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Toshiba RAV-SM1101AT-E, Owner'S Manual & Installation Manual

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Toshiba RAV-SM1101AT-E Owner'S Manual & Installation Manual Download Page 58

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RAV-SM561BT-E, RAV-SM801BT-E, RAV-SM1101BT-E, RAV-SM1401BT-E

TROUBLES AND CAUSES (Concerning Remote Controller)

Before you ask for servicing or repairs, check the following points:

Setting Change is Impossible

Symptoms

The fan speed can not be
changed.

Causes

• Check whether the MODE indi-

cated on the display is “AUTO”.

AUTO 

• Check whether the MODE indi-

cated on the display is “DRY”.

 (DRY) 

Reason and Disposal

When the automatic mode is se-
lected, the air conditioner automati-
cally selects the fan speed.

When dry operation is selected, the
air conditioner automatically selects
the fan speed.

Summary of Contents for RAV-SM1101AT-E

Page 1: ...R410A FILE NO A05 002 PRINTED IN JAPAN Apr 2005 ToMo OWNER S MANUAL INSTALLATION MANUAL SPLIT TYPE NEW DIGITAL INVERTER OUTDOOR UNIT RAV SM561AT E RAV SM801AT E RAV SM1101AT E RAV SM1401AT E ...

Page 2: ...d DuctType RAV SM561BT E RAV SM801BT E RAV SM1101BT E RAV SM1401BT E 45 Under CeilingType RAV SM561CT E RAV SM801CT E RAV SM1101CT E RAV SM1401CT E 59 INSTALLATION MANUAL 4 Way Air Discharge Cassette Type RAV SP1100UT E RAV SM560UT E RAV SM800UT E RAV SM1100UT E RAV SM1400UT E 74 Concealed DuctType RAV SM561BT E RAV SM801BT E RAV SM1101BT E RAV SM1401BT E 92 Under CeilingType RAV SM561CT E RAV SM8...

Page 3: ...IPING 9 5 EVACUATING 11 6 ELECTRICAL WORK 13 7 FINAL INSTALLATION CHECKS 14 8 APPLICABLE CONTROL OF OUTDOOR UNIT 15 RAV SM1101AT E RAV SM1401AT E 1 PRECAUTIONS FOR SAFETY 16 2 ACCESSORY AND REFRIGERANT 18 3 SELECTION OF INSTALLATION 18 4 REFRIGERANT PIPING 22 5 EVACUATING 24 6 ELECTRICAL WORK 26 7 FINAL INSTALLATION CHECKS 27 8 APPLICABLE CONTROL OF OUTDOOR UNIT 29 3 ...

Page 4: ...ure in the refrigeration cycle becomes abnor mally high and it may resultingly causes pipe burst and injuries on persons Do not modify this unit by removing any of the safety guards or by by passing any of the safety interlock switches Exposure of unit to water or other moisture before installation may cause short circuit of electrical parts Do not store it in a wet basement or expose to rain or w...

Page 5: ...gas pipes water pipes lightning rods or ground wires for telephone cables Conform to the regulations of the local electric company when wiring the power supply Inappropriate grounding may cause electric shock Do not install the air conditioner in a location subject to a risk of exposure to a combustible gas If a combustible gas leaks and stays around the unit a fire may occur Required tools for in...

Page 6: ...onnected to indoor outdoor unit 20 m or shorter 21 m to 30 m Item Addition of refrigerant is unnecessary at the local site Addition of refrigerant Add 40 g of refrigerant for every 1 m of pipe which exceeds 20 m Caution at addition of refrigerant When the total length of refrigerant pipe exceeds 20 m add 40 g m of refrigerant and the maximum total length of pipe is 30 m Max amount of additional re...

Page 7: ...stacle also at the upper side Obstacle at front side Upper side is free 1 Single unit installation 2 Serial installation of two or more units Installation Place A place which provides a specified space around the outdoor unit A place where the operation noise and discharged air are not given to your neighbors A place that is not exposed to a strong wind A place that does not block a passage When t...

Page 8: ...o that abnormal sound does not generate According to the following base diagram fix the base firmly with the anchor bolts Anchor bolt nut M10 x 4 pairs 15 or less In case of draining through the drain hose attach the following drain nipple and the waterproof rubber cap and use the drain hose Inner diam 16 mm sold on the market And also seal the screws securely with silicone material etc so that wa...

Page 9: ...flare the pipe As the flaring sizes of R410A differ from those of refrigerant R22 the flare tools newly manufactured for R410A are recommended However the conventional tools can be used by adjusting projection margin of the copper pipe Flaring size A Unit mm A In case of flaring for R410A with the conventional flare tool pull it out approx 0 5 mm more than that of R22 to adjust to the specified fl...

Page 10: ...at gas side Pressure of R410A is higher than that of R22 Approx 1 6 times Therefore using a torque wrench tighten the flare pipe connecting sections which connect the indoor outdoor units at the specified tightening torque Incomplete connections may cause not only a gas leak but also a trouble of the refrigeration cycle Do not apply refrigerating machine oil to the flared surface 4 REFRIGERANT PIP...

Page 11: ... Vacuum pump As shown in the right figure connect the charge hose after the manifold valve are closed completely Tighten valve and caps of the charge port surely Disconnect the charge hose from the charge port Open fully the valve stem or the valve handle First at liquid side then gas side Leave the vacuum pump as it is for 1 or 2 minutes and check the indicator of the compound pressure gauge does...

Page 12: ... to each tool before using them For the vacuum pump check oil is filled up to the specified line of the oil gauge 2 While the air is purged check again that the connecting port of charge hose which has a projection to push the valve core is firmly connected to the charge port Valve handling precautions Open the valve stem or the handle until it strikes the stopper It is unnecessary to apply furthe...

Page 13: ...re to use the cord clamps attached to the product Do not damage or scratch the conductive core and inner insulator of power and inter connect ing cables when peeling them Be sure to comply with local regulations of the cable from outdoor unit to indoor unit wire size and cabling method etc Use the power and Inter connecting cables with specified thickness specified type and protec tive devices req...

Page 14: ...iameter is changed In order to increase pressure resisting strength hose materials and port size are changed to 1 2 UNF 20 threads per inch When purchasing a charge hose be sure to check the port size As pressure is high and gasification speed is fast it is difficult to read the indicated value by means of charging cylinder as air bubbles occur The sizes of opposite sides of flare nuts have been i...

