPERATION OPERATION MANUAL AUTO OPERATION TIMER OPERATION CLEANING AND CARE SLEEP TIMER OPERATION TROUBLESHOOTING OPERATING TIPS SAFETY PRECAUTIONS Before using the appliance read these PRECAUTIONS thoroughly and operate in the correct way The instructions in this section all relate to safety be sure to maintain save operating conditions DANGER WARNING and CAUTION have the following meanings in these instructions AN DANGER This mark indicates procedures which if improperly performed are most likely to N DANGER result in the death of or serious injury to the user or service personnel This mark indicates procedures which if improperly performed might lead to the AN WARNING death or serious injury of the user CAUTION This mark indicates procedures which if improperly performed might possibly result in personal harm to the user or damage to property DANGER Do not attempt to install this air conditioner by yourself N i This unit contains no user serviceable parts Always consult authorized service p
12. e During Automatic De frosting operation the OPERATION indicator light red will flash and the heat operation will be interrupted Cooling Use to cool your room Dry Use for gently cooling while dehumidifying your room You cannot heat the room during Dry mode e During Dry mode the unit will operate at low speed in order to adjust room humidity the indoor unit s fan may stop from time to time Also the fan may operate at very low speed when detecting room humidity The fan speed cannot be changed manually when Dry mode has been selected Fan Use to circulate the air throughout your room En 8 Thermostat control During Heating mode Set the thermostat to a temperature set ting that is higher than the current room temperature The Heating mode will not operate if the thermostat is set lower than the actual room temperature During Cooling Dry mode Set the thermostat to a temperature set ting that is lower than the current room temperature The Cooling and Dry modes will not operate if the thermostat is set higher than the actual room temperature in Cooling mode the fan alone will oper ate During Fan mode The heat and cool functions of this unit cannot operate in the Fan mode TIMER OPERATION Instructions relating to heating are applicable only to HEAT amp COOL MODEL Reverse Cycle Before using the timer function be sure that the remote control unit is set to the c
13. ear MASTER 8SET OSET When set to AUTO eoo r el Fe coho Heating Fan operates so as to optimally circulate warm air However the fan will operate at very low speed when the temperature of the air from the indoor unit is low Cooling As the room temperature approaches that of the thermostat setting the fan speed becomes slower Fan The fan alternately turns on and off when on the fan runs at the low fan speed Example When set to AUTO The fan will operate at a very low setting during Monitor operation and at the start of the Heating mode To Stop Operation Press the START STOP button The OPERATION indicator light red will turn off En 7 OPERATION Instructions relating to heating are applicable only to HEAT amp COOL MODEL Reverse Cycle About Mode Operation AUTO COOLING MODEL e When the room temperature is 4 F higher than the set temperature the mode will switch between Cooling and Drying Cooling Operation Dry Operation During the Drying mode operation the FAN setting should be switched to LOW for a gently cooling effect during which the fan may temporarily stop rotating Ifthe mode automatically selected by the unit is not satisfactory see page 7 for in structions on changing the mode setting COOL DRY FAN Setting temperature AUTO AUTO CHANGEOVER HEAT amp COOL MODEL Reverse cycle e When AUTO CHANGEOVER is selected the air conditione
14. er sonnel for repairs When moving consult authorized service personnel for disconnection and installa tion of the unit Do not become over exposed to cold air by staying in the direct path of the airflow of the air conditioner for extended periods of time Do not insert fingers or objects into the outlet port or intake grilles Do not start and stop air conditioner operation by turning off the electrical breaker and so on In the event of a malfunction burning smell etc immediately stop operation turn off the electrical breaker and consult authorized service personnel Provide occasional ventilation during use N CAUTION Do not direct air flow at fireplaces or heating apparatus Do not climb on or place objects on the air conditioner Do not hang objects from the indoor unit Do not set flower vases or water containers on top of air conditioners Do not expose the air conditioner directly to water Do not operate the air conditioner with wet hands Turn off power source when not using the unit for extended periods Always turn off the electrical breaker whenever cleaning the air conditioner or chang ing the air filter Connection valves become hot during Heating handle with care Check the condition of the installation stand for damage Do not place animals or plants in the direct path of the air flow When restarting after a long period of disuse in the winter turn the power
