Daikin VAM 1000FAVE Service Manual Download Page 39

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Circuit Operations

SiE71-202

Circuit Operations

1. Circuit Operations

1.1

Circuit Configuration

Transformer

PCB assembly

Fan motor

Damper motor

Centralized control
equipment

Remote controller
for heat recovery
ventilation unit

Power supply
circuit

To circuits and
microcomputer

Detection and
cut-off of+16V
current

Fan motor,
damper
motor relay

Central data
transmission interface
circuit

Remote control signal
transmission interface
circuit

Relay drive
circuit

Microcomputer
oscillation
circuit

Microcomputer
reset circuit

Control
microcomputer

Thermistor
interface
circuit

Thermistor

Airflow rate
setting switch
interface circuit

Damper motor
limit switch
interface circuit

Damper
motor
limit switch

External input
interface circuit

Air
conditioner
of other
maker, etc.

KRP50-2
interface circuit

Humidifier,
abnormality
signal
output, etc.

+16V
+ 5V

EEPROM

(HL026)

Summary of Contents for VAM 1000FAVE

Page 1: ...SiE71 202 Heat Recovery Ventilation Service Manual VAM 150FAVE VAM 250FAVE VAM 350FAVE VAM 500FAVE VAM 650FAVE VAM 800FAVE VAM1000FAVE VAM1500FAVE VAM2000FAVE ...

Page 2: ...SiE71 202 Table of Contents i Heat Recovery Ventilation VAM 150FAVE VAM 250FAVE VAM 350FAVE VAM 500FAVE VAM 650FAVE VAM 800FAVE VAM1000FAVE VAM1500FAVE VAM2000FAVE ...

Page 3: ...alized Controller DCS302B61 14 Part 4 Maintenance 15 1 Maintenance 16 1 1 Maintenance for The Air Filter 16 1 2 Maintenance for The Heat Exchange Element 18 Part 5 Control Functions 19 1 Control Functions 20 1 1 List of Control Functions 20 1 2 Explanation of Individual Functions 21 1 3 Layout of switches on Printed Circuit Board 27 Part 6 Circuit Operations 29 1 Circuit Operations 30 1 1 Circuit ...

Page 4: ...te Controller 44 1 12 Field Setting Error 45 1 13 Overlapping Central Control Address 46 1 14 Main Unit PCB Assembly 47 1 15 Dedicated LCD Remote Controller 48 1 16 How to Check 49 1 17 Thermistor 50 1 18 Power Transformer 51 1 19 Damper Motor 52 Part 8 Supplementary Explanation 53 1 Supplementary Explanation 54 1 1 Field Setting Service Mode Operation 54 Part 9 Appendix 65 1 Appendix 66 1 1 Wirin...

Page 5: ...SiE71 202 iv Table of Contents ...

Page 6: ...wed Therefore be sure to observe all the safety caution items described below About the pictograms This symbol indicates an item for which caution must be exercised The pictogram shows the item to which attention must be paid This symbol indicates a prohibited action The prohibited item or action is shown inside or near the symbol This symbol indicates an action that must be taken or an instructio...

Page 7: ...erviceperson WARNING Beforeobtainingaccesstoterminal devices allpowersupplycircuit mustbeinterrupted Electricshockmayresult Beforeservicingtheunit alwaysshutoffpower Alwaysusetheairfilter Iftheairfitterisnotused heatexchangeelementswill beclogged possiblycausingpoorperformanceand subsequentfailure Donotchangeoperationssuddenly Itcanresult notonlyinmalfunctionbutalsofailureofswitchesor relaysintheb...

Page 8: ...e gas leakage is likely Such gas can cause fire Place such as bathroom subjected to moisture Electric leak or electric shock and other failure can be caused Place subjected to much carbon black Carbon black attaches to air filter and heat exchange element marking them unable to use Place subjected to high temperature or direct flame Avoid a place where the temperature near the HRV unit and the air...