Page 15: ...case of reinstallation of the indoor or outdoor unit etc use the refrigerant recovery switch on the terminal block of the outdoor unit Work procedure 1 Turn on the power supply 2 Using the remote controller set FAN operation to the indoor unit 3 Pushing the refrigerant recovery switch on the terminal block of the outdoor unit starts the forced cooling operation Max 10 minutes and then the refriger...

Page 16: ...or connecting pipes use new and clean piping designed for R410A and please care so that water or dust does not enter Moreover do not use the existing piping because there are problems with pressure resistance force and impurity in it CAUTION To Disconnect the Appliance from Main Power Supply This appliance must be connected to the main power supply by means of a switch with a contact separation of...

Page 17: ...t be performed by a qualified electrician in accordance with the Installa tion Manual Make sure the air conditioner uses an exclusive power supply An insufficient power supply capacity or inappropriate installation may cause fire Use the specified cables for wiring connect the terminals securely fix To prevent external forces applied to the terminals from affecting the terminals Be sure to provide...

Page 18: ...f refrigerant When the total length of refrigerant pipe exceeds 30 m add 40 g m of refrigerant and the maximum total length of pipe is 50 m Max amount of additional refrigerant is 800 g Charge the refrigerant accurately Overcharge may cause a serious trouble of compressor CAUTION When using an air conditioner under low outside temperature condition Outside temp 5 C or lower with COOL mode prepare ...

Page 19: ...le also at the upper side Obstacle at front side Upper side is free 1 Single unitIn installation 2 Serial installation of two or more units Installation Place A place which provides a specified space around the outdoor unit A place where the operation noise and discharged air are not given to your neighbors A place that is not exposed to a strong wind A place that does not block a passage When the...

Page 20: ...Drain nipple Waterproof rubber cap Installation of Outdoor Unit Before installation check strength and horizontality of the base so that abnormal sound does not generate According to the following base diagram fix the base firmly with the anchor bolts Anchor bolt nut M10 x 4 pairs 15 or less Set the out margin of the anchor bolt to 15 mm or less In case of drainning through the drain hose attach t...

Page 21: ...ly for a safety installation of the air conditioner For details contact the dealer Optional Installation Parts Local Procure Knockout of Pipe Cover Knockout procedure The indoor outdoor connecting pipes can be connected to 4 directions Take off the knockout part of the pipe cover in which pipes or wires pass through the base plate As shown in the figure do not remove the pipe cover from the cabine...

Page 22: ...he pipe and flare the pipe As the flaring sizes of R410A differ from those of refrigerant R22 the flare tools newly manufactured for R410A are recommended However the conventional tools can be used by adjusting projection margin of the copper pipe A Flaring size A Unit mm In case of flaring for R410A with the conventional flare tool pull it out approx 0 5 mm more than that of R22 to adjust to the ...

Page 23: ...e spanner to loosen or tighten the flare nut of the valve at liquid side Cover NO GOOD Valve at gas side Pressure of R410A is higher than that of R22 Approx 1 6 times Therefore using a torque wrench tighten the flare pipe connecting sections which connect the indoor outdoor units at the specified tightening torque Incomplete connections may cause not only a gas leak but also a trouble of the refri...

Page 24: ...n cycle Vacuum pump As shown in the right figure connect the charge hose after the manifold valve are closed completely Tighten valve and caps of the charge port surely Disconnect the charge hose from the charge port Open fully the valve stem or the valve handle First at liquid side then gas side Leave the vacuum pump as it is for 1 or 2 minutes and check the indicator of the compound pressure gau...

Page 25: ...d fully How to open the valve Handle position 1 Use the vacuum pump vacuum pump adapters and gauge manifold referring to the manuals attached to each tool before using them For the vacuum pump check oil is filled up to the specified line of the oil gauge 2 While the air is purged check again that the connecting port of charge hose which has a projection to push the valve core is firmly con nected ...

Page 26: ...nal as identified with their respective numbers on the terminal block of indoor and outdoor unit H07 RN F or 245 IEC 66 1 0 mm2 or more 2 When connecting the connecting cable to the outdoor unit terminal prevent water coming in the outdoor unit 3 Insulate the unsheathed cords conductors with electrical insulation tape Process them so that they do not touch any electrical or metal parts 4 For inter...

Page 27: ...rt the operation by the remote controller Useful Functions Self Diagnosis by LED Indication In addition to the code checking by remote controller of the indoor unit troubles of the outdoor unit can be diag nosed by LED indications on the cycle control P C board of the outdoor unit Utilize them for various checks For the check by remote controller of the indoor unit refer to the Installation Manual...

Page 28: ... size As pressure is high and gasification speed is fast it is difficult to read the indicated value by means of charging cylinder as air bubbles occur The size of opposite sides of flare nuts have been increased Incidentally a common wrench is used for nominal diameters 1 4 and 3 8 By increasing the clamp bar s receiving hole strength of spring in the tool has been improved Used when flare is mad...

Page 29: ...ol It saves the capacity of the outdoor unit by outside Demand signal to correspond to the temporary peak cut The capacity saving can be adjusted with three steps 75 50 and operation stop Night operation control Sound reduction Sound is controlled to 45dB or less in inputting a timer point contact Compressor operation output The check of the compressor operation time required of a maintenance etc ...

Page 30: ...DITIONER OPERATIONS AND PERFORMANCE 42 RE INSTALLATION 43 TROUBLES AND CAUSES 43 ACCESSORIES SOLD SEPARATELY 45 PRECAUTIONS FOR SAFETY 45 PARTS NAME 47 PARTS NAME OF REMOTE CONTROLLER 48 CORRECT USAGE 50 AUTOMATIC OPERATION Auto Changeover 51 TIMER OPERATION 52 MAINTENANCE 54 AIR CONDITIONER OPERATIONS AND PERFORMANCE 55 RE INSTALLATION 56 TROUBLES AND CAUSES 56 TROUBLES AND CAUSES Concerning Remo...

Page 31: ... attempt it yourself The cleaning diagram for the air filter is there for the service person and not for the customer Avoid cooling the room too strong or exposing the human body to cool breeze for a long time as it is bad for the health When you notice something abnormal with the air conditioner smells like some thing scorching poor cooling etc immediately turn off the main switch the circuit bre...