15. erature conditions than those listed the built in protection circuit may operate to prevent internal circuit damage Also during Cooling and Dry modes if the unit is used under conditions of lower temperatures than those listed above the heat exchanger may freeze leading to water leakage and other damage The operation is not guaranteed under the condition where the fan blade is not lotating or blocked by ice If the temperature is below 32 F the optional separate device may be required Do not use this unit for any purposes other than the Cooling Heating Dehumidifying and air circulation of rooms in ordinary dwellings En 17 co FUJITSU FUJITSU GENERAL AMERICA INC 353 ROUTE 46W FAIRFIED NEW JERSEY 07004
16. etting ENERGY SAVE setting Set temperature ENERGY SAVE ON 30 minutes 1 hour 30 minutes MANUAL AUTO OPERATION ENERGY SAVE ON During Cooling Dry operation The thermostat temperature setting increases by 2 F as soon as the ENERGY SAVE button is pressed and then increases by another 2 F after one hour has passed In this manner energy is saved by continuing to cool or dry at a thermostat temperature of 4 F more than the setting ENERGY SAVE setting 1 TRU Set temperature 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 on the main unit operating control panel To stop operation press the MANUAL AUTO button once again N CAUTION Do not press the MANUAL AUTO but ton with wet hands or pointed objects otherwise an electric shock or malfunc tion may occur When the air conditioner is operated with the controls on the Main unit it will operate under the same mode as the AUTO mode selected on the re mote control unit see page 8 The fan speed selected will be AUTO and the thermostat setting will be 73 F En 13 CLEANING AND CARE Turn off the electrical breaker N CAUTION Cleaning the Air Filter 1 Pull the air filters upward to remove them Remove the air filters by raising its handle while pulling it out towards you Air f
17. ilter 2 Clean the air filters Remove the dust from the air filters by vacuuming or washing them After washing allow the air filters to dry thoroughly in an area protected from sunlight Before cleaning the air conditioner be sure to turn it off and disconnect the power supply 3 Re attach the air filters to the intake grille The air filters fit onto the inside of the intake grille Dustcan be cleaned from the air filter either with a vacuum cleaner or by washing the filter in a solution of mild de tergent and warm water If you wash the filter be sure to allow it to dry thoroughly in a shady place before rein stalling If dirt is allowed to accumulate on the air filter air flow will be reduced lowering operating efficiency and increas ing noise During periods of normal use the air filters should be cleaned every four weeks When used for extended periods the unit may accumulate dirt inside reducing its performance We recommend that the unit be inspected regularly in addition to your own cleaning and care For more information consult authorized service personnel When cleaning the unit s body do not use water hotter than 100 F harsh abrasive cleansers or volatile agents like benzene or thinner Do not expose the unit body to liquid insecticides or hairsprays If the unit will not be operated for a period of one month or more be sure to allow the inner parts of the unit to dry tho
18. ion Adjustment Newine xt SWING Press the AIR FLOW DIRECTION HORIZONTAL SET button PEE Each time the button is pressed the air direction range will change as follows d usc Set act Sc T Example When set to vertical air direc The remote control unit s display does not change RIGHT LEFT tion air direction louvers X SET SWING SET swing AN ZN OO NO TI ENERGY AD CO SAVE PAS Example When set to horizontal air di rection Fig 9 En 11 SWING OPERATION Begin air conditioner operation before performing this procedure To select Vertical airflow SWING Operation Press the AIR FLOW DIRECTION VERTICAL SWING button Sex Como S SE The SWING indicator light VERTICAL SWING orange will turn on pu ME In this mode the UP DOWN air direction flap will swing automatically to direct the air flow both up and down To Stop Vertical airflow SWING Operation Example When set to vertical swing Press the AIR FLOW DIRECTION VERTICAL SWING button once again The SWING indicator light VERTICAL SWING will turn off Airflow direction will return to the setting before swing was begun About Vertical Airflow Swing Operation The range of swing is relative to the currently set airflow f the swing range is not as desired use the remote con direction trol unit s AIR FLOW DIRECTION VERTICAL SET button to f 2 change the range of swing Air flow direction set
