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1. Control wire and power wire between FS unit and indoor unit are the accessory parts of FS unit Wire length 6m If the length between indoor and FS unit exceeds 5m connect by using the connection cable kit sold separately RBC CBK15FE 48 6 ELECTRIC WIRING Connection of power supply wire with control wire Insert power supply wire and control wire after removing knockout of the piping wiring panel at front side of the outdoor unit Knockout for power supply wire f Knockout for control wire Piping wiring panel When insert power supply wire and control wire protect power supply wire and control wire from edge after removing knockout HR Power supply wire 1 Connect the power supply wires and earthing wire to the terminal block of the power supply through a notched section at side of the electric parts box and fix with a clamp 2 Bundle the power supply wires using the hole so that they are not out of the notched section of the electric parts box E Control wire 1 Connect the control wire between indoor and outdoor units and the control wire between outdoor units to U1 to U4 terminal section through a hole at side of the electric parts box 2 Use the control wire with 2 core shield wire 1 25mm2 or more in order to prevent noise trouble Non polarity NOTE 1 Be sure to separate the power supply wires and each control wire
2. Outdoor Power supply 380V 415V 3N 50Hz Outdoor Power supply 380V 415V 3N 50Hz Power supply S Single phase Header outdoor unit Fee OM ORIZ Follower outdoor unit Indoor unit i i FS unit See Remote controller Central remote controller Ui U2 terminal GU Pull box wi Earth leakage breaker Main switch o GI ef O iii i Earth i R Earth terminal L1IL2IL3TN U1 U2 u3 uAus u6 terminal L1IL2IL3TN U1 U2 u3 uAus us Ut U2 U3 u4 usTUE Control wiring between outdoor units Control wiring between outdoor units Control wiring between indoor and outdoor units Group control When connecting the plural indoor units to a FS unit CN CN 02 02 CN CN CN 01 01 01 Earth Earth Earth Earth Earth Earth Earth terminal terminal terminal terminal terminal terminal terminal O O OWN GE O O OLII LE O O N QUI AR e Power supply Single phase 220 240V 50Hz NOTE e
3. After the test operation has finished push CT button to stop the operation Display is same to that in procedure f Push A button to clear the test operation mode TEST in the display part disappears and the status changes to the usual stop status 61 In case of test operation on the interface P C board of the outdoor unit This air conditioner has a function which executes a test operation by operation of the switches on the interface P C board of the outdoor unit This function is classified into Individual test operation which performs a test operation individually in each indoor unit and Collective test operation which performs a test operation for all the connected indoor units lt Individual test operation gt Procedure Operation 7 segment display Set operation mode on wired remote controller of the indoor unit which is operated with test mode to COOL or HEAT When it is not set up operate the air conditioner with the current operation mode Set the rotary switch SW01 on the interface P C board of the header unit to 16 and match SW02 and SW03 to the address of the indoor unit to be operated with test mode Address display of the corresponding indoor unit Push SW04 for 10 seconds or more A e Operation mode changes to the operation mode of wired remote controller of the corresponding indoor unit L e Temperature cannot be adjusted during Test operation Addr
4. Discharge gas pipe 19 1 Liquid pipe Use pipes attached with the Flow Selector unit The accessory pipes are not flared Flare them before using its Multi indoor unit connection For selection of the branching pipe refer to the Installation Manual attached to the outdoor unit Material Outdoor unit Follower selector unit Indoor unit O12 7 Seamless phosphorus deoxidized copper pipe for air conditioning Flow Selector unit RBM Y1122FE Y1802FE Y2802FE Indoor unit capacity code Indoor unit side pipe size mm Gas pipe Less than 11 2 11 2 or more less than 18 0 18 0 or more less than 22 0 Liquid pipe Outdoor unit side pipe size Suction gas pipe Discharge gas pipe Liquid pipe Connectable indoor units x1 Be sure to use the attached pipes with flare nut with the Flow Selector unit They are shipped as the accessories because the attached pipes cannot be flare processed at the local site 72 5 REFRIGERANT PIPING lt RBM Y1122FE Use pipes attached with the Flow Selector unit gt Flare Flare Attached pipe Pipe procured locally Brazing Discharge gas pipe Pipe procured locally Liquid pipe Gas pipe Suction gas pipe Liquid pipe Flare Flare Discharge gas pipe Pipe procured locally Liquid pipe ER Gas pipe Suction gas
5. Newly prepared It is necessary to use it properly exclusive to R410A separated from those for R22 or R407C O Former tool is available Used tools Proper use of tools parts Gauge manifold Vacuuming or charging of Newly prepared Exclusive to R410A refrigerant and operation check Charging hose Newly prepared Exclusive to R410A Charging cylinder Charges refrigerant Unusable Use the Refrigerant charging balance Gas leak detector Checks gas leak Newly prepared Vacuum pump Vacuum drying Usable if a counter flow preventive adapter is attached Vacuum pump with counter Vacuum drying R22 Existing article flow preventive adapter Flare tool Flare processing of pipes Usable by adjusting size Bender Bending processing of pipes R22 Existing article Refrigerant recovery device Recovers refrigerant Exclusive to R410A Torque wrench Tightens flare nut Newly prepared exclusive to 12 7mm and 15 9mm Pipe cutter Cuts pipes R22 Existing article Refrigerant cylinder Charges refrigerant Exclusive to R410A Refrigerant name entered Welding machine Welding of pipes R22 Existing article Nitrogen gas cylinder Refrigerant charging balance Charges refrigerant R22 Existing article Refrigerant piping e Piping material used for the conventional refrigerant cannot be used e Use copper pipe with 0 8mm or more thickness for OG A 09 5 12 7mm Use cop
6. Flow Selector unit 81 el Indoor PC board R L S L terminal block for power supply Cord clamp Power supply NOTE 1 way Air Discharge Cassette Type MMU AP 2YH Series wiring refer to the Under Ceiling Type page 19 Attached wire Power supply Power supply Attached wire Control wiring Concealed Slim Duct Type MMD AP 1SPH Series Control wire for flow selector ge Power supply cord flow selector Power supply Cable cramp Remote controller wire cord for unit Concealed Duct High Static Pressure Type MMD AP 1H Series Indoor P C board Wire joint Attached Black PRE gel o R L S N terminal block Attached wire Earth screw power supply for power supply Control wiring Earth screw for Attached wire Connect to the lead wires Flow Selector unit Power supply red and white on R L and S N 82 6 ELECTRIC WORK Under Ceiling Type MMC AP 1H Series 1 way Air Discharge Cassette Type MMU AP k2YH Series R L S N terminal block for power supply Indoor P C board Attached wire Fston connection Control wiring Cord clamp CN081 Black Earth arth screw Cord clamp Power supply Attached wire Earth screw for Flow Selector unit Power supply High Wall Type MMK AP 1H Series OE Earth screw for Indoor PC board Wire joint Attached Flow Selector unit Attached wire L Control wiring des po UI Attached
7. L shape pipe WA L shape pipe Attached pipe a ee G Attached pipe Pipe Attached pipe we mks Socket S Se Pipe Pipe Pipe e Extruding margin of copper pipe with flare machining B Unit mm Rigid Clutch type i Copper pipe outer dia Imperial Wing nut R410A tool used Conventional tool used 1 5 to 2 0 1 0 to 1 5 2 0 to 2 5 When using the conventional flare tool to e Extruding margin of copper pipe with flare tools connect R410A pipes with flaring make a A Unit mm margin approx 0 5mm longer than that of R22 A pipe so that the flare size matches with the Copper pipe outer dia 0 3 specified one It is convenient to use a copper pipe gauge for size adjustment of the extruding margin 34 5 REFRIGERANT PIPING e Coupling size of brazed pipe Connected section External size Internal size Unit mm Connected section Standard outer dia of External size Internal size Min depth Min thickness connected copper pipe Standard outer dia Allowable difference of insertion Oval value of coupling c 6 35 0 03 9 52 0 03 i g 0 08 or less 12 70 0 03 15 88 0 03 19 05 0 03 22 22 0 03 0 06 or less 0 10 or less 0 13 or less 0 15 or less 0 16 or less 28 58 0 04 0 20 or less 34 90 0 04 Selection of pipe materials and size e Selection of pipe materi
8. 16 INSTALLATION Installation location A WARNING e Select a location for installation that will be able to safely bear the weight of the unit If the installation location is not strong enough to support the unit and the unit falls injury could result A CAUTION e Do not install the unit in a location where combustible gases could conceivably leak Leaking gases that accumulate in the vicinity of the unit could be ignited by the unit REQUIREMENT A location that permits level installation of the unit A location that provides enough space to service the unit safely A location where water draining from the unit will not pose a problem Avoid the following types of locations Locations where salt is present in large amounts Seaside areas or where sulfuric gases are present in large amounts hot springs areas If the unit is to be used in such areas special maintenance is necessary Locations that generate oils including machine oils steam oily smoke or corrosive gases Locations where organic solvents are used Locations in the vicinity of equipment that generates high frequency signals Locations where the outdoor unit will blow in the direction of a neighbor s window Locations where the noise of the outdoor unit will pose a problem Locations with poor air circulation Electric wiring A WARNING Check that earthing practice is correctly performed Grounding is necessary If earthing practice is incomplete an ele
9. Manual address setup is also available besides automatic setup Automatic address Setup from SW15 on the interface P C board of the outdoor unit Manual address Setup from the wired remote controller It is temporarily necessary to set the indoor unit and wired to 1 1 In group operation and in time without remote controller Automatic Address Setup Without central control To the address setup procedure 1 With central control To the address setup procedure 2 However go to the procedure 1 when the central control is performed in a single refrigerant line Example In case of central control in a single refrigerant line In case of central control over refrigerant lines Address setup procedure To procedure 1 To procedure 2 Wire systematic diagram LaF aN a N Outdoor Centralremote Outdoor Central remote Outdoor Outdoor Central remote controller controller controller Indoor Indoor Indoor Indoor Indoor Indoor Seu D Remote Remote Remote Remote Remote Remote controller controller controller controller controller controller Header unit interface P C board Address setup procedure 1 Turn on power of indoor outdoor units 1 In order of indoor gt Outdoor After approx 1 minute check that U 1 LO8 U 1 flash is D600 D601 D602 D603 D604 displayed in 7 segment displ
10. 2 Arrange the power supply wires and each control wire so that they do not contact with the bottom surface of the outdoor unit 3 A terminal block U3 U4 terminal blocks for connecting an optional part Central remote controller is provided on the header unit so be careful to miswiring U1 U6 Terminal U1 U2 For wiring for control wire between indoor outdoor unit U3 U4 For Central remote controller etc U5 U6 Not use this model Earth screw Power supply terminal block 1 leie DD L3 N Ole 10mm or more L1 L2 L3 N ES Se G Clamp Earth line Power supply wire P C board 49 ADDRESS SETUP In this air conditioner it is necessary to set up the indoor address before starting the operation Set up the address in the following procedure CAUTION Set up address after wiring work Be sure to turn on the power in order of indoor unit outdoor unit If turning on the power in the reverse order a check code E19 is output When a check code is output turn on the power again It requires maximum 10 minutes Usually approx 5 minutes to set up automatically an address to 1 system To set up an address automatically the setup at outdoor side is necessary Address setup cannot be performed by power ON only To set up an address it is unnecessary to operate the air conditioner
11. 7 TEST run display Displayed during a test run 8 Flap position display for 4 Way Air Discharge Cassette Type and Under Ceiling Type model only Displays flap position 9 SWING display Displayed during up down movement of the flap 10 Set up temperature display The selected set up temp is displayed 1 1 Remote controller sensor display Displayed while the sensor of the remote controller is used 12 13 14 15 PRE HEAT display Displayed when the heating operation starts or defrost operation is carried out While this indication is displayed the indoor fan stops or the mode enters in LOW Operation ready display Displayed when cooling or heating operation is impossible because the outdoor temperature goes out of the operable range No function display Displayed if there is no function even if the button is pushed Air volume select display The selected air volume mode is displayed AUTO ASY ety D MED a ou 2 In the Concealed Duct SEH Static Pressure type models HIGH only is displayed for the air speed Mode select control display Displayed when pushing Operation mode select E button while the operation mode is fixed to heating or cooling by the system manager of the air condi tioner Central control display Displayed when using the remote controller together with the central control remote controller etc If Remote controller is prohibited at the centralcontrol side fl
12. Attached wire Power supply Faston connection R L S N terminal block for power supply 84 6 ELECTRIC WORK Floor Standing Concealed Type MML AP 1BH Series Indoor P C board Cord clamp Earth screw for Faston connection Flow Selector unit Attached wire DON T APPLY 220 240V a R L S N terminal block Power supply for power supply Earth screw 85 WR Setting when connecting multiple indoor units to a FS unit Cautions to connection of indoor unit e When connecting the multiple indoor units to a single FS unit it is necessary to set up the Item code Be sure to set up the Item code after setup of address e When connecting the multiple indoor units to a single FS unit only group control is available For the indoor unit a remote controller cannot be individually connected FS unit Piping Indoor unit Control wiring between indoor unit and FS unit Remote controller A Group control WR Incorrect example of connection When connecting the multiple indoor units to a single For the indoor unit a remote controller cannot be FS unit the indoor units which are connected with the individually connected multiple FS units are unavailable for the group control by a single remote controller Piping FS unit FS unit Piping FS unit Piping Indoor Indoor ME unit WW unit Control wiring Control wiring between between indoor unit indoor unit and FS unit and FS unit Remote
13. 024 to 056 type 072 to 096 type Piping of indoor unit 007 to 012 type Piping of indoor unit Between branching and indoor unit 2 015 to 018 type Selection for branching section Total capacity code of indoor unit Model name Y Shape branching joint 3 4 For 3 piping RBM BY53FE Equivalent to capacity Equivalent to HP Below 18 0 Below 6 4 For 2 piping RBM BY53E 18 0 to below 40 0 6 4 to below 14 2 RBM BY103FE RBM BY103E 40 0 to below 70 5 14 2 to below 25 2 RBM BY203FE RBM BY203E 70 5 or more 25 2 or more RBM BY303FE RBM BY303E For Branching Below 40 0 Below 14 2 RBM HY1043FE RBM HY1043E 4 Branching 40 0 to below 70 5 14 2 to below 25 2 RBM HY2043FE RBM HY2043E header 3 4 5 For Below 40 0 Below 14 2 RBM HY1083FE RBM HY1083E 8 Branching 40 0 to below 70 5 14 2 to below 25 2 RBM HY2083FE RBM HY2083E T Shape branching joint For connecting outdoor unit For RBM BT13FE model only one set of four types of T joints is packaged with a unit each Therefore No of T joints corresponding to No of units of the system should be procured when work at local site e Balance pipe 9 52 x 1 e Piping at liquid side 912 7 to 22 2 x 1 e Piping at discharge gas side 019 1 to 28 6 x 1 e Piping at suction gas side 922 2 to 38 1 x 1 36 RBM BT13F
14. 1 Be sure to handover to customers Se Suction gas pipe 25 to 22 special form connecting pipe Attached pipe 1 O For drawing out forward downward e Suction gas pipe 225 to 28 6 special form connecting pipe Attached pipe z En 1 qd For drawing out forward Atach dpibe S _ 1 Suction gas pipe 225 to 28 6 special form connecting pipe pip For drawing out downward CT Discharge gas pipe 215 9 to 19 1 special form connecting wi Attached pipe 1 l 1 pipe For drawing out downward ZE 22 Attached pipe 1 1 1 Discharge gas pipe 15 9 to 19 1 special form connecting fe Q PIP pipe For drawing out forward Ge st Es Liquid pipe 912 7 connecting pipe Attached pipe 1 1 o For drawing out forward Z el E This air conditioner requires the indoor unit remote controller Flow selector unit and Y shape branching joint or branching header Select one according to the capacity SAFETY CAUTION e Please read this Safety Cautions thoroughly before installation to install the air conditioner and flow selector correctly e The important contents concerned to the safety are described in the Safety Cautions Be sure to keep them For Indications and their meanings see the following description H Explanation of indications A WARNING Indicates possibilities that a death or serious injury of personnel is caused by an incorrect handling A CAUTION Indicates contents that an injury 1 or property damage
15. Avoid the following places Salty place seaside area or place with much gas sulfide hot spring area If selecting such a place a special maintenance is required Place where oil including machine oil steam oil smoke or corrosive gas generates Place where a device generating high frequency inverter non utility generator medical apparatus or communication equipment is set A bad influence may generate by malfunction of the air conditioner control error or noise for such equipment Place where discharged air of the outdoor unit blows against windows of neighbor Place where operation sound of the outdoor unit transmits Especially at the boundary line with neighbor install the air conditioner considering the noise Place unbearable to weight of the unit Place with ill ventilation Installation space Considering functions reserve space necessary for installation work and servicing Air outlet Outdoor unit top view Rear side 7 500mm or more 7 Air inl Air inlet ir inlet 10mm ZY SS 4 or more 7 A Air inlet 7 S 10mm is 2 500mm or more lle gt 2 T z oo A 20mm or more 20mm or more or more Air inlet S ZY Yj Front side YY A case of 3 units are installed 8 Installation work NOTES EE EENS 1 If there is an obstacle at the upper side of the outdoor unit reserve Square hole for handling a space by 2000mm or more to the top end of the outdoor uni
16. Line address gt 2 Using the setup temp M CD buttons set 7 GEECER to the item code Indoor 3 Using the timer time buttons set up the line address Match it with the line address on the interface P C Remote ane Follower board of the header unit in the identical refrigerant line Header 4 cer Line address 1 1 1 2 2 Push button Indoor address gt 1 2 3 1 2 Group address 1 2 2 2 2 Indoor address gt 5 Using the setup temp CY buttons set 7 to the item code OK when display goes on In the above example under condition of 6 no inter unit wire of the wired remote Using the timer time buttons set up the controller set the address after individual indoor address connecting of the wired remote controller 7 Push S button OK when display goes on Group address gt 8 Using the setup temp Cv C4 buttons set 7 Group address to the item code Individual 0000 ot SECH In case of group control 9 Using the timer time buttons set Individual 707 Header unit AAL Follower unit 0202 10 Push S button OK when display goes on Operation procedure 17 Push button Setup operation finished 1 2 S 3 S 4 d 5 6 S Status returns to normal stop status ZB 9 10 117 Ena Eg a Data Item code aS 3 6 9 J J CS SWING FIX 11 ie UNIT GG 53 Note 1 When setting
17. PLACE Installation space e Make space for installation and service Make space to the electrical parts box cover side for service e When installing the unit inside the ceiling be sure to create a check port The check port is required when the unit is installed and serviced Check port 450 x 450 or more e Keep a clearance of 50mm or more between the top panel of the unit and the ceiling e The length of a connection pipe to the indoor unit should be 15m or less lt Installation space gt RBM Y1122FE RBM Y1802FE lt RBM Y1122FE RBM Y1802FE gt Outdoor unit side 50 or more Refrigerant pipe connecting port Discharge gas Refrigerant pipe connecting port Liquid Refrigerant pipe connecting port 200 or more 50 or more 200 or more Suction gas lt RBM Y1122FE When attached pipes are used gt 50 or more 50 or more 300 or more 300 or more RBM Y2802FE lt RBM Y2802FE When attached pipes are used gt 100 or more 400 or more 400 or more 100 or more 69 700 or more 500 or more Indoor unit side Refrigerant pipe connecting port Liquid A efrigerant pipe connecting port Gas anging bracket Electrical parts box cover IN Check port 450 x 450 b Electrical parts box cover IN Check port 600 x 600 4 INATALLATION OF FLOW SE