Page 32: ...he same place be careful of ventilation to let fresh air enter the room Poor ventilation causes oxygen shortage Do not place any combustion appliance in a place where it is directly exposed to the wind of air conditioner otherwise it may cause imperfect combustion When the air conditioner is used in a closed room be careful of sufficient ventilation of the room Poor ventilation causes oxygen short...

Page 33: ...s sucked in from this port Air filter Removes dust or trash Provided on the suction port Projection of air filter Remote controller Button Button to open close the suction port Earth screw Provided in the electric parts box Discharge flap of discharge port Change the direction of the air to be discharged according to cool heat mode Outdoor unit The image of outdoor unit in the figure is in case Mo...

Page 34: ...imer SETIN setup display When pushing the Timer SETIN button the display of the timer is selected in order of OFF OFF repeat OFF timer ON No display 6 Filter display If FILTER is displayed clean the air filter 7 TEST run display Displayed during a test run 8 Flap position display Displays flap position 9 SWING display Displayed during up down movement of the flap 10 Set up temperature display The ...

Page 35: ...t connected 5 Filter reset button Resets Erases FILTER display 6 UNIT and AUTO flap button UNIT No function 7 Operation lamp Lamp is lit during the operation Lamp is off when stopped Although it flashes when operating the protec tion device or abnormal time 8 button When the button is pushed the operation starts and it stops by pushing the button again When the operation has stopped the operation ...

Page 36: ...the room temperature is not heated sufficiently with VOLUME LOW opera tion select MED or HIGH operation 4 Determine the set up temperature by pushing the TEMP or TEMP button Stop Push button The operation lamp goes off and the operation stops CORRECT USAGE When you use the air conditioner for the first time or when you change the SET DATA value follow the proce dure below From the next time the op...

Page 37: ...pproximately 3 to 5 minutes When you select the Auto mode it is unnecessary to set the fan speed The FAN speed display will show AUTO and the fan speed will be automatically controlled After the heating operation has stopped FAN operation may continue for approx 30 seconds When the room temperature reaches the set temperature and the outdoor unit stops the supper low wind is discharged and the air...

Page 38: ...tion Direct the flap adjustment plate of up down wind direction downward If directing at upward hot air may not come to the foot In COOL DRY operation Direct the flap adjustment plate of up down wind direction upward If directing it downward the dew may from on the surface of the air discharge port and may drop down How to start swinging 1 Push set the flap adjustment plate of up down wind directi...

Page 39: ...select SETTIME For every push of button the set time increases in the unit of 0 5 hr 30 minutes The maximum set time is 72 0 hr For every push of button the set time decreases in the unit of 0 5 hr 30 minutes The minimum set time is 0 5 hr 3 Push SET button SET DATA display disappears and display goes on When ON timer is activated time is displayed and after time of the timer has been up displays ...

Page 40: ...s more often than necessary To keep cool or warm air in the room never open doors and windows more often than necessary Window curtains In cooling close the curtains to avoid direct sunlight In heating close the curtains to keep the heat in Get uniform circulation of room air Adjust the air flow direction for the even circulation of room air Control Gee chilly Clean please P l e a s e c l o s e Bl...

Page 41: ...larly cleaning and maintenance of the indoor outdoor units are strongly recommended As a general rule if an indoor unit is operated for about 8 hours daily the indoor outdoor units will need to be cleaned at least once every 3 MONTH This cleaning and maintenance shall be carried out by a qualified person Failure to clean the indoor outdoor units regularly will result in poor performance icing wate...

Page 42: ...ng operation the defrosted water will be drained from the bottom plate of the outdoor unit Heating capacity In the heating operation the heat is absorbed from the outside and brought into the room This way of heating is called heat pump system When the outside temperature is too low it is recommended to use another heating apparatus in combination with the air conditioner Attention to snowfall and...

Page 43: ...of machine oil is used Do not install the air conditioner in a place where it is usually exposed to strong wind such as in seaside area or on the roof or upper floor of a building Do not install the air conditioner in a place where sulfureous gas generated such as in a spa Do not install the air conditioner in a vessel or mobile crane Be careful with noise or vibrations Do not install the air cond...

Page 44: ...oner Smells impregnated in the walls carpets furniture clothing or furs come out Outdoor unit is frosted in heating operation Water drains from outdoor unit The outdoor unit is sometimes frosted in heating operation In that case the unit automatically performs defrosting for 2 to 10 minutes for increasing the heating efficiency In defrosting operation both the indoor and outdoor units stop air flo...

Page 45: ...ave a service person do it Do not attempt it yourself The cleaning diagram for the air filter is there for the service person and not for the customer Avoid cooling the room too strong or exposing the human body to cool breeze for a long time as it is bad for the health When you notice something abnormal with the air conditioner smells like some thing scorching poor cooling etc immediately turn of...

Page 46: ...ventilation to let fresh air enter the room Poor ventilation causes oxygen shortage Do not place any combustion appliance in a place where it is directly exposed to the wind of air conditioner otherwise it may cause imperfect combustion When the air conditioner is used in a closed room be careful of sufficient ventilation of the room Poor ventilation causes oxygen shortage Do not touch any switche...

Page 47: ...ROLLER Air inlet Side and rear Pipes and electric wires Outdoor unit Air outlet Indoor unit Connecting duct Supply air grille NOTE Parts marked with indicate the locally procured parts XXX Supply air chamber Return air grille Duct flange Remote controller Canvas Indoor unit Air filter ...

Page 48: ...When pushing the Timer SET button the display of the timer is selected in order of OFF OFF repeat OFF timer ON No display 6 Filter display If FILTER is displayed clean the air filter 7 UP DOWN grille display 8 Ventilator operation display 9 Flap position display 10 SWING display Displayed during up down movement of the flap 11 Set up temperature display The selected set up temp is displayed 12 Rem...

Page 49: ... Resets Erases FILTER display 6 UNIT and AUTO flap button No function 7 Operation lamp Lamp is lit during the operation Lamp is off when stopped It flashes when operating a protection device or abnormal occurred 8 button When the button is pushed operation starts and it stops by pushing the button again When the operation stops the operation lamp and all displays disappear 9 Operation select butto...

Page 50: ... Determine the set up temperature by pushing the TEMP or TEMP button Stop Push button The operation lamp goes off and the operation stops CORRECT USAGE When you use the air conditioner for the first time or when you change SET DATA value follow the procedure below From the next time the operation will start as set state by pushing the button Preparation Turn on the main power switch and or the lea...

