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SERVICE MANUAL

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1. u 16 posa 131 uoneoiunuJuloo Je o 1uoo ejouiag wojeA sosa 131 uoneoiunuJuloo JOAJUOD EJ UO 0S9l INOHud33 UMOJQ GOLNO JOSUSS YH 3UYM 90LNO Josues VOL LOEMS uomeulue eoujoe e O1JUOD e 1Juao Land OVNO OJ1uO9 6e41u9 O L NO MHO AOcOQ enig LyNO pal 0vQ A00 LOY d198 9 LINO Jej oyuoo 9JOWIY 31 2908 1ewod J9 01JUO9 3JOWIY jddns 19M0d 29 7 3 Functions at Test Operation Checking ventilation mode test operation Starting and stopping test operation V Performing test operation from the indoor remote controller Wired remote controller TEST When the button is pushed for 4 seconds or more TEST is displayed in the display section and the unit enters test operating mode 4 TEST 5 ON OFF TIMER SET TIME SET CL SWING FIX E QR FILTER RESET TEST FAN VENT VENT MODE FAN SAVE Press the OON OFF_ button By using the x button select Sor amp Errors are detected as usual 3 1 5 2 4 When the test operation is finished push the 4 DON OFF button to stop the operation The same display as in procedure 1 appears in the display TEST Push the 4 button to clear the test operating mode TEST disappears from the display section and the status returns to normal stopped status NOTE Test operation wil
2. Ras ne oOo Communication wire terminal block TERMINAL 4P 5 30 TRA 1 2 5 31 32 TOA sensor SENSOR TOA 1 2 5 32 33 30 Pull out the fastening terminal of the connector CONNECTOR 8 Remove the two screws that fix the communication wire terminal block TERMINAL 4P then remove the communication wire terminal block TRA Sensor SENSOR 31 Release the small clamp CLAMP and big clamp CLAMP that fix the TRA sensor SENSOR TRA then remove the TRA sensor 32 Cut the cable tie then remove the connector of the sensor SENSOR TRA from the PC board PC BOARD Note When cutting the cable tie be careful not to cut the lead wire unintentionally Connector of TRA sensor SENSOR TRA CN105 Brown Connector of TOA sensor SENSOR TOA CN106 white 33 Release the small clamp CLAMP and big clamp CLAMP that fix the TOA sensor SENSOR TOA then remove the TOA sensor 59 Pull out the fastening terminals f Screws e M4x14 TRA sensor SENSOR TOA ys L J lt Release Cable tie TOA sensor SENSOR TOA TRA sensor SENSOR TRA TOA sensor SENSOR TOA Release Gewowm Procedure J e oO Connector 34 Cut the cable tie that fixes the connector CONNECTOR 1 9 CONNECTOR 1 9 then pull out the fastening CONNECTOR 1 5 34 terminals of the connectors Note r When cutting the cable tie be careful not to cut
3. LL Mets ET eit Under 70 dBA Declaration of Incorporation of Partly Completed Machinery Manufacturer Toshiba Carrier Corporation 336 Tadehara Fuji shi Shizuoka ken 416 8521 JAPAN Representative Toshiba Carrier UK Ltd TCF holder Porsham Close Belliver Industrial Estate PLYMOUTH Devon PL6 7DB United Kingdom Hereby declares that the machinery described below Generic Denomination Air to Air Heat Exchanger Model type VN M150HE VN M250HE VN M350HE VN M500HE VN M650HE VN M800HE VN M1000HE Commercial name TOSHIBA Air to Air Heat Exchanger Complies with the provisions of the Machinery Directive Directive 2006 42 EC and the regulations transposing into national law Must not be put into service until the final machinery into which it is to be incorporated has been declared in conformity with the provisions of Machinery Directive where appropriate NOTE This declaration becomes invalid if technical or operational modifications are introduced without the manufacturer s consent 1 Features B Main features Power saving ventilation The cost of cooling and heating is reduced thanks to the unit efficiently retrieving thermal energy outdoor air load which has been lost during ordinary ventilation Space saving oignificant reduction of outdoor air load and the ability to retrieve thermal energy enable the production of smaller air conditioning devices Humidity control When cooling
4. The timer function allows you to set the unit to start stop operation at the specified time The separately sold central controller enables central control of 128 groups The separately sold wired remote controller enables group operation control of up to 8 units The unit can operate in cooperation with an air conditioner SMMS series DI SDI series B About ventilation modes The unit has three ventilation modes Heat exchange mode Exchanging heat between the outdoor air and return air and making the temperature and humidity of the outdoor air closer to those of the return air before supplying it Bypass mode Outdoor air is taken into a room as it is This mode is mainly used in spring and summer e Automatic mode For an Air to Air Heat Exchanger system The heat exchange mode and the bypass mode are automatically switched between following the information from the return air and outdoor air temperature sensors in the unit 2 For an Air to Air Heat Exchanger system linked with air conditioners The heat exchange mode and the bypass mode are automatically switched between depending on the operation status of the air conditioner cooling heating dry fan or temperature setting and the information from the return air and outdoor air temperature sensors in the unit N CAUTION If the outdoor air temperature becomes about to 15 C or less in Automatic mode or Bypass mode the system will automatically
5. RA lt OA or RA s set temperature or OA lt RA 10 C 12 5 C or one hour has passed since the start of nighttime heat purge 7 Nighttime heat purge stop termination conditions The air conditioners or Air to Air Heat Exchangers start operation e When single operation of the fan is performed while Y is lit nighttime heat purge stops When single operation of the Air to Air Heat Exchanger is stopped the mode does not return to Nighttime heat purge 48 hours have passed since the start of nighttime heat purge operation start of temperature monitoring operation 8 When nighttime heat purge operation stops The 9 display goes out 22 NO Mem Specification outline Remarks Nighttime heat rei control Nighttime heat purge control continued 32 Cooling zone 28 _ 24 AZ y 20 Bypass 2 Heat Exchange 5 16 z O 12 Minimum set Undefined temperature zone 8 4 8 12 16 2 24 28 32 0 RA Return Air C Air to Air Heat Exchangers and air conditioners are stopped 24 hour ventilation setting invalid N Y Start 24 hour ventilation Air to Air Heat Exchanger s
6. diera head Motor holder MOTOR EXHAUST then remove the motor 150 650 type Pan head Motor holder screws M5x8 HOLDER MOTOR Y Bell mouth BELL MOUTH Motor holder HOLDER 13 Remove the four screws M4x6 that fix the motor MOTOR holder HOLDER MOTOR and bell mouth 150 650 type Bell mouth BELL BELL MOUTH then pull the four holders out Screws M4x6 Note The bell mouth BELL MOUTH of the 800 1000 type comes with the motor holder HOLDER MOTOR 54 Compon paas J ne oO Exhaust casing CASE 14 Pull the exhaust casing CASE ASSY Exhaust casing CASE ASSY EXHAUST EXHAUST to the former location of the foam ASSY EXHAUST 1 4 14 cover COVER FOAM pull the bottom toward you then turn it horizontally to pull it out SERVICE and one on the Lid holder HOLDER wu HOLDER LID LID Chain CHAIN 16 Separate the chain CHAIN from the coupling Coupling 15 16 COUPLING COUPLING ACT CHAIN Lid holder HOLDER 17 Remove the four screws M4x6 that fix the lid holder HOLDER LID then remove the holder Two screws per location there are two locations Screws Lid holder M4x6 HOLDER LID Coupling COUPLING f5 Remove the screws M4x6 that fix the coupling Inspection cover Screws 15 16 COUPLING then remove the coupling LID SERVICE M4x6 There is one on the inspection cover LID Lid holder 13 55 compone pas M
7. ou C I Z0 il MZ otl I i a Ne 2 Every pushing of CO Go button used to set temperature the error history stored in memory is displayed in order The numbers in CODE No indicate CODE No 01 latest 04 oldest REQUIREMENT Do not push C5 button because all the error history of the Air to Air Heat Exchanger will be deleted 3 After confirmation push button to return to the usual display ur LC C L j 2345 67 89 Ab Cd E F H J L P RA A HLA Ponto er edidit D 3 k ET PIOS E lt F OMY DY 99 99 d GROUP C A Did oA E a E C8 JC Y D 1 Checking and testing If an error has occurred in the Air to Air Heat Exchanger the check code and the unit No of the Air to Air Heat Exchanger appear on the display of the remote controller Unit No of the Air to Air Heat Exchanger is 31 OO Check codes are only displayed while the Air to Air Heat Exchanger is in operation If the display has already disappeared access the error history by following the procedure described below Display of unit No Display of check code UNITNo A e tr 3 7 4 t Blinks alternately H Li R C No 2 Checking the error history If an error has occurred on the Air to Air Heat Exchanger the error history can be checked with the following procedure Up to four errors are stored in memory The error history can be accessed regardl
8. 2 When a system without a remote controller or RBC AMT32bE RBC AMS41E remote controller is used The ventilation mode can be changed with CODE No DN EB of the DN setting 20 NO Mem Specification outline Remarks 24 hour 1 24 hour ventilation operation and setting CODE No DN ventilation By operating the ON OFF and VENT buttons during operation of Air to Air 47 31 49 4A control Heat Exchangers they stop operation and the system moves to 24 hour ventilation low 60 minutes ON 60 minutes OFF The ventilation mode is fixed to Heat Exchange The setting of 24 hour ventilation Valid Invalid needs to be changed with e 24H lights up CODE No 49 of the DN setting 0000 Invalid factory default 0001 Valid 2 Setting the on off ratio of 24 hour ventilation he on off ratio complaint response mode can be changed with CODE No DN 4A of the DN setting 0000 Normal the air volume of ventilation 1 2 fan is ON for 60 minutes and OFF for 60 minutes factory default 0001 0059 the air volume of ventilation Fan is ON for SET DATA of DN minutes and OFF for 60 SET DATA of DN minutes 3 Changing the ventilation fan speed of 24 hour ventilation The setting of the ventilation fan speed of the 24 hour ventilation can be changed with CODE No DN 47 of the DN setting 0000 Operate with ventilation fan speed fixed to Low factory default 0001 Operate with the ventilation fan speed that w
9. 4 Light blue motor Empty Relay b CONNECTOR 1 Brown 4322F CONNECTOR 6 Red CONNECTOR 4 Light blue Empty Empty Empty CONNECTOR 4 Brown CONNECTOR 3 White Empty Empty CONNECTOR 4 Pink Empty Relay c CONNECTOR 4311F CONNECTOR For supply CONNECTOR motor Empty Relay d CONNECTOR 1 Orange 4312F CONNECTOR 6 Red CONNECTOR 4 Gray Empty Empty Empty CONNECTOR 4 Blue CONNECTOR 3 White Empty Empty CONNECTOR 4 Yellow coco gt N O O EMI QOO QOO hK 62
10. Air to Air Heat Exchanger Unit and Air Conditioning System Examples of connections available when installing an Air to Air Heat Exchanger unit VN M OO HE Classified by specifications ptm Z AA m LA Adapter omitted 7 Indoor unit compatible 2 Indoor unit not yet 3 New Air to Air Heat 4 Old Air to Air Heat TCC LINK line with Air to Air Heat compatible with Air to Exchanger unit Exchanger unit Exchanger Air Heat Exchanger VN M OO HE VN OO TE VN 1K TAE VN 1K TBE Remote controller Pattern 1 Possible Pattern 2 Possible When a unit not yet compatible with Air to Air Heat Exchange is connected the ventilation mode and fan speed cannot be displayed but the linkage and Air to Air Heat Exchanger stand alone operations are possible Changing the ventilation mode and fan speed is also possible depending on the DN setting 37 Pattern 3 Pattern 4 Pattern 5 Pattern 6 38 Not Possible Not Possible Not Possible Not Possible Pattern 7 Possible Q Pattern 8 Possible Pattern 9 Possible When linking a unit compatible with Air to Air Heat Exchange to one not yet compatible you need to set a compatible unit as the group header unit 39 E List of Indoor Units SMMS Series Compatible with the Air to Air Heat Exchanger Unit e O in the tables indicates an indoor unit compatible with the Air to Air Heat Exchanger unit For the 4 way air discharge typ
11. Control Outline B Air to Air Heat Exchanger Control Specifications NO Mem Specification outline Remarks When the power 1 If the power supply is reset during the occurrence of an error the check code is is reset cleared 1 If an abnormal state continues even after the unit is restarted by pressing the ON OFF button on the remote controller the check code is redisplayed on the remote controller Ventilation Air to Air Heat Exchanger system and Air to Air Heat Exchanger system linked with TOA sensor mode control air conditioners TRA sensor 1 Ventilation mode control CODE No DN The control method of the automatic mode is different depending on whether EA EC itis an Air to Air Heat Exchanger system or an Air to Air Heat Exchanger system linked with air conditioners here are three ventilation modes Automatic Heat Exchange and Bypass 2 When a system without a remote controller or RBC AMT32bE RBC AMS41E remote controller is used he ventilation mode can be changed with CODE No DN EA of the DN setting 3 Bypass mode control e If OA lt RA 10 12 5 the system automatically runs in Heat Exchange mode to prevent condensation For details see the section Cold Mode Control The display on the remote controller remains Bypass regardless of the ventilation mode in actual operation When operation starts in Bypass mode the Heat Exchange mode is maintained for three minutes if the state before s