19. l be heard If no beep is heard press the remote control unit button again Remote Control Unit Holder For Hand Held Use Insert Slide up D Mount the Holder Q Set the Remote 3 To remove the Remote Control Unit Control Unit For Wall Mount Use d Screw D Mount the Holder Set the Remote 3 Attach the unit to the Control Unit holder as shown En 6 GD N CAUTION Take care to prevent infants from accidentally swallowing batteries When not using the remote control unit for an extended period remove the batteries to avoid possible leakage and damage to the unit If leaking battery fluid comes in contact with your skin eyes or mouth immedi ately wash with copious amounts of water and consult your physician Dead batteries should be removed immediately and disposed of properly either in a battery collection receptacle or to the appropriate authority Do not attempt to recharge dry batteries Never mix new and used batteries or batteries of different types Batteries should last about one year under normal use If the remote control unit s operating range becomes appre ciably reduced replace the batteries and press the ACL button with the tip of a ballpoint pen or other small object N WIN A OPERATION Instructions relating to heating are applicable only to HEAT amp COOL MODEL Reverse Cycle To Select Mode Operation 7 Press
20. ll operate at very low speed Water is produced from During Heating operation water may be produced by the out the outdoor unit door unit due to Automatic Defrosting operation En 15 TROUBLESHOOTING Instructions relating to heating are applicable only to HEAT amp COOL MODEL Reverse Cycle o oom o mem nts CHECK ONCE Doesn t operate at all MORE Is the power supply plug disconnected from its outlet Has there been a power failure Has a fuse blown out or a circuit breaker been tripped Is the timer operating Poor Cooling or Heating performance Is the air filter dirty Is the air conditioner s intake grille or outlet port blocked Did you adjust the room temperature settings thermostat cor rectly Is there a window or door open In the case of Cooling operation is a window allowing bright sun light to enter Close the curtains In the case of Cooling operation are there heating apparatus and computers inside the room or are there too many people in the room The unit operates differ ently from the remote con trol unit s setting Are the remote control unit s batteries dead Are the remote control unit s batteries loaded properly If the problem persists after performing these checks or if you notice burning smells or the TIMER indicator light flashes stop operation immediately disconnect the power supply and consult with authorized service pe
21. me is reached the unit automatically turns off HEAT amp COOL MODEL REVERSE CYCLE When the SLEEP timer button is pressed during Heating mode the air conditioner s thermostat setting is gradu ally lowered during the period of operation during Cool ing or Dry mode the thermostat setting is gradually raised during the period of operation When the set time is reached the unit automatically turns off WIRELESS REMOTE CONTROL UNIT The WIRELESS REMOTE CONTROL UNIT allows convenient control of air conditioner operation OMNI DIRECTIONAL AIR FLOW SWING OPERATION Three dimensional control over air direction swing is possi ble through dual use of both an UP DOWN air direction swing and RIGHT LEFT air direction swing Since UP DOWN air direction flaps operate automatically according to the oper ating mode of the unit it is possible to set air direction based on the operating mode MILDEW RESISTANT FILTER The AIR FILTER has been treated to resist mildew growth thus allowing cleaner use and easier care En 3 NAME OF PARTS Instructions relating to heating are applicable only to HEAT amp COOL MODEL Reverse Cycle This breaker is installed during the electrical installation 2 SLEEP 7 TIMER C D C D CLOCK C TIMER SLEEP AM OZ 0 KN PMD He LL OFF lt gt ON TIMER RESET c oo EN AUTO En 4 Fig 1 Indoor Unit D Operating Control Panel Fig 2 MANU