18. circuit system error Magnet switch error Overcurrent relay operation Oil level detective circuit system error Outdoor line address duplicated Number of indoor units with priority Duplication of indoor units with priority Indoor group Address unset Outdoor capacity unset Detected indoor address Flow selector unit error Outdoor connected quantity over IPDU quantity information IPDU quantity error Detected indoor address External interlock of indoor unit Extended WC error Discharge temp TD1 error 01 Compressor 1 side 02 Compressor 2 side High pressure SW system operation 01 Phase missing detection 02 Phase order error Phase missing detection Phase order error 01 Compressor 1 side 02 Compressor 2 side Heat sink overheat error Detected indoor address Indoor overflow error Outdoor liquid back detection error 01 TS condition 02 TD condition Gas leak detection Discharge temp TD2 error Detected outdoor unit number 4 way valve inverse error High pressure protective operation 0 IGBT short 1 Fan motor position detective circuit error 8 Fan motor lock trouble C TH sensor temp error Heat sink overheat Das TH sensor error Outdoor fan IPDU error 01 Compressor 1 side 02 Compressor 2 side IGBT short protection error 01 Compressor 1 side 02 Compressor 2 side 64 Compressor
19. conditioner If keeping operation as the air conditioner is defective a fire electric shock or trouble may be caused Do not use Super HRM for other than personal usage where the ambient temperature may go down below 5 C For example OA equipment Electric device Food Animals and plants Art object Warning on moving repair Never modify the air conditioner A fire or electric shock may be caused For repair leave it to the dealer which you have purchased the air conditioner If an incomplete repair is performed a fire or electric shock may be caused When moving or re installing the air conditioner contact the dealer which you have purchased the air conditioner or the special engi neer If an incomplete installation is performed a fire electric shock injury or water leakage may be caused CAUTION Caution on installation Check the drain pipes are installed so that they can drain water securely If the piping is incomplete water leakage occurs resulted in moisture on furniture Check the earth leakage breaker is attached It is necessary to attach an earth leakage breaker Otherwise it causes an electric shock Check the air conditioner is installed at a place where flam mable gas will not leak If gas leaks and accumulates in the unit surroundings an outbreak of fire may be caused Check the outdoor unit is fixed on the base If it is not fixed securely on the ba
20. conservation by curtailing heat and carrying power etc Most importantly the multi air conditioner system is able to replenish a large amount of refrigerant compared with conventional individual air conditioners If a single unit of the multi conditioner system is to be installed in a small room select a suitable model and installation procedure so that if the refrigerant accidentally leaks out its concentration does not reach the limit and in the event of an emergency measures can be made before injury can occur In a room where the concentration may exceed the limit create an opening with adjacent rooms or install mechanical ventilation combined with a gas leak detection device The concentration is as given below Total amount of refrigerant kg Min volume of the indoor unit installed room m lt Concentration limit kg m The concentration limit of R410A which is used in multi air conditioners is 0 3kg m NOTE 1 If there are 2 or more refrigerating systems in a single refrigerating device the amounts of refrigerant should be as charged in each independent device Outdoor unit e g charged amount 10kg e g charged amount 15kg MEE L_ C E C L Room A Room B Room C Room D Room E Indoor unit For the amount of charge in this example The possible amount of leaked refrigerant gas in rooms A B and C is 10kg The possible amount of leaked refrigerant gas in rooms D E and F is 15k
21. controller SO LS a Group control Remote controller NE How to set up Item code TEST 7 Push cao buttons simultaneously for 4 seconds or more ALL is displayed in the UNIT No window e In this time the fans of all the indoor units in the group control start the fan operation serene E WATE EIN 2 Using the set temperature buttons Cy CAD select the Item code 0E DON OFF O er CD 3 Change SET DATA to 01 by the timer 2 I 3 buttons SA CX 5 SC Se SEN v Cr Ca 4 Push 5 button 1 5 Push GG button Then the setup finished 4 WARNINGS ON REFRIGERANT LEAKAGE Important Check of Concentration Limit The room in which the air conditioner is to be installed requires a design that in the event of refrigerant gas leaking out its concentration will not exceed a set limit The refrigerant R410A which is used in the air conditioner is safe without the toxicity or combustibility of ammonia and is not restricted by laws to be imposed which protect the ozone layer However since it contains more than air it poses the risk of suffocation if its concentration should rise excessively Suffocation from leakage of R410A is almost non existent With the recent increase in the number of high concentration buildings however the installation of multi air conditioner systems is on the increase because of the need for effective use of floor space individual control energy
22. e While other indoor units operate the fan on indoor units on stand by rotates to protect the machine once per approx 1 hour for several minutes Protective device High pressure switch The high pressure switch stops the air conditioner automatically when excessive load is applied to the air conditioner If the protective device works the operation lamp keeps lit but the operation stops When the protective device works check characters A in the remote controller display part flash The protective device may work in the following cases e When suction or discharge port of the outdoor unit closed e When strong wind blows continuously against discharge port of the outdoor unit e When dust or dirt is excessively adhered to air filter of the indoor unit e When discharge port of the indoor unit is blocked Cooling heating operation of Heat Recovery Multi air conditioner e When the outdoor temperature goes out of the operable range cooling or heating operation may not be performed in order to protect the equipment In this case goes on Characteristics of heating operation e Hot air is not out immediately after the operation has started After 3 to 5 minutes differs according to room or outside temperature has passed and the indoor heat exchanger has been warmed up hot air blows out e During operation the outdoor unit may stop if outside temperature becomes high e When other outdoor unit performs heating
23. heard and the operation sound may become larger for 2 or 3 minutes immediately after the operation has started They are flowing sound of refrigerant or draining sound of dehumidifier This is sound generated when heat exchanger etc expand and contract slightly due to change of temperature Various smell such as one of wall carpet clothes cigarette or cosmetics adhere to the air conditioner Do not the outdoor temperature go out of the specified range When the manager of the air conditioner has fixed the operation to COOL or HEAT and an operation contrary to the setup operation is performed When fan operation stopped to prevent discharge of hot air Since refrigerant is flowed temporarily to prevent stay of oil or refrigerant in the stand by indoor unit sound of flowing refrigerant Kyururu or Shaa may be heard or white steam when other indoor unit operates in HEAT mode and cold air in COOL mode may be blow out Sound is generated when the expansion valve operates when power has been turned on Is the timer ON or OFF Does not operate Is it a power failure Is the power switch turned off Is the power fuse or breaker blown Has the protective device operated The operation lamp goes on Is the timer ON The operation lamp goes on Do not the outdoor temperature go out of the specified range Is the suction port or discharge port of the outdoor unit obstructed Are any doo
24. is discharged when heating operation is performed Air inlet Zz They are provided at front rear left C p and right sides C C Fixing leg ef Refrigerant pipe connecting hole Connecting valve is included inside here PARTS NAME OF REMOTE CONTROLLER Display section In the display example all indicators are displayed for the explanation In reality only the selected contents are indicated e When turning on the leak breaker at the first time SET DATA flashes on the display part of the remote controller While this display is flashing the model is being automatically confirmed Accordingly wait for a while after Ce SET DATA display has disappeared and then use the remote controller Be S ES Display section FAN Operation section SWINGIFIX VENT UW S Es p ETa T SET DATA display Displayed during setup of the timer 2 Operation mode select display The selected operation mode is displayed 3 CHECK display Displayed while the protective device works or a trouble occurs 4 Timer time display Time of the timer is displayed When a trouble occurs the check code is displayed Timer SETIN setup display When pushing the Timer SETIN button the display of the timer is selected in order of OFF C9 OFF repeat OFF timer gt ON No display 6 Filter display If FILTER F4 is displayed clean the air filter
25. pipe S pip Liquid pipe lt RBM Y2802FE Use pipes attached with the Flow Selector unit gt Attached pipe Flare processing Attached pipe Brazing Pipe supplied locally ae HT Discharge gas pipe l Liquid pipe Et le IJ HA Gas pipe Suction gas pipe O CB Paie 73 GE E 1 Cut the pipe with a pipe cutter COD E Obliquity e CSR V SS 7 Insert a flare nut into 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 copper pipe J 77 4 D Flaring diam Meter size A Unit mm A Outer di m of In case of flaring for R410A with the copper pipe conventional flare tool pull it out approx 0 5mm more than that for R22 to adjust to the specified flare size The copper pipe gauge is useful for adjusting projection margin size Projection margin in flaring B Unit mm Rigid Clutch type Outer diam of R410A tool used Conventional tool used copper pipe R410A R22 R410A R22 A Same as left 1 0 to 1 5 0 5 to 1 0 Ut Same as left 1 0 to 1 5 0 5 to 1 0 D Same as left 1 0 to 1 5 0 5 to 1 0 Imperial Wing nut type Outer diam of copper pipe 1 5 to 2 0 1 0 to 1 5 2 0 to 2 5 1 5 to 2 0
26. position detective circuit system error Accessory parts and Parts to be procured locally Q ty RBM Y1122FE Y1802FE Y2802FE Part name Installation Manual Be sure to hand over to customers Attached wire For power supply For power supply from indoor unit 3 core 6m Attached wire For control wiring For communication with indoor unit 5 core 6m For heat insulating of suction gas discharge gas Heat insulating pip and gas pipe connecting sections Heat insulating pip For heat insulating of discharge gas For heat insulating of liquid pipe connecting Heat insulating pip section Attached pipe 9 5 6 4 connection pipe Attached pipe 15 9 12 7 connection pipe Attached pipe 22 2 19 1 flare connection pipe with flare nut Attached pipe 15 9 O19 1 flare connection pipe Attached pipe 15 9 O9 5 connection pipe Wire joint For connection with certain indoor units 1 PRECAUTIONS FOR SAFETY Ensure that all Local National and International regulations are satisfied Read this PRECAUTIONS FOR SAFETY carefully before Installation The precautions described below include the important items regarding safety Observe them without fail After the installation work perform a trial operation to check for any problem Follow the Owner s Manual to explain how to use and maintain the unit to the customer Turn off the main power
27. provided to some models in the series Under Ceiling Type Button Button to open close the suction port Air filter SE Removes dust or trash Provided on the suction port High Wall Type MMK AP0071H to AP0241H Air inlet grille Air in the room is sucked from here Air inlet Suction duct is connected Drain pan Earth screw It is included in the electric parts box ae Air outlet Discharge duct is connected Air inlet port The air in the room is sucked in from this port bass Earth screw Earth screws are provided in the electric parts box Air outlet Air outlet flap Change the direction of the air to be discharged according to cool heat mode Earth screw Earth screws are provided in the electric parts box Air filter Removes dust and trash Air filter is provided in the air inlet grille MMK AP0072H to AP0122H Air inlet grille Air in the room is sucked from here Air filter Removes dust and trash Air filter is provided in the air inlet grille Air outlet Air outlet flap Change the direction of the air to be discharged according to cool heat mode Earth screw a Earth screws are provided in the electric parts box Air outlet Air outlet flap Change the direction of the air to be discharged according to cool heat mode Weekly timer RBC EXW21E2 Cent
28. remained air nitrogen gas etc in the unit If gas remains an absence of faculties may be caused After the airtight test discharge nitrogen gas Then connect the gauge manifold to the service ports at suction gas side discharge gas side and liquid side and connect the vacuum pump as shown in the following figure Be sure to perform vacuuming for suction gas side discharge gas side liquid side and balance pipe e Be sure to perform vacuuming from both suction gas side discharge gas side liquid side and balance pipe e Be sure to use a vacuum pump with counter flow preventive function so that oil in the pump does not back up in the pipe of the air conditioner while the pump stops If oil in the vacuum pump enters in the air conditioner with R410A refrigerant a trouble is caused in the refrigerating cycle Low High pressure pressure Connected to indoor unit gauge gauge Sak Packed valve fully closed a Main pipe SS Suction gas side VL Vu Gauge Detailed drawing of packed valve Outdoor unit O_O manifold Suction gas side i i service port F To gauge manifold den Suction gas side 26 4 Lei Discharge gas side packed valve SEE Copper pipe service port por j gt Fully Discharge gas side To outdoor closed H ball valve nit Gi d
29. stopped at the desired C E D CPO position SWING FIX VENT CED E k FILTER 3 c RESET TEST UNIT UNIT e To set up the air direction individually push C gt button to display each indoor unit No in a group control Then set up the air direction to a displayed indoor unit 1 2 3 e If there is no display all the indoor units can be oper ated collectively Every pushing lt gt button the display exchanges as SOS PE er RERO ES ep Ont Monte shown in the figure Unit No 1 4 lt Unit No 1 3 1 way Air Discharge Cassette Type 1H Series Adjustment of air direction upward downward In Cooling operation In cooling operation use the air outlet flap with horizontal set point so that the cold air diffuses in whole room In Heating operation In heating operation use the air outlet flap with downward set point so that the hot air blows at the foot Adjustment of air direction rightward leftward To change the discharge direction to right or left side set the vertical grille inside of the air outlet flap to the desired direction Setup of air direction and swinging Refer to description of 2 way Air Discharge Cassette Type 11 Under Ceiling Type 1 way Air Discharge Cassette Type 2SH Series e While the air conditioner stops the horizontal flap Up Down air direction adjustment plate automatically directs upward e While the air conditioner is in rea
30. supply switch or breaker before the unit maintenance Ask the customer to keep the Installation Manual together with the Owner s Manual CAUTION New Refrigerant Air Conditioner Installation e THIS AIR CONDITIONER ADOPTS THE NEW HFC REFRIGERANT R410A WHICH DOES NOT DESTROY OZONE LAYER The characteristics of R410A refrigerant are easy to absorb water oxidizing membrane or oil and its pressure is approx 1 6 times higher than that of refrigerant R22 Accompanied with the new refrigerant refrigerating oil has also been changed Therefore during installation work be sure that water dust former refrigerant or refrigerating oil does not enter the refrigerating cycle To prevent charging an incorrect refrigerant and refrigerating oil the sizes of connecting sections of charging port of the main unit and installation tools are charged from those for the conventional refrigerant Accordingly the exclusive tools are required for the 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 65 WARNING Ask an authorized dealer or qualified installation professional to install maintain the air conditioner Inappropriate installation may result in water leakage electric shock or fire Turn off the main power supp
31. the center arm to the left and remove the grille Do not use metallic scrubbing brush or other hard brushes e Use of such hard objects will cause scratches on the surface of the grille and the metal coating to peel off e If very dirty clean the air inlet grille with a neutral detergent for kitchen use and rinse it off with water the two sides of the air conditioner and push in completely and then push in the center arm Check that the center arm has been completely inserted and close the air inlet grille e Push the arrow locations Four at the bottom of the air inlet grille to check whether the grill is completely closed Cleaning of main unit remote controller CAUTION Wipe them with soft and dry cloth A cloth dampened with cold water may be used on the indoor unit if it is very dirty Never use a damp cloth on the main unit and remote controller Do not use a chemically treated duster for wiping or leave such materials on the unit for long It may damage or fade the surface of the unit coh Do not use Do not use benzine thinner polishing powder or similar solvents for cleaning These may cause the plastic surface to crack or deform 20 If you do not plan to use the unit for more than 1 month 1 Operate the fan for 3 to 4 hours to dry inside
32. the unit e Operate FAN mode 2 Stop the air conditioner and turn off the main power switch or the circuit breaker will wipe soft and dry cloth Checks before operation 1 Check that the air filters are installed 2 Check that the air outlet or inlet is not blocked 3 Turn on the main power switch or the circuit breaker for the main power supply to the air conditioner Use after drying when it has not been used for a long time For Air conditioning system which 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 performance icing water leaking and even compressor failure HINTS FOR ECONOMICAL OPERATION Maintain room temperature at comfortable level Clean air filters The clogged air filter impairs the performance of the air conditioner Never open doors and windows 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 dire
33. to 82 6 8 to 8 2 kgf m 33 Pipe connecting method of valve Example Using the attached pipes as shown in the following figure braze elbows sockets and pipes which are procured locally Drawing out forward Drawing out downward Pipe connection at the local site Liquid pipe Use the attached pipe for connection Bend rightward slightly Use the attached pipe L shape and connect it with Use the attached pipe Straight pipe and connect it Discharge gas pipe socket with socket Cut L shape pipe and connect it with elbow attached Cut L shape pipe and connect it with attached pipe Suction gas pipe pipe and socket and socket Suction gas pipe Suction gas pipe Suction gas pipe Suction gas pipe MAP0802FT8 Discharge MAP1002FT8 A des Ke Gi E L shape pipe Gu a Attached pipe per Socket Attached pipe Socket S Pipe Pipe connection at the local site Liquid pipe Use the attached pipe for connection Bend rightward slightly Use the attached pipe Straight pipe and connect it Discharge gas pipe Use the attached pipe and connect it with socket with socket Cut L shape pipe and connect it with attached pipe Suction gas pipe Cut L shape pipe and connect it with attached pipe ant SOCK Suction gas pipe Suction gas pipe SONON PP Suction gas pipe i I Cut MAP1202FT8 GE j Liquid pipe Suction gas pipe
34. to charge the liquid refrigerant into service port at liquid side If the specified amount of refrigerant cannot be charged open fully valves of outdoor unit at liquid and discharge suction gas sides balance side operate the air conditioner in COOL mode under condition that valve at suction gas side is a little returned to close side and then charge refrigerant into service port at suction gas side In this time choke the refrigerant slightly by operating valve of the bomb to charge liquid refrigerant The liquid refrigerant may be charged suddenly therefore be sure to charge refrigerant gradually When refrigerant leaks and refrigerant shortage occurs in the system recover the refrigerant in the system and recharge refrigerant newly up to the correct level REQUIREMENT lt Entry of refrigerant charge amount gt Fill the additional refrigerant record column of the wiring diagram indication plate with the additional refrigerant amount at installation work total refrigerant amount and the name of the service man who charged refrigerant at installation time The total refrigerant amount means the total value of the refrigerant amount at shipment and the additional refrigerant amount at installation time The refrigerant amount at the shipment is one described on the Unit nameplate 41 Full opening of valve e Open valve of the outdoor unit fully e Using 4mm hexagonal wrench open fully the valve rods at liquid sides e U