12. Exchange Supplying fan mode continues stops OFF for 10 minutes and stops OFF for 60 minutes and stops and Exhausting fan ON for 60 minutes Exhausting ON for 5 minutes Exhausting stops OFF for 60 minutes fan runs continuously fan runs continuously and ON for 5 minutes Filter symbol 1 The indoor header unit s cumulative hours of operation are counted and when CODE No DN display they exceed the prescribed value a filter replacement signal is sent to the remote 01 02 controller to display a filter symbol on the remote controller The setting of the prescribed number of hours can be changed with CODE No DN 01 of the DN setting 0000 None e EE lights up 0001 150 hours 0002 2 500 hours factory default 0003 5 000 hours 0004 10 000 hours When a filter reset signal is received from the remote controller the timer measuring cumulative hours is cleared If the prescribed number of hours has been exceeded the measurement time is reset with the symbol on the remote controller display erased 1 In the Air to Air Heat Exchanger system linked with air conditioners the cumulative time of operation of the indoor header unit is the representative of the group n the Air to Air Heat Exchanger system linked with air conditioners the cumulative time of 24 hour ventilation operation is not counted n the Air to Air Heat Exchanger system linked with air conditioners the cumulative time of the
13. Lever LEVER LID Inspection cover LID SERVICE Heat exchange element 2 Hold the handle of the heat exchange element Handle HEAT EXCHANGER HEAT EXCHANGER then pull it out Note A single heat exchange element HEAT EXCHANGER weighs 2 4 kg there are two elements Be careful not to drop it Heat exchange element HEAT EXCHANGER Element rail RAIL 3 Remove the two screws M4x6 that fix the Element rail RAIL element rail RAIL to pull the rail out Screws M4x6 Element rail RAIL on the left and right side 4 Slide the foam cover COVER FOAM to the Foam cover COVER FOAM center of the product to pull it out 51 compone Procedure e o O Connector of MOTOR Open the electrical control base LID ELECTRIC 5 6 PARTS and disconnect the connector CONNECTOR 1 connected to the connector of motor Note The connector of the supply motor MOTOR SUPPLY is white The connector of the exhaust motor MOTOR EXHAUST is black Cover COVER WIRE 7 Remove the four screws MAx6 that fix the cover 1 2 7 COVER WIRE then remove the cover Electrical control cover 5 Remove the four screws M4x6 that fix the COVER PC BOARD electrical control cover COVER PC BOARD 5 then remove the cover 5 52 Screws M4x6 Electrical control cover Screws M4x6 Electrical control base LID ELECTRIC PARTS Push this part with your nail to disconnect the con
14. TCB SC642TLE2 BMS CM1280TLE Air to Air Heat Exchanger remote controller NRC 01HE Air conditione remote controller RBC AMT32E Air conditioner remote controller RBC AMT32E Air to Air Heat Exchanger NRC 01HE The line system address of an Air to Air Heat Exchanger unit is always 31 The indoor unit address of an Air to Air Heat Exchanger unit needs to be manually specified in No 1 to No 4 of SW702 and in No 1 and No 2 of SW703 The group address of only one Air to Air Heat Exchanger unit needs to be manually specified to header ON in No 4 of SW703 Air conditioner group RBC AMT32E RBC AMS41E and NRC 01HE can be used Air to Air Heat Exchanger group RBC AMT32E cannot be connected RBC AMS41E can be used 1 NRC 01HE can be used Connect central control wiring only to the header of the Air to Air Heat Exchanger Do not connect remote controller wiring between the indoor unit and Air to Air Heat Exchanger unit Air to Air Heat Exchanger remote controller NRC 01HE Air to Air Heat Exchanger remote controller remote controller NRC 01HE NRC 01HE Air to Air Heat Exchanger remote controller NRC 01HE The line system address of an Air to Air Heat Exchanger unit is always 31 The indoor unit address of an Air to Air Heat Exchanger unit needs to be manually specified in No 1 to No 4 of SW702 and in No 1 and No 2 of SW703 The setting of the smallest address applies to the remote co
15. be used The group header must be an indoor unit compatible with Air to Air Heat Exchange If the group header is an indoor unit not yet compatible with Air to Air Heat Exchange the linkage operation is possible but the ventilation fan speed and mode of the Air to Air Heat Exchanger cannot be changed can be changed depending on the DN setting The group follower can run without any problems even if it is an indoor unit not yet compatible with Air to Air Heat Exchange Do not connect central control wiring between the indoor unit and Air to Air Heat Exchanger unit 1 Ventilation fan speed and mode of the Air to Air Heat Exchanger cannot be changed can be changed depending of the DN setting 43 9 Failure Diagnosis 9 1 Failure Diagnosis 9 1 1 Before diagnosing failure e Is the circuit breaker turned off Has a power failure occurred Operation does not start after pressing he bution Does the indicator light up l The ventilation delay setting is set to CODE No 49 ON and it is not malfunction The Air to Air Heat Exchanger will start running after the time set has passed e Air does not come out Are the filters or heat exchange elements clogged For maintenance see page e The sound is loud 134 Does the 9 or indicator appear on the display The nighttime heat purge operation or 24 hour ventilation is set to CODE No 4C 49 ON See page 80 for how to use the functions The unit runs tho
16. highly humid outdoor air is conditioned to near the humidity of the dehumidified cooled indoor air before being supplied When heating moisture from the return air is transferred to the dry outdoor air before the outdoor air is supplied Comfortable ventilation Ventilation without big changes in temperature is realized In addition stable ventilation is possible even in an air tight room due to simultaneous air intake and expulsion Sound insulation Air trunks and heat exchange elements provide sound insulation They reduce the incoming of outdoor noise and the outward flow of sounds indoor and help keep the office or shop and their surroundings quiet Easy installation The linear air supplying exhausting method enables simple design and installation Inverted installation is possible and only one inspection slot is required for two units A complete inspection is possible through a single inspection slot Other The filter has excellent dust filtering performance mass spectrometry 82 The air volume can be switched between Extra High and High The ventilation balance of air supplying and air exhausting can be changed The filter inspection display function calculates the total running time and prompts you through the remote controller to inspect the filter The cold mode function automatically makes the air supplying motor run intermittently when the outdoor air temperature is 10 C or lower
17. is used m pem The line system address is always 31 The indoor unit address is between 1 and 64 The address CO is specified with No 1 to No 4 of SW702 and with No 1 and FLTERRESET TEST SET CL SWING FIX UNIT LOUVER No 2 of SW703 JE 2 Each time you press gt left side of the button the 6 514 2 unit No of the Air to Air Heat Exchangers in the group are displayed successively Only the fan of the selected Air to Air Heat Exchanger starts running Procedure i 1 2 3 4 5 6 End Press the temperature G button to select the CODE No DN 4 Press the timer DO button to select the setting data 5 Press the button There are no problems if the indicator lights up e To change the selected Air to Air Heat Exchanger return to 2 To change CODE No DN to set return to 3 6 Press the button to return to normal operation The unit stops 33 Codes DN codes for changing settings Necessary for local advanced control The following DN codes are used in common for NRC 01HE RBC AMT32E and RBC AMSAT1E Lighting up 0000 None 0002 2500 H Adjusting this setting is necessary for the hours of the 0001 150 H header unit 01 Filter Sign 0002 2500 H 0003 5000 H 0004 10000 H Dirty state of 0000 Standard 0000 Standard Adjusting this setting is necessary for the 02 filter 0001 High degree of dirt Half of header unit standard time 03 Central control 0001 0064 Central address 00
18. mode Heat exchange mode Between 1 and 5 Operation ON OFF Use a microcurrent contact DC12V 1mA In addition ON OFF operation is possible when using a voltage of DC12V or 24V 6 Blue wire High is connected as factory default To switch to Extra High connect black wire s connector instead of blue 7 When the temperature of the outdoor air is below 10 C the unit runs in the cold mode the ventilator for air supply runs intermittently The unit cannot run when the temperature of the outdoor air is below 15 C The ventilator for air supply stops running and the ventilator for air exhaust also stops depending on the settings 8 Even if Bypass mode is selected manually the unit switches to Heat exchange mode automatically to prevent condensation when the temperature of the outdoor air is below 15 C However Bypass mode is still displayed I Co 15 O Parts Rating running condensentorsuppy alr Asay 450V 450V 450V 450V 450V aaa 1 uE 1uF 3uF 3uF 3uF 5uF 450V 450V 450V 450V 450V 450V acne 1 UF 1uF SUF SUF SUF SUF RUE x 2 TOA sensor 5 size lead wire length 25 size lead wire length 900mm vinyl tube Blue 1040mm vinyl tube Blue TRA sensor 5 size lead wire length 25 size lead wire length 1010mm non migratory tube Black 1270mm non migratory tube Black Relay LY 1F Rated voltage AC220V 240V Rated load 10A AC220V Damper motor MP24ZN Running condenser for exhaust air fan motor 16 6
19. n uvo oro mef omo e 9 orf aas ome 102 6 19 m0 were a mof 0 morf 10 of ows Ti 00 ws ozo ww wmoone 1188 soo 195 1099 126 1180 e s5 aus 262 400 naan 1180 600 198 rove ize 1109 asa s eas 262 400 14 4 Connection diagram Light blue External output 5 External input sold 220 240V under 1A each separately No voltage a contact input Connector 12 FM Connector 12 FM2 T l Operation output a 1 l 1 qu White Ill Black III NE dues E tput 11 3 Ventilation fan speed emm White or Yellow Ld i n 4 Ventilation mode Abnormal Bypass mode output gt C C 5 Operation nann I TB3 Voltage DC 12V 24V input White Yellow t DAM E M lt T a r Ny P jo S A EN EE m A9 s OQ lala F sr C sn Y FRA G Ee C cec eS R Med Bd BORE AC EA EIA E z AA j 0000 CN702 m sx s x P P pr P rk v vs OOOO0L lo Ol SN connector 151 T Oonnectr White li 3L Ls Red 24285 cat a T lL 2e White 6 Red 6 O Spe ences s GN760 ou Sm Menu tt E CN705 CN706 o um pA d A A s ot White E ME 3 1 19 DS 2 ele baean a SO E E ss O E Kcu O NU LEY D E S T c eee E Indoor control 1 1 P TTT 43F12 43F1 M3F22 48F21 L mem S QD DEL EE DL EC UE l oon do as eS CN105 White 1 WEN p Lou oue Le B gb m o Red con Power F A c c OFF OFF me n n e n n onn n nn o L See da a a Uv THT
20. nighttime heat purge operation is not counted 2 In the Air to Air Heat Exchanger system the cumulative operating time of the exhausting fan of the Air to Air Heat Exchanger header unit is the representative of the group n the Air to Air Heat Exchanger system the cumulative operating time of 24 hour ventilation is counted 3 When the degree of dirt of the filter is set its time is half the standard time The setting of the degree of dirt of the filter can be changed with CODE No DN 02 of the DN setting 0000 Standard factory default 0001 High degree of dirt half the standard time 25 Selection of 1 The range of operations that can be performed by operating the remote controller lights up while central control of the Air to Air Heat Exchanger can be determined through the setting of the in central control mode central controller mode 2 Setting details The display blinks when a control function Operation on NRC 01HE inaccessible to a e TCC Link central control Operation from TCC NRC 01HE remote controller is Setting Setting Setting Link central sl ventilation pci ventilation ventilation display chosen control P start stop fan speed EN diis Central 2 1 99 1 O Accessible x Inaccessible The ventilation start stop operation applies only to operation linked with air conditioners It becomes effective when single operation of the fan is set to 0001 valid in CODE No
21. o Fixing lever LEVER 18 Widen the fixing lever LEVER LID to remove it LID from the gutter 1 18 y Inspection cover LID SERVICE Fixing lever LEVER LID Connector CONNECTOR 9 Release Hook slot Screws M4x14 Damper motor MOTOR 21 Remove the connector CONNECTOR 9 from the damper motor MOTOR LOUVER Connector CONNECTOR 9 22 Remove the two screws that fix the damper motor Screws MOTOR LOUVER then remove it LO Damper motor holder STAY DAMPER MOTOR Damper DAMPER 23 Remove the damper DAMPER from the damper Damper DAMPER 1 2 motor holder STAY DAMPER MOTOR Damper support 19 23 Remove the damper motor MOTOR LOUVER then remove the damper from the damper support Damper motor holder 19 Release the small clamp CLAMP and big clamp STAY DAMPER CLAMP that fix the connector CONNECTOR MOTOR 9 then remove the connector 1 2 19 20 17 20 Loosen the screw that fixes the damper motor holder STAY DAMPER MOTOR then slide it toward you to remove it Note The screw hole of the damper motor holder STAY DAMPER MOTOR is a hook slot and you can remove the damper motor holder without removing the screw completely 56 No Component Ras ne OoOO Electrical control base LID ELECTRIC PARTS Electrical control base 24 Disconnect all the connectors from the PC board LID ELECTRIC PC BOARD PARTS Thread all
