Hitachi RAC-P25YHAB Manual Download Page 59

Page: 59 / 65

TROUBLESHOOTING

Filter cleaning is
performed after the
power is turned on
(after the circuit
breaker is switched
on or after power
failure)

• This is for filter cleaning operation check.

Filter cleaning
operation does not
start

( (FILTER CLEAN)

• During filter cleaning operation or within 5 minutes after the operation , the filter

cleaning operation will not restart to protect the device.

( (FILTER CLEAN) indicator lit for 1 second/off for 1 second, for 10 seconds)

• Is “filter cleaning operation prohibited” being set?

Please return to the filter cleaning operation setting.

• Are the micro mesh stainless filter, the dust catcher correctly installed?

( (FILTER CLEAN) indicator lit for 4 seconds/off for 1 second)

• Filter cleaning is not performed if the air conditioner operation is stopped by Sleep

Timer or Off Timer function. However, if the air conditioner is stopped by Sleep Timer

or Off Timer every time, filter cleaning will be performed approximately once a week.

Noise occurred
during filter
cleaning operation

• A whirring motor noise is generated due to driving of the cleaning unit.
• A sweeping sound is generated when the cleaning unit sweeps the dust.

Cleaning unit stops
halfway

•

( (

) indicator lit for 4 seconds/off for 1 second)

Micro mesh
stainless filter is
still dirty

• Filter may not be cleaned evenly depending on the environment in which the air

conditioner is used. To solve this problem, clean the micro mesh stainless filter.

• Depending on dust amount, the micro mesh stainless filter may not be completely

cleaned by manual filter cleaning operation performed at your preferred time while

filter cleaning operation is prohibited.

FILTER CLEANING OPERATION

indicator blinks)

FILTER CLEAN

Are the micro mesh stainless filter, the dust catcher correctly installed?

- 59 -

Summary of Contents for RAC-P25YHAB

Page 1: ...ears of trouble free use please read this instruction manual completely OUTDOOR UNIT RAC P25YHAB RAC P35YHAB R32 ENGLISH RAC P50YHAB RAS P25YHAB RAS P35YHAB RAS P50YHAB RASP25YHAB RASP35YHAB RASP50YHAB RAS P25YHAB RAC P25YHAB RAS P35YHAB RAC P35YHAB RAS P50YHAB RAC P50YHAB RASP25YHAB RAC P25YHAB RASP35YHAB RAC P35YHAB RASP50YHAB RAC P50YHAB 1 ...

Page 2: ...the unit Electric shock or fire may occur if you remove and reinstall the unit yourself improperly WARNING PRECAUTIONS DURING INSTALLATION PRECAUTIONS DURING SHIFTING OR MAINTENANCE OFF PROHIBITION Avoid an extended period of direct air flow for your health Do not connect the power calbe with an extension cable or do not plug too many leads of the other electric appliance into the socket where thi...

Page 3: ...ad for the plants or animals Do not climb on the outdoor unit or put objects on it PROHIBITION PROHIBITION PROHIBITION DON T TOUCH DON T TOUCH When operating the unit with the door and windows opened the room humidity is always above 80 and with the air deflector facing down or moving automati cally for a long period of time water will condense on the air deflector and drips down occasionally This...

Page 4: ...ation Piping and Wiring Air inlets Rear and left sides Drain port About the outdoor unit When Stop is selected during operation of the indoor unit the fan of the outdoor unit continues turning for 10 to 60 seconds to cool the electric parts down In heating operation condensate or water due to defrosting will flow Do not cover the drain port of the outdoor unit because such water may freeze in the ...

Page 5: ...ning operation TIMER LAMP This lamp lights when the timer is working It flashes when some failure is detected OPERATION LAMP This lamp lights during operation The OPERATION LAMP flashes in the following cases during heating 1 During preheating For about 2 3 minutes after starting up 2 During defrosting Defrosting will be performed about once an hour when frost forms on the heat exchanger of the ou...