35. unavailable otherwise a serious accident such as crack or human injury is caused A person qualified for the electric work should deal with the electric construction conforming to the regulations of the local electric company and the Installation Manual Be sure to use the exclusive circuit If there is capacity shortage of the power supply circuit or incomplete installation a fire or an electric shock is caused For wiring use the specified wires and connect them securely so that external force of wire does not transmit to the terminal connecting section If connection or fixing is incomplete a fire etc may be caused Be sure to connect earth wire Do not connect earth wire to gas pipe water pipe lightning rod nor earth wire of telephone If grounding is incomplete an electric shock is caused 43 CAUTION Do not install the air conditioner at a place where combustible gas may leak If gas leaks and is collected at surrounding the unit the production of fire may be caused Be sure to attach an earth leakage breaker otherwise an electric shock may be caused Using a torque wrench tighten the flare nut in the specified method If the flare nut is exceedingly tightened the flare nut is broken and a refrigerant leakage may be caused after a long time has passed 6 ELECTRIC WIRING A WARNING Using the exclusive circuit a person qualified for electrician shall work for the electric work in conformance with the regulat
36. with horizontal set point so that the cold air diffuses in whole room In Heating operation In heating operation use the air outlet flap with downward set point so that the hot air blows at the foot How to change the air outlet port Change the air outlet port in the following procedure 1 Take off two fixing screws of the air outlet port The fixing screws are reused 2 Insert the hand into the air outlet port and push up it a little and then remove the air outlet port from the claw hook at rear side Lift up the air outlet port upward and remove it Reverse the air outlet port and attach it to the main unit Pay attention so that four claw hooks two at rear and lower sides each are hooked at mounting position Be sure to tighten the air outlet port with the re moved fixing screws so that the air outlet port does not come off 14 Floor Standing Type Adjustment of air direction upward downward In Cooling operation In cooling operation move the flap with hands and use it with horizontal air outlet point so that the cold air diffuses in whole room In Heating operation In heating operation move the flap with hands and use the horizontal flap with downward set point so that the hot air blows at the foot Adjustment of air direction rightward leftward In case of using unsymmetrical air directions Lift up the vertical flap lightly direct it toward the desired direction and l
37. 0 240V 50Hz Indoor unit earth screw Je 4 Earth screw k E 1 1 Cord clamp LTEN HE System wiring diagram Outdoor Power supply Outdoor Power supply Outdoor Power supply 380V 415V 3N 50Hz 380V 415V 3N 50Hz 380V 415V 3N 50Hz Pid Power Siipply E EE Header outdoor unit 220 240V 50Hz Follower outdoor unit Indoor unit FS unit i Remote controller Earth Central remote controller terminal D Pull box i i Earth leakage breaker Main switch of ef Earth i Bo E Earth i A terminal L1 L2 L3 N U1 U2 U3 UATUs TUE terminal L1IL2IL3TN U1 U2 u3 uAus us U1 U2 U3 u4 usTUE Control wiring between outdoor units Control wiring between outdoor units I Control wiring between indoor and outdoor units ei CN CN 02 02 CN CN CN 01 01 01 Earth Earth Earth Earth Earth Earth Earth terminal terminal terminal terminal terminal terminal terminal O O OLW Eb O O OLIN AB O O ON QLIN ATs
38. 072 type MMY AP2802FT8 096 type MMY AP3002FT8 35 H Selection of refrigerant piping Suction gas side Discharge i gas side Outdoor unit model name MMY MAP0802FT8 MMY MAP1002FT8 MMY MAP1202FT8 Pipe size of outdoor unit Total capacity code of indoor units at downstream side Equivalent to capacity Equivalent to HP Below 61 5 Below 22 Suction gas side Discharge Balance gas side pipe Connecting pipe size between outdoor unit Total capacity code of all outdoor units Equivalent to capacity Equivalent to HP Below 33 5 Below 12 33 5 12 45 0 to below 61 5 16 to below 22 61 5 to below 73 0 22 to below 26 73 0 or more 26 or more Suction gas side Discharge gas side Size of main pipe Total capacity code of all outdoor units Equivalent to capacity Equivalent to HP Below 18 0 Below 6 4 18 0 to below 34 0 6 4 to below 12 2 34 0 to below 56 5 12 2 to below 20 2 56 5 to below 70 5 20 2 to below 25 2 70 5 or more 25 2 or more Below 18 0 Below 6 4 18 0 or more 6 4 or more Suction gas side Discharge gas side Pipe size between branching sections 1 2 Pipe size between the end of branch and FS unit Suction gas side Discharge gas side Capacity rank of indoor unit 007 to 012 type 015 to 018 type 024 to 056 type 072 to 096 type 15 mor less 15 m above 15 morless 15 m above
39. 2 only may be caused when an incorrect work has been executed 1 Injury means a hurt a burn or an electric shock which does not require hospitalization or a long term going to the hospital 2 Property damage means an enlarged damage concerned to property or breakage of materials e After installation work has finished check there is no trouble by a test operation and explain using method and maintenance method to the customers based on the Owner s Manual Please ask the customers to keep this Installation Manual together with the Owner s Manual 26 SAFETY CAUTION AA WARNING Ask a shop or a professional dealer to install the air conditioner If you will install by yourself a fire an electric shock or water leak is caused Using the tool or piping materials exclusive to R410A install the air conditioner surely according to this Installation Manual The pressure of the used HFC system R410A refrigerant is higher approx 1 6 times of that of the former refrigerant If the exclusive piping materials are not used or there is imperfection in installation a crack or an injury is caused and also a water leak an electric shock or a fire may be caused Take measures so that the refrigerant does not exceed the limit concentration even if it leaks when installing the air conditioner in a small room For the measures not to exceed the limit of concentration contact the dealer If the refrigerant leaks and it e
40. 2 0 to 2 5 1 5 to 2 0 Connection of refrigerant pipe Connect all the refrigerant pipes with flare connecting e Refer to the following table for tightening torque us Connecting pipe Tightening Re tightening e Since the atmospheric pressure only is sealed as the outer diam mm torque N m torque N m sealing gas it is not abnormal that Pushu sound 33 to 42 is not heard when the flare nut is removed 3 3 to 4 2kgfem 42 4 2 kgfm e Be sure use a double spanner for pipe connecting 50 to 62 50 5 0 kgf work of the indoor unit 5 0 to 6 2 kgfem e 68 to 82 6 8 to 8 2 kgfem 68 6 8 kgf m 98 to 118 10 to 12 kgf m 98 10 kgf m J REQUIREMENT If an excessive torque is applied the nut may Work using double spanner crack depending on the installation conditions 74 5 REFRIGERANT PIPING Airtight test Air purge etc For airtight test air purge addition of refrigerant and gas leak check follow the Installation Manual attached to the outdoor unit REQUIREMENT Be sure to use the tool such as charge hose exclusive to R410A Do not turn on the power until the airtight test and the vacuuming have finished If turning on the power the incorporated PMV is closed fully and the period until the vacuuming finishes elongates Open fully valves of the outdoor unit Gas leak check Check with a leak detector or soap water whether gas leaks or not from the pipe c
41. 4 positions Length by 20mm is appropriate for an anchor bolt M12 anchor bolt e Anchor bolt pitch is as shown below 4 positions unit oM d A 310 or more 700 di 700 310 or more 700 ste lt Continuous hole 15 x 20 long hole 2 When drawing out the refrigerant pipe from underside set height of the stool by 500mm or more 500mm or more 31 3 Do not use four stools to set the four corners NO GOOD 4 Mount the vibration proof rubber vibration proof block etc so that it catch whole the clamping leg OK Install the vibration proof rubber so that Anchor bolt bent part of the fixing leg is grounded Vibration proof rubber NO GOOD NO GOOD NO GOOD Bent part of the fixing leg is not grounded S 5 Be careful to connecting arrangement of the header unit and the follower units Set the outdoor units in the order from one with large capacity A Header unit gt B gt C gt D 6 Be careful to connecting arrangement of header unit and follower unit 1 Be sure to use a header unit for the leading outdoor unit to be connected to the main pipe Figure 1 2 However as shown in the figure below T shape branching joint which is sold separately can be connected to connect to the main pie within piping indicated with a bold line in the following figure Figure 2 3 Be caref
42. DJUSTMENT OF WIND DIRECTION To increase the cooling or heating effect be sure to use the discharge flap in the different directions in cooling or heating operation As the characteristics of the air the cold air accumulates at lower side and hot air at upper side respectively A CAUTION Set the louver horizontally in cooling operation If cooling operation is performed with downward discharge the surface of the discharge port or louver will be wet with dew and dewdrop may fall down REQUIREMENT e If heating operation is performed with horizontal discharge unevenness of temperature may increase in the room 4 way Air Discharge Cassette Type e While the air conditioner stops the discharge flap automatically directs downward e While the air conditioner is in ready status for heating the discharge flap directs upward The swinging operation starts after heating ready status has been cleared but SWING _ is displayed on the remote controller even if the status is ready to heating In Cooling operation Use the discharge flap with horizontal set point In Heating operation Use the discharge flap with downward set point How to set up the air direction Push Cr button 1 Every pushing the button the air direction changes In Heating operation Set the air outlet flap downward If directing it upward the hot air may not come to the foot In Cooling Dry operation Set the air outlet f
43. E 5 REFRIGERANT PIPING Selection of FS unit Total capacity code of indoor unit Model name S R Max No of connected indoor unit Equivalent to capacity kW RBM Y1122FE Below 11 2 RBM Y1802FE 11 2 to below 18 0 RBM Y2802FE 18 0 to 28 0 or less Minimum wall thickness for R410A application Half Hard or Hard Outer dia Inch Outer dia mm Minimum wall thickness mm 1 4 3 8 1 2 5 8 3 4 7 8 1 1 8 1 3 8 1 In case the pipe exceeds main pipe size it should be the same as main pipe size 2 2 pipes for cooling only indoor unit shall be used with liquid pipe and suction gas pipe 3 Branching pipe on the 1 st branch should be selected according to the capacity code for outdoor unit 4 Incase total capacity code for indoor units shall be exceeded to capacity code for outdoor unit the pipe size should be selected with capacity code for outdoor unit ane TO awer meaner 5 For 1 line after header branching indoor units with a maximum of 6 0 capacity code in C B A total can be connected Outdoor unit Balance pipe Liquid pipe R Discharge gas pipe TT RENE header ont BOOS Suction gas pe TT r ol H Te d Be E ab tak C Outdoor unit 4 Main piping LE Ge T shape ma Y Shape branching joint branching joint 1st branching E lt E section Ei LHO We He Ee Connecting piping between outdoor units Dad g
44. E 2 SELECTION OF INSTALLATION PLACE EE 3 OUTDOOR UNIT CARRYING IN EE 4 INSTALLATION OF OUTDOOR UNIT ENEE 5 REFRIGERANT BEIENEE Eed INSTALLATION MANUAL lt OUTDOOR UNIT gt EH99842601 SAFETY CAUTION EE EE 6 ELEC TRIG WIRING eeschter gtt Z ADDRESS SETUP Re te eeh eet 8 SETTING WHEN CONNECTING MULTIPLE INDOOR UNITS TO A FS UNIT en 9 HOWTO SET UP THE COOLING ONLY INDOOR UNIT cccccccscsessssessssesesssssssesesesevssseees 10 TEST OPERATION Qu ccccccccscssscssssssscsssccesssesevsesesessesevsesevaeseseesesevessesaesesevauseveuseseeassesausesevarsess ET TROUBLESHOOTING 0 i geregelte ee ee lge EE INSTALLATION MANUAL lt FLOE SELECTOR UNIT gt EH99842401 Accessory parts and Parts to be procured locally sn 65 1 PRECAUTIONS FOR SAFETY Zeeche SEET ee 65 2 INSTALLATION OF NEW REFRIGERANT AIR CONDITIONER mm 67 3 SELECTION OF INSTALLATION PLACE eee 68 4 INATALLATION OF FLOW SELECTOR UNIT s s essssscssssssssssesesesesessessatscersseseeeaeaeseseeeeans 70 5 REFRIGERANT PIPING sett een 72 BT e te tel 76 INSTALLATION OWNER S OUTDOOR VOLUME 1 INSTALLATION e DI fe oc Q e el e INSTALLATION FLOW SELECTOR UNIT PRECAUTIONS FOR SAFETY A WARNING Warning on installation Be sure to leave the installation work to the dealer or a store specializing The exclusive knowledge and technology are required for installation work Do not perform installation by yourself If a
45. FILE NO A05 012 TOSHIBA OWNER S MANUAL INSTALLATION MANUAL HFC System air conditioner SUPER HEAT RECOVERY MULTI The indoor unit in Super Heat Recovery Multi System is common to one in Super Modular Multi System air conditioner Therefore refer to the service manuals for A03 009 A03 010 and A03 011 separately issued Heat Recovery Type Indoor Unit Outdoor Unit lt 4 way Air Discharge Cassette Type gt MMU AP0091H AP0121H AP0151H MMU AP0181H AP0241H AP0271H MMU AP0301H AP0361H AP0481H MMU AP0561H lt 2 Way Air Discharge Cassette Type gt MMU AP0071WH AP0091WH AP0121WH MMU AP0151WH AP0181WH AP0241WH MMU AP0271WH AP0301WH AP0481WH CHINA market only lt 1 way Air Discharge Cassette Type gt MMU AP0071YH AP0091 YH AP0121 YH MMU AP0151SH AP0181SH AP0241SH MMU AP0152SH AP0182SH AP0242SH lt Concealed Duct Standard Type gt MMD AP0071BH AP0091BH AP0121BH AP0151BH MMD AP0181BH AP0241BH AP0271BH AP0301BH MMD AP0361BH AP0481BH AP0561BH lt Concealed Duct High Static Pressure Type gt MMD AP0181H AP0241H AP0271H MMD AP0361H AP0481H lt Slim Duct Type gt MMD AP0071SPH AP0091SPH AP0121SPH MMD AP0151SPH AP0181SPH lt Under Ceiling Type gt MMC AP0151H AP0181H AP0241H MMC AP0271H AP0361H AP0481H lt High Wall Type gt MMK AP0071H AP0091H AP0121H MMK AP0151H AP0181H AP0241H MMK AP0072H AP0092H AP0122H lt Floor Standing Cabinet Type gt MML AP0071
46. H AP0091H AP0121H MML AP0151H AP0181H AP0241H lt Floor Standing Concealed Type gt MML AP0071BH AP0091BH AP0121BH MML AP0151BH AP0181BH AP0241BH lt Floor Standing Type gt MMF AP0151H AP0181H AP0241H AP0271H MMF AP0361H AP0481H AP0561H lt Inverter Unit gt MMY MAP0802FT8 MMY MAP1002FT8 MMY MAP1202FT8 Flow Selector Unit FS unit RBM Y1122FE RBM Y1802FE RBM Y2802FE ES FH CS A G ae a gt pl PRINTED IN JAPAN Aug 2005 ADOPTION OF NEW REFRIGERANT This Air Conditioner is a new type which adopts a new refrigerant HFC R410A instead of the conventional refrigerant R22 in order to prevent destruction of the ozone layer Thank you very much for purchasing TOSHIBA Air Conditioner Please read this owner s manual carefully before using your Air Conditioner e Be sure to obtain the Owner s manual and Installation manual from constructor or dealer Request to constructor or dealer Please clearly explain the contents of the Owner s manual and hand over it ADOPTION OF NEW REFRIGERANT This Air Conditioner is a new type which adopts a new refrigerant HFC R410A instead of the conventional refrigerant R22 in order to prevent destruction of the ozone layer Thank you very much for purchasing TOSHIBA Air Conditioner e This manual describes the installation method at the outdoor unit side e Before installation please read this Manua
47. HIBA CARRIER CORPORATION ALL Rights Reserved
48. Indoor Indoor FRERE Remote controller Header unit interface P C board SW11 SW12 SW06 Swo7 SW08 SWo9 SW10 Address setup procedure 2 Using SW13 and 14 on the interface P C board of the header unit in each system set up the system address for each system At shipment from factory Set to Address 1 Note Be careful not to duplicate with other refrigerant line or other system address Line address switch on outdoor interface P C board O Switch ON x Switch OFF A A O101010 010 010101 0 010 1 x1 x olxlolxlolxlolxlolxlolxlolx xIx OlOIx x OlOIx x OO x x n O O x x O O x x OO x x O O n OlOl0l0 xIx x x x x x x O Ol x x x xlololololxixix x olo ololololololxixixixix Ix x x OlOIxIxiIx x OlOlOlIO xIxIx x O x O x O x JO x JO xO xO x XIXIXIXIXIXIXIXIX IX X X x Xx ls not used for setup of line address Do not change setup Check that the relay connectors between U1U2 and U3U4 terminals are come out in all the header units to which the central control is connected At shipment from factory No connection of connector Turn on power of indoor outdoor In order of indoor outdoor After approx 1 minute check that 7 segment display is U 1 L08 U 1 flash on the interface P C board of the he
49. KW RLA is based on the following conditions Power supply single phase Indoor temperature 27 C DB 19 C WB 220 240V 50Hz 8 ii Outdoor temperature 35 C DB Apres PRES TES Central remote controller L L Option TCB SC642TLE Control wiring 7 For Line 64 Ger E it Connection of shield wire must be connected gl OUIQOOR UNIS Connected to all connecting sections in each indoor unit Control wiring between we outdoor unit and indoor unit Si ae i FS unit FS unit FS unit lt Group control gt Control wiring between indoor unit and FS unit FS unit FS unit FS unit FS unit Wired remote controller e Wire specification quantity size of crossover wiring and remote controller wiring Size Up to 500m Up to 1000m 1000 to 2000m Specification Crossover wiring indoor indoor indoor outdoor outdoor 2 cores 1 25mm Shield wire indoor control wiring central control wiring Remote controller wiring 2 cores 0 5 to 2 0mm Use the transmission wire 6m attached to FS unit If the indoor unit is placed 5m or more apart from the FS unit use the connecting wire RBC CBK15FE 16m sold separately Indoor unit FS unit control wiring 1 The crossover wiring and central control wiring use 2 cor
50. LECTOR UNIT WARNING Install the unit securely in the place to sufficiently withstand the weight of the unit If the foundation is not sturdy enough the unit may fall and cause personal injury Perform a specified installation work to guard against earth quake Improper installation may cause the unit to fall REQUIREMENT To prevent damage on the Flow Selector unit or personal injury follow the instructions below e Do not step or put any heavy object on the packed Flow Selector unit e When carrying the Flow Selector unit hold the two hanging brackets and be careful not to apply excessive force to the refrigerant pipes External view RBM Y1122FE RBM Y1802FE Outdoor unit side 320 Hanging bolt pitch gt D Indoor unit side Refrigerant pipe connecting port fM Refrigerant pipe connecting port Discharge gas Liquid Refrigerant pipe connecting port Liquid paint IER EH E H Refrigerant pipe connecting port i Gas Refrigerant pipe connecting port Suction gas 160 190 31 157 79 These coils are 99 on Y1802FE only Earth screw RBM Y2802FE 470 Hanging bolt pitch gt Outdoor unit side P 400 Indoor unit side Ref
51. La a Lb Si Therefore set the T shape joint so that oil does not enter directly main pipin HS LC LI lt Ex 1 gt Header Follower Follower Main connecting piping between outdoor units unit unit B unit Length corresponded to farthest piping between outdoor units LO lt 25 m L1 Le fl Branching piping L2 GC oe C Branching header Connecting piping of ist Z indoor unit L9 OK branching lt lt Ex 2 gt Header Follower Follower e a section a b unit A unit B unit C Height difference L3 L L LES unit between outdoor bs d Bars uni and indoor units oH a H1 lt 50m Indoor unit lt Cooling only gt lt Cooling only gt D Equivalent length corresponded to farthest piping L lt 150 m Equivalent length corresponded to farthest piping after 1st branching Li lt 50 m m Lj a NO GOOD L8 L4 L5 lt L6 ES Li Height difference between lt se FS unit indoor units H2 lt 35 d b Upper outdoor unit FS unit pq Fa EN Lh 0 m n d doordat Height difference between indoor units in group control HHH SE Ty by one FS unit H4 lt 0 5 m Indoor unit which FS unit control wiring is connected lt Group control gt When connecting the plural indoor units to single FS unit e Allowable length height difference of the refrigerant pipe Allowable value Pipe section LA La Lb Lleo Ll1 Ll2 Ll3 Ll4 Ll5 Ll6 L7 L8 L9 a b c d e f g h i j kK 1 m n 0 p q Total extension of pipe Liquid pipe real length Real