22. n To Change Operating Conditions If you wish to change the operating conditions Mode Fan Speed Thermostat Setting after making the timer setting wait until the entire display reappears then press the appropriate buttons to change to the desired operating condition NO En CO TIMER OPERATION About the PROGRAM timer e The PROGRAM timer allows you to integrate OFF timer and ON timer operations in a single sequence The se quence can involve one transition from OFF timer to ON timer or from ON timer to OFF timer within a twenty four hour period The first timer function to operate will be the one set near est to the current time The order of operation is indi cated by the arrow in the remote control unit s display OFF ON or OFF ON One example of PROGRAM timer use might be to have the air conditioner automatically stop OFF timer after you go to sleep then start ON timer automatically in the morning before you rise SLEEP TIMER OPERATION About the ON timer The timer function is designed to bring your room to a comfortable temperature by the set time as a result the unit automatically begins operation before the set time so that the room reaches the desired temperature by the time set on the timer The hotter it is in summer or the colder it is in winter the earlier that operation will begin During Heating Operation from 45 to 10 minutes be fore se
23. r selects the appropri ate operation mode Cooling or Heating according to your room s present tem perature When AUTO CHANGEOVER is first selected the fan will operate at very low speed for about one minute while the unit determines the current conditions of the room and accordingly selects the proper operation mode When the air conditioner has adjusted your room s temperature to near the ther mostat setting it will begin monitor operation In the monitor operation mode the fan will operate at low speed If the room temperature subsequently changes the air conditioner will once again select the appropriate operation Heating Cool ing to adjust the temperature to the value set in the thermostat The monitor operation range is 4 F relative to the thermostat setting If the mode automatically selected by the unit is not satisfactory see page 7 for instructions on changing the mode setting HEAT COOL DRY FAN Heating Use to warm your room When Heating mode is selected the air conditioner will operate at very low fan speed for about 3 to 5 minutes after which it will switch to the selected fan set ting This period of time is provided to allow the indoor unit to warm up before begin full operation When the room temperature is very low frost may form on the outside unit and its performance may be reduced In order to remove such frost the unit will automatically enter the defrost cycle from time to tim
24. roughly in advance by operating the unit in fan mode for half a day En 14 TROUBLESHOOTING Instructions relating to heating are applicable only to HEAT amp COOL MODEL Reverse Cycle TA In the event of a malfunction burning smell etc immediately stop operation turn off the elec N WARNING trical breaker and consult authorized service personnel BEEN UOI 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 Before requesting service perform the following checks O omm ee NORMAL Doesn t operate immedi Ifthe unit is stopped and then immediately started again the com FUNCTION ately pressor will not operate for about 3 minutes in order to prevent fuse blowouts Whenever the power switch is turned off then on again the pro tection circuit will operate for about 3 minutes preventing unit operation during that period Noise is heard During operation and immediately after stopping the unit the sound of water flowing in the air conditioner s piping may be heard Also noise may be particularly noticeable for about 2 to 3 minutes after starting operation sound of coolant flowing During operation a slight squeaking sound may be heard This is the result of minute expansion and contraction of the front cover due to temperature changes During Heating oper
25. rsonnel OPERATING TIPS Instructions relating to heating are applicable only to HEAT amp COOL MODEL Reverse Cycle Operation and Performance Heating Performance This air conditioner operates on the heat pump principle absorbing heat from outdoor air and transferring that heat indoors As a result the operating performance is reduced as outdoor air temperature drops If you feel that insuffi cient heating performance is being produced we recom mend you use this air conditioner in conjunction with another kind of heating appliance Heat pump air conditioners heat your entire room by recirculating air throughout the room with the result that some time may be required after first starting the air con ditioner until the room is properly heated When Indoor and Outdoor Temperature are High When both indoor and outdoor temperatures are high during use of the heating mode the outdoor unit s fan may stop at times En 16 Microcomputer controlled Automatic Defrosting When using the Heating mode under conditions of low outdoor temperature and high humidity frost may form on the outdoor unit resulting in reduced operating per formance In order to minimize this kind of reduced performance this unitis equipped with a Microcomputer controlled Au tomatic Defrosting function If excessive frost forms the air conditioner will temporarily stop and the defrosting circuit will operate briefly for