Page 9: ...able but may nevertheless be valuable to the reader such as tips and tricks Caution Caution A caution is used when there is danger that the reader through incorrect manipulation may damage equipment loose data get an unexpected result or has to restart part of a procedure Warning Warning A warning is used when there is danger of personal injury Reference A reference guides the reader to other plac...

Page 10: ...SiE71 202 General Constructions 1 Part 1 General Constructions 1 General Constructions 2 1 1 Explanation 2 ...

Page 11: ...aust Fan 4 Air Filter Long Life Filter 5 Damper 6 Switch Box 7 Maintenance Cover 8 Heat Exchange Elements 9 Name Plate 10 Air Supply Fan 11 Remote Controller Option Parts 12 Damper Motor 13 EA Exhaust Air Exhaust Air to Outdoor 14 OA Outdoor Air Fresh Air from Outdoor 15 Maintenance Space for The Air Filters Heat Exchange Elements and Switch Box 16 RA Return Air Exhaust Air from Room 17 SA Supply ...

Page 12: ... 6 Switch Box 7 Maintenance Cover 8 Heat Exchange Elements 9 Name Plate 10 Air Supply Fan 11 Remote Controller Option Parts 12 Damper Motor 13 EA Exhaust Air Exhaust Air to Outdoor 14 OA Outdoor Air Fresh Air from Outdoor 15 Maintenance Space for The Air Filters Heat Exchange Elements and Switch Box 16 RA Return Air Exhaust Air from Room 17 SA Supply Air Feed Air to Room ...

Page 13: ...General Constructions SiE71 202 4 General Constructions ...

Page 14: ...SiE71 202 Product Specification 5 Part 2 Product Specification 1 Product Specification 6 1 1 Specification 6 ...

Page 15: ...ble Urethane Foam Dimensions H W D mm 269 760 509 269 760 509 285 812 800 Heat Exchanging System Air to Air Cross Flow Total Heat Sensible Heat Latent Heat Exchange Heat Exchanging Element Specially Processed Nonflammable Paper Air Filter Multidirectional Fibrous Fleeces Fan Type Sirocco Fan Fan Speed Ultra High m h 150 150 250 250 350 350 High m h 150 150 250 250 350 350 Low m h 110 110 155 145 2...

Page 16: ... Dimensions H W D mm 285 812 800 348 988 852 348 988 852 Heat Exchanging System Air to Air Cross Flow Total Heat Sensible Heat Latent Heat Exchange Heat Exchanging Element Specially Processed Nonflammable Paper Air Filter Multidirectional Fibrous Fleeces Fan Type Sirocco Fan Fan Speed Ultra High m h 500 500 650 650 800 800 High m h 500 500 650 650 800 800 Low m h 350 300 500 440 670 660 External S...

Page 17: ...s H W D mm 348 988 1140 710 1498 852 710 1498 1140 Heat Exchanging System Air to Air Cross Flow Total Heat Sensible Heat Latent Heat Exchange Heat Exchanging Element Specially Processed Nonflammable Paper Air Filter Multidirectional Fibrous Fleeces Fan Type Sirocco Fan Fan Speed Ultra High m h 1000 1000 1500 1500 2000 2000 High m h 1000 1000 1500 1500 2000 2000 Low m h 870 800 1200 1200 1400 1400 ...

Page 18: ...0 1 2 Operation HRV Units with The Remote Control exclusively for Air Conditioning Operation BRC301B61 11 1 3 Operating The HRV Unit Using The Remote Controller of The VRV System Air Conditioner 13 1 4 Independent Operation of The HRV Unit Using The Centralized Controller DCS302B61 14 ...

Page 19: ... the display Other operations can be performed using the HRV remote controllers Starting and stopping operations of the indoor unit and the HRV unit can be performed using the indoor remote controllers Centralized System When the HRV remote controllers is not connected the Centralized controller controls the operation of the HRV unit When the HRV remote controllers is connected operation can be st...