22. start to run in Heat exchange mode regardless of the mode setting to prevent condensation in the Air to Air Heat Exchanger The indication of the ventilation mode setting does not change 2 Specifications B Concealed microcomputer control type mods Mol UN VN VN VN VN VN VN Fan E M150HE M250HE M350HE M500HE M650HE M800HE M1000HE TP 0000 000 0 Concealed type Power Supply V Single phase 220 240V 50Hz 220V 60Hz Singlephase220 40V SOHz 220V G0Hz Extra high Exchange Mode eef ws w me zm am w M sw e w ew w m am an 7 60Hz H1 d s xe NN m W ee 60Hz WE S WEE WE ME ME ON ou ow ws am m pem 60Hz EA Los os 1m E a 40 ECON L 29 Heat Mode 60Hz EA 28 EN 49 Ld 74 N 94 E M 30 HELM 85 EN 69 joa om ozs om om oss amp 187 wa nz os os os iz 1a 205 294 jsou om oz oe oe oss 16 187 Means RS 60Hz EN es LX as EJ 3 La Current A Characteristics 11 ELEM wii e lie lie lie wine Fan Speed M150HE M250HE M350HE M500HE M650HE M800HE M1000HE Denon 1000 Air Volume m h PE ma ma om sx om s sg 150 250 as s eso sm 1000 L 50Hz 110 155 210 39 520 700 755 E LOJNE NONE NUE ONE RON NUR NOM Extra high d 992 m e tr m ww mm ms ip High Mode Feo s s s e e we uo Static CAE EE E ea UN
23. t t t t W702 eWTOS 7 7 5 S te c z BI La supply 9 PC 12V 7s ON EEERON COLT SISTI SED alo T TOA i I ee g DC sy iore ULL LLLI 1 1 White m LZUZZZLZ US Air to Air Heat 3l UU lo 8 k o lfBie Exchanger Blue ETA k Black UN lrn represents the connector to switch between TB2 U3 U4 A B I S7 Extra High and High Wiring for central control Wiring for the remote i i controller Power supply for the Air mp Earth to Air Heat Exchanger pM 220 240V 50Hz ieedit Wired remote 220V 60Hz iio controller sold 1 Ce separately Yunanmunumunnumuanunuanqu Sw702 Sw703 PIP switch I 43F11 43F12 Relay for air supplying motor Air supplying motor RY704 RY705 Relay for air exhausting motor 43F21 43F22 Relay for air exhausting motor Air exhausting motor Terminal block power supply 1 The dotted line represents a wire procured locally and the dashed line represents an option sold separately 2 represents a terminal block o represents a connection terminal and 5 3 represents a connector on the printed circuit board represents a protective earth represents a printed circuit board 5 Using a no voltage a contact input of the external input sold separately the following operations are available Between 1 and 2 Selecting the remote controller operation Invalid Valid Between 1 and 3 Adjusting the ventilation fan speed Low High Between 1 and 4 Selecting the ventilation mode Bypass
24. the connectors through the cord Tapping SCREW bushes Connectors TAPPING e 5 24 25 26 ea ISA d T x NLS 25 Remove the two tapping screws SCREW Electrical control base TAPPING then remove the electrical control LID ELECTRIC PARTS base LID ELECTRIC PARTS N Cord bush Tapping screws SCREW TAPPING Electrical control box BOX ELECTRIC PARTS 57 compone pae J e PC board PC BOARD 26 Remove the screws M4x6 that fix the earth wire S the st 5 24 26 Remove the six spacers from the PC board PC oe e stopper BOARD D Spacer SPACER K TN L E Screws M4x6 N L JJ Spacer SPACER 27 Squeeze the lock of the spacer SPACER to 5 24 26 27 remove it from the electrical control base LID ELECTRIC PARTS Squeeze the lock to remove Power supply terminal 28 Pull out the fastening terminals of the connectors Screws block TERMINAL CONNECTOR 1 CONNECTOR 6 M4x14 BLOCK 2P CONNECTOR 7 5 28 Remove the two screws that fix the power supply aa terminal block TERMINAL BLOCK 2P then Sal remove the power supply terminal block e External terminal block 29 Pull out the fastening terminal of the connector TERMINAL BLOCK CONNECTOR 5 5P Remove the two screws that fix the external 5 29 terminal block TERMINAL BLOCK 5P then remove the external terminal block Pull out the fastening terminals e 58 No Component
25. 38 Pull out the fastening terminal of the relay RELAY LY 1F Remove the connector of the PC board PC BOARD 39 Pull out the fastening terminal of the external terminal block TERMINAL BLOCK 5P Remove the connector of the PC board PC BOARD 40 Pull out the fastening terminal of the power supply terminal block TERMINAL BLOCK 2P Pull out the fastening terminal of the relay RELAY LY 1F 41 Pull out the fastening terminal of the power supply terminal block TERMINAL BLOCK 2P Remove the connector of the PC board PC BOARD 42 Pull out the fastening terminal of the communication wire terminal block TERMINAL BLOCK 4P Remove the connector of the PC board PC BOARD 43 Remove the connector of the louver motor MOTOR LOUVER Remove the connector of the PC board PC BOARD 61 No compone Procede ete Capacitor 44 Pull out the fastening terminal of the connector Screws CAPACITOR CONNECTOR 1 M4x14 5 44 Remove the screw MAx14 that fixes the capacitor CAPACITOR then remove the capacitor CONNECTOR 1 ut Relay RELAY LY 1F 45 Pull out the fastening terminals of the connectors 5 45 CONNECTOR 1 4 6 Remove the two screws M3x6 that fixes the relay RELAY LY 1F then remove the relay Screws M3x6 Terminal arrangement Internal connections Bottom view Relay terminal layout Empty Relay a CONNECTOR 2 Red 4321F CONNECTOR 3 White For exhaust CONNECTOR
26. 60Hz Ce wm NM Lm es Bypass ind mm s s s e e we uo 60Hz REN UM MORE NUM NM UN Extra high foo ars ws ms ms ws wm 45 e cad High Mode pressure level iik su ars ws 25 ms ws w 4 High bos 0 m s ms 20 m5 0 5 05 e sis 76 745 768 75 765 735 m sts 78 vas ves 75 ms ms Temperature Exchange iig LION ANN WE S7 IW EB HW NW SENS i feore ais 78 745 s 75 765 ns e e mr n e me n us ms m ms ms a Lm mW NE MN NE NE NE s mel ms m 6 72 es n es for P mee s ow o pes pes pom n5 Characteristics n i mel wes wr wr mi w ms Kus Sm ss 9 ms ws MS ms e im mu E sore n w s es 65 5 12 NL EE EE a as Fan Speed M150HE M250HE M350HE M500HE M650HE M800HE M1000HE 4 pole capacitor dielectric motor E type Nonwoven fabric Collection effect weighing method 82 IM dimensions Length x Width x Height 900 x 900 x 290 1140 x 1140 x 350 1189 x 1189 x 400 mm Corrugated board package Dimensions Length x Width x Height mm s Adapter 4 Screw 16 24 Installation Manual 1 Owner s Manual 1 oound Power Level is less than 70 dBA Sound pressure level of the product is the value which was measured at the acoustic room Actually in the established condition that under go influence by the echoing of the room and so that become bigger than the display numerical
27. 99 Unfixed Adjusting this setting is necessary for the address 0099 Unfixed header unit Type code 0050 Air to Air Heat Exchanger 0050 Air to Air Heat Adjusting this setting is necessary for all 10 Ceiling embedded duct Exchanger Ceiling the Air to Air Heat Exchangers in the group embedded duct 11 Capacity code 0000 Unfixed Depends on the capacity Adjusting this setting is necessary for all 0001 0007 the Air to Air Heat Exchangers in the group Group address 0099 Unfixed 0099 Unfixed Does not need to be configured as it is set 0000 Individual in No 4 of DIPSW7093 Can be changed in 0001 Header unit the DN setting when No 4 is OFF 0002 Follower unit Auto recovery 0000 Invalid 0000 Invalid from a power 0001 Valid failure Resumes the status just before the power failure Single operation 0000 Invalid 0000 Invalid Adjusting this setting is necessary for the header unit System equipped with the Air to Air Heat Exchanger and air conditioners of the fan 0001 Valid ON OFF operation for the Air to Air Heat Exchanger only 24 hour 0000 Always LOW 0000 Always LOW nighttime heat 0001 Fan speed ventilation purge Fan before the operation is speed stopped ventilation 24 hour nighttime heat purge setting Fan speed ventilation setting Imbalanced Fan 0000 Normal 0000 Normal Adjusting this setting is necessary for all speed 0001 SA High gt EA Low the Air to Air Heat Excha
28. DN 31 Operation 1 Operation output setting CODE No DN output The output setting can be changed by CODE No DN ED ED Connecting an 0000 Contact is on only during normal operation auxiliary fan Contact is off during 24 hour ventilation or nighttime heat purge External output operation terminal block Contact is off during cold mode while the temperature is below 10 C 1 2 Contact is on during normal operation 24 hour ventilation or nighttime heat purge operation Contact is on when 24 hour ventilation is stopped intermittently Contact is off when nighttime heat purge operation is on standby paused before the monitoring operation of the nighttime heat purge operation starts 10 Contact is off during cold mode while the temperature is below 10 C Contact is on during 24 hour ventilation or nighttime heat purge operation Contact is on when 24 hour ventilation is stopped intermittently Contact is off during normal operation or when the nighttime heat purge operation is on standby paused before the monitoring operation of the nighttime heat purge operation starts Contact is off during cold mode while the temperature is below 10 C Contact is on only when SA fan Supplying fan is running Contact is off when 24 hour ventilation is stopped intermittently so do not connect an auxiliary fan Contact is on only when EA fan Exhausting fan is running Contact is off when 24 hou
29. Heat Exchanger system linked with air conditioners Bypass Heat Exchange Minimum set Undefined temperature zone 8 12 16 20 28 RA Return Air C 19 32 NO Mem Specification outline Remarks Ventilation mode control continued Heating zone Maximum set temperature N I N e Undefined zone OA Outdoor Air C o hange 16 20 24 RA Return Air C Start operation Automatic ventilation determination in air conditioning linkage RA OA RA OA detection detection RA gt OA 3 C and OA gt RA 3 C and HA gt set temperature 2 C and RA x set temperature 2 C and RA gt OA 10 C 14 5 C and OA gt RA 10 C 14 5 C and RAz 20 C RA x27 C Heat Exchange Ventilation fan 1 By pressing the VENT FAN button Ventilation Fan Speed High Low and SA gt CODE No DN speed control EA SA EA can be switched EB 48 e SA gt EA and SA lt EA can be changed with CODE No DN 48 of the DN setting 0000 Normal factory default 0001 SA High EA Low active 3 0002 SA Low EA High active High may be Extra High
30. Indoor Air to Air Heat Exchanger unit Check code Remote controller amp Typical cause of error Description TCC LINK central controller E03 Indoor unit remote controller regular No data is received from the remote controller or network adapter Also communication error no central control communication Duplicate indoor addresses An address the same as the self address was detected E18 Header indoor unit indoor follower Regular communication is not possible between the header and follower unit regular communication error indoor units Outdoor air temperature sensor Open circuit or short circuit of the outdoor air temperature sensor TOA F17 TOA error was detected Return air temperature sensor TRA Open circuit or short circuit of the return air temperature sensor TRA error was detected Indoor unit or other P C board error EEPROM error Another error may have been detected Duplicate header indoor units There are two or more header units in the group Indoor group address not set The indoor address group has not been set May also be detected on the outdoor unit side Indoor power level not set The indoor power level has not been set Duplicate central control addresses Central control addresses are duplicate P31 Other indoor unit error The follower unit in the group cannot be run due to the E03 L07 L03 L08 alerts of the header unit Remote controller Check code Wu Typical cause of error Description Loc
31. MT32E RBC AMS41E and NRC 01HE can be used Air to Air Heat Exchanger group RBC AMT32E cannot be connected RBC AMS41E can be used 1 NRC 01HE can be used Connect central control wiring only to the header of the Air to Air Heat Exchanger Do not connect remote controller wiring between the indoor unit and Air to Air Heat Exchanger unit The group header must be an indoor unit compatible with Air to Air Heat Exchange If the group header is an indoor unit not yet compatible with Air to Air Heat Exchange the linkage operation is possible but the ventilation fan speed and mode of the Air to Air Heat Exchanger cannot be changed can be changed depending on the DN setting The group follower can run without any problems even if it is an indoor unit not yet compatible with Air to Air Heat Exchange Central Controller for 64 128 units groups TCB SC642TLE2 U3 U4 BMS CM1280TLE Air to Air Heat Exchanger remote controller NRC 01HE Air to Air Heat Exchanger remote controller NRC 01HE The line system address of an Air to Air Heat Exchanger unit is always 31 The indoor unit address of an Air to Air Heat Exchanger unit needs to be manually specified in No 1 to No 4 of SW702 and in No 1 and No 2 of SW703 The setting of the smallest address applies to the remote controller display The group address of an Air to Air Heat Exchanger unit does not need to be specified RBC AMT32E RBC AMS41E can be used 1 NRC 01HE can