52. Max capacity of combined outdoor units 84 0 kW connected indoor units Max No of connected indoor units 48 units Note 2 Install the outdoor units in order of capacity H2 lt 15m 135 3 Header unit gt Follow unit 1 gt Follow unit 2 H2 gt 15 m 105 Note 3 Refer to outdoor unit combination table in page 5 Note 4 Piping to indoor units shall be perpendicular to piping to the head outdoor unit as lt Ex 1 gt Do not connect piping to indoor Farthest piping length L 1 LA Lo L1 LS3 L4 L5 L6 L7 L8 q Max capacity of connected indoor units Min capacity of connected indoor units Outdoor capacity 70 3 MMY MAP1202FT8 up to 120 units in the same direction of head outdoor unit as lt Ex 2 gt 38 5 REFRIGERANT PIPING Airtight test After the refrigerant piping has finished execute an airtight test For an airtight test connect a nitrogen gas bomb as shown in the figure below and apply pressure e Be sure to apply pressure from the service ports of the packed valves or ball valves at liquid side discharge gas side balance pipe and suction gas side An air tight test can be only performed to the service ports at liquid side discharge gas side and suction gas side of the outdoor unit Close fully valves at liquid side discharge gas side balance pipe and suction gas side As there is possibility that nit
53. Power supply _ e E SAEIA E 4 TEE Single phase i 220 240V CL hs esse BEE 50Hz NOTE Control wire and power wire between FS unit and indoor unit are the accessory parts of FS unit Wire length 6m If the length between indoor and FS unit exceeds 5m connect by using the connection cable kit sold separately RBC CBK15FE 78 6 ELECTRIC WORK See also the Installation Manual supplied with the indoor unit Remove the electrical parts box cover from the indoor unit Connect the faston R L and S N on the attached wire power supply to a free area on the R L S N terminal block for poert supply When the indoor unit is the high wall type or concealed duct high static pressure type connect as follows Connect the wire to the lead wires with wire joint on the R L S N terminal block for power supply using the following procedure Cut the wire joint on each lead wire and cut the faston R L and S N on the attached wire power supply Then check the R L and S N phases and connect the wire and the lead wires with the attached wire joints Connect the ring terminal of the attached wire power supply to the earth screw Connect the connector Black of the attached wire control wiring to CN081 on the indoor P C board Secure the two attached wires with the attached cord clamp Be careful not to apply tension to the wires and connectors Check that the wires are not pinch
54. REFRIGERANT PIPING A WARNING 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 be generated 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 fan heater cooking stove or heating unit noxious gas may be generated Permissible pipe length and permissible height difference The length of a connection pipe to the indoor unit should be 15m or less For details refer to the installation manual attached to the outdoor unit REQUIREMENT When the refrigerant pipe is long set the support brackets to fix the pipe at intervals of 2 5 to 3m If the pipe is not foxed noise may be generated Be sure to use the flare nuts attached to the Flow Selector unit or ones for R410A Piping material and dimensions One indoor unit connection Follower selector unit Indoor unit ch Seamless phosphorus deoxidized copper pipe for air conditioning Outdoor unit Material Flow Selector unit RBM Y1122FE Y1802FE Y2802FE Indoor unit Indoor unit side pipe size mm MM Ab Gas pipe 007 to 012 015 to 018 024 to 030 036 to 056 072 to 096 22 2 1 Liquid pipe 12 7 Outdoor unit side pipe size mm Suction gas pipe 22 2 1
55. Service port P Liquid side To service port outdoor Ball valve fully closed Vacuum pump ne unit Piping Discharge gas side Liquid side Piping at site Fully E 1 packed valve at site closed N Balance pipe A J service port To outdoor unit Packed valve fully closed P Sr Liquid side j Piping at site s Fully Balance pipe closed E J packed valve Piping at site Packed valve fully closed UU Balance pipe Connected to follower outdoor units Use a vacuum pump having a high vacuuming degree below 755mmHg and a large exhaust gas amount over 40L minute Perform vacuuming for 2 or 3 hours though time differs due to pipe length In this time check all packed valves at suction gas discharge gas liquid side and balance pipe are fully closed If vacuuming valve amount is not decreased to below 755mmHg even after vacuuming for 2 hours or more continue vacuuming for 1 hour or more If 755mmHg or less cannot be obtained by 3 hours or more vacuuming check the leaked position When vacuuming valve reached to 755mmhHg or less after vacuuming for 2 hours or more close valves VL and Vu of the gauge manifold fully stop the vacuum pump leave it as it is for 1 hour and then check the vacuuming degree does not change If it changed there may be a leaked position Check the leaked position After the above procedure of vacuuming has finished exchange the vacuum pump with a refrigerant cylinder and adv
56. a YP g pay Unit No 1 4 Unit No 1 3 exchanges as shown in the figure 10 According to the shape or arrangement of the room the cold air and hot air can be discharged for two direc tions or three directions For details contact the dealer INFORMATION e If cooling operation is performed with downward discharge dew may fall on surface of the cabinet or the horizontal flap resulted in dripping e If heating operation is performed with horizontal discharge unevenness of temperature may increase in the room e Do not move the horizontal flap directly with hands otherwise a trouble is caused Select direction of the horizontal flap using flap operation switch on the remote controller The horizontal flap does not stop immediately even if the switch is pushed Adjusting the stop position push the switch 2 way Air Discharge Cassette Type In Cooling operation Use the air outlet flap with horizontal set point In Heating operation Use the air outlet flap with downward set point Setup of air direction and swinging Push 22 button during operation e SWING A is displayed and the air direction automatically changes upward downward In case when one remote controller controls the multiple indoor units each indoor unit can be selected and its air direction can be set up EN TEMP DON OFF 2 Push C7 gt button again during swinging of the air CD outlet flapp e The air outlet flap can be
57. ader unit Push SW15 and start setup the automatic address Max 10 minutes for 1 line Usually approx 5 minutes When the count Auto 1 Auto 2 gt Auto 3 is displayed in 7 segment display section and it changes from U 1 U 1 flash to U 1 U 1 light the setup finished U5 U6 i For wiring of For internal Procedure to are repeated in other refrigerant lines wiring between central Control wiring between system outdoor units 51 When address setup has finished in all the lines turn off SW30 2 on the interface P C boards of the header units of the lines connected to the identical central control except a line with least address marker The terminator resistor of the wires in the central control system of indoor outdoor are unified Connect the relay connector between U1U2 and U3U4 of the header unit for each refrigerant line Then set up the central control address For the central control address setup refer to the Instal lation manual of the central control devices Switch setup Example in case of central control over refrigerant lines Outdoor side Manual setup Header unit interface P C board SW11 SW12 SW13 SW14 Se Wo6 Sw07 SW08 SW09 SW01 SWO2 SW03 AN AN PS D D 0 Manual setup is necessary for column of which letter color is reversed SW13 14 Setup is Line address
58. al Material Phosphorus deoxidation seam less pipe 0 25 or less e Capacity code of indoor and outdoor units e For the indoor unit the capacity code is decided at each capacity rank Table 1 e The capacity codes of the outdoor units are decided at each capacity rank The maximum No of connectable indoor unit and the total value of capacity codes of the indoor units are also decided Table 2 Compared with the capacity code of the outdoor unit the total value of capacity codes of the connectable indoor units differs based on the height difference between the indoor units e When height difference between the indoor units is below 15m Up to 135 of capacity code Equivalent to HP of the outdoor unit in case of MMY MAP1202FT 120 or less e When height difference between the indoor units is over 15m Up to 105 of capacity code Equivalent to HP of the outdoor unit Table 1 Table 2 Indoor unit Capacity code Outdoor unit Capacity code No of Capacity code capacity rank eves nte Equivalent model name Equivalent Equivalent indoor units Equivalent to H to to capacity to HP to capacity Min Max MMY MAP0802FT8 009 type 012 type MMY MAP1002FT8 015 type MMY MAP1202FT8 BEE MMY AP1602FT8 MMY AP1802FT8 MMY AP2002FT8 007 type 024 type 027 type 030 type 036 type MMY AP2402FT8 048 type MMY AP2602FT8 056 type
59. ance to the additional charging of refrigerant 40 5 REFRIGERANT PIPING Addition of refrigerant After vacuuming work exchange the vacuum pump with the refrigerant bomb and then start the additional charging work of refrigerant Calculation of additional refrigerant charge amount Refrigerant charge amount at shipment from the factory does not include the refrigerant for pipe at the local site For refrigerant to be charged in pipe at the local site calculate the amount and charge it additionally NOTE If the additional refrigerant amount indicates minus as the result of calculation use the air conditioner without addition of refrigerant Outdoor unit Model MMY MAP0802FT8 MMY MAP1002FT8 MMY MAP1202FT8 Charging amount kg 11 5 Additional refrigerant E Kan length 5 Additional refrigerant charge x 13 charge amount at local site of liquid pipe amount per 1m liquid pipe Table 1 Example Additional charge amount R kg L1 x 0 025kg m L2 x 0 055kg m L3 x 0 105kg m x 1 3 L1 Real total length of liquid pipe 6 4 m L2 Real total length of liquid pipe 9 5 m L3 Real total length of liquid pipe 12 7 m System 10HP Table 1 Table 2 Additional refrigerant Combined Combined outdoor unit C Corrected refrigerant amount amount 1m liquid pipe HP HP kg kg m Charging of refrigerant e Keeping valve of the outdoor unit closed be sure
60. ashes when operating ON OFF MODE CS gt C Ca buttons and the change is not accepted The contents available to be set up on the remote controller differ according to the central control mode For details refer to Owner s Manual of the central control remote controller Operation section Push each button to select a desired operation This remote controller can operate the maximum 8 indoor units e The details of the operation needs to be set up once afterward the air conditioner can be used by pushing CUS button only SWING FIX VENT FILTER RESET TEST Air volume select button Selects the desired air volume mode The Concealed Duct High Static Pressure type models cannot be operated Timer set button TIMER SET button is used when the timer is set up Check button The CHECK button is used for the check operation During normal operation do not use this button Fan button FAN button is used when a fan which is sold on the market or etc is connected If Vis displayed on the remote controller when pushing the FAN button a fan is not connected Filter reset button Resets Erases FILTER display Wind direction and Swing UNIT If the multiple indoor units are operated by only one remote controller select the units when the air direction is adjusted SWING FIX Set up the auto swing and angle of the flap e This function is n
61. autions thoroughly before installation to install the air conditioner correctly e The important contents concerned to the safety are described in the Safety Cautions Be sure to keep them For Indications and their meanings see the following description H Explanation of indications AA WARNING Indicates possibilities that a death or serious injury of personnel is caused by an incorrect handling A CAUTION Indicates contents that an injury 1 or property damage 2 only may be caused when an incorrect work has been executed 1 Injury means a hurt a burn or an electric shock which does not require hospitalization or a long term going to the hospital 2 Property damage means an enlarged damage concerned to property or breakage of materials e After installation work has finished check there is no trouble by a test operation and explain using method and maintenance method to the customers based on the Owner s Manual Please ask the customers to keep this Installation Manual together with the Owner s Manual AA WARNING Ask a shop or a professional dealer to install the air conditioner If you will install by yourself a fire an electric shock or water leak is caused Using the tool or piping materials exclusive to R410A install the air conditioner surely according to this Installation Manual The pressure of the used HFC system R410A refrigerant is higher approx 1 6 times of that of the fo
62. ay section on the interface P C SW01 SW02 SW03 board of the header unit Push SW15 and start setup the automatic address Max 10 minutes for 1 line Usually approx 5 minutes When the count Auto 1 Auto 2 gt Auto 3 is displayed in 7 segment display section and it changes from U 1 U 1 flash to gt U 1 U 1 light the setup finished 6 V i O When perform a central control connect a relay connector o lS eD e e e e between U1U2 and U3U4 terminals in the header unit U1 U2 U3 U4 U5 U6 For internal For wiring of For internal wiring between central control wiring between indoor and system outdoor units outdoor 50 ADDRESS SETUP REQUIREMENT e When a group control is performed over the multiple refrigerant lines be sure to turn on the power supplies of all the indoor units connected in a group in the time of address setup Group control over Example multiple refrigerant lines Wire systematic Outdoor Outdoor diagram If turning on the power for each refrigerant line to set up address a header indoor unit is set for each line Therefore an alarm code L03 Duplicated indoor header units is output in operation after address setup In this case change the group address from the wired remote controller so that only one header unit is set up Indoor Indoor
63. ble Contents Using an arbitrary wired remote controller the indoor unit address can be changed for each same refrigerant line Change the address in the address check change mode lt Procedure gt Operation while air conditioner stops 7 Push the timer time GG buttons simultaneously for 4 seconds or more Firstly the line 1 item code AE Address Change is displayed UNIT 2 Using lt gt 5 buttons select the line address 3 Push S button e The indoor address which is connected to the refrigerant line of the selected header unit is displayed and the fan is turned on First the current indoor address is displayed on the setup data Line address is not displayed 4 The indoor address of the setup data moves up down by the timer time buttons Change the setup data to a new address 5 Push button to determine the setup data UNIT 6 Every pushing c button the indoor unit numbers in the same refrigerant line are successively displayed Only fan of the selected indoor unit operates Repeat the procedure 4 to 6 and change all the indoor addresses so that they are not duplicated 7 Push button All the displays on LCD go on 8 Push amp button to finish the procedure SET OATA SRN SET DATA Kl d Kl D Hr or K IER CON OFF TEMP TIMER SET FAN MODE Cv CSD C H SWING FIX VENT SWING F L a FILTER A i UNIT RESET TEST SET CL UNIT 6 3 Deletion of
64. ction for the even circulation of room air Blows upward SEH Air flow adjustment Cool and dry air Blows downward 21 AIR CONDITIONER OPERATIONS AND PERFORMANCE Check before operation WARNING e Check whether earth wire is disconnected or out of place e Check that air filter is installed to the indoor unit Turn on the power switch 12 hours or more before Heating capacity starting before operation e For heating a heat pump system which sucks in outside heat air and discharges it into the room is adopted If temperature of the outside air lowers the heating capacity decreases e When temperature of the outside air is low it is recommended to use other heating equipment together Defrost operation during heating operation e If the outdoor unit has some frost during heating operation the operation mode changes automatically to defrost mode to increase the heating effect for approx 2 to 10 minutes e During defrost operation fans of the indoor and the outdoor units stop Protection for 3 minutes e The outdoor unit does not operate for approx 3 minutes after air conditioner has been immediately restarted after stop or power switch has been turned on This is to protect the system Main power failure e If a power failure occurred during the operation all operations stop e When restarting the operation push ON OFF button again Fan rotation of stopped unit
65. ctric shock may be caused A CAUTION Check the circuit breaker is fitted Attaching the earth leakage breaker is necessary Otherwise an electric shock may be caused Make sure that correct capacity Fuses are used Using wire or copper wire may cause a fire or trouble For the power supply use a circuit with rated voltage exclusive for air conditioner To disconnect the appliance from the main power supply This appliance must be connected to the main power supply by means of circuit breaker or a switch with a contact separation of at least 3mm 17 MAINTENANCE Cleaning of air filter e When FILTER is displayed on the remote controller maintain the air filter e Clogging of air filter decreases cooling heating effect FILTER display Notifies the time to clean the air filter SWING FIX a FILTER reset RESET TEST UNIT lCO Push the FILTER switch after cleaning s FILTER display disappears WARNING Be sure to turn off the main power switch prior to the maintenance e Please do not intend to do the daily maintenance and or Air Filter cleaning by yourself Cleaning of the air filter and other parts of the air filter involves dangerous work in high places so be sure to have a service person do it Do not attempt it yourself lt Daily maintenance gt e For daily maintenance including Air Filter cleaning make sure to ask the qualified service per
66. dy status for heating the horizontal flap Up Down air direc tion adjustment plate directs upward The swinging operation starts after heating ready status has been cleared but SWING _ is displayed on the remote controller even if the status is ready to heating How to set up the air direction SWING FIX Push CT button during operation 1 Every pushing the button the air direction changes In Heating operation Set the horizontal flap Up Down d air direction adjustment plate downward If directing it upward the hot air may not come to the Fe foot come to the foot Initial setup How to start swinging 2 Push Cr button Set direction of the horizontal flap Up Down air direction adjustment plate to the lowest posi tion and then push ZZ button again SWING _ is displayed and the air direction automatically changes upward downward In case when one remote controller controls the multiple indoor units each indoor unit can be selected and its air direction can be set up How to stop swinging SWING FIX 3 Push CC button again during swinging of the horizontal flap e The horizontal flap can be stopped at the desired position After then the air direction can be again set up from the uppermost position by pushing SWING FIX button Crs While the horizontal flap is set downward in cooling drying operation it does not stop If stopping the horizontal flap which directs downward during swin
67. e When outdoor temperature goes back to specified range or Ok disappear and start normal operation e Operation stops because concurrent operation can not be kept in the condition of out of specification for Super HRM Outdoor temp DB lt 10 C Cooling gt 21 C Heating RE INSTALLATION DANGER Ask the dealer or an installation professional to re install the air conditioner to a new place or move it to another place and to observe the following items If the air conditioner is inappropriate installed by yourself it may cause electric shock or fire Do not install the air conditioner in the following places Do not install the air conditioner in any place within 1 m from a TV stereo or radio set If the unit is installed in such place noise transmitted from the air conditioner affects the operation of these appliances Do not install the air conditioner near a high frequency appliance sewing machine or massager for business use etc otherwise the air conditioner may malfunction Do not install the air conditioner in a humid or oily place or in a place where steam soot or corrosive gas is generated Do not install the air conditioner in a salty place such as seaside area Do not install the air conditioner in a place where a great deal 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 b