Page 20: ...an be changed over to Low mode or High mode FRESH UP Low FRESH UP mode FRESH UP High FRESH UP mode For Freshup operation When this indication does not show The volume of outdoor air supplied into the room and that of the room air exhausted outdoors is equivalent For Freshup operation If it is set to Fresh up air supply The volume of outdoor air supplied into the room is larger than that of room ai...

Page 21: ...office hours During this period the cooling or heating load is reduced to bring the room temperature to the set temperature in a short time 7 Indication of centralized control When a remote controller for air conditioners or devices for centralized control are connected to the HRVs this indication may show During this indication appears on the display the ON OFF and timer operation may not be poss...

Page 22: ...s pushed the time advances one hour Each time when is pushed the time goes back one hour 13 Push the button Then the reservation is finished Either or changes from flashing to lighting After the reservation is finished the remaining time is indicated in the display For cancelling the timer operation push the button once again The indication disappears 14 If you press these buttons when using indep...

Page 23: ...ressed the operation mode display changes as shown below example When the FILTER indication appears on the display clean the filter of the HRV unit 1 4 Independent Operation of The HRV Unit Using The Centralized Controller DCS302B61 After selecting the zone where the only the HRV unit operation is desired press the operation mode selector and select VENTILATION The HRV unit can then be operated in...

Page 24: ...SiE71 202 Maintenance 15 Part 4 Maintenance 1 Maintenance 16 1 1 Maintenance for The Air Filter 16 1 2 Maintenance for The Heat Exchange Element 18 ...

Page 25: ...sure to turn off the OPERATION switch and disconnect the power CLEANING FREQUENCY AT LEAST ONCE EVERY TWO YEARS FOR GENERAL OFFICE USE CLEAN THE ELEMENT MORE FREQUENTLY IF NECESSARY 1 Go into ceiling through the inspection hole remove the hanging metals of maintenance cover and take it off VAM150 1000FAVE VAM1500 2000FAVE 1 Maintenance Cover 2 Binding Metal 3 Hanging Metal 1 Maintenance Cover 2 Bi...

Page 26: ... with hand or remove dust with a vacuum cleaner If excessively dirty wash it in water 4 If the air filter is washed remove water completely and allow to dry Air filter for 20 to 30 minutes in the shade When dried completely install the air filter back in place 1 Heat Exchange Element X2 2 Handle 3 Rail 4 Filter 2 1 Heat Exchange Element X4 2 Handle 3 Rail 4 Filter 4 ...

Page 27: ... for The Heat Exchange Element CLEANING FREQUENCY AT LEAST ONCE EVERY TWO YEARS FOR GENERAL OFFICE USE CLEAN THE ELEMENT MORE FREQUENTLY IF NECESSARY 1 Use a vacuum cleaner to remove dust and foreign objects on the surface of the heat exchange element Use the vacuum cleaner equipped with a brush on the tip of the suction nozzle Lightly contact the brush on the surface of the heat exchanging elemen...

Page 28: ...E71 202 Control Functions 19 Part 5 Control Functions 1 Control Functions 20 1 1 List of Control Functions 20 1 2 Explanation of Individual Functions 21 1 3 Layout of switches on Printed Circuit Board 27 ...

Page 29: ...ier output based on temperature controller judgment Note 1 2 5 Pre cool pre heat function Prevents equipment operation for a preset time set time after air conditioner is turned on 2 6 Freshup function Sets motor tap so that supply air fan airflow rate is larger than exhaust air fan airflow rate 2 7 Filter sign function Stores cumulative operation hour data and turns on air filter cleaning indicat...

Page 30: ...on Filter sign reset Stop Heat recovery ventilation unit Ventilation fan motor Damper motor ventilation mode Normal ventilation Total heat exchange ventilation Remote controller indication Operation lamp ON ON Filter sign indicator ON ON HL020 Total heat exchange ventilation Operation Normal ventilation mode selection Air conditioner fan OFF Air conditioner fan ON Air conditioner ON OFF Operation ...