32. ODE No DN operation in the Air to Air Heat Exchanger system linked with air conditioners 4B control After pressing the ON OFF button operation of the Air to Air Heat Exchanger is delayed by SET DATA of DN x 10 minutes 0000 No delay factory default H lights up 5 0001 0006 Delay by SET DATA of DN x 10 minutes The delay time can be set between 10 and 60 minutes in the unit of 10 minutes If the VENT button is pressed during single operation of Air to Air Heat Exchangers delayed operation is not performed 2 During delayed operation lights up 21 NO Mem Specification outline Remarks Nighttime heat purge control This function is valid only for the Air to Air Heat Exchanger system linked with air CODE No DN conditioners invalid for the Air to Air Heat Exchanger system 4C 4 7 1 If the ON OFF button is pressed during operation the Air to Air Heat Exchangers and the air conditioners stop and the system enters the nighttime heat purge mode standby mode EUN The setting of nighttime heat purge Valid Invalid needs to be changed with e 22 lights up CODE No DN 4C of the DN setting 0000 Invalid factory default 0001 0048 Temperature monitoring operation starts after SET DATA of DN x 1 hour 2 Conditions that make the nighttime heat purge setting valid Only when the air conditioners and Air to Air Heat Exchangers are stopped Only when the op
33. TOSHIBA Leading Innovation gt gt gt Air to Air Heat Exchanger SERVICE MANUAL Concealed microcomputer control type Model name VN M150HE VN M250HE VN M350HE VN M500HE VN M650HE VN M800HE VN M1000HE FILE No A10 021 Contents T FEIU ES is seen ecg TT TUTTI 10 2 SSDECIN CANONS 39v pacta uos ace E eae a AS 11 SEM Te IL DOTT 14 4 Connection diagramas rca 15 SEE Pans RAUNG VTT TTT 16 60 SCOMEFO OUI aux ca er ceo ware as Sve owas Sa as ee feces ey aww a 17 7 Applied Control and Functions Including Circuit Configuration 28 8 Air to Air Heat Exchanger Unit and Air Conditioning System 37 9 Falure DIRGnOSIS s uan se aeo aaa aia 44 10 Exchanging and Assembling the Main Components 51 11 Owner s a Wan ual uu iets aig aaa BE a es ae Aes a sms ii a a 63 12 Installation Manual EORR ie EUR ee awe es 91 13 How to replace the PC board for service on the Air to Air Heat Exchanger 139 14 Exploded Diagram Parts List 0 0c cee ee 143 Original instruction Please read carefully through these instructions that contain important information which complies with the Machinery Directive Directive 2006 42 EC and ensure that you understand them oome of the details provided in these instructions differ from the service manual and the instructions provided here take precedence Generic Denomination Air to Air Heat Exchange
34. a qualified installer 1 or qualified service person 1 is allowed to remove the electrical control cover or inspection cover of the Air to Air Heat Exchanger and do the work required When cleaning the filter or heat exchange element of the Air to Air Heat Exchanger set the circuit breaker to OFF without fail and place a Work in progress sign near the circuit breaker before proceeding with the work When you have noticed that some kind of trouble such as when an error display has appeared there is a smell of burning abnormal sounds are heard water is leaking has occurred in the Air to Air Heat Exchanger do not touch the Air to Air Heat Exchanger yourself but set the circuit breaker to the OFF position and contact a qualified service person Take steps to ensure that the power will not be turned on by marking out of service near the circuit breaker for instance until qualified service person arrives Continuing to use the Air to Air Heat Exchanger in the trouble status may cause mechanical problems to escalate or result in electric shocks or other failure When you access inside of the electrical control cover to repair electric parts wait for about five minutes after turning off the breaker Do not start repairing immediately Otherwise you may get electric shock by touching terminals of high voltage capacitors Natural discharge of the capacitor takes about five minutes Place a Work in progress sign near the circuit breaker wh
35. al remote controller No header remote controller Remote No signal can be received from the indoor unit E01 controller communication error The header remote controller has not been set including double remote controllers Remote controller transmission error No signal can be sent to the indoor unit Duplicate header remote controllers Two remote controllers are set as header in the double remote controller E09 control The header indoor unit stops signaling an error and the follower indoor units continue running Central control device Check code Typical cause of error Description TCC LINK central controller Central control communication No central control signal can be sent C p G transmision orto 06 Central control communication No central control signal can be received reception error P30 Follower unit error An error occurred on the follower unit in the group is displayed on the local remote controller NOTE Even if the same error e g communication error has occurred the check code may differ depending on the device If the error was detected by the local remote controller or central control device the error does not always affect the operations of the Air to Air Heat Exchanger unit 45 9 3 Troubleshooting E Confirmation and check When an error occurred in the Air to Air Heat Exchanger the check code and the unit No of Air to Air Heat Exchanger appear on the
36. an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work The qualified service person who is allowed to work at heights has been trained in matters relating to working at heights with the Air to Air Heat Exchanger made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work Definition of Protective Gear When the Air to Air Heat Exchanger is to be transported installed maintained repaired or removed wear protective gloves and safety work clothing In addition to such normal protective gear wear the protective gear described below when undertaking the special work detailed in the table below Failure to wear the proper protective gear is dangerous because you will be more susceptible to injury burns electric shocks and other injuries Work undertaken Protective gear worn All types of work Protective gloves Safety working clothing Electrical related work Gloves to provide protection for electricians and from heat Work done at heights Helmets for use in industry 50 cm or more Transportation of heavy objects Shoes with additional protective toe cap The important contents concerned to the safety are described on the product itself and on this Service Manual Please read this Service Manua
37. as set before stop In the Air to Air Heat Exchanger system Air to Air Heat Exchangers stop if the 4 ON OFF button is pressed when they are running and the system enters 24 hour ventilation mode In the Air to Air Heat Exchanger system linked with air conditioners Air to Air Heat Exchangers and air conditioners stop if the ON OFF button is pressed when they are running and the system enters 24 hour ventilation mode In the Air to Air Heat Exchanger system linked with air conditioners Air to Air Heat Exchangers stop if the VENT button is pressed when only the Air to Air Heat Exchangers are running or when both the Air to Air Heat Exchangers and air conditioners are running and the system enters 24 hour ventilation mode The setting of the single operation of the Air to Air Heat Exchanger needs to be changed with CODE No DN 31 of the DN setting Setting for the header air conditioner 0000 Invalid factory default 0001 Valid T Operation during 24 hour ventilation During 24 hour ventilation the ventilation fan speed and the ventilation mode cannot be changed and they are not displayed 8 Stop of 24 hour ventilation From the NRC 01HE 24 hour ventilation can be stopped temporarily by holding the VENT FAN button down for four seconds when 24 hour ventilation is in operation The 24H display goes out Delayed The delay setting needs to be changed with CODE No DN 4B of the DN setting C
38. display part of the remote controller The check code is only displayed during the operation If the display disappears operate the Air to Air Heat Exchanger according to the following Confirmation of error history for confirmation Unit No of Air to Air Heat Exchanger is 31 OO Unit No of the Air to Air Heat Exchanger with a problem Check code E Confirmation of error history When an error occurred on the Air to Air Heat Exchanger the error history can be confirmed with the following procedure The error history is stored in memory up to 4 troubles The error can be confirmed from both operating status and stop status 5 ON OFF TIMER SET FAN MODE TIME SAVE VENT SWING FIX UNIT LOUVER 1 When pushing and buttons at the same time for 4 seconds or more the following display appears If Service check is displayed the mode enters in the trouble history mode How to read the code display Seven segment display FO TALE CT E Li 1 C F Actual character 0 1 l ww l w J wa i A ww 1 U L U L 01 Order of error history is displayed in CODE No window Check code is displayed in CHECK window Air to Air Heat Exchanger address in which an error occurred is displayed in Unit No Unit No of Air to Air Heat Exchanger is 31 OO F CODE No y gt E NS P une y UNIT No A
39. dividuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work The qualified installer who is allowed to work at heights has been trained in matters relating to working at heights with the Air to Air Heat Exchanger made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work The qualified service person is a person who installs repairs maintains relocates and removes the Air to Air Heat Exchanger made by Toshiba Carrier Corporation He or she has been trained to install repair maintain relocate and remove the Air to Air Heat Exchanger made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such operations by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to these operations The qualified service person who is allowed to do the electrical work involved in installation repair Qualified service relocation and removal has the qualifications pertaining to this electrical work as stipulated by the local person laws and regulations and he or she is a person who has been trained in matters relating to electrical work on the Air to Air Heat Exchanger made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by
40. e 2 way air discharge type products produced in September 2010 or later are compatible e in the tables indicates an indoor unit not yet compatible with the Air to Air Heat Exchanger unit The linkage operation is possible but changing the ventilation mode and fan speed is not possible Will be possible if the DN setting is changed e If O is shown but the development number is older than that indicated in the tables the indoor unit is not yet compatible with the Air to Air Heat Exchanger unit The linkage operation is possible but changing the ventilation mode and fan speed is not possible Will be possible if the DN setting is changed Indoor unit type Cassette type Ducttype Ducttype ip Compact gt i i Ceilin High wall way 4 way air 2 ist dows L ra sad Built in Slim duct t D e discharge FOND discharge discharge Duct type iue foe yp yp type als type type yp yp Development No Series No Compatbiity o oO o S o y Indoor unit type Floor type lt ios sus Cabinet type Concealed type Console type Development No Series No New refrigerant Guide of capacity bloss Heat pump R410A Based on the HFE Fresh air intake cooling capacity Btu h 1 000 Development series No Note on type None 4 way air discharge type Compact 4 way air discharge type 2 way air discharge type 1 way air discharge type Small sized 1 way air discharge t
41. efects in the indoor PC board Check remote controller address settings when two remote controllers are in use Check remote controller board Remote Remote control Stop of Signal cannot be Check internal transmission circuit of E02 controller transmission corresponding transmitted from remote remote controller error unit only controller to indoor unit Replace remote controller as necessary Indoor Indoor remote Stop of There is no Check remote controller and network controller corresponding communication from the adapter wiring E03 communication unit only remote controller and error detected at communication adapter indoor end Indoor Duplicate indoor Stop of More than one indoor unit Check indoor address E08 I F address corresponding are assigned the same Check for any change made to remote unit only address controller connection group individual since indoor address setting Remote Duplicate master Stop of In two remote controller Check remote controller settings controller remote controller corresponding configuration both Check remote controller board unit only controllers are set up as E09 master Header indoor unit is shut down with alarm while follower indoor units continue operating Indoor Error in Stop of Periodic communication Check remote controller wiring communication corresponding between indoor header Check indoor power supply wiring E18 between indoor unit only and follower units cannot Check PC board