68. e Fully _ packed valve at site closed T N Balance pipe D ag j service port i To outdoor unit Packed valve fully closed _ dd Liquid side j Piping at site Fully Balance pipe closed AY packed valve F TI Piping at site age iping at site Packed valve fully closed UU wu Balance pipe Connected to follower outdoor units STEP 1 Apply pressure 0 3MPa 3 0kg cm G for 3 minutes or more STEP 2 Apply pressure 1 5MPa 15kg cm G for 3 minutes or more STEP 3 Apply pressure 3 73MPa 38kg cm G for approx 24 hours Available to detect slow leakage e Check pressure down No pressure down Accepted Pressure down Check the leaked position However if there is difference of ambient temp between when pressure has been applied and when 24 hours passed pressure changes by approx 0 01MPa 0 1kg cm G per 1 C Correct the pressure Available to detect a gross leakage Leaked position check When a pressure down is detected in STEP 1 STEP 2 or STEP 8 check the leakage at the connecting points Check leakage with hearing sense feeler foaming agent etc and perform re brazing or re tightening of flare if leakage is detected 39 For the air purge at installation time Discharge of air in connecting pipes use Vacuum pump method from viewpoint of protection of earth environment e For protection of earth environment do not discharge the flon gas in the air e Using a vacuum pump eliminate the
69. e Pull the air filter toward you to remove it Floor Standing Type Removal Attachment of air filter e Pull the air filter toward you e To attach the air filter insert it into the main body and push in it e For cleaning of air filter use a cleaner or brush clean If stain is heavy Front panel Lower Air filter knob it is effective to wash the air filter in tepid water mixed with neutral detergent e After washing rinse it well and dry it in the shade e Install again the air filter which has been cleaned 19 Return the air filter Cleaning the air inlet grille af Wash it with water using a soft sponge or towel Wipe out water from the air inlet grille and dry it Fit the left and right arms of the air inlet grille to the shafts on Insert the upper portion of air filter confirming to fit it is right and left edges on the indoor unit until it is firmly set Close the air inlet grille If the FILTER lamp on the indoor unit is indicated press the FILTER button on the remote controller or the TEMPORARY button on the indoor unit to turn off the lamp ue CHE Filter holder Remove the air inlet grille Hold the two sides of the air inlet grille and open upwards Move
70. e by adjusting size Bender Bending processing of pipes O R22 Existing article Refrigerant recovery device Recovers refrigerant Exclusive to R410A Torque wrench Tightens flare nut Newly prepared exclusive to 12 7mm and 15 9mm Pipe cutter Cuts pipes O R22 Existing article Refrigerant cylinder Charges refrigerant Exclusive to R410A ID Refrigerant name entered Welding machine Nitrogen gas cylinder Welding of pipes O R22 Existing article Refrigerant charging balance Charges refrigerant 28 O R22 Existing article 2 SELECTION OF INSTALLATION PLACE WARNING Install the air conditioner certainly at a place bearable to weight If strength is insufficient the unit may fall down resulting in human injury A CAUTION Do not install the air conditioner at a place where combustible gas may leak If gas leaks and is collected at surrounding the unit the production of fire may be caused Upon customer s approval install the air conditioner at a place where satisfies the following conditions e Place where it can be installed horizontally e Place which can reserve a sufficient service space for safe maintenance or check e Place where there is no problem even if the drained water flows Apply electric insulation between metal section of the building and metal section of the air conditioner in conformance with the Local Regulation
71. e fan and flap of the selected indoor unit work Use CY and CA buttons of the set temperature to specify the item code OF Use and buttons of the timer time to select the setup data 0001 Setup data 0000 0001 Cooling Only setup Heat pump Cooling Only Push 5 button In this time if the display changes from flashing to lighting the setup completes e To change the setup of an indoor unit other than the selected one start operation from Procedure 2 e In a group control setup change of all the indoor units in a group is necessary To change the setup of the set other than the selected one start again operation from Procedure 2 07W60 Cooling Only and Heat pump cannot exist in the same group e Pushing oO button clears the set up contents which have been already set e In this case retry from Procedure 2 TEST When the setup finished push CG button The setup is determined Pushing G button deletes the display and returns to normal stop status For some time after S button has been pushed the operation of the remote controller cannot be accepted 60 10 test oPERATION WARNING e Using 500V megger check there is 1MQ or more between the case heater of the compressor the terminal block of the power supply and the earth To protect the compressor at start If the value is below 1MQ do not operate the air conditioner time keep power ON before 12 hours or more H
72. e non polarity transmission wires Use 2 core shield wires to prevent noise trouble In this case close connect the end of shield wires and perform the functional grounding for the end of the shield wires which are connected to both indoor and outdoor units For the shield wires which are connected between the central remote controller and the outdoor unit perform the functional grounding at only one end of central control wiring 2 Use 2 core and non polarity wire for remote controller A B terminals Use 2 core and non polarity wire for wiring of group control A B terminals 46 6 ELECTRIC WIRING e Specifications of wires for controlling 1 Connect each wire for controlling as shown below Connect control wiring between indoor and outdoor unit to the header unit Header unit Follower unit Follower unit are used when a central control which connects each line is adopted U3 and U4 terminals YY NI XI Shield wire Control wiring Shield wire L Shield wire earth between outdoor units indirect earth Control wiring between connection indoor and outdoor units Indoor unit No 1 No 2 No 3 No 4 No 7 No 8 e Group Controlthrougha ff Remote Controller AB ee l R D AB AJB Group control of multiple indoor units A a 8 units through a single remote controller Remote AP controller For Indoor unit power supply The outdoor unit has a separate po
73. e procedure d bh 6 End 55 Change of indoor address from wired remote controller e To change the indoor address in individual operation Wired remote controller Indoor unit 1 1 or group control When the setup operation with automatic address has finished this change is available lt Procedure gt Operation while air conditioner stops 7 Push simultaneously 5 ZS buttons for 4 seconds or more The firstly displayed unit No indicates the header indoor unit in group control 2 in group control select an indoor unit No to be changed by gt button The fan of the selected indoor unit is turned on 3 Using the setup temp Cv D buttons set 7 to the item code 4 Using the timer time buttons change the displayed setup data to a data which you want to change 5 Push S button 6 using the gt button select the unit No to be changed at the next time Repeat the procedure 4 to 6 and change the indoor address so that it is not duplicated UNIT 7 After the above change push c gt button to confirm the changed contents 8 If it is acceptable push button to finish confirmation SET DATA GS SATA ZI LA 4 0710 2 6 7 Operation procedure 1 23 45 67 68 End 56 ADDRESS SETUP e To change all the indoor addresses from an arbitrary wired remote controller When the setup operation with automatic address has finished this change is availa
74. e side surfaces so the rope cannot be passed OK NO GOOD OK NO GOOD NO GOOD Plaster Rope LT Plaster IC Ay Reinforcing plate Square hole for handling 30 4 INSTALLATION OF OUTDOOR UNIT WARNING Perform a specified installation work against a strong wind such as typhoon or earthquake If the air conditioner is imperfectly installed an accident by falling or dropping may be caused Install the air conditioner certainly at a place bearable to weight If strength is insufficient the unit may fall down resulting in human injury Drain water is discharged from the outdoor unit Especially in heating time Install the outdoor unit at a place where has good drainage For installation be careful to the strength and the level of the foundation so that an abnormal sound Vibration noise does not generate Snowfall hood In the snowfall area apply the following measures against for air outlet snowfall for the outdoor unit See the figure on the right Incomplete snowfall proof measures causes a trouble ES esst Snowfall hood Place a higher stool under the unit and mount the teen snowfall hoods to air inlet and air outlet so that snows do not have influence For the above works please arrange at the field Space for draining 20mm or more 20mm or more 1 To install the multiple outdoor units arrange them with 20mm or more intervals Fix each outdoor unit with M12 anchor bolts at
75. ed and then attach the cover E Connections 4 way Air Discharge Cassette Type MMU AP 1H Series Indoor P C board R L S N terminal block for power supply Faston connection Ss Earth screw for Flow Selector unit A dei Earth screw Se Clamp with remote controller lead wires Lam e Attached wire Control wiring Power supply i ue Attached wire Power supply 79 2 way Air Discharge Cassette Type MMU AP 1WH Series Attached wire Power supply Earth screw Power supply Attached wire Control wiring Indoor P C board R L S N for power supply Earth screw for Faston connection Flow Selector unit 1 way Air Discharge Cassette Type MMU AP k k1SH Series Floor Standing Type MMF AP 1H Series Indoor PC board Faton connection Earth screw for Flow Selector unit SS y Attached wire Control wiring R L S N terminal block QU ANPP Attached wire Power supply 80 6 ELECTRIC WORK 1 way Air Discharge Cassette Type MMU AP 1 YH Series Earth screw for Flow Selector unit Attached wire Control wiring Earth screw Attached wire Power supply Concealed Duct Standard Type MMD AP k1BH Series Fston connection R L S L terminal block for power supply Cord clam Earth screw for GE H
76. ed method If the flare nuts are tightened too much they may later break and cause refrigerant leak 66 INSTALLATION FLOW SELECTOR UNIT 2 INSTALLATION OF NEW REFRIGERANT AIR CONDITIONER This air conditioner adopts the new HFC refrigerant R410A which does not deplete the ozone layer R410A refrigerant is apt to be affected by impurity such as water oxidizing membrane or oils because the pressure of R410A refrigerant is higher than that of the former refrigerant by approx 1 6 times Accompanied with adoption of the new refrigerant refrigerating oil has been also changed Therefore pay attention so that water dust former refrigerant or refrigerating oil does not enter into the refrigerating cycle of the new refrigerant air conditioner during installation work To prevent from mixing of refrigerant or refrigerating oil the size of charge port of the main unit or connecting section of installation tool differs from that of the air conditioner for the former refrigerant Accordingly the exclusive tools are required for the new refrigerant R410A as shown below For connecting pipes use the new and clean piping materials so that water or dust does not enter Required tools and cautions on handling It is necessary to prepare the tools and parts as described below for the installation work The tools and parts which will be newly prepared in the following items should be restricted to the exclusive use Explanation of symbols
77. er connecting wire to the terminal block take off the trap and then fix the cable with wire clamp Store wiring system for control and refrigerant piping system in the same line Do not turn on power of the indoor unit until vacuuming of the refrigerant pipe will finish e For wiring of the power supply of the indoor unit and the inter unit cabling between indoor and outdoor units refer to the Installation Manual of indoor unit Power supply specifications e Power supply specifications of outdoor unit Select the power supply cabling and fuse of outdoor unit from the following specifications wire 5 core in conformance with Design 60245 IEC 66 44 6 ELECTRIC WIRING Electrical wiring design Do not connect power supply line between outdoor units through the incorporated terminal block Header unit Fllower unit Fllower unit 3 phase 50Hz 380 415V Earth leakage breaker hand switch Outdoor power source e Power supply specifications of combined outdoor units When a distribution panel is provided for each combined outdoor units as shown in the right figure select the power supply wiring of the main trunk line a up to the distribution panel and fuse from the table below Follower Follower Header unit 1 unit 2 Rm i Earth leakage Main switch breaker EN iy tas Ee Distribution panel panel SE power supply 3 phas 380 ATV 50Hz EN GI eg e Unit capaci
78. eration The temperature which the temperature sensor detects is one near the air inlet of the indoor unit Therefore it slightly differs from the room temperature according to the installation status The setup value is a criterion of the room temperature Automatic air speed cannot be selected in FAN mode Air volume of function is not provided to Concealed Duct High Static Pressure Type but air speed HIGH 8 only is displayed 4 Determine the set up temperature by pushing the TEMP Cv or TEMP Ca button Stop Push CF button The operation lamp goes off and the operation stops REQUIREMENT In Cooling operation e The operation starts after approx 1 minute In Heating operation In heating operation the fan operation may continue for approx 30 seconds after the air conditioner has stopped The indoor fan continues preheat operation for 3 to 5 minutes under stop condition and then blows out the hot air ED display on the remote controller display part goes on When temperature of the room has reached the setup temperature and the outdoor unit stops the air speed becomes super low and the air volume extremely is lessened In the defrost mode the fan stops so that cool air is not discharged and PRE DEF D is displayed In Automatic operation e Using the difference between the setup temperature and the room temperature the heating or cooling operation is automatically performed A
79. ess display of the e Error is detected as usual corresponding indoor unit e Test operation is not performed 3 minutes after power was turned on or operation has stopped Start operation FF is displayed for 5 seconds Stop operation Return the rotary switches on the interface P C board of the A header unit SWO1 1 SWO2 1 SWO3 1 U1 lt Collective test operation gt Procedure Operation Set the rotary switches of interface P C board of the header unit COOL SW01 2 SW02 5 SW03 1 HEAT SW01 2 SW02 6 SWO3 1 Push SW04 for 2 seconds or more e Temperature cannot be adjusted during Test operation e Error is detected as usual e Test operation is not performed 3 minutes after power was turned on or operation has stopped Start operation Stop operation Return the rotary switches on the interface P C board of the header unit SW01 1 SW02 1 SWO3 1 Header unit interface P C board edad EERE H aged edad Push switch 7 segment CH oi D600 D601 display A Swot tf OO SW15 O cil a D602 D603 D604 SWO2 SW03 A D AN FW D KD Push switch 7 segment display B Rotary switch 62 1 1 TROUBLESHOOTING In addition to the check code on the remote controller of the indoor unit a
80. firmed from both operating Sadie Se fe Ea status and stop status 7 UNIT Procedure Description TEST When pushing e and Ce buttons at the same time for 4 seconds or more the following display appears If Service check is displayed the mode enters in the CODEN trouble history mode Kl 01 Order of trouble history is displayed in CODE No Ss As window gt Check code is displayed in CHECK window e Indoor unit address in which an error occurred is displayed in UNIT No Every pushing of CY CA button used to set temperature the trouble history stored in memory is displayed in order The numbers in CODE No indicate CODE No 01 latest 04 oldest Do not push CH button because all the trouble history of the indoor unit will be deleted After confirmation push Gi button to return to the usual display Check the troubles according to the above procedure Ask an authorized dealer or qualified service maintenance professional to repair or maintain the air conditioner More details of the service code are explained in Service Manual 25 ACCESSORY PARTS O Accessory parts MMY Q ty Shape Use Part name MAP0802FT8 MAP1002FT8 MAP1202FT8 Installation Manual 2 2 2 Holness Be sure to handover to customers Volume 2 Owner s Manual 1 1
81. g NOTE 2 The standards for minimum room volume are as follows 1 No partition shaded portion 2 When there is an effective opening with the adjacent room for ventilation of leaking refrigerant gas opening without a door or an opening 0 15 or larger than the respective floor spaces at the top or bottom of the door le Outdoor unit Refrigerant piping 7 TNT TOUL A 7 SES EE 3 If an indoor unit is installed in each partitioned room and the refrigerant tubing is interconnected the smallest room of course becomes the object But when a mechanical ventilation is installed interlocked with a gas leakage detector in the smallest room where the density limit is exceeded the volume of the next smallest room becomes the Refrigerant piping Outdoor unit Indoor unit Mechanical ventilation device Gas leak detector NOTE 3 The minimum indoor floor area compared with the amount of refrigerant is roughly as follows When the ceiling is 2 7m high te _ Range below the density limit _ of 0 3 kg m8 countermeasures not needed A oO 3 D wo a wo N O1 ND Oo Range above the density limit of 0 3 kg m countermeasures needed o Min indoor floor area 10 20 30 Total amount of refrigerant kg TOSHIBA CARRIER CORPORATION 2 CHOME 12 32 KONAN MINATOKU TOKYO 108 0075 JAPAN Copyright 2005 TOS
82. ging it stops after moving to the 3rd position from the top position UNIT 4 CD UNIT e To set up the air direction individually push C7 button to display each indoor unit No in a group control Then set up the air direction to a dis played indoor unit e If there is no display all the indoor units can be operated collectively e Every pushing C5 button the display ex changes as shown in the figure display Unit No 1 1 Unit No 1 2 Unit No 1 4 lt Unit No 1 3 12 In Cooling Dry operation Set the horizontal flap Up Down WW air direction adjustment plate upward H directing it downward the dew may fall on near the air air outlet port or it drips Initial setup ON OFF LTER RESET TEST Ce PI IS P Series of operation Initial setup Display when stopping the swing D gt Fan Heat Cool Dry operation operation Right Left air direction adjustment To change the air outlet direction to right or left side set the vertical flap inside of the horizontal flap to the desired direction INFORMATION e If cooling operation is performed with downward discharge dew may fall on surface of the cabinet or the horizontal flap resulted in dripping e If heating operation is performed with horizontal discharge unevenness of temperature may increase in the room High Wall Type Adjustment of air direction upward downwa
83. group control is available For the indoor unit a remote controller cannot be individually connected FS unit Indoor unit Control wiring between indoor unit and FS unit Remote controller Ss Group control E Incorrect example of connection When connecting the multiple indoor units to a For the indoor unit a remote controller cannot be single FS unit the indoor units which are connected individually connected with the multiple FS units are unavailable for the group control by a single remote controller Piping FS unit FS unit FS unit unit Control wiring Control wiring between between indoor unit indoor unit and FS unit and FS unit Remote controller NG EEN Remote controller ner Group control How to set up Item code Push A8 buttons simultaneously for 4 seconds or more ALL is displayed in the UNIT No window e In this time the fans of all the indoor units in the group control start the fan operation 2 Using the set temperature buttons C GD select the Item code ZE 3 Change SET DATA to UI by the timer wes ES 3 SO CO buttons 4 Push button 5 Push button Then the setup finished 59 9 HOW TO SET UP THE COOLING ONLY INDOOR UNIT When setting the specific indoor unit to Cooling Only unit without connecting to the flow selector unit setup to the indoor unit to become the Cooling Only uni
84. he e ania piping L SEI pipe to outside via piping wiring panel and keep forward __ 7 space of 500mm or more from the main pipe Left pipin E piping connecting the outdoor unit with the indoor unit downward considering service work etc For replacing the compressor 500mm or more space is required 4 When drawing out the pipe downward remove the knockout of the base plate of the outdoor unit apply the pipe to outside of the outdoor unit and perform piping at right left or rear side Leading pipe of the balancing should be within 4m Packed valve at suction gas side Packed valve at liquid side Packed valve at balance side Ball valve at discharge gas side REQUIREMENT For brazing be sure to use nitrogen gas to avoid oxidation of pipe inside 1 In a welding work for the refrigerant pipes be sure to use the nitrogen gas in order to prevent oxidation inside of the pipes otherwise clogging of the refrigerating cycle due to oxidized scale generates Use clean and new pipes for the refrigerant pipes and perform piping work so that water or dust is not mixed 14 to 18 1 4 to 1 8 kgf m Be sure to use a double spanner to loosen or 33 to 42 3 3 to 4 2 kgf m tighten the flare nut If a single spanner is used a required tightening cannot be obtained Tighten 50 to 62 5 0 to 6 2 kgf m the flare not with the specified torque 68