Page 6: ... the remote controller display begins to fade and degradation of reception performance occurs within a year replace both batteries with new size AAA LR03 alkaline The attached batteries are provided for the initial use of the system The usable period of the batteries may be short depending on the manufactured date of the air conditioner Notes on the remote controller Never expose the remote contro...

Page 7: ... 2 Direct remote controller towards indoor unit and press Info button 3 The calendar and clock from indoor unit will be transmitted Calendar and clock will not be transmitted from indoor unit when the following occurs When there is a power failure When breaker is OFF by user unit is not in STANDBY Mode Sleep Wind Mode F Wash NOTE Note on setting the calendar and clock If the calendar and clock are...

Page 8: ...will not turn off during TIMER setting Signal Transmitting Receiving Window Point this window towards the indoor unit when controlling it Sensor A temperature sensor inside the remote controller senses ambient temperature around the remote controller Display This indicates the room temperature selected current time timer status function and airflow rate selected R T setting Buttons Press these but...

Page 9: ...ng Wind Mode Leave Home F Wash Filter Clean Day Progran No ON OFF Timer Timer OK Delete Copy Paste Cancel Send Clock Mode Mode selector Button Use this button to select the operating mode Every time you press this button the mode will change from HEAT AUTO DEHUMIDIFY COOL FAN Sleep Wind Mode F Wash FILTER CLEAN cyclically FILTER CLEAN can be selected when the unit is OFF Information Button p 32 Sw...

Page 10: ...s the S S button next time Press the Mode selector button so that the display indicates the Auto mode of operation When Auto has been selected the device will automatically determine the mode of operation Heat or Cool depending on the current room temperature If the mode automatically selected by the unit is not satisfactory manually change the mode setting Heat Dehumidify Cool or Fan Press the St...

Page 11: ...on starts with a beep Press the button again to stop operation As the settings are stored in the memory of the remote controller you only have to press the Start Stop button next time During Auto fan the fan speed automatically changes as below When the difference between room temperature and setting temperature is large fan starts to run at HI speed After room temperature reaches the preset tempe...

Page 12: ...ired room temperature with the Room Temperature setting buttons the display indicates the setting Press the Start Stop button Dehumidifying operation starts with a beep Press the button again to stop operation As the settings are stored in the memory of the remote controller you only have to press the Start Stop button next time START STOP Press the Mode selector button so that the display indicat...

Page 13: ...d button the display indicates the setting Auto High Med Silent Low Set the desired room temperature with the Temperature buttons the display indicates the setting The temperature setting and the actual room temperature may vary depending on conditions Press the Start Stop button Cooling operation starts with a beep Press the button again to stop operation The cooling function does not start if th...

Page 14: ...the room When the ON timer reaches the set time during FrostWash operation it will stop the FrostWash operation and start the operation of setting mode If the interval of the Off to On timer is less than 2 hours FrostWash operation may not be completed In that case it will restart FrostWash operation at the next operation stop To be to normal FrostWash Auto mode interval 42 hours please stop opera...

Page 15: ...ing FrostWash operation It may cause injury or malfunction FrostWash operation does not wash away all dust and dirt Hissing fizzy or squeaking noise may generate during FrostWash operation If the air conditioner is continuously running FrostWash function is not effective During FrostWash operation if power is turned off and then power is restored FrostWash function will not restart After turning o...

Page 16: ...is not performed if the air conditioner operation is stopped by sleep timer or Press the Start Stop button STOP Use the remote controller to run filter cleaning operation when the air conditioner operation is stopped If the air conditioner is not in use for a long period it is recommended to manually run filter cleaning before using the air conditioner Press the Mode select button so that the disp...

Page 17: ...PERATION MANUAL OPERATION NOTE About the noise during filter cleaning CAUTION Do not put your fingers or a stick etc into the top part of the indoor unit during filter cleaning operation It may result in injury or malfunction A whirring motor noise is generated due to driving of the cleaning unit A sweeping sound is generated when the cleaning unit sweeps the dust Maintenance No daily maintenance ...