Page 31: ...nd 150 min 3 Others a Heat recovery ventilation unit must be in non operating condition for two consecutive hours or more prior to pre cool pre heat operation b Temperature control mode of the air conditioner must be set to Cool Heat or Dry Note Operation standby indication is displayed only on LCD remote controller of heat recovery ventilation unit Operation Normal ventilation mode selection Pre ...

Page 32: ...troller for air conditioner Allows independent operation of heat recovery ventilation unit from VRV system remote controller during interim periods not possible when direct duct connection is used ON OFF operation is not possible from LCD remote controller of heat recovery ventilation unit Operation Normal ventilation mode selection Air conditioner ON OFF Operation Fan motor Heat recovery ventilat...

Page 33: ...e controller for air conditioner Remote controller for air conditioner Details of setting Mode Setting mode Setting switch No Setting position Operation method 01 02 03 04 05 06 Group No setting for centralized controller individual Field setting 00 30 Refer to P55 Filter cleaning time setting 17 27 0 Approx 2500 hr Approx 1250 hr No counting Refer to P54 Pre cool pre heat On Off setting 2 Off On ...

Page 34: ...g is desired change the setting after installation Indication of ventilation mode Not indication Field setting 18 28 4 Indication No Indication Refer to P54 Fresh up air supply exhaust setting 7 No Indication No Indication Indication Indication Supply Exhaust Supply Exhaust External input terminal function selection between J1 and JC 8 Fresh up Overall alarm Overall malfunction Forced off Fan forc...

Page 35: ...D of the remote controller Setting changes should be made in the following way Mode No 18 group tie up or 28 per each unit Setting switch No 3 Setting position No 03 Air discharge grille Print circuit board External damper Inspection hole EA Exhaust air to outdoors OA Fresh air from outdoors Switch box Supply voltage Connected load capacity 220V 230V 240V Power supply turn ON when total heat excha...

Page 36: ... N H M L P2 P1 F1 F2 J1 J2 JC P2 P1 F1 F2 J1 J2 JC SS1 H M L Dumper VAM1500FJVE and VAM2000FJVE only HC0110 3P034928 2B Terminal No Contents of function Single phase 220 240 V 50Hz Single phase 220 220 V 60Hz Power supply and earth terminal Connection terminal for remote controller for HRV unit This terminal is used to receive information of the indoor unit for interlocked operation This terminal ...

Page 37: ...Control Functions SiE71 202 28 Control Functions ...

Page 38: ...SiE71 202 Circuit Operations 29 Part 6 Circuit Operations 1 Circuit Operations 30 1 1 Circuit Configuration 30 1 2 Circuit Functions 31 ...

Page 39: ...er motor relay Central data transmission interface circuit Remote control signal transmission interface circuit Relay drive circuit Microcomputer oscillation circuit Microcomputer reset circuit Control microcomputer Thermistor interface circuit Thermistor Airflow rate setting switch interface circuit Damper motor limit switch interface circuit Damper motor limit switch External input interface cir...

Page 40: ... relay coils Fan motor damper motor relay Power supply relay for fan motor and damper motor Input Thermistor interface Uses thermistor temperature sensor to detect inside and outside temperatures Airflow rate setting switch interface Used to set airflow rate of main unit when dedicated remote controller is not used External input interface Used to control main unit with external contact point Fres...

Page 41: ...Circuit Operations SiE71 202 32 Circuit Operations ...

Page 42: ... Dedicated LCD Remote Controller 41 1 9 Data Transmission Error Between LCD Remote Controller and Main Unit 42 1 10 Data Transmission Error LCD Remote Controller 43 1 11 Data Transmission Error Between LCD Master Remote Controller and Slave Remote Controller 44 1 12 Field Setting Error 45 1 13 Overlapping Central Control Address 46 1 14 Main Unit PCB Assembly 47 1 15 Dedicated LCD Remote Controlle...