85. ic work strictly follow to the Local Regulation in each country and the Installation Manual and use an exclusive circuit Capacity shortage of power circuit or incomplete installation may an electric shock or ftre A CAUTION Be sure to install an earth leakage breaker If an earth leakage breaker is not installed an electric shock may be caused REQUIREMENT Perform the electric wiring so that it does not come to contact with the high temperature part of the pipe The coating may melt resulted in an accident After connecting wires to the terminal blocks provide a trap and fix wires with the wire clamp Store the refrigerant piping line and control wiring line in the same line Do not turn on the power of the indoor unit until vacuuming of the refrigerant pipes completes Use the supplied dedicated wires REQUIREMENT e Check that power is not supplied to the indoor unit before connecting wires e For safety connect wires to the Flow Selector unit first e Be sure to put wires though the wire connecting ports on the Flow Selector unit and the indoor unit 76 6 ELECTRIC WORK Connection diagram e Power is supplied from the connected indoor unit e Connect the attached wires power supply control wiring between the Flow Selector unit and the indoor unit Connect wires as shown in the below figure e f the distance between indoor unit and Flow Selector unit exceeds 5m connect by using the extension cable ki
86. ing your Flow Selector unit e When installing an indoor or outdoor unit follow the installation manual supplied with the unit e To connect the Flow Selector unit to an outdoor unit with pipes a branching joint or header is required Choose one according to the capacity of the units e Nitrogen gas is filled in the selection unit Be careful when removing flare nuts CONTENTS OWNER S MANUAL EH99920601 PRECAUTIONS FOR SAFETY nn mnt naleauaniactasec ouaeceudvsaniacedsuuvaaniudacddccdoncdaduiveatiad 1 NAME OF EACH PART amiante ieneiannntimunnainnininantemioniemnnaiinqe 3 PARTS NAME OF REMOTE CONTROLLER cccccecessteesseessseeeeesneeessneesseeeeseeeeseeeeesseesseeeseseneeesnees 6 CORRECT USAGE ins nd tte tent tan rentals bag ne santetsaucaauade quawessauaieaasaaianveraawaedvicd 8 ADJUSTMENT OF WIND DIRECTION sise annees estaseuacativenuvestuatanteueinavesindecnuabavande 9 TIMER OPER ATION ss sscisezacsavasenanccaaendeasaqectuassiaasucueruuatavaueanescuesqueiaseiatauraetasstavadeansueuitaaeiavacsaxtomaiiaccated 16 INSTACLATION EEN 17 WT er EN 18 AIR CONDITIONER OPERATIONS AND PERFORMANCE nninisnnnmnnnmnnnmnnnnmnnnnns 22 RE INSTALLATION BET 23 WHEN THE FOLLOWING SYMPTOMS ARE FOUND sssnsseunseunsnnununnnnunnnnunnnnnnnnnnnnnnnnnnnnnnnnnnnnn nnna 24 INSTALLATION MANUAL lt OUTDOOR UNIT gt EH99842501 ACCESSORY PAR A KM SAFETY CAUTION 2 ins nn geleet E ee gegen eet ele 1 INSTALLATION OF NEW REFRIGERANT AIR CONDITIONER ENE
87. ion work To prevent from mixing of refrigerant or refrigerating oil the size of charge port of the main unit or connecting section of installation tool differs from that of the air conditioner for the former refrigerant Accordingly the exclusive tools are required for the new refrigerant R410A as shown below Required tools and cautions on handling It is necessary to prepare the tools and parts as described below for the installation work The tools and parts which will be newly prepared in the following items should be restricted to the exclusive use Explanation of symbols For connecting pipes use the new and clean piping materials so that water or dust does not enter Newly prepared It is necessary to use it properly exclusive to R410A separated from those for R22 or R407C Former tool is available Used tools Gauge manifold Charging hose Vacuuming or charging of refrigerant and operation check Proper use of tools parts Newly prepared Exclusive to R410A Newly prepared Exclusive to R410A Charging cylinder Charges refrigerant Unusable Use the Refrigerant charging balance Gas leak detector Checks gas leak Newly prepared Vacuum pump Vacuum drying Usable if a counter flow preventive adapter is attached Vacuum pump with counter flow preventive adapter Vacuum drying O R22 Existing article Flare tool Flare processing of pipes Usabl
88. ions of the local electric company and the Installation Manual If there is capacity shortage of the power circuit or incomplete electric work a fire or electric shock is caused For wiring use the specified wires and connect them securely so that external force of wire does not transmit to the terminal connecting section If connection or fixing is incomplete a fire is caused Be sure to connect the earth wire Grounding work is necessary based upon a law If the earth grounding is incomplete an electric shock is caused Do not connect earth wire to gas pipe lightning rod or earth wire of telephone A CAUTION Be sure to attach an earth leakage breaker otherwise an electric shock may be caused 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 at least 3 mm INSTALLATION OUTDOOR VOLUME 2 REQUIREMENT Perform wiring of the power supply in conformance with the regulations of the local electric company For wiring of power supply in the indoor unit refer to the Installation Manual of each indoor unit Never connect the 220 240V power to the terminal block U1 U2 U3 U4 U5 U6 for control wires Trouble is caused Arrange the wires so that the electric wires do not come to contact with high temperature part of the pipe otherwise coating melts and an accident may be caused Aft
89. ir outlet flap 2 way discharge 3 way discharge Select air blow direction in cooling or 2 way discharge or 3 way discharge can be heating operation each selected according to the shape or arrangement of the room For details consult with the dealer which you have purchased the air conditioner b Air filter Removes dust and trash Clip Air filter is provided in the air grille Air inlet grille Air in the room is sucked from here Earth screw It is included in the electric parts box RBC AMT31E Main remote controller The clip is to open close the air inlet grille 2 way Air Discharge Cassette Type Earth screw It is included in the electric parts box Air outlet Air outlet flap Select air blow direction in cooling or heating operation each Air filter Removes dust and trash Air filter is provided in the center panel Center panel Air inlet Air in the room is sucked from here TOSHIBA OHER OF DROEN Sas AAAA s CA 1 way Air Discharge Cassette Type MMU AP0071YH to AP0121YH MMU AP0151SH to AP0241SH Air outlet Air outlet flap Earth screw Select air blow direction in It is included in the electric parts box cooling or heating operation each Earth screw It is included in the electric parts box Air outlet Air outlet flap Select air blow direction in cooling or heating operation each Sub remote co
90. ition line is displayed on the display part of the remote controller After the power supply is turned on the remote controller does not accept an operation for approx 1 minute but it is not a failure REQUIREMENT e While using the air conditioner operate it only with CU button without turning off the main power switch and the leak breaker e Do not turn off the leak breaker while the air conditioner is used e Turn on the leak breaker 12 hours or more before start of operation after the air conditioner has stopped for a long time DON OFF FILTER RESET TEST DO Push E button an ke The operation lamp goes on and the operation starts A za 6 DRY Select an operation mode with the button DRY One push of the button and the display Dehumidity changes in the order shown on the right DRY mode function is not provided to N A SS AUT HIGH MED LOW Concealed Duct High Static Pressure Type Select air volume with 3 button One push of the button and the display changes in the order shown on the right When air volume is AUTO Os air volume differs according to the temperature difference between set temperature and room temperature In DRY mode AUTO is displayed and the air volume is LOW In heating operation if the room temperature is not heated sufficiently with volume LOW operation select MED or HIGH S op
91. itioner operates 7 itit stops push SNCF button 2 Push gt button The unit NO is displayed on the LCD Disappears after several seconds The displayed unit No indicates the line address and indoor address If there is other indoor unit connected to the same remote controller Group UNIT control unit other unit No is displayed every pushing c button CODE No YON OFF i CES GES CR Operate TIME SWING FIX VENT am OO CT Ce RESET TEST SET CL UNIT OO Operation procedure 1 2 54 ADDRESS SETUP 2 When you want to know position of the indoor unit using the address e To confirm the unit numbers in a group control lt Procedure gt Operation while the air conditioner stops The indoor unit numbers in a group control are successively displayed and the corresponding indoor fan is turned on 7 Push Ca buttons simultaneously for 4 seconds or more J N b SET DATA _ Unit No ALL is displayed SHARE e The fans of all the indoor units in a group control are turned on TEMP DON OFF Me o 2 Every pushing gt button the indoor unit num EE bers in the group control are successively 3 D C8 CBD 8 TIME SWING FIX VENT displayed ang OCO CG Ca End RESET TEST SET CL UNIT e The firstly displayed unit No on number indicates the address of the header unit e Only fan of the selected indoor unit is t
92. l thoroughly to perform correct installation e For pipe connection for the indoor and outdoor units flow selector unit Y shape branching joint or branch header required sold separately Select it according to the capacity e For pipe connection between the outdoor units T shape branching joint which is sold separately is required ADOPTION OF NEW REFRIGERANT This Air Conditioner is a new type which adopts a new refrigerant HFC R410A instead of the conventional refrigerant R22 in order to prevent destruction of the ozone layer Thank you very much for purchasing TOSHIBA Air Conditioner e This manual describes the installation method at the outdoor unit side e Before installation please read this Manual thoroughly to perform correct installation e For pipe connection for the indoor and outdoor units flow selector unit Y shape branching joint or branch header required sold separately Select it according to the capacity e For pipe connection between the outdoor units T shape branching joint which is sold separately is required ADOPTION OF NEW REFRIGERANT This SUPER HRM Air Conditioner is a new type which adopts a new refrigerant HFC R410A instead of the conventional refrigerant R22 in order to prevent destruction of the ozone layer Be sure to use an indoor or outdoor unit in combination with the new refrigerant Thank you very much for purchasing TOSHIBA SUPER HRM Air conditioner Please read this manual carefully before us
93. lap upward If directing it downward the dew may fall on near the air discharge port or it drips Initial setup How to start swinging ON OFF 2 Push S button Set direction of the air outlet flap to the Hi SWING FIX FAN MODE lowest position and then push CT button z again CD d d SWING FIX SWING _ is displayed and the air direction automatically changes upward downward RESET TEST In case when one remote controller controls DO the multiple indoor units each indoor unit can be selected and its air direction can be set up How to stop swinging 3 Push 22678 button again during swinging of the air outlet flap e The air outlet flap can be stopped at the desired position After then the air direction can be again set up from the uppermost Series of position by pushing Cr button operation While the air outlet flap is set downward in cooling drying operation it does not stop If stopping the air outlet flap which directs downward during swinging it stops after moving to the 3rd position from the top position UNIT 4 GER operation e To set up the air direction individually push gt button to display each indoor unit No in a group control Then set up the air direction to a displayed indoor unit e If there is no display all the indoor units can be operated collectively No display Unit No 1 1 Unit No 1 2 UNIT e Every pushing C button the displ
94. length Equivalent length Max equivalent length of main piping L1 Equivalent length of farthest piping from 1 st branching Li 1 L3 L4 L5 L6 L7 L8 q Max real length of indoor unit connecting piping at g b h c i d l e m f m f n j k Max real length between FS unit and indoor unit 2 g h i l m n L7 0 Max equivalent length of outdoor unit connecting pipe LO 1 LA Le LA Lb Max real length of outdoor unit connecting pipe La Lb Le Max equivalent length between FS unit and indoor unit Lj L7 L8 p L7 L8 q Max real length between FS unit and indoor unit which FS L740 unit control wiring is connected Lh 2 Height between Upper outdoor unit indoor unit and outdoor unit H1 Lower outdoor unit Height Height between Upper outdoor unit difference idoor unit H2 Lower outdoor unit Height between outdoor units H3 Height difference between indoor units in group control by one FS unit H4 1 The farthest indoor unit from 1st branch to be named C and farthest indoor unit from 1st branch to be named q 2 Attached connection cable can be used up to 5 m in pipe length between indoor unit and FS unit When the pipe length between indoor and FS unit exceeds 5 m be sure to use the connection cable kit RBC CBK15FE Restriction to the system Note 1 Combination of outdoor unit Header unit 1 unit Follow unit Max No of combined outdoor units 3 units 0 to 2 units Header unit is outdoor unit nearest to the
95. line selection 5 7 J To finish the set Here if the unit No is not called up the header unit in this system does not exist Operation procedure Push button and then select a line O 12 34 5 6 7 8 End according to procedure 2 57 Clearance of address Return to status Address undecided at shipment from factory Method 1 An address is individually cleared from a wired remote controller 0099 is set up to line address indoor address and group address data from the wired remote controller For the setup procedure refer to the above mentioned address setup from the wired remote controller Method 2 Clear the indoor addresses in the same refrigerant line from the header unit 1 Turn off the power of the refrigerant line to be returned to the status at shipment from factory and change the header unit to the following status 1 Remove the relay connector between U1U2 and U3U4 If it has been already removed leave it as it is 2 Turn on SW30 2 on the interface P C board of the header unit if it is ON If it has been already ON leave it as it is Central control device Header unit Follower unit Header unit Follower unit Header unit i i oi i N Remote Remote By Remote Remote e controller controller j controller i controller Unit of which address is to be returned to the initial status 2 Turn on the indoor outdoor power of which addre
96. ly switch or breaker before attempting any electrical work Make sure all power switches are off Failure to do so may cause electric shock Connect the connecting wire correctly If the connecting wire is connected in a wrong way electric parts may be damaged When moving the air conditioner for the installation into another place be very careful not to enter any gaseous matter other than the specified refrigerant into the refrigeration cycle If air or any other gas is mixed in the refrigerant the gas pressure in the refrigeration cycle becomes abnor mally high and it as a result 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 After unpacking the unit examine it carefully if there are possible damage Do not install in a place that might increase the vibration of the unit To avoid personal injury with sharp edges be careful when handling parts Perform installation work properly according to the Installation Manual Inappropriate installation may result in water leakage electric shock or fire When the air conditioner is installed in a small room provide appropriate measures to ensure that the concentration of refrigerant leakage occur in the room doe
97. n incomplete installation is performed a fire electric shock injury or water leakage may be caused Be sure to use the products sold separately which are specified by us For the products sold separately be sure to use those specified by us Otherwise a fire electric shock or water leakage may be caused For installation work leave it to special engineer When installing the units in a small room take measures so that the refrigerant will not exceed the critical concentration if it leaks CAUTION Related to countermeasures against the critical concentration perform the installation work upon consul tation with the dealer If the refrigerant leaks and exceeds the critical concentration oxygen deficiency may be caused Check whether earthing work is performed correctly A grounding is necessary If the earthing work is incompletely an electric shock may be caused For details conform to the local regulation in each area Warning on use Do not expose your body directly in cool air for a long time or do not cool you excessively It causes the worse of physical condition or trouble on health Never insert a finger or bar into the air inlet port or air outlet port of air Since the fan rotates in high speed inside of the unit an injury may be caused When a trouble burnt smell etc is felt stop the operation turn off the power switch and contact the dealer who you have purchased the air
98. ntroller RBC AS21E2 Air inlet grille Air in the room is sucked from here Air filter Removes dust and trash Air filter is provided in the air inlet grille MMU AP0152SH AP0182SH AP0242SH Air inlet grille Air in the room is sucked from here Air filter Removes dust and trash Air filter is provided in the air inlet grille RBC AX21U W E2 Button Button to open close suction port Air filter Removes dust or trash Provided on the suction port Suction port Sucks air inside of the room from here Earth screw It is included in the electric parts box Air outlet Air outlet flap Change the direction of the air to be discharged according to cool heat mode Air filter Removes dust or trash Provided on the suction port Wireless remote controller kit TCB AX21E2 RBC AX22CE2 Concealed Duct Type Air outlet flange Discharge duct is c Air filter Removes dust and trash Air filter is provided in the air inlet grille Earth screw Earth screws are provided in the electric parts box Air inlet Air in the room is sucked from here Concealed Duct High Static Pressure Type Air outlet Discharge duct is connected Earth screw Earth screws are provided in the electric parts box Slim Duct Type Air inlet Suction duct is connected NN NN NS g Air filter Air filter is not
99. onnecting section or cap of the valve REQUIREMENT Use a leak detector manufactured exclusively for HFC refrigerant R410A R134a etc Heat insulating process Perform heat insulating for pipes at liquid side and gas side separately Union Flare nut In cooling time temperature at both liquid and gas sides becomes lower Therefore perform heat insulating process sufficiently to avoid dewing e For heat insulator of pipe at gas side be sure to use one with heat resisting temp 120 C or more e Using the attached heat insulating pipe perform heat insulating process securely for pipe connecting part of the Flow Selector units without clearance Flow Selector unit Heat insulating Local supply Heat insulator pipe Attached REQUIREMENT Apply the heat insulation to the pipe connecting section of the Flow Selector unit securely up to the root without exposure of the pipe The pipe exposed to the outside causes water leak 75 6 ELECTRIC WORK A WARNING 1 Using the specified wires ensure to connect the wires and fix wires securely so that the external strength of the wires do not transmit to the connecting part of the terminals Incomplete connection or fixation may cause fire etc Be sure to connect earth wire Grounding work Do not connect the earth wire to gas pipe city water pipe lightning rod or the earth wire of telephone Incomplete grounding causes an electric shock For electr
100. operation while the fan is operating the fan operation may be stopped temporarily to prevent blowing of hot air Characteristics of cooling heating simultaneous operation e If the outdoor temperature drops during operation the fan of the outdoor unit may stop 22 Air conditioner operating conditions For proper performance operate the air conditioner under the following temperature conditions Cooling Outdoor temperature 10 C to 43 C Dry bulb temp operanon Room temperature 21 C to 32 C Dry bulb temp 15 C to 24 C Wet bulb temp e o Room relative humidity less than 80 If the air conditioner operates in excess of this figure the surface of the air conditioner may cause dewing Heating Outdoor temperature 15 C to 21 C Dry bulb temp 15 C to 15 5 C Wet bulb temp operation Room temperature 15 C to 28 C Dry bulb temp e H air conditioner is used outside of the above conditions safety protection may work Do not use Super HRM for other than personal usage where the ambient temperature may go down below 5 C For example OA equipment Electric device Food Animals and plants Art object CAUTION When outdoor temperature goes out of specified range or gr mark is indicated on the Wired remote controller display and required operation will stop GI amp Oj When heating operation O When cooling operation Notice e This indication is not failur