Page 18: ...eared from the LCD NOTE To start Vertical Auto Swing To start Horizontal Auto Swing To cancel Vertical Auto Swing To cancel Horizontal Auto Swing NOTE During cooling and dehumidifying operation do not keep the deflectors swinging or in the lower position in the case of vertical auto swing for a long time It may cause dew condensation on the deflectors AUTO SWING OPERATION User can use the device s...

Page 19: ... of people in the room Press Start Stop button Or Press ECO button again disappears from the LCD NOTE ECO OPERATION with scene Camera The camera detects the amount of human activity and automatically adjusts the set temperature and set humidity A beep sound is emitted from indoor unit Sleep Wind Mode F Wash 19 By pressing Powerful button ECO peration is cancelled After auto restart ECO operation i...

Page 20: ...tes Then the system automatically operates with the previous settings used before Powerful operation Press the Start Stop button Or Press Powerful button again Powerful operation stops disappears from the LCD 1 NOTE When Sleep mode ECO lected Powerful operation is cancelled During Powerful operation capacity of the air conditioner will not increase if the air conditioner is already running at maxi...

Page 21: ...remote controller display Pressing Air Sleep button again until disappears Press button and appears on remote controller display Pressing Powerful button until disappears Press button Pressing Mode button again until disappears from the remote controller display Mode will appear as per user s selection 1 2 With the motion sensor the air conditioner can monito the activity level or sleep is confirm...

Page 22: ...of operation days 1 to 99 days if needed Press Time button to select number of days Number of days blink Press Up or Down to set number of days from 1 day to 99 days Number of day is counted when clock indicates 0 00 Press Send button to confirm number of operation days Display for number of operation days will stop blinking Press Cancel button to reset number of operation days or to have continuo...

Page 23: ...nce of switching operations 1 Press OFF Timer button so that and blink on the dis play 2 Set the turn off time with Time button After setting direct the remote controller towards the indoor and press Send button 3 Press ON Timer button so that and set turn off time light up The and blink 4 Set the turn on time with Time button 5 After setting direct the remote controller towards the indoor unit an...

Page 24: ... lamp on the indoor unit lights up Pressing Sleep button repeatedly the number of hours will change as below During Eco Sleep Timer operation air conditioner will continue to operate for the designated number of hours and then turn off When the Eco Sleep Timer has been set the display on the remote controller indicates the turn off time Press Start Stop button Room air conditioner will switch off ...

Page 25: ...r setting Eco Sleep Timer set temperature will be slightly shifted Amount of temperature shifted depends on type of air conditioner These automatic operation changes contribute to energy saving without losing comfort The level of energy consumption depends on outside temperature room temperature set temperature or air conditioner type Cooling operation diagram representation for illustrative purpo...

Page 26: ...changed day Mon program no 1 ON OFF setting time and setting temperature blink on the display 3 Select the desired day of the week Press Day button The day changes from Mon Tue Wed Thu Fri Sat Sun Mon Tue Wed Thu Fri Sat Sun Full days Mon Tue Wed Thu Fri weekday Sat Sun weekend Mon Tue Select Full days for daily reservation Select weekday for Monday to Friday reservation Select weekend for Saturda...

Page 27: ...completed The reservation contents will appear on the remote controller display IfTimer lamp on the indoor unit does not light up press Send button while directing the remote controller towards the indoor unit for about 3 seconds CAUTION Do not press Cancel button during reservation setting because this will result in all reservation contents to be lost The reservation contents will not stored in ...

Page 28: ...the indoor unit and press C button Beep sound will be emitted from indoor unit and Timer lamp will be OFF Reservation indication on remote display will also disappear This indicates that non active Weekly Timer has been confirmed To activate back the setting of Weekly Timer repeat the steps for How to select Mode A or Mode B of Weekly Timer setting NOTE When setting Once Timer operation of Weekly ...