Page 51: ...lect the Auto mode it is unnecessary to set the fan speed The fan speed display will show and fan speed will be automatically controlled After heating operation stops FAN operation may continue for approx 30 seconds When the room temperature reaches the set temperature and the outdoor unit stops the LOW wind is discharged and the air volume decreases excessively During defrost operation the fan st...

Page 52: ... display flashes 2 Push to select SETTIME For every push of button the set time increases in the unit of 0 5 hr 30 minutes The maximum set time is 72 0 hr For every push of button the set time decreases in the unit of 0 5 hr 30 minutes The minimum set time is 0 5 hr 3 Push SET button SET TIME display disappears and timer time display goes on When ON timer is activated timer time are displayed ON t...

Page 53: ...often than necessary To keep cool or warm air in the room do not open doors and windows more often than necessary Window curtains In cooling close the curtains to avoid direct sunlight In heating close the curtains to keep the heat in Get uniform circulation of room air Adjust the air flow direction for the even circulation of room air Control Gee chilly Clean please P l e a s e c l o s e Blows up...

Page 54: ...ich is operated regularly cleaning and maintenance of the indoor outdoor units are strongly recommended As a general rule if an indoor unit is operated for about 8 hours daily the indoor outdoor units will need to be cleaned at least once every 3 MONTH This cleaning and maintenance shall be carried out by a qualified person Failure to clean the indoor outdoor units regularly will result in poor pe...

Page 55: ...tion the defrosted water will be drained from the bottom plate of the outdoor unit Heating capacity In the heating operation the heat is absorbed from the outside and brought into the room This way of heating is called heat pump system When the outside temperature is too low it is recommended to use another heating apparatus in combination with the air conditioner Attention to snowfall and freeze ...

Page 56: ...ine oil is used Do not install the air conditioner in a place where it is usually exposed to strong wind such as in seaside area or on the roof or upper floor of a building Do not install the air conditioner in a place where sulfureous gas generated such as in a spa Do not install the air conditioner in a vessel or mobile crane Be careful with noise or vibrations Do not install the air conditioner...

Page 57: ...d in the walls carpets furniture clothing or furs come out from the air conditioner Outdoor unit is frosted in heating operation Water drains from outdoor unit The outdoor unit is sometimes frosted in heating operation In that case the unit automatically performs defrosting for 2 to 10 minutes for increasing the heating efficiency In defrosting operation both the indoor and outdoor units stop air ...

Page 58: ...ange is Impossible Symptoms The fan speed can not be changed Causes Check whether the MODE indi cated on the display is AUTO AUTO Check whether the MODE indi cated on the display is DRY DRY Reason and Disposal When the automatic mode is se lected the air conditioner automati cally selects the fan speed When dry operation is selected the air conditioner automatically selects the fan speed ...

Page 59: ...ave a service person do it Do not attempt it yourself The cleaning diagram for the air filter is there for the service person and not for the customer Avoid cooling the room too strong or exposing the human body to cool breeze for a long time as it is bad for the health When you notice something abnormal with the air conditioner smells like some thing scorching poor cooling etc immediately turn of...

Page 60: ... place be careful of ventilation to let fresh air enter the room Poor ventilation causes oxygen shortage Do not place any combustion appliance in a place where it is directly exposed to the wind of air conditioner otherwise it may cause imperfect combustion When the air conditioner is used in a closed room be careful of sufficient ventilation of the room Poor ventilation causes oxygen shortage Do ...

Page 61: ...to open close the suction port Air filter Removes dust or trash Provided on the suction port Discharge flap of discharge port Change the direction of the air to be discharged according to cool heat mode Suction air port The air in the room is sucked in from this port Outdoor unit The image of outdoor unit in the figure is in case Model RAV SM800AT E PARTS NAME Indoor unit ...

Page 62: ...IN setup display When pushing the Timer SETIN button the display of the timer is selected in order of OFF OFF repeat OFF timer ON No display 6 Filter display If FILTER is displayed clean the air filter 7 TEST run display Displayed during a test run 8 Flap position display Displays flap position 9 SWING display Displayed during up down movement of the flap 10 Set up temperature display The selected...

Page 63: ...ted 5 Filter reset button Resets Erases FILTER display 6 UNIT and AUTO flap button UNIT No function 7 Operation lamp Lamp is lit during the operation Lamp is off when stopped Although it flashes when operating the protec tion device or abnormal time 8 button When the button is pushed the operation starts and it stops by pushing the button again When the operation has stopped the operation lamp and...

Page 64: ...m temperature is not heated sufficiently with VOLUME LOW opera tion select MED or HIGH operation 4 Determine the set up temperature by pushing the TEMP or TEMP button Stop Push button The operation lamp goes off and the operation stops CORRECT USAGE When you use the air conditioner for the first time or when you change the SET DATA value follow the proce dure below From the next time the operation...

Page 65: ...tely 3 to 5 minutes When you select the Auto mode it is unnecessary to set the fan speed The FAN speed display will show AUTO and the fan speed will be automatically controlled After the heating operation has stopped FAN operation may continue for approx 30 seconds When the room temperature reaches the set temperature and the outdoor unit stops the supper low wind is discharged and the air volume ...

Page 66: ...ect the flap adjustment plate of up down wind direction downward If directing at upward hot air may not come to the foot In COOL DRY operation Direct the flap adjustment plate of up down wind direction upward If directing it downward the dew may from on the surface of the air discharge port and may drop down How to start swinging 1 Push set the flap adjustment plate of up down wind direction direc...

Page 67: ...SETTIME For every push of button the set time increases in the unit of 0 5 hr 30 minutes The maximum set time is 72 0 hr For every push of button the set time decreases in the unit of 0 5 hr 30 minutes The minimum set time is 0 5 hr 3 Push SET button SET DATA display disappears and display goes on When ON timer is activated time is displayed and after time of the timer has been up displays other t...

Page 68: ...often than necessary To keep cool or warm air in the room never open doors and windows more often than necessary Window curtains In cooling close the curtains to avoid direct sunlight In heating close the curtains to keep the heat in Get uniform circulation of room air Adjust the air flow direction for the even circulation of room air Control Gee chilly Clean please P l e a s e c l o s e Blows upw...

Page 69: ... operated regularly cleaning and maintenance of the indoor outdoor units are strongly recommended As a general rule if an indoor unit is operated for about 8 hours daily the indoor outdoor units will need to be cleaned at least once every 3 MONTH This cleaning and maintenance shall be carried out by a qualified person Failure to clean the indoor outdoor units regularly will result in poor performa...