42. eration mode before the stop of the air conditioner header unit is Automatic cooling Drying or Cooling When 24 hour ventilation is set to Invalid Invalid when only the Air to Air Heat Exchangers are stopped Invalid when the air conditioners are stopped in states where only the Air to Air Heat Exchangers are stopped 3 When the nighttime heat purge setting is valid The mode moves from the stop of the Air to Air Heat Exchangers to the nighttime heat purge operation mode standby mode lights up and the system enters the nighttime heat purge operation standby mode 4 Nighttime heat purge operating conditions The nighttime heat purge monitoring operation start time specified in the DN setting 1 to 48 hours has passed Temperature monitoring operation is performed for five minutes Heat Exchange mode and nighttime heat purge operation starts if the following conditions are met e RA 2 OA 3 C and RA 2 set temperature 2 C and OA 2 RA 10 C 14 5 C 5 During nighttime heat purge operation he ventilation fan speed can be changed with CODE No DN 47 of the DN setting 0000 Operate with the ventilation fan speed fixed to Low factory default 0001 Operate with the ventilation fan speed that was set before stop During nighttime heat purge operation the ventilation mode fixed to Bypass mode cannot be changed and it is not displayed 6 Nighttime heat purge temporary stop condition one hour stop
43. ernal devices Heat Exchanger 1 Output signals of external devices Remote ON OFF e DC12V DC24V Connect to CN706 2P adapter NRB 1HE No voltage a contact Connect to CN705 5P and use 1 Green 5 Black sold separately 2 Pulse Static switch of output signals of external devices Static OFF by default No 1 of the switch No 1 of the switch SW701 on the board Pulse ON B ON the board 3 Linked operation with external devices PM You can set the Air to Air Heat Exchanger operations for ON OFF signals of aa ray external devices by CODE No DN 4E 0000 The Air to Air Heat Exchanger starts stops together with the starting stopping of an external device The latter operation of the remote controller or the switch of the external device overrides the former 0001 The Air to Air Heat Exchanger starts together with the starting of an external device Use the remote controller to stop operation 0002 The Air to Air Heat Exchanger stops together with the stopping of an external device Use the remote controller to start operation Operation signals DN 4E ON OFF linked 0000 Operation ON Ji a Fl status OFF 27 Applied Control and Functions Including Circuit Configuration 7 1 Heat Exchanger Controller Block Diagram Main sub center remote controller up to 2 units Schedule timer when in weekly timer mode Display LCD Display LCD LCD driver Display Function setti
44. ess operation address 49 Items to check locations Check for defects in the central control device Check for defects in central control communication line Check termination resistance setting Check for defects in the central control device Check for defects in central control communication line Check termination resistance setting Check power supply for devices at the other end of the central control communication line Check for defects in PC boards of devices at the other end of the central control communication line Check the check code of the unit where the error was detected Check address settings 9 5 Sensor Characteristics Air to Air Heat Exchanger V Temperature Sensor Characteristics Characteristic 1 Characteristic 2 20 Return air temperature sensor TRA Outdoor air temperature sensor TOA 150 15 Resistance Resistance kQ KQ 10 C or 10 C or A less 65 jo more Resistance kQ 50 i I I I 0 10 20 30 40 50 30 20 10 10 20 30 40 50 60 70 80 90 100 Temperature C Temperature C 50 10 Exchanging and Assembling the Main Components B Assembling and exchanging the fan components Wo Component Procee MN o Inspection cover LID 1 Remove the machine screws M4x12 that fix the Machine screws M4x12 SERVICE inspection cover LID SERVICE pull up the 1 15 16 lever LEVER LID then remove the cover N
45. ess of whether the Air to Air Heat Exchanger is in operation or shut down 1 Press and hold the 4 and buttons simultaneously for at least four seconds 2 lights up and CODE No 01 is displayed 3 If there is an error history when a group number is selected blinking the unit No and the latest error history information are displayed alternately Display of unit No Display of check code MEE UNITNo A 5 i T 5 Blinks alternately P 3 R C No 4 To check other error history items push the buttons J and L v to select another check CODE No 01 04 GROUP To check on a check code relating to another group push the and lt buttons to select a group number Do not push the button as it will erase the entire error history of the selected group 6 To finish the service check push the 4 button 47 9 4 Check Codes Displayed on the Remote Controller and Locations to Be Checked Check code Location Remote of controller detection Check code name Error detection conditions System status Items to check locations Remote Indoor remote Stop of Communication between Check remote controller inter unit tie cable controller controller corresponding indoor PC board and A B communication unit only remote controller is Check for a broken wire or bad connector error detected at disrupted contact E01 remote controller Check indoor power supply end Check for d
46. ghten the screws firmly inside ae The filter is clogged Clean the filter Heat exchange The heat exchange element is clogged Clean the heat exchange element element The motor is The capacitor is not working properly Replace the capacitor with a new not running one fast enough The motor bearing is not running smoothly Replace the motor with a new one Lead wire Lead wire A connection A connection is loose A connection is loose Connect firmly Connect firmly e Damper motor The coil of the damper motor is broken Replace the damper motor with a The damper new one does not open or close Something is caught on the sliding part e Remove whatever is caught Connector A connection is loose Replace the assembled connector assembly with a new one 44 9 2 How to Check for Errors The remote controller local remote controller or central control is equipped with an LCD that displays the operation status If an error has occurred see the following table to check the error of the Air to Air Heat Exchanger unit using the failure diagnosis function The following tables show lists of the check codes indicated by each device See the following tables for how to check depending on the location For checking using the indoor remote controller or TCC LINK central controller See Local remote controller TCC LINK central controller in the following table Check code list
47. he Air to Air Heat Exchanger Code 10 Code 11 0000 Invalid Air to Air Heat Exchanger 0050 Ceiling embedded VN M HE series Factory default value of EEPROM installed on the service circuit board 0001 150m h type 0002 250m h type 0003 350m h type Factory default value of EEPROM installed on the service circuit board R Remote controller switch monitoring function This function is available to call the service monitor mode from the remote controller during a test run to acquire temperatures of sensors of indoor unit Air to Air Heat Exchanger 1 Push and buttons simultaneously for at least 4 seconds to call the service monitor mode 2 Pushing TEMP G buttons select the number of I ue S sensor CODE No to be monitored See the following table 3 Pushing left side of the button select an indoor TEMP 5 ON OFF unit to be monitored The unit number of the Air to Air Heat Exchanger is 31 OO TWERSET E qa 4 Push button to return to th displ Ru wem us utton to return to the normal display NE A TIME SAVE VENT S iiid O O Cz gt FILTER RESET TEST SWING FIX UNIT LOUVER Indoor unit Relum airtemperature TRA F 1 Supply air fan cumulative energized hours x 100h Filter cumulative hours x1 h Indoor unit outdoor air temperature TOA 36 8
48. he main unit Confirm that labels are indicated on the specified positions If removing the label during parts replace stick it as the original WARNING WARNING ELECTRICAL SHOCK HAZARD Disconnect all remote ELECTRICAL SHOCK HAZARD electric power supplies Disconnect all remote electric power supplies before servicing before servicing WARNING WARNING Moving parts Moving parts Do not operate unit with Do not operate unit with inspection cover removed inspection cover removed S Stop the unit before the servicing Stop the unit before the servicing CAUTION CAUTION High temperature parts I You might get burned High temperature parts when removing this cover You might get burned when removing this cover Precautions for Safety The manufacturer shall not assume any liability for the damage caused by not observing the description of this manual N DANGER Turn off breaker Electric shock hazard 9 Prohibition Stay on protection Before carrying out the installation maintenance repair or removal work be sure to set the circuit breaker for Air to Air Heat Exchanger to the OFF position Otherwise electric shocks may result Before opening the electrical control cover or inspection cover of the Air to Air Heat Exchanger set the circuit breaker to the OFF position Failure to set the circuit breaker to the OFF position may result in electric shocks through contact with the interior parts Only
49. hod otherwise a leak or production of fire is caused at the users side Insulating measures Perform the work so that the electrical control cover does not catch the inner wires If incorrect assembly or incorrect wire connection was done a disaster such as a leak or fire is caused at user s Assembly side Wiring Q After repair work surely assemble the disassembled parts and connect and lead the removed wires as before or more between the charge section and the non charge metal section Earth position aD After the work has finished be sure to use an insulation tester set 500V Megger to check the resistance is 1 MO If the resistance value is low a disaster such as a leak or electric shock is caused at user s side Insulator check Once the repair work has been completed check for the insulation resistance Then perform a trial run to check that the Air to Air Heat Exchanger is running properly After repair work has finished check there is no trouble If check is not executed a fire electric shock or injury may be caused For a check turn off the power breaker After repair work installation of electrical control cover and inspection cover has finished execute a test run to Check after repair check there is no generation of smoke or abnormal sound If check is not executed a fire or an electric shock is caused Before test run install the electrical control cover and inspection cover Only a qualified
50. ies No Note on type Cassette type 4 way air discharge Compact cassette type 4 way air discharge Duct type High static pressure Built in duct type Slim duct type Ceiling type Wall type Flexi type 41 Air to Air Heat Exchanger Unit and SMMS Series Air Conditioning System Air to Air Heat Exchanger and Air Conditioner SMMS series Without central control With central control Air to Air Heat Exchanger address settings Remote controller Line address Indoor unit address Group address Air to Air Heat Exchanger address settings Remote controller Air to E eat 06 Air to Air Heat Exchanger remote controller NRC 01HE 2 The line system address of an Air to Air Heat Exchanger unit is always 31 e The indoor unit address of an Air to Air Heat Exchanger unit needs to be manually specified in No 1 to No 4 of SW702 and in No 1 and No 2 of SW703 The group address of only one Air to Air Heat Exchanger unit needs to be manually specified to header ON in No 4 of SW703 Air to Air Heat Exchanger remote controller NRC 01HE Air conditioner remote controller RBC AMT32E Air conditioner remote controller RBC AMT32E Air conditioner group RBC AMT32E RBC AMS41E and NRC 01HE can be used Air to Air Heat Exchanger group RBC AMT32E cannot be connected RBC AMS41E can be used 1 NRC 01HE can be used Central Controller for 64 128 units groups
51. ile the installation maintenance repair or removal work is being carried out There is a danger of electric shocks if the circuit breaker is set to ON by mistake Before operating the Air to Air Heat Exchanger after having completed the work check that the electrical control cover and inspection cover are closed and set the circuit breaker to the ON position You may receive an electric shock if the power is turned on without first conducting these checks If in the course of carrying out repairs it becomes absolutely necessary to check out the electrical parts with the electrical control cover and inspection cover removed in order to find out exactly where the trouble lies wear insulated heat resistant gloves insulated boots and insulated work overalls and take care to avoid touching any live parts You may receive an electric shock if you fail to heed this warning Only qualified service person 1 is allowed to do this kind of work N WARNING Before starting to repair the Air to Air Heat Exchanger read carefully through the Service Manual and repair the Air to Air Heat Exchanger by following its instructions Only qualified service person 1 is allowed to repair the Air to Air Heat Exchanger Repair of the Air to Air Heat Exchanger by unqualified person may give rise to a fire electric shocks injury water leaks and or other problems Only a qualified installer 1 or qualified service person 1 is allowed to carry ou