Page 29: ...one more time to paste only blinks on the display 7 To continue copying to other days press or or or Then start from step 3 8 After copy and paste completed press Send button while directing the remote controller towards the indoor unit for about 3 seconds Timer lamp on the indoor unit will blink rapidly After beep sound emitted from indoor unit Timer lamp will light up Please ensure that the Time...

Page 30: ...ct program number Selected program number will blink 5 Press Delete button Reservation of selected program number is deleted 6 After deleting press Send button while directing the remote controller towards the indoor unit for about 3 seconds Timer lamp on the indoor unit will blink rapidly After beep sound emitted from indoor unit Timer lamp will light up Please ensure that the Timer lamp lights u...

Page 31: ...or unit will blink rapidly After beep sound emitted from indoor unit TIMER lamp will light up Please ensure that the TIMER lamp lights up Reservation will not change if Send button is not pressed 1 1 2 NOTE If all reservations in the remote controller were deleted and pressed Send button no signal will be transmitted to indoor unit Timer lamp will remain off and no changes will be done to the rese...

Page 32: ...eters in front of indoor unit and press Info button Wait for 2 seconds for signal transmission While temperature around remote controller is displayed press Info button repeatedly The display will show as below thismonthpowerconsumptionamountforheating lastmonthpowerconsumption amount for heating this month power consumption amount for cooling last month power consumption amount for cooling temper...

Page 33: ...t 10 seconds Later and will remain This indicates that Cooling and Dehumidifying mode operation is locked When pressing Mode button or will be displayed Method to unlock C and D modes including F operations Press ECO and ok buttons buttons simultaneously for about 5 All operation mode symbols will appear on the display for about 10 seconds After that operation mode symbol before cancellation will ...

Page 34: ...Mind mode Sleep Wind Mode F Wash OFF ECO Auto ON Sleep Wind Mode F Wash 34 ...

Page 35: ...re infants or a person lying on bed it is recommended not to set Auto Off The unit may judge that nobody is in the room and stop the operation Sleep Wind Mode F Wash If you want to turn the unit Off during ECO operation operation then select Auto Off feature The display indicates the symbol 35 ...

Page 36: ... 36 2 hours Swing button 1 5 hours 3 hours ...

Page 37: ...Sleep Wind Mode F Wash Auto Auto ON because the cameras will be prohibited from operation 37 22 hours max 22 ...

Page 38: ...To combine Auto Off select Eco mode resumes operation with Eco mode is cancelled 38 ...

Page 39: ...ns When relaxing working in kitchen eating continue more than 30 minutes the movement of the deflector may stop in order to avoid airflow When the deflector stops working it starts working if different conditions are detected from the current condition The movement of the deflector does not change if the actual condition is changed It takes approximately 1 5m min at the earliest Swing operation is...

Page 40: ...SCENE CAMERA OPERATION 40 ...

Page 41: ...ended operation set the vertical horizontal air deflector position on your preference with vertical horizontal air deflector function Even if you set Direct or Indirect Swing and the high temperature continues during Cool Dry operation the angle of the deflector may change in order to avoid dew dropping When the temperature returns the deflector returns to the original state When Direct or Indirec...

Page 42: ...ect Mode cancelled Transfers to LeaveHome Indirect Mode cancelled Powerful 〇〇〇〇〇〇〇 AirSleep 〇 Only cooling mode valid Only cooling mode valid Only cooling mode valid Direct cancelled Only cooling mode valid Indirect cancelled F Wash Sleep Time 〇〇〇〇〇〇〇 retain retain Auto On Auto Off Camera On Off Monitoring time adjustment with Auto Off Adjust sensitivity of detection WIFI Initialize Av...

Page 43: ...erful cancelled 〇 AirSleep cancelled 〇 AirSleep Only cooling mode valid SmartSwing cancelled Only cooling mode valid ECO cancelled Only cooling mode valid Powerful cancelled 〇 AirSleep cancelled Only cooling mode valid 〇 AirSleep coolingmode runing satart 〇 AirSleep coolingmode runing satart F Wash one more time 〇〇 Sleep Time retain retain Powerful cancelled 〇 AirSleep cancelled 〇 1h 2h 3h 7h can...