Page 70: ...ng the defrosting operation During the defrosting operation the defrosted water will be drained from the bottom plate of the outdoor unit Heating capacity In the heating operation the heat is absorbed from the outside and brought into the room This way of heating is called heat pump system When the outside temperature is too low it is recommended to use another heating apparatus in combination wit...

Page 71: ...ine oil is used Do not install the air conditioner in a place where it is usually exposed to strong wind such as in seaside area or on the roof or upper floor of a building Do not install the air conditioner in a place where sulfureous gas generated such as in a spa Do not install the air conditioner in a vessel or mobile crane Be careful with noise or vibrations Do not install the air conditioner...

Page 72: ...impregnated in the walls carpets furniture clothing or furs come out Outdoor unit is frosted in heating operation Water drains from outdoor unit The outdoor unit is sometimes frosted in heating operation In that case the unit automatically performs defrosting for 2 to 10 minutes for increasing the heating efficiency In defrosting operation both the indoor and outdoor units stop air flow Hiss sound...

Page 73: ...OOTING 90 8 MAINTENANCE 91 Accessory parts and Parts to be procured locally 92 1 PRECAUTIONS FOR SAFETY 93 2 SELECTION OF INSTALLATION PLACE 95 3 INSTALLATION OF INDOOR UNIT 96 4 AIR DUCTING WORK 100 5 DRAIN PIPING WORK 105 6 REFRIGERANT PIPING AND EVACUATING 107 7 ELECTRICAL WORK 109 8 TEST RUN 111 9 TROUBLESHOOTING 112 10 Applicable Controls 113 11 INSTALLATION SERVICINGTOOLS 116 12 MAINTENANCE ...

Page 74: ...in pipe 10mm or more foam polyethylene Drain pipe Outer 26mm diam Tapes Grounding cable 2 0mm diam or more Part name Installation Manual Heat insulating pipe Installation pattern Installation gauge Pattern fixing screw Heat insulator Q ty 1 2 1 2 4 1 Shape This manual M5 x 16L Usage Be sure to hand over to customers For heat insulation of pipe connecting section For confirmation of ceiling opening...

Page 75: ...new refrigerant R410A For connecting pipes use new and clean piping designed for R410A and please care so that water or dust does not enter Moreover do not use the existing piping because there are problems with pressure resistance force and impurity in it CAUTION To Disconnect the Appliance from Main Power Supply This appliance must be connected to the main power supply by means of a switch with ...

Page 76: ...may occur due to the falling unit If refrigerant gas has leaked during the installation work ventilate the room immediately If the leaked refrigerant gas comes in contact with fire noxious gas may generate After the installation work confirm that refrigerant gas does not leak If refrigerant gas leaks into the room and flows near a fire source such as a cooking range noxious gas might generate Elec...

Page 77: ... installed horizontally Place where a sufficient servicing space can be ensured for safety maintenance and check Place where drained water will not cause any problem Avoid installing in the following places Place exposed to air with high salt content seaside area or place exposed to large quantities of sulfide gas hot spring Should the unit be used in these places special protective measures are n...

Page 78: ...m a strong wind blows directly if the ceiling height is lower than the standard Therefore change the setting switch according to height of the ceiling When using the high ceiling 1 or 2 with 4 way discharge system the draft is apt to be felt due to drop of the discharge temperature Discharge direction As shown in the following figure No of discharge directions can be selected according to the shap...

Page 79: ...re packaged Carry in the indoor unit as it is packaged if possible If carrying in the indoor unit unpacked by necessity be sure to use buffering cloth etc to not damage the unit To move the indoor unit hold the hooking metals 4 positions only Do not apply force to the other parts refrigerant pipe drain pan foamed parts or resin parts etc Carry the package by two or more persons and do not bundle i...

Page 80: ...ng boards 88mm Hanging bolt Hanging bracket Level Indoor unit Level vial Horizontal within 5mm Hanging bolt Hanging metal Installation gauge Ceiling board 2 10 to 35mm 1 12 to 17mm Hanging bolt W3 8 or M10 Nut W3 8 or M10 1 Required those other than M10 flat washer at site 2 To prevent falling off of bolt safety be sure to set it just under the hanging bracket as shown in the figure 1 M10 flat was...

Page 81: ...y gap between them will cause air leakage and this generate condensation or water leakage Installation of remote controller Sold separately For installation of the wired remote controller follow the Installation Manual attached with the remote controller Pull out the remote controller cord together with the refrigerant pipe or drain pipe Be sure to pass the remote controller cord through upper sid...

Page 82: ...rain pipe connecting port of the indoor unit For connection with the drain pipe connecting port be sure to use fix the attached flexible hose with the hose band otherwise a damage or water leak is caused on the drain pipe connecting port CAUTION Following the Installation Manual perform the drain piping work so that water is properly drained and apply a heat insulation so as not to cause a dew Ina...

Page 83: ...cc into the discharge port before installation of the ceiling panel Pour water gradually so that water does not spread on the motor of the drain pump After the electric work has finished pour water during COOL mode operation If the electric work has not yet finished pull out the float switch connector CN34 Red from the electric parts box and check draining by plugging the single phase 220 240V pow...

Page 84: ...mm In case of flaring for R410A with the conventional flare tool pull it out approx 0 5 mm more than that for R22 to adjust to the specified flare size The copper pipe gauge is useful for adjusting projection margin size Tightening connection CAUTION Do not apply excessive torque Otherwise the nut may crack depending on the conditions Unit N m Tightening torque of flare pipe connections Pressure o...

Page 85: ...e down the pipe length and the added refrigerant amount in the nameplate attached to the service panel of the outdoor unit It is necessary to troubleshoot the compressor and refrigeration cycle malfunction Open the valve fully Open the valve of the outdoor unit fully A 4mm hexagonal wrench is required for opening the valve For details refer to the Installation Manual attached to the outdoor unit G...

Page 86: ...h local regulations on running the wire from outdoor unit to indoor unit size of wire and wiring method etc Use the power cord and Inter connecting cable of specified thickness type and protective devices required REQUIREMENT For power supply wiring strictly conform to the Local Regulation in each country For wiring of power supply of the outdoor units follow the Installation Manual of each outdoo...