52. installer 1 or qualified service person 1 is allowed to relocate the Air to Air Heat Exchanger It is dangerous for the Air to Air Heat Exchanger to be relocated by an unqualified individual since a fire electric D shocks injury water leakage noise and or vibration may result Be sure to fix the screws back which have been removed for installation or other purposes Check the following items after reinstallation 1 The earth wire is correctly connected CNET Aner 2 The power cord is not caught in the product 3 There is no inclination or unsteadiness and the installation is stable If check is not executed a fire an electric shock or an injury is caused reinstallation Only a qualified installer 1 or qualified service person 1 is allowed to install the Air to Air Heat Exchanger If the Air to Air Heat Exchanger is installed by an unqualified individual a fire electric shocks injury water leakage noise and or vibration may result Before starting to install the Air to Air Heat Exchanger read carefully through the Installation Manual and follow its instructions to install the Air to Air Heat Exchanger Be sure to use the company specified products for the separately purchased parts Use of non specified products may result in fire electric shock water leakage or other failure Have the installation performed by a qualified installer Do not supply power from the power terminal block equipped on the outdoor uni
53. king window on the electric parts box put on insulated gloves to provide protection from electric shock Otherwise you may receive an electric shock Use a hand track or forklift to carry the unit When carrying it by human power have four persons or more otherwise you may strain your back When transporting the Air to Air Heat Exchanger wear shoes with protective toe caps protective gloves and other protective clothing When transporting the Air to Air Heat Exchanger do not take hold of the bands around the packing carton You may injure yourself if the bands should break Use wiring that meets the specifications in the Installation Manual and the stipulations in the local regulations and laws Use of wiring which does not meet the specifications may give rise to electric shocks electrical leakage smoking and or a fire Exchange to parts specified in service manual which meet the specification or listed in parts list of service manual Failure to use specified parts may result in electrical shock smoke and or fire Confirm whether there is a risk of the Air to Air Heat Exchanger falling down during maintenance or repairing work Inspect the Air to Air Heat Exchanger unit for any falling hazard of the unit before maintenance or repair Before you open the Supply Exhaust air grill set the circuit breaker to the OFF position Otherwise your hand may be caught in the rotating parts inside and an injury may result After completing
54. l after understanding the described items thoroughly in the following contents Indications lllustrated marks and keep them Explanation of indications DANGER Indicates contents assumed that an imminent danger causing a death or serious injury of the repair engineers and the third parties when an incorrect work has been executed Indicates possibilities assumed that a danger causing a death or serious injury of the repair N WARN N G engineers the third parties and the users due to troubles of the product after work when an incorrect work has been executed Indicates contents assumed that an injury or property damage may be caused on the repair N CAUTION engineers the third parties and the users due to troubles of the product after work when an incorrect work has been executed Property damage Enlarged damage concerned to property furniture and domestic animal pet Explanation of illustrated marks Explanation Indicates prohibited items Forbidden items to do The sentences near an illustrated mark describe the concrete prohibited contents Indicates cautions Including danger warning The sentences or illustration near or in an illustrated mark describe the concrete cautious contents Indicates mandatory items Compulsory items to do The sentences near an illustrated mark describe the concrete mandatory contents Warning Indications on the Air to Air Heat Exchanger Unit Confirmation of warning label on t
55. l return to normal operation after a lapse of 60 minutes During test operation the cold mode control and delayed operation are disabled Bypass mode ventilation e In Bypass mode Bypass operation is performed regardless of the RA and OA sensor temperatures Automatic mode ventilation e In the Air to Air Heat Exchanger system the ventilation mode is fixed to Heat Exchange e Ifthe operation mode is Cooling or Heating in the Air to Air Heat Exchanger system linked with air conditioners the ventilation mode is fixed to Heat Exchange e If the operation mode is Fan in the Air to Air Heat Exchanger system linked with air conditioners the ventilation mode is fixed to Bypass 30 Check function for operation of Air to Air Heat Exchanger This function is provided to check the operation of Air to Air Heat Exchanger singly without communication with the remote controller This function can be used regardless of operation or stop of the system However if using this function for a long time a trouble of the equipment may be caused Limit using this function within several minutes How to operate Short circuit CHK pin CN71 on the P C board How to clear Open CHK pin While the system is operating it stops once but automatically returns to operation after several minutes Ventilation mode Heat exchange mode Operation output Electric damper output OFF Communication All ignored P C board LED Lights For the detailed positi
56. n fan speed and mode of the Air to Air Heat Exchanger cannot be changed can be changed depending on the DN setting The group follower can run without any problems even if it is an indoor unit not yet compatible with Air to Air Heat Exchange Do not connect central control wiring between the indoor unit and Air to Air Heat Exchanger unit 1 Ventilation fan speed and mode of the Air to Air Heat Exchanger cannot be changed can be changed depending of the DN setting 42 Air to Air Heat Exchanger Unit and DI SDI Series Air Conditioning System Air to E eat 06 Air to Air Heat Exchanger remote controller NRC 01HE 2 The line system address of an Air to Air Heat Exchanger unit is always 31 e The indoor unit address of an Air to Air Heat Exchanger unit needs to be manually specified in No 1 to No 4 of SW702 and in No 1 and No 2 of SW703 The group address of only one Air to Air Heat Exchanger unit needs to be manually specified to header in No 4 of SW703 Air conditioner remote controller RBC AMT32E Air conditioner remote controller RBC AMT32E Air to Air Heat Exchanger remote controller NRC 01HE Air to Air Heat Exchanger remote controller NRC 01HE Air to Air Heat Exchanger remote controller NRC 01HE Without central control The line system address of an Air to Air Heat Exchanger unit is always 31 The indoor unit address of an Air to Air Heat Exchanger unit needs to be ma
57. ne zone O OA Outdoor Air C N Undefined Heat Exchange zone 4 8 12 16 20 24 28 32 RA Return Air C Start operation entilation N mode Automati Y Continue current ventilation mode Single system E DN EC N Invalid 0002 Valid when stopped 0001 Other than Fan mode detection N Automatic ventilation determination E in air conditioning linkage N Cooling zone Fan zone Heating zone RA lt 18 C and RA 10 C 14 5 C lt OA lt 22 C and OA gt RA 3 RA gt 26 C and OA gt 22 C RA z OA 3 C Heat Exchange 18 NO Mem Specification outline Remarks Ventilation 2 Air to Air Heat Exchanger system linked with air conditioners mode control 1 Automatic ventilation mode control in the air conditioning linkage continued Determine the mode from the operation mode of the air conditioner Cooling zone The air conditioner operation mode is Automatic cooling Cooling or Drying mode Heating zone The air conditioner operation mode is Automatic heating or Heating mode In Fan mode the zone is determined by the automatic ventilation mode control in the Air to Air Heat Exchanger system he setting of the automatic ventilation control in the Air to Air Heat Exchanger system linked with air conditioners can be changed with CODE No DN EC of the DN setting 0000 Valid only when the air conditioner is running fac
58. nector Screws M4x10 ON Cover COVER WIRE Top and bottom Wo Component Ras Wi o Fan FAN 8 Release the big clamp CLAMP that fixes the Exhaust motor Supply motor 1 10 cords of the supply motor MOTOR SUPPLY MOTOR EXHAUST MOTOR SUPPLY and exhaust motor MOTOR EXHAUST N m pa _ Big clamp CLAMP Release 9 Remove the screws that fix the motor holder Screws M5x8 Machine screws HOLDER MOTOR hold the holder then slide it 150 350 type with captive washer to the center of the product to remove it Screws M4x6 M8x16 500 1000 type 500 1000 type Note 150 350 type PS 4 Screws M5x8 used 500 1000 type 4 Screws M4x6 used 4 Machine screws with captive washer M8x16 used Machine screws N M4x6 with captive washer 500 1000 type M8x16 SUE M5x8 500 1000 type 150 350 type 10 Remove the box nut spring washer and washer NUT that fix the fan FAN then remove the fan 800 1000 type 800 1000 type Note Box nut n nid For the 800 1000 type do not lose the key and WASHER J Spring washer washer left in the motor shaft Washer gt Key Y asia x y ka 150 650 type Box nut 7 NUT J Spring washer gt Washer 53 No component Procedure 11 Remove the screws that fix the supply motor MOTOR SUPPLY then remove the motor 800 1000 type screws M8x16 HOLDER MOTOR
59. ng Function setting LCD EEPROM Key switch switch Keyswitch switch CN2 CN1 oL 1 Remote controller Power Power Rechargeable communication circuit supply supply battery circuit circuit Air to Air Heat Exchanger i T yY ON 1 Al le 2 43 A B Up to 8 units can be connected 1 Aweekly timer cannot be connected to a subremote controller Remote controller communication circuit Fan motor relay circuit l Same Same Supplying Fan motor as left as left fan motor relay circuit Indoor unit address switching Exhausting Group address fan motor External External PU MAC output input address switching Driving e Remote Pulse Static e Damper controller switching Abnormal invalid Bypass Low High BUS mode Bypass communication mode Heat circuit Power Exchange supply circuit mode R S S Power Power supply supply Power supply Central 220 240V 50 Hz Control 220V 60 Hz 28 it Board Ir CUI Indoor Printed Ci 7 2 MCC 1615 0ZMS ZOZMS ssoJppe dnos6 au JO y9iMS ISAo9B5ueuo SSoJppe 041u09 eJ1u99 ay JO y9 ims JoAooDueu ssaJppe un JOOPU y JO U91IAS JeAoeDueu SUUM 90LNO SHUYM VOZNO SHUM LOZNO P21 ZOLNO Indu eujejxe ayy 1ndino jeuelx9 au JO OW JO OW JO S40129uU02 JO SJOJ99UUOS uel re Aj ddng UB JIe 1sneuxg AZLO pe GOLNO LOZMS AZ LO0 SHUYM 097NO indu guj x U91IMS JoAooDueuo JOJOU Jeduje y JO SIOJOOUUND oneig es ng
60. ng this setting is necessary for all exhausting fan 0001 Exhausting fan stop the Air to Air Heat Exchangers in the group operation below The supplying fan stops when 15 C OA the temperature is below 15 C OA Setting of the 0000 ON OFF linked ON OFF linked Adjusting this setting is necessary for the linked operation 0001 ON linked Air to Air Heat Exchanger to which an with external 0002 OFF linked adapter for remote ON OFF control sold devices Specifies whether the ON separately is connected OFF operation of the Air to Air Heat Exchanger is linked with the external device operation Damper output 0000 Normal Normal Adjusting this setting is necessary for the 0001 Support of 24 hour fan Air to Air Heat Exchanger which transfers nighttime heat purge the operation output Start Stop by 0000 Invalid Invalid Adjusting this setting is necessary for the power on off 0001 Valid header unit System equipped with the Air Starts Stops running the Air to to Air Heat Exchanger only Air Heat Exchanger by powering on off Changing the 0001 Bypass mode Automatic mode ventilation mode 0002 Heat Exchange mode 0003 Automatic mode Compatible with systems without a remote controller and RBC AMT32E RBC AMS41E Changing the 0002 High ventilation Fan 0003 Low speed 0004 Imbalanced EB High may be Extra High Compatible with systems without a remote controller and RBC AMT32E RBC AMS41E Aut