Page 44: ... Securely insert the shaft of the right arm along the step on the unit into the hole 1 2 Make sure that the front panel is securely attached and then close the front panel If the front panel is loose it may come off and drop When opening the front panel upwards please do not use excessive force If the front panel comes off the device this may cause it to malfunction When the front panel remains op...

Page 45: ...Remove the front panel Refer to page 44 on removing the front panel Remove the micro mesh filter 1 Unlock the lock by sliding towards right side 2 Slightly lift and pull the top micro mesh stainless filters towards you 3 Vacuum the dust In the event the filter is heavily dirty and the dust cannot be cleaned with vacuum cleaner wash the filter with natural detergent and rinse with water and dry the...

Page 46: ...lter by sliding the lock towards left side 5 Do not operate the air conditioner without the micro mesh stainless filter Dust goes in the gap of the heat exchanger as well as inside the appliance and may cause unpleasant smell on the heat exchanger or could result in malfunction 6 Attach the front panel Refer to page 44 on removing the front panel Plug in the power plug or turn on the circuit break...

Page 47: ... on the rear surface of the dust catcher It is recommended to clean the dust catcher together with the dust box Remove the dust box in the direction of arrow to pull out in front 2 Wash the dust box with water If the dirt is stubborn wash with the dust box with warm water below 40O C After washing dry it in the shade 3 Install the dust box in the direction of the arrow snap and push until it click...

Page 48: ...panel Refer to page 44 on removing the front panel Remove the dust catcher Remove the dust catcher from the top and front face as shown with arrows If dust is accumulated at the inner side of the dust catcher remove the dust with a vacuum cleaner 3 Wash with water Please wash with water If the dust is stubborn use mild detergent and O wash with warm water below 40 C Dry completely in the shade 4 A...

Page 49: ...loth O 2 Never use hot water above 40 C benzene gasoline acid thinner or a brush because they will damage the plastic surface and the coating 3 No need to remove front cover to clean Do not splash or direct water to the body of the unit when cleaning it as this may cause short circuit 49 ...

Page 50: ...KHFN RXU FRQWUDFW QWHUQHW FRPPXQLFDWLRQ FKDUJHV DUH WKH UHVSRQVLELOLW RI WKH FXVWRPHU Smartphone L26 L3KRQH HWF QGURLG RU ODWHU DV RI HFHPEHU KHFN WKH ZHE SDJH IRU VXSSRUWHG 26 YHUVLRQV 7R FKHFN WKH 26 YHUVLRQ FKHFN WKH YHUVLRQ RI RXU VPDUWSKRQH KHFN WKH LQVWUXFWLRQ PDQXDO 0DNH VXUH WKDW RX FDQ FRQQHFW WR WKH URXWHU ZLWK ZLUHOHVV 1 7DEOHWV DUH QRW JXDUDQWHHG WR ZRUN Wireless LAN router HUHLQDIWHU ...

Page 51: ...pacemakers and other devices How to use frequency Modulation system is DSSS and OFDM system Use 2 4 GHz band Radio interference distance 40m or less It means that the entire band from 2 400 GHz to 2 4835 GHz can be used and the band of the mobile identification device can be avoided Use frequency band In the frequency band used by this air conditioner in addition to industrial scientific and medic...

Page 52: ... damage resulting from the use or inability to use the air conditioner Do not connect to wireless networks for which you do not have usage rights Unauthorized wireless networks SSID that you do not have permission to use may be displayed during automatic search of the wireless network environment SSID is a name to identify a specific network in wireless LAN If this SSID matches on both devices com...

Page 53: ...a long time or if you want to completely shut off the Internet connection disable remote control Please do not inform other people about the SSID KEY of this air conditioner Our company guarantees repair of this air conditioner under certain conditions However we do not guarantee that stored data is lost or damaged This air conditioner stores network setting information When disposing of this air ...