Page 87: ...ly tension to the connecting section of the terminal block Tighten the screws of the terminal block and fix the cables with cord clamp attached to the electric parts box Do not apply tension to the connecting section of the terminal block Using the attached thermal insulation material seal the pipe connecting port Otherwise dewing may be caused Mount the cover of the electric parts box without pin...

Page 88: ...t or cable from sensor part Connecting part Remote controller unit or sensor part Remote Controller Cabling Strip off approx 14mm the cable to be connected Non polarity 2 core cable is used for cabling of the remote controller Twist cable of the remote controller to be connected with cable of the remote controller unit or sensor and press fit them with a wire joint Wire joints White 2 pieces are i...

Page 89: ...n the power supply carry out the following procedure 1 Using 500V megger check 1MΩ or more exists between the terminal block 1 to 3 and the earth If 1MΩ or less is detected do not run the unit Do not apply to the remote controller circuit 2 Check the valve of the outdoor unit being opened fully To protect the compressor at activation time leave power ON for 12 hours or more be for operating How to...

Page 90: ...hich an error occurred UNIT No CODENo R C No 1 Check the troubles according to the above procedure 2 Ask an authorized dealer or qualified service maintenance professional to repair or maintain the air conditioner 3 More details of the service code are explained in Service Manual Procedure 1 2 3 Description When pushing SET and buttons at the same time for 4 seconds or more the following display a...

Page 91: ...ved Push the filter reset button indication will be turn off Cleaning of Air Filters If the air filters are not cleaned it not only reduce the cooling a performance of air conditioner but causes a failure in the air conditioner such as water falling in drops Preparation 1 Stop the operation by remote controller 2 Dismount the air filter Use a vacuum cleaner to remove dust from the filters or wash ...

Page 92: ...hick 0 8mm RAV SM561BT 15 9mm diam Nominal diam 5 8 thick 1 0mm RAV SM801BT RAV SM1101BT RAV SM1401BT Power supply cord 2 5mm H07RN F or 245IEC66 20m or less 3 5mm AWG 12 50m or less Connecting cable H07RN F or 245IEC66 1 5mm or more Thermal insulation for refrigerant pipe 10mm or more thermal insulating foam polyethylene Thermal insulation for drain pipe 10mm or more foam polyethylene Drain pipe ...

Page 93: ...ingly causes pipe burst and injuries on persons Do not modify this unit by removing any of the safety guards or by by passing any of the safety interlock switches Exposure of unit to water or other moisture before installation may cause a short circuit of electrical parts Do not store it in a wet basement or expose to rain or water CAUTION To Disconnect the Appliance from Main Power Supply This ap...

Page 94: ...t If refrigerant gas has leaked during the installation work ventilate the room immediately If the leaked refrigerant gas comes in contact with fire noxious gas may generate After the installation work confirm that refrigerant gas does not leak If refrigerant gas leaks into the room and flows near a fire source such as a cooking range noxious gas might generate Electrical work must be performed by...

Page 95: ... used in these places special protective measures are needed Place exposed to oil vapor oil smoke or corrosive gas Place where organic solvent is used nearby Place close to a machine generating high frequency Place where the discharged air blows directly into the window of the neighboring house For outdoor unit Place where noise of the outdoor unit is easily transmitted When installing the air con...

Page 96: ... An incomplete installation can cause accidents by the units falling and dropping Installation procedure 1 Lay drain pipes refrigerant pipes and connecting cables behind wall or ceiling concurrently with supply drain water work and piping work 2 Install the mounting frames of supply return air panels 3 Position the refrigerant and drain pipes 5 Connect cables and pipes 4 Install the indoor unit Pr...

Page 97: ...pport angle is newly set Hanger bolt Hanging bolt Support angle 110 129 44 49 Knock out hole Ø125 Air take in port 6 Ø4 Tapping screw undersized hole Ø160 Hanging bolt pitch 700 59 41 Main unit dimension 800 75 Hanging bolt pitch B Main unit dimension A J M x K H Discharge port flange N Ø200 Hanging bolt 4 M10 screw Arranged locally 60 260 9 Suction port canvas Separate sold C Ceiling open size D ...

Page 98: ...the ceiling has been already set prepare refrigerant pipe drain pipe connecting wire switch panel cord etc at the place where pipe and wire are connected before hanging the main unit Mounting of clamp Accessory In order to avoid falling of the air filter be sure to mount the attached clamps with stepped screws 561BT 2 801BT to 1401BT 4 Clamp mounting Removal of air filter Clamp Stepped screw Pull ...

Page 99: ...g Returning Return air grille Indoor unit 200mm diam round duct Supply grille Supplying Supplying Indoor unit 200mm diam round duct Supply chamber Returning Return air grille NOTE Recommended supplying grille size 400 cm each or more Quality of supplying grilles SM561BT SM801BT SM1101BT SM1401BT 2 3 4 4 Restriction to installation 1 Installation clearance As shown in the figure keep clearance arou...

Page 100: ...20 100 80 60 40 20 0 800 1000 1200 1140 1300 Standard air volume 1140m h Static pressure Pa Air volume m h Air volume limit Max Usable limit Usable limit Usable limit Usable limit High static pressure 2H tap High static pressure 2H tap High static pressure 2H tap High static pressure 2H tap Low static pressure H tap Standard L tap High static pressure 1H tap Standard H tap Low static pressure H ta...

Page 101: ...80 2200 2400 Standard air volume 1980m h Static pressure Pa Air volume hm h Usable limit Usable limit Usable limit Usable limit High static pressure 2H tap High static pressure 2H tap High static pressure 2H tap High static pressure 2H tap Low static pressure H tap Standard L tap High static pressure 1H tap Standard H tap Low static pressure H tap Standard L tap High static pressure 1H tap Standar...

Page 102: ...by pushing Fit to the arrow direction by pushing Fit to the arro Fit to the arrow w direction by pushing Fit to the arrow direction by pushing Seal thermal insulator with sticking material 25mm width 6mm t Seal thermal insulator with sticking material 25mm width 6mm t Thermal insulator at indoor unit side Stuck already at shipment from the factory Attach by pushing to the arrow direction Outside c...

Page 103: ...enerates on the periphery in the cooling time Especially at attic and etc temperature difference increases between the supply air and outside of the duct and dewing may occur Dewing on the surface of the thermal insulator covering the metal connecting section or leaking portion of the cooled air may cause a trouble such as water drops 4 Thermal insulation of screwing sections is necessary Prevent ...