61. ngers in the group 48 ventilation active 0002 SA Low EA High active High may be Extra High Adjusting this setting is necessary for all the Air to Air Heat Exchangers in the group 24 hour 0000 Invalid 0000 Invalid Adjusting this setting is necessary for all ventilation 0001 Valid the Air to Air Heat Exchangers in the group ON OFF ratio of 0000 Normal The air volume of 0000 Normal Adjusting this setting is necessary for all 24 hour ventilation 1 2 60 minute the Air to Air Heat Exchangers in the group ventilation ON 60 minute OFF 0001 0059 Arbitrary SE T DATA of DN minute ON 60 SET DATA of DN minute OFF Delayed 0000 Invalid 0000 Invalid Adjusting this setting is necessary for all operation 0001 0006 SET DATA of DN x the Air to Air Heat Exchangers in the group 10 minutes delay System equipped with the Air to Air Heat Delaying the Air to Air Heat Exchanger and air conditioners Exchanger operation to reduce the air conditioning load when starting running the air conditioner Nighttime heat 0000 Invalid 0000 Invalid Adjusting this setting is necessary for all purge 0001 0048 Start after SET the Airto Air Heat Exchangers in the group DATA of DN x 1 hour s System equipped with the Air to Air Heat Setting for the time before the Exchanger and air conditioners nighttime heat purge operation starts 34 Setting of the 0000 Exhausting fan run 0000 Exhausting fan run Adjusti
62. ntroller display The group address of an Air to Air Heat Exchanger unit does not need to be specified RBC AMT32E RBC AMS41E can be used 1 NRC 01HE can be used The group header must be an indoor unit compatible with Air to Air Heat Exchange If the group header is an indoor unit not yet compatible with Air to Air Heat Exchange the linkage operation is possible but the ventilation fan speed and mode of the Air to Air Heat Exchanger cannot be changed can be changed depending on the DN setting The group follower can run without any problems even if it is an indoor unit not yet compatible with Air to Air Heat Exchange Central Controller for 64 128 units groups TCB SC642TLE2 BMS CM1280TLE N U3U4 U3 U4 Air to Air Heat Exchanger remote controller The line system address of an Air to Air Heat Exchanger unit is always 31 The indoor unit address of an Air to Air Heat Exchanger unit needs to be manually specified in No 1 to No 4 of SW702 and in No 1 and No 2 of SW703 The setting of the smallest address applies to the remote controller display The group address of an Air to Air Heat Exchanger unit does not need to be specified RBC AMT32E RBC AMS41E can be used 1 NRC 01HE can be used The group header must be an indoor unit compatible with Air to Air Heat Exchange If the group header is an indoor unit not yet compatible with Air to Air Heat Exchange the linkage operation is possible but the ventilatio
63. nually specified in No 1 to No 4 of SW702 and in No 1 and No 2 of SW703 The setting of the smallest address applies to the remote controller display The group address of an Airto Air Heat Exchanger unit does not need to be specified RBC AMT32E RBC AMS41E can be used 1 NRC 01HE can be used Air to Air Heat Exchanger address settings Air conditioner group RBC AMT32E RBC AMS41E and NRC 01HE can be used Remote controller Air to Air Heat Exchanger group Air to Air Heat Exchanger and Air Conditioner DI SDI series With central control Indoor unit address Air to Air Heat Exchanger address settings s RBC AMT32E cannot be connected RBC AMS41E can be used 1 NRC 01HE can be used Central Controller for 64 128 units groups TCB SC642TLE2 UsU4 BMS CM1280TLE 123 Air to Air Heat Exchanger remote controller NRC 01HE Air to Air Heat Exchanger remote controller NRC 01HE Air conditioner remote controller RBC AMT32E Air conditioner remote controller RBC AMT32E The line system address of an Air to Air Heat Exchanger unit is always 31 The indoor unit address of an Air to Air Heat Exchanger unit needs to be manually specified in No 1 to No 4 of SW702 and in No 1 and No 2 of SW703 The group address of only one Air to Air Heat Exchanger unit needs to be manually specified to header in No 4 of SW703 Air conditioner group Remote controller RBC A
64. omatic 0000 Valid only when air Valid only when air Adjusting this setting is necessary for all ventilation conditioner is running conditioner is the Air to Air Heat Exchangers in the group control in air 0001 Valid even when air running conditioning conditioner is stopped linkage 0002 Invalid Control Air to Air Heat Exchanger only Automatic ventilation control setting in air conditioning linkage Changing the 0000 ON during normal ON during normal Adjusting this setting is necessary for the operation output operation operation Air to Air Heat Exchanger which transfers 0001 ON during normal the operation output operation 24 hour ventilation or nighttime heat purge operation 0002 ON during 24 hour ventilation or nighttime heat purge operation 0003 ON when SA fan is running 0004 ON when EA fan is running Changing the 0000 ON when an abnormal 0000 ON when an Adjusting this setting is necessary for the abnormal signal signal is detected abnormal signal is Air to Air Heat Exchanger which transfers Bypass mode 0001 ON when the Bypass detected the operation output signal output mode signal is detected 1 Adjusting this setting is necessary for the header unit when using a system equipped with the Air to Air Heat Exchanger only and the Air to Air Heat Exchanger with the smallest indoor unit address number when using a system equipped with the Air to Air Heat Exchanger and air conditioners 35 Model Capacity of t
65. ons of CHK pin CN71 on P C board refer to the P C board MCC 1615 31 7 4 Specifications of Optional Connectors on the Air to Air Heat Exchanger Unit Board External I 0V COM An Remote controller Remote E prohibition input ON Prohibited OFF o voltage prohibition input Allowed contact a Ventilation fan speed Ventilation fan speed change input ON LOW OFF HIGH CN705 change input Ventilation mode change Ventilation mode change input ON Bypass OFF Heat input Exchange Start Stop input Start Stop input pulse static input changed by No 1 of DIP SW701 OFF Static default ON Pulse External DC12V COM ey 24V CN706 2 Start Stop input Start Stop input pulse static input changed by No 1 of DIP i SW701 OFF Static default ON Pulse 32 7 5 Configuring the Function Settings of the Air to Air Heat Exchanger Unit When configuring the settings use the wired remote controller Procedure Stop running the unit before configuring the settings TEST SET 1 Press and hold the buttons for 4 seconds or longer The Unit No displayed first indicates the indoor unit address of the header unit in group control nn The Air to Air Heat Exchanger Unit No is 31 OO The fan of the selected Air to Air Heat Exchanger starts cr 2 A JU running TEMP b ON OFF The lt indicator lights up when the wired remote controller 3 NRC 01HE
66. r Definition of Qualified Installer or Qualified Service Person The Air to Air Heat Exchanger must be installed maintained repaired and removed by a qualified installer or qualified service person When any of these jobs is to be done ask a qualified installer or qualified service person to do them for you A qualified installer or qualified service person is an agent who has the qualifications and knowledge described in the table below Qualifications and knowledge which the agent must have The qualified installer is a person who installs maintains relocates and removes the Air to Air Heat Exchanger made by Toshiba Carrier Corporation He or she has been trained to install maintain relocate and remove the Air to Air Heat Exchanger made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such operations by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to these operations The qualified installer who is allowed to do the electrical work involved in installation relocation and removal has the qualifications pertaining to this electrical work as stipulated by the local laws and Qualified installer regulations and he or she is a person who has been trained in matters relating to electrical work on the Air to Air Heat Exchanger made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or in
67. r ventilation is stopped intermittently so do not connect an auxiliary fan Electric damper 1 Output setting for electric damper CODE No DN output The setting can be switched between Normal and Complaint Response Setting 5C in the DN setting e The output setting can be changed with CODE No DN 5C of the DN setting External output 0000 Normal factory default terminal block 0001 24 hour ventilation nighttime heat purge operation supported 3 4 2 Operation ON OFF condition in normal setting ON during intermittent stop in 24 hour ventilation mode ON in cold mode control Zones B and C ON if the fan is stopped when switching the damper Heat exchange mode Bypass mode ON from the start of monitoring operation of nighttime heat purge to the end of nighttime heat purge OFF during delayed operation OFF during the stop of normal operation including 24 hour stop Operation output ON OFF condition when support of 24 hour ventilation and nighttime heat purge operation is set The settings are the same as those for normal settings except the following OFF during intermittent stop in 24 hour ventilation mode e OFF during temporary stop in nighttime heat purge mode 26 NO Mem Specification outline Remarks Linked Connect the Remote ON OFF adapter NRB 1HE sold separately to the CODE No DN operation with connectors CN706 2P and CN705 5P on the control circuit board of the Air to Air 4E ext
68. s of indoor units header and be maintained follower units Air to Air Outdoor air Stop of The resistance value of Check TOA sensor connector connection Heat temperature corresponding the sensor is infinite or and wiring F17 Exchanger sensor TOA unit only zero open or short Check TOA sensor resistance error circuit characteristics Check for defective Air to Air Heat Exchanger PC board Air to Air Return air Stop of The resistance value of Check TRA sensor connector connection Heat temperature corresponding the sensor is infinite or and wiring F18 Exchanger sensor TRA unit only zero open or short Check TRA sensor resistance error circuit characteristic Check for defective Air to Air Heat Exchanger PC board Indoor Other indoor Stop of Indoor PC board is not Check for defect in indoor PC board faulty F29 error corresponding operating normally EEPROM unit only Indoor Duplicate indoor Stop of There is more than one Check indoor address L03 header unit corresponding header unit in the group Check for any change made to remote unit only controller connection group individual since indoor address setting Indoor Indoor group Stop of Address has not been e Check indoor address addresses not set corresponding set unit only Note L08 This code is displayed when the power is turned on for the first time after installation Indoor Indoor capacity Stop of Capacity of indoor unit Set indoor capacity DN 11 LO9 not se
69. t corresponding has not been set unit only 48 Check code Location of detection Indoor Check code name Error detection System status conditions Remote controller Indoor P31 Duplicate central control address Stop of corresponding unit only Duplicate central control address There is error in another indoor unit in the group Detection of E07 L07 L03 L08 Other indoor error group follower unit error Stop of corresponding unit only Items to check locations e Check central control addresses Check network adapter PC board applicable to AI NET Check PC boards of indoor units Indoor in location of detection refers to Air to Air Heat Exchanger and air conditioner indoor units Errors detected by TCC LINK central control device Location Remote of controller Check code name Error detection conditions System status detection TCC LINK I TCC Link central control device transmission error Continued operation Central device is unable to transmit a signal TCC Link central control device reception error Central control device is unable to receive a signal Continued operation Error occurs in a follower unit under group control P30 is displayed on the central control remote controller TCC LINK Group control Continued follower unit error operation Duplicate central Continued Duplicate central control control addr
70. t the electrical work of the Air to Air Heat Exchanger Under no circumstances must this work be done by an unqualified individual since failure to carry out the work properly may result in electric shocks and or electrical leaks Wear protective gloves and safety work clothing during installation servicing and removal When repairing the electrical parts or undertaking other electrical jobs wear gloves to provide protection for electricians and from heat Failure to wear this protective gear may result in burn Electrical wiring work shall be conducted according to law and regulation in the community and installation manual Failure to do so may result in electrocution or short circuit Only a qualified installer 1 or qualified service person 1 is allowed to undertake work at heights using a stand of 50 cm or more or to remove the electrical control cover or inspection cover of the Air to Air Heat Exchanger to undertake work When working at heights use a ladder which complies with the ISO 14122 standard and follow the procedure in the ladder s instructions Also wear a helmet for use in industry as protective gear to undertake the work When working at heights put a sign in place so that no one will approach the work location before proceeding with General the work Parts and other objects may fall from above possibly injuring a person below When executing address setting test run or troubleshooting through the chec