Page 54: ... Click Create Account 2 Enter your name and click Continue 3 Enter your mobile number and password or click E mail tab and enter your E mail address and password read the terms and conditions and check on the box click Continue 4 Enter received verification code you received and click Continue 5 Click Auto Detect My Location or Enter address details manually and click Finish 6 The account has been...

Page 55: ...on the screen top to continue for connecting your smart phone with the Adapter 6 Waiting for the built in Wi Fi module to connect to your home router When communication is established Wi Fi LED on panel will be continously ON after blinking 7 Your air conditioner has been successfully configured You can reconnect your smart phone to your home router following the instruction of the App 1 If commun...

Page 56: ... off Wi Fi Indicator on Display panel Corresponding Status LED OFF LED ON LED blinks 3 times Waiting to connect to the Wi Fi router using AP mode LED blinks 4 times Restoring factory setting procedure has started LED blinks 5 times Communication error between air conditioner Wi Fi built in module Error detection time approx 24 mins LED blinks with 4sec ON 1sec OFF Router connection error LED blink...

Page 57: ...igh condensation forms on the heat exchanger of the outdoor unit and the heating efficiency may be affected if condensation is not removed To prevent this problem the air conditioner performs condensation removing operation automatically At this time the heating operation is suspended and it usually takes approximately 5 10 minutes maximum of 20 minutes to resume the heating operation Cooling dehu...

Page 58: ...esh air in CAUTION Make sure the room is ventilated when operating the air conditioner at the same time as other heating appliances 3 Make efficient use of the timer before going to sleep 4 The following must never be used for cleaning the indoor and outdoor units Benzine thinner and scrub can damage plastic surfaces or coating Hot water above 40 C can shrink the filter and deform plastic parts 5 ...

Page 59: ...eep Timer or Off Timer function However if the air conditioner is stopped by Sleep Timer or Off Timer every time filter cleaning will be performed approximately once a week Noise occurred during filter cleaning operation A whirring motor noise is generated due to driving of the cleaning unit A sweeping sound is generated when the cleaning unit sweeps the dust Cleaning unit stops halfway indicator ...

Page 60: ...utomatic FROSTWASH Within 60 minutes after the end of FROSTWASH FROSTWASH is not operated for product protection Does it happen after sleep and time off Automatic FROSTWASH interval becomes longer Please operate manual FROSTWASH with remote controller It is the sound that the internal machine is inflated and contracted by the temperature change and the fin of the heat exchanger is frozen and thawe...

Page 61: ...enerated as the air within the room is suddenly cooled by conditioned air Steam emitted from outdoor unit Water generated during defrosting operation evaporates and steam is emitted Outdoor unit continues to operate even if operation is stopped and indicator blinks Auto fresh defrosting is activated as the heating operation is stopped the microcomputer checks frost accumulated in the outdoor unit ...

Page 62: ...ly grow if air long period of time while its inside is left wet OFF TROUBLESHOOTING continued CONTACT YOUR SALES AGENT IMMEDIATELY ON FOLLOWING CASES IF THE UNIT WOULD NOT BE USED FOR A LONG PERIOD OF TIME MORE THAN 1 MONTH PLEASE FOLLOW THE STEPS BELOW FOR MAIINTENANCE TIMER indicator on the indoor unit display blinks In the event that any trouble or phenomenon listed below still occurs even afte...

Page 63: ... the indoor unit may block the drainage path of dehumidified water and could result in water dripping Maintenance inspection is recommended in addition to ordinary cleaning Request your sales agent for maintenance inspection Maintenance inspection requires technical expertise Use of commercially available cleaning agent may cause crack on resin part and clogging of drainage path which could result...

Page 64: ... 64 MEMO ...

Page 65: ...2021 12 Version1 ...

Search results

Summary of Contents for RAC-P25YHAB

Reviews:

Related manuals for RAC-P25YHAB

Brands by name

Popular brands

Hitachi RAC-P25YHAB, Manual

Search results

Summary of Contents for RAC-P25YHAB

Reviews:

Related manuals for RAC-P25YHAB

Brands by name

Popular brands