26. t time During Cooling Dry Operation from 20 to 10 minutes be fore set time During Fan Operation at the set time Instructions relating to heating are applicable only to HEAT amp COOL MODEL Reverse Cycle Unlike other timer functions the SLEEP timer is designed to set the duration of time in which the unit does not operate To Use the SLEEP timer While the air conditioner is operating or stopped press the SLEEP button Both the indoor units OPERATION indicator light red and the TIMER indicator light green will turn on To Change the Timer Settings Press the SLEEP button once again and set the time using the SET TIME buttons Set the time while the Timer Mode Display is flashing the flashing will continue for about five seconds C button Press to advance the time button Press to reverse the time About five seconds later the entire display will reappear About the SLEEP timer 2 SLEEP TIMER CR C D MASTER 8SET OSET CONTROL TEMP TIME DIGID FAN CONTROL To Cancel the Timer Use the TIMER button to select TIMER RESET The air conditioner will return to normal operation To Stop the Air Conditioner During Timer Operation Press the START STOP button To prevent excessive heating or cooling during sleep the SLEEP timer function automatically modifies the thermostat setting in accordance wi
27. th the time setting When the set time has elapsed the air conditioner completely stops During Heating operation When the SLEEP timer is set the thermostat setting is automatically lowered 2 F every thirty minutes When the thermostat has been lowered a total of 8 F the thermostat setting at that time is maintained until the set time has elapsed at which time the air conditioner automatically turns off During Cooling Dry operation When the SLEEP timer is set the thermostat setting is auto matically raised 2 F every sixty minutes When the thermo stat has been raised a total of 4 F the thermostat setting at that time is maintained until the set time has elapsed at which time the air conditioner automatically turns off Set time 1 is SLEEP timer setting SLEEP timer setting 30 minutes Set time En 10 ADJUSTING THE DIRECTION OF AIR CIRCULATION Instructions relating to heating are applicable only to HEAT amp COOL MODEL Reverse Cycle Vertical up down direction of airflow is adjusted by pressing the remote control unit s AIR FLOW DIRECTION VERTICAL SET button Horizontal right left direction of airflow is adjusted by pressing the remote control units AIR FLOW DIRECTION HORIZONTAL SET button Vertical Air Direction Adjustment N DANGER Never place fingers or foreign objects inside Press the AIR FLOW DIRECTION VERTICAL SET button the outlet port could cause personal
28. urrent time See page 6 To Use the ON timer or OFF timer 7 Press the START STOP button if the unit is already operating proceed to step 2 The indoor unit s OPERATION indicator light red will turn on 2 Press the TIMER button to select the OFF timer or ON timer operation Each time the button is pressed the timer function changes in the follow ing order o ed OFF _ ON PROGRAM OFF ON OFF ON The indoor unit s TIMER indicator light green will turn on 3 Use the SET TIME buttons to adjust the desired OFF time or ON time Set the time while the time display is flashing the flashing will continue for about five seconds C button Press to advance the time GD button Press to reverse the time About five seconds later the entire display will reappear To Use the PROGRAM timer 1 Press the START STOP button if the unit is already operating proceed to step 2 The indoor unit s OPERATION indicator light red will turn on 2 Set the desired times for OFF timer and ON timer See the section To Use the ON timer or OFF timer to set the desired mode and times About five seconds later the entire display will reappear The indoor unit s TIMER indicator light green will turn on 3 Press the TIMER button to select the PROGRAM timer operation either OFF ON or OFF ON will display The display will alternately show OFF timer and ON timer then change to show the time
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