Page 104: ...on Manual attached to the remote controller Take out the remote controller cord together with the refrigerant pipe or drain pipe Be sure to set the remote controller cord so that it passes through the upper side of the refrigerant pipe and drain pipe For reference Square duct Procured locally 28 D A 18 18 25 28 28 18 18 25 28 E K K F 15 I 28 25 25 25 H A J J 28 B C A 18 18 25 28 28 18 18 25 28 E F...

Page 105: ...p at halfway across piping Set pipes so that the end of drain pipe is not dipped in water and also keep space 50mm or more to the ground After piping work check if water drains smoothly Hole should be made at a slight downward slant to the outdoor side When connecting extension drain hose insulate the connecting part of extension drain hose with shield pipe Thermal insulating process After checkin...

Page 106: ...ing work Before installing a panel infuse water as shown in the following figure By operating the unit in COOL mode check that water is drained from the drain pipe and then check there is no water leak from the drain pipe Before electric piping work Pull out the float switch connector 3P Red from connector CN34 Red on P C board of the electric parts box In this time be sure to check the power has ...

Page 107: ...cessive torque Otherwise the nut may crack depending on the conditions Unit N m Tightening torque of flare pipe connections Pressure of R410A becomes higher than that of R22 Approx 1 6 times Therefore using a torque wrench tighten firmly the flare pipe connecting sections which connect the indoor and outdoor units up to the specified tightening torque Incorrect connections may cause not only a gas...

Page 108: ...d the added refrigerant amount in the nameplate attached to the service panel of the outdoor unit It is necessary to troubleshoot the compressor and refrigeration cycle malfunction Open the valve fully Open the valve of the outdoor unit fully A 4mm hexagonal wrench is required for opening the valve For details refer to the Installation Manual attached to the outdoor unit Gas leak check Check with ...

Page 109: ...f cable is not transmitted to the terminal connecting portion Do not damage or scratch the conductive core and inner insulator of power and inter connecting cables when peeling them Be sure to comply with local regulations on running the wire from outdoor unit to indoor unit wire size of wire and wiring method etc Use the power cord and Inter connecting cable of specified thickness specified type ...

Page 110: ... Wire joints White 2 pieces are included in the attachments to the remote controller sold separately or the wireless remote controller kit sold separately Cabling diagram For details of cabling installation of the remote controller refer to the Installation Manual attached to the remote controller When the remote controller is used for the first time it accepts an operation approx 5 minutes after ...

Page 111: ...ION When the remote controller is used for the first time it accepts an operation approx 5 minutes after the power supply has been turned on It is not a trouble but is because the setup of the remote controller is being checked For the second power ON time and after approx 1 minute is required to start the operation by the remote controller NOTE Do not use the forced test run for cases other than ...

Page 112: ...both operating status and stop status Procedure 1 2 3 Description When pushing SET and buttons at the same time for 4 seconds or more the following display appears If Service check is displayed the mode enters in the trouble history mode 01 Order of trouble history is displayed in CODE No window Check code is displayed in CHECK window Indoor unit address in which an error occurred is displayed in ...

Page 113: ...tons simultaneously for 4 seconds or more after a while the display part flashes as shown in the figure Check that the displayed item code is 10 If the item code indicates other than 10 push button to erase the display and then retry the operation from the first step For some time after button has been pushed the operation of the remote controller cannot be accepted In a group control the firstly ...

Page 114: ...m the table below Select with shifting of the short plug on the indoor unit microcomputer P C board Set data 0000 0001 0003 0006 External static pressure 40Pa 70Pa 1 100Pa 2 20Pa Standard At shipment High static pressure 1 High static pressure 2 Low static pressure Set data 0000 0001 Filter sold separately Standard filter At shipment Optical regeneration deodorizing filter High performance filter ...

Page 115: ...f the room the detection temperature of heating can be raised Also use a circulator etc to circulate heat air near the ceiling Follow to the basic operation procedure 1 2 3 4 5 6 For the item code in Procedure 3 specify 06 For the set data in Procedure 4 select the setup data of shift value of detection temperature to be set up from the table below Set data 0000 0001 0002 0003 0004 Filter sign lig...

Page 116: ... of air conditioner but causes a failure in the air conditioner such as water drops Preparation 1 Turn off the main power supply switch or breaker before the unit maintenance 2 Dismount the Return grille Use a vacuum cleaner to remove dust from the filters or wash them with water After rinsing the air filters with water dry them in the shade Set the air filter into the air conditioner 11 INSTALLAT...

Page 117: ...e at power taking in port For thermal insulation of drain hose 10t 200 200 For upper pipe hole of indoor unit 6t 130 160 For prevention of open of drain hose thermal insulator r Parts to be procured locally Connecting pipe Liquid side 6 4mm diam Nominal diam 1 4 thick 0 8mm RAV SM561CT E 9 52mm diam Nominal diam 3 8 thick 0 8mm RAV SM801CT E RAV SM1101CT E RAV SM1401CT E Connecting pipe Gas side 1...

Page 118: ...rigerant R410A For connecting pipes use new and clean piping designed for R410A and please care so that water or dust does not enter Moreover do not use the existing piping because there are problems with pressure resistance force and impurity in it CAUTION To Disconnect the Appliance from Main Power Supply This appliance must be connected to the main power supply by means of a switch with a conta...

Page 119: ...e falling unit If refrigerant gas has leaked during the installation work ventilate the room immediately If the leaked refrigerant gas comes in contact with fire noxious gas may generate After the installation work confirm that refrigerant gas does not leak If refrigerant gas leaks into the room and flows near a fire source such as a cooking range noxious gas might generate Electrical work must be...

Page 120: ...wing conditions Place where the unit can be installed horizontally Place where a sufficient servicing space can be ensured for safety maintenance and check Place where drained water will not cause any problem Avoid installing in the following places Place exposed to air with high salt content seaside area or place exposed to large quantities of sulfide gas hot spring Should the unit be used in the...

Page 121: ...rotective vinyl on the level flap 4 Removal of protector Remove the protectors 2 pcs of the fan RAV SM801CT only Suction grille Pull out suction grille while pushing hook Suction grille fixing knob Hinge S l i d e Slide forward Side panel Level flap Protector Setup data 0000 0001 Standard At shipment High ceiling 1 3 5m or less 4 0m or less According to the conditions of installation setup time of...