101. ot provided to Concealed Duct Standard Type High Static Pressure Type Floor standing Cabinet Type Floor Standing Concealed Type or Slim Duct Type 7 Operation lamp 9 Lamp is lit during the operation Lamp is off when stopped Although it flashes when operating the protec tion device or abnormal time DON OFF 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 all the displays disappear Operation select button Selects desired operation mode 10 Set up temperature button Adjusts the room temperature Set the desired set temperature by pushing Cy or a OPTION Remote controller sensor Usually the TEMP sensor of the indoor unit senses the temperature The temperature on the surround ing of the remote controller can also be sensed For details contact the dealer from which you have purchased the air conditioner e In case that one remote controller controls the multiple indoor units the setup operation is unavailable in group control 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 displayed on the remote controller will start by pushing the nan button only Preparation Turn on the main power switch and or the leakage breaker e When the power supply is turned on a part
102. ow to perform a test operation In case of test operation on the wired remote controller Check the operation of the air conditioner in usual operation by the wired remote controller For the procedure of the operation refer to the attached Owner s Manual For a case of using a wireless remote controller refer to the Installation Manual of the indoor unit A forced test operation is available in the following procedure under condition that the thermostat OFF in the room In a forced test operation the test operation is cleared after operation for 60 minutes and then returns to the usual operation in order to prevent a serial operation NOTE Do not use the forced test operation for cases other than the test operation because it applies an excessive load to the air conditioner TEMP ON OFF o FAN MODE CS E SWINGFIX VENT Cr SI UNIT In case of wired remote controller 1 5 Procedure Operation When pushing G button for 4 seconds or more TEST is displayed on the display part and the mode changes to test operation mode TEST is displayed on the display part during test operation Push Em button Using CR button change the operation mode to COOL or HEAT r e Do not drive the air conditioner with a mode other than COOL or HEAT l IN e The temperature cannot be adjusted during test operation Os e An error is detected as usual Si ei S
103. ower it In this case do not use the Swing function In case of automatic swin g In this case do not use the Push Ct button during operation swing function e SWING 2 is displayed and the air direc tion automatically changes rightward leftward TEMP In case when one remote controller controls the multiple indoor units each indoor unit can be selected and its air direction can be set up FILTER 2 Push C T button again during swinging ESET TEST of the horizontal flap DO e The horizontal flap can be stopped at the desired position UNIT Swing button C gt To set up the air direction individually push button to display each indoor unit No in a group control Then set up the air No display Unit No 1 1 Unit No 1 2 direction to a displayed indoor unit If there is no display all the indoor units can Unit No 1 4 lt Unit No 1 3 be operated collectively Every pushing c button the display exchanges as shown in the figure INFORMATION If cooling operation is performed with downward air outlet dew may fall on surface of the cabinet or the horizontal flap resulted in dripping If heating operation is performed with horizontal air outlet unevenness of temperature may increase in the room Do not move the flap directly with hands during swing operation otherwise a trouble is caused The vertical flap does not stop immediately even if the Cr but
104. per pipe with 1 0mm or more thickness for 15 9mm 19 1mm 22 2mm or more e Flare nut and flare works are also different from those of the conventional refrigerant Take out the flare nut attached to the unit of the air conditioner and use it 67 3 SELECTION OF INSTALLATION PLACE A CAUTION Do not install the air conditioner at place where combustible gas may leak If gas leaks and is collected at surrounding the unit the production of fire may be caused Upon customer s approval install the air conditioner at a place where satisfies the following conditions e Place where it can be installed horizontally e Place which can reserve a service space for safe maintenance or check e Place where there is no problem even if the drained water flows Apply electric insulation between metal section of the building and metal section of the air conditioner in conformance with the Local Regulation Avoid the following places e Salty place seaside area or place with much gas sulfide hot spring area If selecting such a place a special maintenance is required e Place where oil including machine oil steam oil smoke or corrosive gas generates e Place where a device generating high frequency inverter non utility generator medical apparatus or commu nication equipment is set A bad influence may generate by malfunction of the air conditioner control error or noise for such equipment 68 3 SELECTION OF INSTALLATION
105. r or window open Is the air filter clogged with dust Is discharge louver of the indoor unit set at appropriate position Is air selection set to LOW MED and is the operation mode set to FAN Is the setup temp the appropriate temperature Do not the outdoor temperature go out of the specified range When the following symptoms are found stop the operation immediately turn off the power switch and contact the dealer which you have purchased the air conditioner e Activation of switch is unstable The main power fuse often blows out or circuit breaker is often activated Foreign matters or water entered by mistake When if activation cause of the protective device has been removed the operation is not performed Other unusual status occurred 24 Confirmation and check When a trouble occurred in the air conditioner the CODEN check code and the indoor unit No appear on the display part of the remote controller The check code is only displayed during the opera tion If the display disappears operate the air condi tioner according to the following Confirmation of Check code Indoor unit No in which error history for confirmation an error occurred Confirmation of error history When a trouble occurred on the air conditioner the trouble history can be confirmed with the following DON OFF procedure The trouble history is stored in memory 2 up to 4 troubles The history can be con
106. ral remote controller TCB SC642TLE2 ZONE EI gt j K DOS Floor Standing Cabinet Type Air outlet Air outlet flap Exchanges the air direction according to cooling or heating time Earth screw It is prepared in the electric parts box Air filter Removes dirt or dust It is included in the suction port Floor Standing Concealed Type Earth screw It is prepared in the electric parts box Drain pan With drain filter z This accessory is installed at the local site Air inlet port Sucks air inside of the room from here Air filter i E DN Removes dirt or dust Front panel Lower side It is included in the suction port Floor Standing Type IT Fixing metal holder Horizontal flap Air outlet port Exchanges the air direction according to cooling or heating time Vertical flap The air can be automatically discharged rightward leftward at stated periods Air inlet port Sucks air inside of the room from here Drain pan Air filter Water accumulated in the drain pan is Removes dirt or dust drained from here through the drain pipe Earth screw Fixing metal holder Right and left It is prepared in the electric parts box Outdoor unit Air outlet Discharge Hot air is discharged when cooling operation is performed Cold air
107. rd In Cooling operation In cooling operation use the horizontal flap with horizontal set point so that the cold air diffuses in whole room In Heating operation In heating operation use the horizontal flap with downward set point so that the hot air blows at the foot REQUIREMENT e If cooling operation is performed with downward air outlet dew may fall on surface of the cabinet or the horizontal flap resulted in dripping If heating operation is performed with horizontal air outlet unevenness of temperature may increase in the room Do not move the horizontal flap directly with hands otherwise a trouble is caused Select direction of the horizontal flap using Cr switch on the remote controller The horizontal flap does not stop immediately even if the switch is pushed Adjusting the stop position push the switch Adjustment of air direction rightward leftward To change the air outlet direction to right or left side set the vertical flap inside of the horizontal flap to the desired direction Setup of air direction and swinging 1H series Refer to description of 2 way Air Discharge Cassette Type 2H series Refer to description of Under Ceiling Type 1 way Air Discharge Cassette Type 2SH Series 13 Floor Standing Cabinet Type In Cooling operation In cooling operation use the air outlet flap
108. rigerant pipe connecting port i Bett d d Discharge gas Ft pipe connecting port Refrigerant pipe connecting port i Liquid E El r Refrigerant pipe connecting port al r Liquid Refrigerant pipe connecting port Suction gas Hanging bracket 200 109 These coils are on Y1802FE only Earth screw 65 70 4 INATALLATION OF FLOW SELECTOR UNIT Installing hanging bolts Considering piping and wiring after hanging the Flow Selector Procure hanging bolts and nuts locally for unit determine the installation position and direction installing the unit After determining he installation position of the Flow Selector unit install the hanging bolts For hanging bolt pitch see the External view Nut M10 mm or 3 8 6 pieces When the ceiling is installed draw the pipes to the position where they are to be connected before hanging the unit Hanging bolt M10 mm or 3 8 2 pieces Flat washer M10 mm 4 pieces Ceiling preparation Because ceiling preparation depends on the building structure consult with the architect or interior finisher After removing the ceiling panels it is important to reinforce the ceiling frames to prevent ceiling panel vibration and to keep the ceiling horizontal Installation of hanging bolts Use M10 mm or 3 8 hanging bolts 2 pcs to be local procure Matching to
109. rmer refrigerant If the exclusive piping materials are not used or there is imperfection in installation a crack or an injury is caused and also a water leak an electric shock or a fire may be caused Take measures so that the refrigerant does not exceed the limit concentration even if it leaks when installing the air conditioner in a small room For the measures not to exceed the limit of concentration contact the dealer If the refrigerant leaks and it exceeds the limit of concentration an accident of oxygen shortage is caused Install the air conditioner at a place which is satisfactorily bearable to weight If strength is insufficient the unit may fall down resulting in human injury Perform a specified installation work against a strong wind such as typhoon or earthquake If the air conditioner is imperfectly installed an accident by falling or dropping may be caused If refrigerant gas leaks during installation work ventilate the room If the leaked refrigerant gas approaches to fire noxious gas may generate After installation work confirm that refrigerant the refrigerant gas does not leak If refrigerant gas leaks in the room and approaches to fire such as fan heater stove or kitchen range generation of noxious gas may be caused Never recover refrigerant in the outdoor unit Be sure to use a refrigerant recovery device to recover refrigerant in reinstallation or repair work Recovery of refrigerant in the outdoor unit is
110. rogen gas enters in the refrigerant cycle re tighten the valve rods before applying pressure Re tightening of the valve rods are unnecessary for valves at discharge gas side because they are ball valves For each refrigerant line apply pressure gradually with steps at liquid side discharge gas side balance pipe and suction gas side Be sure to apply pressure to suction gas side discharge gas side liquid side and balance pipe REQUIREMENT Never use Oxygen Flammable gas and Noxious gas in an airtight test Low High pressure pressure Connected to indoor unit gauge gauge As ue Packed valve fully closed D A Main pipe SS Suction gas side VL Vol Gauge Detailed drawing of packed valve Sie __ Outdoor unit 0 OT manifold Suction gas side i i service port Brazed THES l To gauge manifold f O A Reducing Suction gas side 26 4 Lei valve Discharge gas side packed valve i SAN ES Copper pipe ORO service port pe j gt Fully ry Discharge gas side closed ball valve To Outdoor im 6 4 SC Service port Copper Liquid side den a pipe service port l Ball valve fully closed Mes unit Piping Discharge gas side eae Liquid side Piping at sit
111. s not exceed the critical level Install the air conditioner securely in a location where the base can sustain the weight adequately Perform the specified installation work to guard against an earthquake If the air conditioner is not installed appropriately accidents 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 Electrical work must be performed by a qualified electrician in accordance with the Installation 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 wires for wiring connect the terminals securely fix To prevent external forces applied to the terminals from affecting the terminals 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 A CAUTION Tighten flare nuts using a torque wrench according to the specifi
112. se an accident such as falling may be caused Check fixing method Do not clean the air conditioner with water An electric shock may be caused Do not put the combustible devices at a place where air from the air conditioner flows directly Imperfect combustion of the combustible devices may be caused Diligently ventilate the room when operating the air conditioner with the combustible devices If ventilation is incomplete shortage of oxygen may be caused Check the installation plate etc is not damaged by use for a long time If leaving them damaged the unit may fall resulted in injury etc Do not put plants and animals at a place where air from the air conditioner flows directly Cause to affect on plants and animals may generate Do not put flammable spray etc near the air conditioner or do not spray directly on the air conditioner A fire may be caused Do not put vessels including water such as a vase on the unit Moisture floods in the unit the electric isolation deteriorates and an electric shock may be caused Do not handle the switches with wet hands An electric shock may be caused Do not use the air conditioner for special purpose such as storage of foods plants and animals precise equipment and art works Deterioration of quality may be caused wan OWNER S NAME OF EACH PART Sold Separately Parts Indoor unit 4 way Air Discharge Cassette Type Air outlet A
113. sing a spanner etc open fully the valve rod of packed valve at suction gas side e Using the pinchers open fully the handle of the ball valve at gas side Be careful that handling of ball valve differs from that of packed valve How to open the ball valve at gas side Valve unit Valve unit Handle position Handle Pull out the handle and using cutting pliers etc turn it counterclockwise by 90 Open fully Closed completely Charge port Opened fully Heat insulation for pipe e Apply heat insulation of pipe separately at liquid suction gas discharge gas sides e Be sure to use thermal insulator with heat resisting temp 120 C or more A CAUTION e After piping connection work has finished cover the opening of the piping wiring panel with the piping cover or fill silicon or putty in space of the pipes e In case of drawing out the pipes downward or sideward direction also close the openings of the base plate and the side plate e Under the opened condition a trouble may be caused due to entering of water or dust In case of using pipe cover In case of using no pipe cover Piping wiring panel Piping wiring panel Drawing out sideward Drawing out Drawing o frontward Close the opening with pipe cover frontward d Drawing out downward Fill silicon or putty in periphery of the pipes Drawing out downward 7 42 SAFETY CAUTION e Please read this Safety C
114. son particu larly following models 4 way Air Discharge Cassette Type Concealed Duct Type Under Ceiling Type 2 way Air Discharge Cassette Type Slim Duct Type 1 way Air Discharge Cassette Type Concealed Duct High Static Pressure Type is NO GOOD ay 2 way Air Discharge 4 way Air Discharge 1 way Air Discharge Cassette Type Cassette Type Cassette Type NO GOOD Concealed Duct Type Under Ceiling Type Slim Duct Type Concealed Duct High Static Pressure Type 18 High Wall Type Model 1H series e Push the projection at the center of air filter Clip is out e Undo the clip of air filter pull the air filter downward while pushing it toward the main unit side Model 2H series e Open the air inlet grille Lift the air inlet grille up to the horizontal position e Take hold of the left and right handles of the air filter and lift it up slightly then pull downward to take it out from the filter holder Push the air filter and pull it downward Filter holder Floor Standing Cabinet Type e Push down the upper part of the suction port a little and then pull toward you to remove it e Take out the air filter inside of the suction port Floor Standing Concealed Type e Push down hook of the air filter on the front panel Lower side
115. ss is to be cleared After approx 1 minute check that U 1 is displayed and then execute the following operation on the interface P C board of the header unit of which address is to be cleared in the refrigerant line Address which can be cleared After checking that A d buS is displayed on 7 degment display and then push SW04 for 5 seconds or more Line Indoor unit Group address After checking that A d nEt is displayed on 7 degment display and then push SW04 for 5 seconds or more Central control address 3 After A d c L has been displayed on 7 degment display return SW01 SW02 SW03 to 1 1 1 4 When the address clearing has correctly finished U 1 L08 is displayed on 7 degment display after a while If A d n G is displayed on 7 degment display there is a possibility which is connected with the other refrigerant line Check again the relay connector between U1U2 and U3U4 terminals NOTE Be careful that the other refrigerant line address may be also cleared if clearing operation is not correctly executed 5 After clearing of the address set up an address again 58 6 SETTING WHEN CONNECTING MULTIPLE INDOOR UNITS TO A FS UNIT e When connecting the multiple indoor units to a single FS unit it is necessary to set up the Item code Be sure to set up the Item code after setup of address e When connecting the multiple indoor units to a single FS unit only
116. ssing Sending error between outdoor units communication Duplicated follower outdoor address setup Number of outdoor unit which received normally Decrease of connected outdoor units Detected outdoor unit No Follower outdoor unit error IPDU quantity information IPDU communication error TD1 sensor error TD2 sensor error TE1 sensor error TL sensor error TO sensor error TS1 sensor error 01 Compressor 1 side 02 Compressor 2 side TH sensor error Outdoor temp sensor miswiring TE TL Outdoor pressure sensor miswiring Pd Ps Ps sensor error Pd sensor error Outdoor EEPROM error 63 Check code Outdoor 7 segment display Auxiliary code 01 Compressor 1 side 02 Compressor 2 side Check code name Compressor breakdown 01 Compressor 1 side 02 Compressor 2 side Magnet switch error Overcurrent relay operation Compressor trouble Lock 01 Compressor 1 side 02 Compressor 2 side Current detective circuit system error Compressor 1 case thermo operation Low pressure protective operation Oil level down detection protection TK1 sensor error 02 TK2 sensor error TK3 sensor error 04 TK4 sensor error Temp sensor error for oil level detection Compressor 2 case thermo operation TK1 oil circuit system error TK2 oil circuit system error TK3 oil circuit system error TK4 oil