71. t to another outdoor unit Capacity overflow may occur on the terminal block and may result in fire Do not install the Air to Air Heat Exchanger in a location that may be subject to a risk of expire to a combustible gas If a combustible gas leaks and becomes concentrated around the unit a fire may occur aigua Install the Air to Air Heat Exchanger at least 2 5 m above the floor level since otherwise the users may injure themselves or receive electric shocks if they poke their fingers or other objects into the Air to Air Heat Exchanger while the it is running Install a circuit breaker that meets the specifications in the installation manual and the stipulations in the local regulations and laws Install the circuit breaker where it can be easily accessed by agent When installing a circuit breaker outdoors install one which is designed to be used outdoors Do not place any combustion appliance in a place where it is directly exposed to the wind of Air to Air Heat Exchanger otherwise it may cause imperfect combustion Relocation Only a qualified installer 1 or qualified service person 1 is allowed to relocate the Air to Air Heat Exchanger It is dangerous for the Air to Air Heat Exchanger to be relocated by an unqualified individual since a fire electric shocks injury water leakage noise and or vibration may result 1 Refer to the Definition of Qualified Installer or Qualified Service Person Specifications
72. tes and runs for 60 minutes The exhausting fan runs continuously 4 In the C zone condition the supplying fan stops However it stops for 60 minutes and runs for five minutes The setting of the exhausting fan can be changed with CODE No DN 4D of the DN setting 0000 Exhausting fan runs factory default 0001 Exhausting fan stops zone Zones Cold mode control Bypass mode permitted zone Undefined zone Heat Exchange condition OA s RA 10 12 5 Zone A Normal operation Even in Bypass mode the mode is automatically switched to Heat Exchange OA Outdoor Air C Undefined zone Zone B The supplying fan operates intermittently The exhausting fan runs continuously Undefined zone Zone C The supplying fan operates intermittently The exhausting fan operation is set in the DN 12 16 20 RA Return Air C 24 NO Mem Specification outline Remarks Cold mode control continued OAS RA 10 C 12 5 C Y Heat Exchange Present ventilation mode continues L N 7 Y Y DN 4D N Exhausting fan runs 0000 Y Heat Exchange Heat Exchange Supplying fan Heat Exchange Supplying fan Heat
73. the CONNECTOR 5 lead wire unintentionally A 7 A A Note on connecting Connect the fastening terminal firmly and make sure the fastening terminal holds the tab terminal securely CONNECTOR 8 Do not insert the tab terminal between the NP fastening terminal and sleeve O 2 CONNECTOR 7 Upper E CONNECTOR 1 Note on connecting Lower Insert the connector firmly D After inserting the connector pull it slightly to CONNECTOR 6 make sure it is firmly inserted Lower 1 CONNECTOR 5 T CONNECTOR 4 CONNECTOR 7 CONNECTOR 9 CONNECTOR 8 Connector 1 35 Pull out the fastening terminals of the power CONNECTOR 1 supply terminal block TERMINAL BLOCK 2P 5 6 34 35 44 45 relay RELAY LY 1F and capacitor CAPACITOR Remove the connector connecting connector 1 and 2 CONNECTOR 1 and 2 Connector 2 36 Pull out the fastening terminal of the relay CONNECTOR 2 RELAY LY 1F 30 5 34 36 45 Remove the connector connecting connector 1 and 2 CONNECTOR 1 and 2 60 Connector 3 CONNECTOR 3 5 37 45 Connector 4 CONNECTOR 4 5 34 38 45 Connector 5 CONNECTOR 5 5 29 34 39 Connector 6 CONNECTOR 6 5 28 34 40 45 Connector 7 CONNECTOR 7 5 28 34 41 45 Connector 8 CONNECTOR 8 5 30 34 42 Connector 9 CONNECTOR 9 1 2 5 19 21 34 43 No Component Procedure 37 Pull out the fastening terminal of the relay RELAY LY 1F
74. the repair or relocation work check that the earth wires are connected properly o Be sure to connect earth wire Grounding work Incomplete earthing causes an electric shock Check earth Do not connect earth wires to gas pipes water pipes and lightning rods or earth wires for telephone wires wires O Do not modify the products Do not also disassemble or modify the parts us It may cause a fire electric shock or injury Prohibition of modification given in the Service Manual or use the parts contained on the parts list in the Service Manual Use of any parts which do not satisfy the required specifications may give rise to electric shocks smoking and or Use specified a fire parts aD When any of the electrical parts are to be replaced ensure that the replacement parts satisfy the specifications aD If in the course of carrying out repairs it becomes absolutely necessary to check out the electrical parts with the electrical control cover of one or more of the Air to Air Heat Exchanger removed in order to find out exactly where Do notbringa the trouble lies put a sign in place so that no one will approach the work location before proceeding with the work child close to the Third party individuals may enter the work site and receive electric shocks if this warning is not heeded equipment D Connect the cut off lead wires with crimp contact etc put the closed end side upward and then apply a water cut met
75. top is Heat Exchange mode cold mode control 1 Air to Air Heat Exchanger system 1 Automatic mode control One of the following three zones is selected by the TOA and TRA sensors Cooling zone Fan zone Heating zone Automatic ventilation control is performed in the Cooling and Heating zones For the Fan zone the mode is fixed to Heat Exchange For five minutes after the start of Automatic mode the Heat Exchange state is maintained The display on the remote controller remains Automatic regardless of the ventilation mode in actual operation 2 Criteria for each zone Cooling zone OA 2 24 C or OA 2 20 C and RA 2 24 C Fan zone 20 C lt OA lt 24 C and 20 C lt RA lt 24 C Heating zone Temperature range out of the Cooling and Fan zones 3 Bypass mode condition in automatic ventilation control Cooling zone RA gt 26 C and OA 2 22 C and RA gt OA 3 C Heating zone RA 18 C and RA 10 C 14 5 C lt OA 22 C and OA gt RA 3 C e If the system is in an undefined zone when operation starts the system is operated in Heat exchange mode If the state moves to this zone during operation the previous state is retained 17 NO Item Specification outline Remarks Ventilation mode control continued Automatic ventilation mode control in the Air to Air Heat Exchanger system Heat Exchange Cooling zone Fan zone Heat Exchange N e A Undefined Heating zo
76. tory default When the 32 28 24 O lt 20 O O S 2 O 16 lt O 12 8 air conditioner is stopped the zone is determined by the automatic ventilation mode control of the Air to Air Heat Exchanger system temperature before stop Cooling zone 0001 Valid even if the air conditioner is stopped If the air conditioner is stopped the zone is determined by the operation mode and set 0002 Invalid The zone is determined by the automatic ventilation mode control in the Air to Air Heat Exchanger system 2 The Bypass condition at the time of automatic ventilation mode control in the Air to Air Heat Exchanger system linked with air conditioners excluding Fan mode Cooling zone RA gt OA 3 C and RA 2 set temperature 2 C and OA gt RA 10 C 14 5 C and RA gt 20 C Heating zone OA 2 RA 3 C and RA s set temperature 2 C and OA gt RA 10 C 14 5 C and RA lt 27 C Condition for returning to Heat Exchange determined by the set temperature before stop even when the air conditioner is stopped For details see the section Cold Mode Control Cooling zone RA s set temperature 2 C or RA lt 18 C Heating zone RA 2 set temperature 2 C or RA 2 29 C e If the system is in an undefined zone when operation starts the system is operated in Heat exchange mode If the state moves to this zone during operation the previous state is retained Automatic ventilation mode control in the Air to Air
77. ugh the operation lamp does not turn on Has the unit just recovered from a power failure or have you just turned on the The unit starts running without any circuit breaker operation of the remote controller The settings concerning recovering from power failure or start stop by power on off are set to CODE No 28 D ON Consult your dealer for details 9 1 2 How to diagnose failure Displayed on the remote controller Depends on the check code Displayed on the central controller Depends on the check code The circuit is open Replace the motor with a new one Connection A connection is loose UNE firmly Electric board Motor connector The motor Motor The motor bearing is locked Replace the motor with a new one does not run The motor coil or temperature fuse is broken Fanrotation rotation The The fan is not rotating is not The fan is not rotating Remove any obstacles Remove any obstacles obstacles RZL NAM capacitor is not working properly Replace the capacitor with a new one Motor Electromagnetic sound the motor is buzzing Replace the motor with a new one The bearing is in poor dir e e Fan The fan has not been installed properly Install the fan securely A foreign object has been taken in e Remove the foreign object An abnormal soumises The fan has been deformed Replace the fan with a new one from the e Screws A screw s is are loose not tightened Ti
78. value The power consumption the current and the exchange efficiency are values at the time of the mentioned air volume Sound pressure level shall be measured 1 5m below the center of the unit The temperature exchange efficiency averages that of when cooling and heating c 5 o0 c o O O G lt o D 13 Model List Damper motor Damper Heat exchange element 2 lt a EA Exhaust air Return air Outdoor side Indoor side SA Supply air OA Outdoor air Motor Exhaust air Supply Air Hanging bracket 4 4 13 X30 Oval hole Fixed part of lt inspection cover SELLE Adapter 4 je to ut S CSS we s we NN wey NN to ut XA we Sis P NOS te e Z NOS CL PA 7d gt o X 2 e EN P K d ST KF 2 2 Electrical control cover Inspection cover Fixing lever High efficiency filter One for each element sold separately Unit mm Collecting I efficiency Mass Adapter 4 Galvanized steel sheet Filter Nonwoven fabric Spectrometry 82 Motor Supply air Electrical control base control base 1 Galvanized steel sheet steel sheet Heat exchange Fire resistant paper EM to air heat Fixing lever SUS304 element Resin exchanger P nominal diameter VN M150HE 900 724 8 8to 97 80 Q 121 290 45 100 esse e E NOE O EO ier 20 e
79. ype High static pressure type Built in type Slim duct type None Floor standing type 40 E List of Indoor Units DI SDI Series Compatible with Air to Air Heat Exchanger Unit e O in the tables indicates an indoor unit compatible with the Air to Air Heat Exchanger unit For the 4 way air discharge type Duct type Slim duct type products produced in September 2010 or later are compatible e in the tables indicates an indoor unit not yet compatible with the Air to Air Heat Exchanger unit The linkage operation is possible but changing the ventilation mode and fan speed is not possible Will be possible if the DN setting is changed If O is shown but the development number is older than that indicated in the tables the indoor unit is not yet compatible with the Air to Air Heat Exchanger unit The linkage operation is possible but changing the ventilation mode and fan speed is not possible Will be possible if the DN setting is changed Indoor unit type Cassette type Cassette type Dweippe Dweippe Kn air Compact Slim duct Ceiling type d a Flexi type ischarge 4 way air Duct type Built in type t yp l ype type discharge type 4 Development No Series No Compatibility ps Special mark Guide of capacity H Heat pump inverter SM Digital Based on the cooling Inverter CD capacity kw Common FCU Ex 140 14 0kw for DI amp SDI Development ser
80. ystem N linked with air conditioner Y Nighttime heat purge setting valid Set time to start of monitoring operation between 1 and 48 hours X Operation mode before stop Cooling or Drying mode Y As monitoring operation start time ss 1 to 48 hours have passed N Remain stopped Y Monitoring operation 5 minutes of Heat Exchange RA gt OA and 3 and RA Z set temperature 2 C and OA gt RA 10 C 14 5 C Y Nighttime heat purge operation RA lt OA or RA s set temperature or One hour has passed or OA s RA 10 C 12 5 C Stop of 1 hour 48 hours have passed since start o monitoring operation N Y End of nighttime heat purge 23 NO Mem Specification outline Remarks Cold mode 1 Even in Bypass mode control the system automatically enters Heat Exchange CODE No DN control mode to prevent condensation if OA lt RA 10 C 12 5 C 4D The display on the remote controller remains Bypass mode regardless of the ventilation mode in actual operation When operation starts in Bypass mode the system runs in Heat Exchange mode for three minutes if the state before stop is Heat Exchange mode cold mode control 2 The ON time in each zone is maintained for at least three minutes When the temperature condition moves to another zone the system starts the OFF condition in another zone 3 In the B zone condition the supplying fan performs intermittent operation stops for 10 minu

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