Page 122: ...nstallation pattern Upper pipe draw out port Knockout hole Power supply cable take in port Knockout Remote controller cable take in port Knockout hole Left drain size B Hanging position A Refrigerant pipe Liquid side ØC Refrigerant pipe Gas side ØD Drain pipe connecting port Drain port VP20 Inner dia Ø26 hose attached Pipe draw out port Knockout hole 200 Liquid pipe 216 Gas pipe Power supply cable...

Page 123: ...se of taking pipe from right side Cut off the groove section with a metal saw or plastic cutter etc In case of taking pipe from left side Taking pipe from left side is applied only to the drain pipe The refrigerant pipe cannot be taken out from the left side Cut off the groove section with a metal saw or plastic cutter etc In case of taking pipe from upper side Taking pipe from upper side is appli...

Page 124: ...is no ceiling material Holding down of main unit 1 Attach washer and nuts to the hanging bolt 2 Hang the unit to the hanging bolt as shown the figure below 3 As shown in the figure below fix the ceiling material securely with the double nuts REQUIREMENT The ceiling surface may not be horizontal Be sure to confirm that width and depth directions are level Installation of remote controller Sold sepa...

Page 125: ...VP25 VP25 VP25 Extended ventilating pipe Adhesive inhibited Use the attached flexible hose and hose band for connecting the drain hose to the clear drain socket If applying the adhesive socket will be damaged and cause water leakage Drain up When not securing down slope on the drain pipe use a drain up kit sold separately Also refer to the Drain up kit installation manual The drain pipe can be rai...

Page 126: ...Covering the attached drain hose thermal insulator lap the thermal insulator procured locally to the drain pipe without clearance Confirm that soft hose is pushed in up to the end of the drain pan Fit the attached hose band to the end of the hose lay down the knob and then tighten hose band Drain pan Attached drain hose Connection of drain pipe Connect the hard vinyl chloride pipe procured locally...

Page 127: ...R22 0 to 0 5 Same as left Conventional tool used R410A R22 1 0 to 1 5 0 5 to 1 0 Outer diam of copper pipe 6 4 or 9 5 12 7 or 15 9 R410A R22 1 5 to 2 0 1 0 to 1 5 2 0 to 2 5 1 5 to 2 0 Outer diam of copper pipe 6 4 9 5 12 7 15 9 A R410A R22 9 1 9 0 13 2 13 0 16 6 16 2 19 7 19 2 Outer diam of copper pipe 6 4 mm diam 9 5 mm diam 12 7 mm diam 15 9 mm diam Tightening torque 14 to 18 1 4 to 1 8 kgf m 3...

Page 128: ...he pipe exposed to the outside causes water leak Piping with outdoor unit Shape of valve differs according to the outdoor unit For details of installation refer to the Installation Manual of the outdoor unit Air purge Using a vacuum pump perform vacuuming from the charge port of valve of the outdoor unit For details follow to the Installation Manual attached to the outdoor unit Never use the refri...

Page 129: ...omply with local regulations on running the wire from outdoor unit to indoor unit size of wire and wiring method etc Use the power cord and Inter connecting cable of specified thickness type and protective devices required REQUIREMENT For power supply wiring strictly conform to the Local Regulation in each country For wiring of power supply of the outdoor units follow the Installation Manual of ea...

Page 130: ...n the cover mounting screws 2 positions of the electric parts box and then remove the cover Slit the film of bushing attached to the power take in port and remote controller cable take in port and then pass through cables Connect the indoor outdoor connecting cables and the remote controller cable to the terminal block of the electric parts box Tighten screws of the terminal block securely and fix...

Page 131: ...cable from sensor part Connecting part Remote controller unit or sensor part Remote Controller Cabling Strip off approx 14mm the cable to be connected Non polarity 2 core cable is used for cabling of the remote controller Twist cable of the remote controller to be connected with cable of the remote controller unit or sensor and press fit them with a wire joint Wire joints White 2 pieces are includ...

Page 132: ...ower supply carry out the following procedure 1 Using 500V megger check 1MΩ or more exists between the terminal block 1 to 3 and the earth If 1MΩ or less is detected do not run the unit Do not apply to the remote controller circuit 2 Check the valve of the outdoor unit being opened fully To protect the compressor at activation time leave power ON for 12 hours or more be for operating How to execut...

Page 133: ... error occurred UNIT No CODENo R C No 1 Check the troubles according to the above procedure 2 Ask an authorized dealer or qualified service maintenance professional to repair or maintain the air conditioner 3 More details of the service code are explained in Service Manual Procedure 1 2 3 Description When pushing SET and buttons at the same time for 4 seconds or more the following display appears ...

Page 134: ...ons simultaneously for 4 seconds or more after a while the display part flashes as shown in the figure Check that the displayed item code is 10 If the item code indicates other than 10 push button to erase the display and then retry the operation from the first step For some time after button has been pushed the operation of the remote controller cannot be accepted In a group control the firstly d...

Page 135: ...ta 0000 0001 0003 0006 Standard filter At shipment Zeolite 3G deodorant filter High efficiency filter 65 Deodorant filter Ammonium filter Filter sold separately When using wireless remote controller To exchange the static pressure there is a method other than the abovementioned method by wired remote controller which is to shift the short plug on the indoor microcomputer P C board as shown in the ...

Page 136: ...ighting time None 150H 2500H At shipment 5000H 10000H To secure better effect of heating When it is difficult to obtain satisfactory heating due to installation place of the indoor unit or structure of the room the detection temperature of heating can be raised Also use a circulator etc to circulate heat air near the ceiling Follow to the basic operation procedure 1 2 3 4 5 6 For the item code in ...

Page 137: ...er such as water drops Tools Gauge manifold Charge hose Electronic balance for refrigerant charging Torque wrench nominal diam 1 4 3 8 1 2 5 8 Tools Flare tool clutch type Gauge for projection adjustment Vacuum pump adapter Gas leak detector Applicable to R22 model o o o Applicable to R22 model o Newly prepared They are special requirements for R407C separate from those for R22 o Existing tools ar...

Page 138: ... of the air filter and remove the hook of the suction grille Pull out the air filter toward you 3 Soak up dust with a cleaner or clean with wash If dust is heavy wash it with tepid water including neutral detergent or water After cleaning with water dry it completely in the shade 4 Mount the air filter 5 Close the suction grille Close the suction grille and then fix it securely while sliding knob ...

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