117. t 2 Arrange the height of obstacle around two outdoor units up to below 800mm from the bottom end of the outdoor unit 29 Equivalent HP Model name of outdoor unit MMY MAP0802FT8 Combination of outdoor unit MMY MAP0802FT8 Unit 2 MMY MAP1002FT8 MMY MAP1002FT8 MMY MAP1202FT8 MMY MAP1202FT8 MMY AP1602FT8 MMY MAP0802FT8 MMY MAP0802FT8 MMY AP1802FT8 MMY MAP1002FT8 MMY MAP0802FT8 MMY AP2002FT8 MMY MAP1002FT8 MMY MAP1002FT8 MMY AP2402FT8 MMY MAP0802FT8 MMY MAP0802FT8 MMY MAP0802FT8 MMY AP2602FT8 MMY MAP1002FT8 MMY MAP0802FT8 MMY MAP0802FT8 MMY AP2802FT8 MMY MAP1002FT8 MMY MAP1002FT8 MMY MAP0802FT8 MMY AP3002FT8 MMY MAP1002FT8 MMY MAP1002FT8 MMY MAP1002FT8 The unit with mark cannot be combined with other unit Unit unique to 12 HP 3 OUTDOOR UNIT CARRYING IN Handle the outdoor unit in care with the following items 1 When using a forklift etc for loading unloading in transportation insert pawl of the forklift into the square hole for handling as shown below 2 When lifting up the unit insert a rope sufficiently bearable to unit mass into the square hole for handling and cord the unit from four sides Apply a plaster to position where rope fits outdoor unit itself so that flaw or deformation does not generate on the outer surface of the outdoor unit There provided the reinforcing plates on th
118. t RBC CBK15FE Sold separately RBM Y1122FE RBM Y1802FE RBM Y2802FE Flow Selector unit Earth screw RBM Y1802FE only RBM Y2802FE RBM Y2802FE only only Attached wire Power supply WHI ORNIBLY RED WHI Control P C board Goose Wm oe Control PC board for indoor unit Flow Selector unit Attached wire Control wiring e Remove the fixing screws 4 parts from the cover of the Flow Selector unit e Connect the connector Red of the attached wire power supply to CNO1 on the control P C board e Connect the ring terminal of the attached wire power supply to the earth screw e Connect the connector Green of the attached wire control wiring to CNO2 on the control P C board e Secure the two attached wires with the attached cord clamp Be careful not to apply tension to the wires and connectors e Check that the wires are not pinched and then attach the cover RBM Y2802FE RBM Y1122FE RBM Y1802FE Cord clamp Control wiring Cord clamp Attached wire Power supply CNO1 Red CNO2 Green Power supply Control P C board Fixing screw 4 parts emm Attached wire CNO1 Red Control PC board CNO2 Power supply Green Fixing screw ps 4 parts Power supply single phase 22
119. t lt lt ik d d D D Indoor unit lt Cooling only gt Liquid pipe G ESS Semn ose SOLS D Eech Eech Eech IE fe IE D D IID er H JH Indoor unit lt Group control gt When connecting the plural indoor units to single FS unit Allowable length of refrigerant pipe and height difference Follower unit C e Cautions concerned with installation construction 1 The leading outdoor unit connected with the indoor inter unit pipe is made A Header unit 2 Set the units in order of the outdoor capacity A Header unit gt B gt C gt D T Ti 3 For the combination of the outdoor units refer to Height difference Header unit A Follower unit B Combination of outdoor unit list between 8 Note outdoor units Outdoor unit In case of connecting method lt Ex 2 gt a large amount of H3 lt 5m refrigerant and refrigerant oil may return to the head unit T Shape branching
120. t is necessary Perform setup in the following procedure Setup to the indoor unit is performed by handling the wired remote controller Even if a wired remote controller is not used attach a wired remote controller for setup When using the air conditioner with a wireless remote controller select Cooling Only of the wireless remote controller after the above setup For handling the wireless remote controller refer to the manual attached to the wireless remote controller Change the setup during stop of the operation Be sure to stop operation of the air conditioner Procedure Description When pushing ZE G buttons 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 TEST If the item code indicates one other than 10 push CG button to erase the display and then retry the operation from the first step After pushing S button the operation of remote controller cannot be accepted after a while The display changes according to the indoor unit model In a group control the firstly displayed indoor unit No becomes the header unit Every pushing UNIT button the indoor unit No in the group control is displayed successively Select an indoor unit of which setup is to be changed In this time the position of the indoor unit of which setup is to be changed can be confirmed because th
121. the existing structure set pitch according to size in the unit external view as shown below New concrete slab Steel flame structure Existing concrete slab Install the bolts with insert brackets or anchor Use existing angles or install new Use a hole in anchors hole in bolts support angles plugs or a hole in bolts uz Hanging bolt Zaz e G Ee Reinforcing E Y f Y t S Anchor bolt FY Blade type Slide type Pipe hanging bracket bracket anchor bolt Hanging bolt Support angle Installing Flow Selector unit e Attach the nuts M10 mm or 3 8 to be local procure and flat washers M10 to be local procure to the hanging bolts e Put the washers over and under the T groove of the hanging brackets of the Flow Selector unit to hang down the unit e Using a level vial check that the four sides are horizontal Horizontal degree Within 5mm Level vial Horizontal degree Within 5 mm A EE Hanging bolt nuts locally M10 mm or W3 8 _ M10 mm Flat washer Nut M10 mm or W3 8 M10 mm Flat washer To prevent the bolt from coming off attach the 10 to 15mm washer just under the hanging bracket as Nut Y shown in the figure M10 mm or W3 8 Flow Selector unit REQUIREMENT Install the Flow Selector unit with the correct direction as shown in the figure If installed with incorrect direction the Flow Selector unit will not operate properly 71 5
122. the line address from the wired remote controller do not use address 29 and 30 The address 29 and 30 cannot be set up in the outdoor unit Therefore if they are incorrectly set up a check code E04 Indoor outdoor communication circuit error is output Note 2 When manual address has been set up from the wired remote controller set up the following items for header unit of each line if performing a central control over refrigerant lines e Using SW13 and 14 on the interface P C board of the header unit in each line set up the line address for each line e Turn off SW30 2 on the interface P C boards of the header units of the lines connected to the identical central control except a line with least address number The terminal resistances of the cables in the central control system of indoor outdoor are unified e Connect the relay connector between U1U2 and U3U4 of the header unit for each refrigerant line e Then set up the central control address For the central control address setup refer to the Installation manual of the central control devices Confirmation of indoor address and the main unit position on the remote controller Confirmation of indoor unit No and position 1 When you want to know the indoor address though position of the indoor unit itself can be recognized e In case of individual operation Wired remote controller Indoor unit 1 1 or group control lt Procedure gt Operation while the air cond
123. ties and power supply wire sizes Reference Power supply wiring Wire size Field fuse MMY MAP0802FT8 3 5 mm AWG 12 Max 20 m 30 A MMY MAP1002FT8 5 5 mm AWG 10 Max 28 m 30 A MMY MAP1202FT8 5 5 mm AWG 10 Max 27 m 30 A MMY AP1802FT8 14 mm AWG 6 Max 37 m 50 A MMY AP2002FT8 14 mm AWG 6 Max 35 m 60 A MMY AP2402FT8 22 mm AWG 4 Max 41 m 75 A MMY AP2602FT8 22 mm AWG 4 Max 40 m 75 A MMY AP2802FT8 38 mm AWG 4 Max 66 m 75A MMY AP3002FT8 38 mm AWG 1 Max 64 m 100 A e Determine the wire size for indoor unit according to the number of connected indoor units downstream e Observe local regulation regarding wire size selection and installation 45 Voltage Compressor range Unit No 1 Unit No 2 Unit No 3 Min Max RLA LRA kW FLA MCA MOCP MAP0802FT8 400 3 50 1 0 MAP1002FT8 400 3 50 1 1 MAP1202FT8 400 3 50 i 1 1 AP1602FT8 400 3 50 1 0 1 0 AP1802FT8 400 3 50 1 0 1 1 AP2002FT8 400 3 50 Lt AP2402FT8 400 3 50 1 0 1 0 1 0 AP2602FT8 400 3 50 1 141 14 1 0 AP2802FT8 400 3 50 1 141 14 1 0 AP3002FT8 400 3 50 1 1 1 1 1 1 Model name Nominal MMY V ph Hz Fan Motor Power Supply Minimum Circuit Amps Maximum Overcurrent Protection Amps Maximum Instantaneous Current Flow Start Rated Load Amps Locked Rotor Amps Full Load Amps Fan Motor Rated Output
124. ton is pushed Adjusting the stop SWING FIX position push the button 15 TIMER OPERATION A type of timer operation can be selected from the following three types OFF timer The operation stops when the time of timer has reached the set time Repeat OFF timer Every time the operation stops after the set time has passed ON timer The operation starts when the time of timer has reached the set time Timer operation ON OFF MODE SWING FIX VENT FILTER RESET TEST DO Push TIMER SET button e The timer display type changes for every push of the button FF ti R t OFF ti ON ti e SET DATA and timer time displays flash SERA FEES det Ommen No display Push to select SET TIME 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 M button the set time decreases in the unit of 0 5 hr 30 minutes The minimum set time is 0 5 hr Push SET button e display disappears and timer time display goes on When ON timer is activated timer time ON timer are displayed and other displays disappear Cancel of timer operation 4 Push CL button e TIMER display disappears NOTICE e When the operation stops after the timer reached the preset time the Repeat OFF timer resumes the operation by pushing 2 button and stops the operation after the time of the timer has reached the set time
125. trouble of the outdoor unit can be diagnosed by 7 segment display of the control P C board of the outdoor unit Make good use of this function for various checks After check return each bit of Dip switch to OFF position E Segment display and check code Rotary switch H g a g a setup value Displayed contents SW01 SWO2 SWO3 D600 D601 D601 D602 D603 D604 SE A B Outdoor unit No U1 only However when there is an auxiliary code the check code for 3 seconds and the Check code display auxiliary code for 1 second are alternately displayed Check code of outdoor unit Check Code Outdoor 7 segment display B Displayed when SW01 1 SWO2 1 SWO3 1 Check code Outdoor 7 segment display Auxiliary code Check code name Number of indoor unit which received normally Decrease of number of indoor units Indoor Outdoor communication circuit error Duplicated indoor addresses Duplication of indoor addresses 01 Communication between indoor and outdoor 02 Communication between outdoor units Automatic address start error Indoor is nothing during automatic addressing 00 Capacity over 01 No of connected units Capacity over Number of connected indoor units 00 Header is nothing 62 Two or more headerunits Number of header outdoor units error 01 Other line outdoor connected 02 Other line indoor connected Other line connected during automatic addre
126. uilding 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 e Do not install the air conditioner in a place where noise by outdoor unit or hot air from its air outlet annoys your neighbors e Install the air conditioner on a solid and stable foundation so that it prevents transmission of resonating operation noise and vibration e If one indoor unit is operating some sound may be audible from other indoor units that are not operating 23 WHEN THE FOLLOWING SYMPTOMS ARE FOUND Check the points described below before asking repair servicing It is not a failure Check again Symptom Outdoor unit White misty cold air or water is out Sometimes noise Pushu lis heard Cause Fan of the outdoor unit stops automatically and performs defrost operation Solenoid valve works when defrost operation starts or finishes Indoor unit Swish sound is heard sometimes Slight Pishi sound is heard Discharge air smells Oy indication is lit Sound or cool air is output from the stand by indoor unit When power of the air conditioner is turned on Ticktock sound is heard Operates or stops automatically When the operation has started during the operation or immedi ately after the operation has stopped a sound such as water flows may be
127. ul to direction of T shape branching joint As shown in Figure 3 T shape branching joint cannot be attached so that refrigerant of the main pipe flows directly to the header unit OK OK Header Follower Follower NO GOOD Header Follower Follower Header Follower Follower Extension Extension re valve valve Main pipe e alle b a gt lt To indoor unit Main pipe Main pipe To indoor unit To indoor unit Figure 1 Figure 2 Figure 3 32 5 REFRIGERANT PIPING A WARNING If the refrigerant gas leaks during installation work ventilate the room If the leaked refrigerant gas comes to contact with a fire the noxious gas may generate After installation work check that the refrigerant gas does not leak If the refrigerant gas leaks in the room and comes to contact with a fire such as fan heater stove or kitchen range the noxious gas may generate Connection of refrigerant pipe 1 The refrigerant pipe connecting section is set in the outdoor unit Remove the front panel and the piping wiring panel M5 9 pcs e As shown in the right figure the hooking hooks are attached at right and left sides each on the front panel Lift up and remove the front panel 2 Pipes can be drawn out forward and downward Front panel Piping wiring panel from the outdoor unit SL Die i Eed Right Rear iping 3 When drawing out the pipe forward draw out t
128. unnecessary SW30 2 End terminal resistance of indoor outdoor communi cation line central control communication line unnecessary Relay connector Header unit Follower unit Header unit Setup is OFF after address setup Short after Open Shortatter after address setup address setup Follower unit Setup is unnecessary Setup is OFF after unnecessary address setup Short after address setup Header unit Relay Relay connector connector Relay connector AIS aJe A B A B A B Remote Remote Remote controller controller controller Individual Group Indoor side Automatic setup Remote controller Fe a ES RE Indoor unit address Group address For relay connector CAUTION Never connect a relay connector until address setup for all the refrigerant lines finishes otherwise address cannot be correctly set up 52 ADDRESS SETUP Manual address setup from remote controller In case to decide an address of the indoor unit prior to finish of indoor electric wiring work and unpracticed outdoor electric wiring work Manual setup from wired remote controller Arrange indoor unit in which address Turn on the power is set up and the wired remote controller to 1 1 SET TEST Push simultaneously ZS buttons for 4 seconds or more LCD changes to flashing Wiring example in 2 lines Line 1 Line 2 Outdoor
129. urely so that external force of cable does not transmit to the terminal connecting section If connection or fixing is incomplete a fire etc may be caused Be sure to connect earth wire Do not connect earth wire to gas pipe water pipe lightning rod nor earth wire of telephone If grounding is incomplete an electric shock is caused A CAUTION Do not install the air conditioner at a place where combustible gas may leak If gas leaks and is collected at surrounding the unit the production of fire may be caused Be sure to attach an earth leakage breaker otherwise an electric shock may be caused Using a torque wrench tighten the flare nut in the specified method If the flare nut is exceedingly tightened the flare nut is broken and a refrigerant leakage may be caused after a long time has passed 27 1 INSTALLATION OF NEW REFRIGERANT AIR CONDITIONER This air conditioner adopts the new HFC refrigerant R410A which does not deplete the ozone layer R410A refrigerant is apt to be affected by impurity such as water oxidizing membrane or oils because the pressure of R410A refrigerant is higher than that of the former refrigerant by approx 1 6 times Accompanied with adoption of the new refrigerant refrigerating oil has been also changed Therefore pay attention so that water dust former refrigerant or refrigerating oil does not enter into the refrigerating cycle of the new refrigerant air conditioner during installat
130. urned on 1 3 Push amp button to finish the procedure Opetationiprocedule All the indoor units in group control stop 1 gt 2 gt 3 End e To confirm all the unit numbers from an arbitrary wired remote controller lt Procedure gt Operation while the air conditioner stops The indoor unit No and position in the same refrigerant line can be confirmed An header unit is selected the indoor unit numbers in the same refrigerant line are successively displayed and then its indoor unit fan is turned on 1 Push the timer time amp buttons simultaneously for 4 seconds or more Firstly the line 1 item code AL Address Change is displayed Select outdoor unit UNIT 2 Using gt and 5 buttons select the line address 3 Using gt button determine the selected line SET OATA CIS address EAR e The indoor address which is connected to the refrigerant line of the selected refrigerant line is dis es played and the fan is turned on TIMER SET P UNIT P A Coro 4 Every pushing button the indoor unit KEEN numbers in the same refrigerant line are succes ars A P Crop CE sively displayed cl e Only fan of the selected indoor unit operates To select another line address 5 Push button to return to procedure 2 e The indoor address of another line can be successively Operation procedure confirmed 1 gt 2 gt 3 gt TEST ini 6 Push button to finish th
131. wer supply Power supply wiring Wire size All models of indoor units 2 0 mm AWG 14 Max 20m 3 5 mm AWG 12 Max 50m Use the communication wire 6m attached to FS unit Indoor unit FS unit power supply wiring If the indoor unit is placed 5m or more apart from the FS unit use the connecting wire RBC CBK15FE 16m sold separately NOTE The connecting length indicated in the table represents the length from the pull box to the outdoor unit when the indoor units are connected in parallel for power as shown in the illustration below A voltage drop of no more than 2 is also assumed If the connecting length will exceed the length indicated in the table select the wire thickness in accordance with indoor wiring standards Indoor power source A CAUTION single phase 220 240V 50Hz a Sar 1 Keep the refrigerant piping system and the indoor indoor indoor outdoor control wiring systems together 2 When running power wires and control wires parallel to each other either run them through separate conduits or maintain a suitable distance between them Current capacity of power wires 10A or less for 300mm 50A or less for 500mm Switch Earth leakage breaker ee Pull box FS unit FS unit FS unit FS unit FS unit FS unit FS unit FS unit 47 WR System wiring diagram Outdoor Power supply 380V 415V 3N 50Hz
132. wire Power supply Cord clamp Power supply Connect to the lead wires red and white on R L and S N Earth screw CNO81 Black R L S N terminal block for power supply 83 For the Flow Selector unit that have power supply cord connect a power supply cable to it as mentioned below Open the air inlet grille upward Remove the four screws securing the front panel Slightly open the lower part of the front panel then pull the upper part of the front panel toward you to remove it from the rear plate After removing the front panel remove the wiring cover and the cord clamp Connect and secure the power supply cable of Flow Selector unit and secure the cord clamp The control wires are included in terminal block part of the power supply Take out the control wires outwards through the slit of the terminal block Fasten the wiring cover surely with screws Connect the control wire taken out through the slit on the terminal block and the control wire from the Flow Selector unit at the relay terminal section ye Terminal FF Cord clamp Terminal Screw Control wire Control wire from the Flow Selector unit Power supply cable Slit of the for Flow Selector unit terminal block Wiring cover Floor Standing Cabinet Type MML AP 1H Series Earth screw for Flow Selector unit Indoor P C board CNO81 Black Earth screw Attached wire N Control wiring ISR Cord clamp J
133. xceeds the limit of concentration an accident of oxygen shortage is caused Install the air conditioner at a place which is satisfactorily bearable to weight If strength is insufficient the unit may fall down resulting in human injury Perform a specified installation work against a strong wind such as typhoon or earthquake If the air conditioner is imperfectly installed an accident by falling or dropping may be caused If refrigerant gas leaks during installation work ventilate the room If the leaked refrigerant gas approaches to fire noxious gas may generate After installation work confirm that refrigerant gas does not leak If refrigerant gas leaks in the room and approaches to fire such as fan heater stove or kitchen range generation of noxious gas may be caused Never recover refrigerant in the outdoor unit Be sure to use a refrigerant recovery device to recover refrigerant in reinstallation or repair work Recovery of refrigerant in the outdoor unit is unavailable otherwise a serious accident such as crack or human injury is caused A person qualified for the electric work should deal with the electric construction conforming to the regulations of the local electric company and the Installation Manual Be sure to use the exclusive circuit If there is capacity shortage of the power supply circuit or incomplete installation a fire or an electric shock is caused For cabling use the specified cables and connect them sec

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