Page 43: ...Overall malfunction P36 64 ON OFF Blinking Inside air thermistor error P37 65 ON OFF Blinking Outside air thermistor error P38 6A ON OFF Blinking Damper system alarm P39 6A Blinking Blinking Blinking Damper system thermistor error P40 U5 Blinking Blinking Blinking Data transmission error between LCD remote controller and main unit P42 U5 OFF Blinking OFF LCD remote controller connection error P43 ...

Page 44: ...onditions When external input terminal J1 JC short circuit during operation Overall Alarm must be set in field setting mode Possible Causes Faulty external device Broken wire Faulty control PCB Troubleshooting Measure resistance between external input terminals J1 JC Is resistance 200 Ω or lower YES YES Remove the cause of error in connected external device Check wires for abnormalities broken wir...

Page 45: ...Conditions When external input terminal J1 JC short circuit during operation Overall Alarm must be set in field setting mode Possible Causes Faulty external device Broken wire Faulty control PCB Troubleshooting Measure resistance between external input terminals J1 JC Is resistance 200 Ω or lower YES YES Remove the cause of error in connected external device Check wires for abnormalities broken wi...

Page 46: ...n table when measuring resistance Thermistor temperature resistance conversion table If measured value deviates significantly from above values thermistor is faulty Use tester to check resistance Remove Indoor air thermistor R1T from X12A 3P on control PCB and measure resistance Is thermistor normal Note 1 YES NO Replace indoor air thermistor If there is no faulty contact replace control PCB HF003...

Page 47: ...n table when measuring resistance Thermistor temperature resistance conversion table If measured value deviates significantly from above values thermistor is faulty Use tester to check resistance Remove outdoor air thermistor R2T from X13A 2P on control PCB and measure resistance Is thermistor normal Note 1 YES NO Replace outdoor air thermistor If there is no faulty contact replace control PCB HF0...

Page 48: ...act in connector including relay connector Faulty control PCB assembly Troubleshooting Note Note 1 Place tester probes on connectors of limit switch Move switch by hand and check continuity If tester indicates 0Ω when limit switch turns on and infinity when it turns off limit switch is normal Place tester probes on connectors of damper motor and check resistance If tester indicates approx 17 kΩ in...

Page 49: ...motor or limit switch Faulty indoor air thermistor Faulty outdoor air thermistor Frosting Broken wire in cable Faulty contact in connector including relay connector Faulty control PCB assembly Troubleshooting Check error record on malfunction history display in service mode Is 64 recorded YES YES YES Take corrective measures specified for damper system error alarm Remove the cause of problem and r...

Page 50: ...eck to see if master slave remote controller is used Check microcomputer operation monitor on main unit PCB Is it flashing YES YES Change master slave selection switch to set proper master slave relation One should be set to Master and the other set to Slave Replace remote controller Replace main unit PCB Is master slave remote controller used HF007 NO NO Master slave selection switch Remote contr...

Page 51: ...inal board Check with power turned on With remote controller cable disconnected voltage between P1 and P2 on terminal board should be approx 16 VDC If measured value is not approx 16 VDC PCB assembly is faulty Connect remote controller cable and disconnect remote controller Voltage at the end of remote controller cable should be approx 16 VDC If measured value is not 16 VDC remote controller cable...

Page 52: ...s not performed correctly for a certain time period Possible Causes Erroneous connection Faulty remote controller setting Faulty remote controller Troubleshooting Is master slave selection switch properly set YES YES Correct wiring Replace remote controller Set one master slave selection switch to Master and set the other to Slave Then turn off power and restart operation Replace either master or ...

Page 53: ...tions When data transmission is not performed correctly for a certain time period Possible Causes Faulty remote controller setting Faulty remote controller Troubleshooting NO NO Is master slave selection switch set to Master YES Is master slave remote control used Is master slave selection switch properly set YES Set master slave selection switch to Master Turn off power then restart Replace remot...

Page 54: ...ventilation unit only Heat recovery ventilation unit air conditioner Wrong Heat recovery ventilation unit only Air conditioner Right Heat recovery ventilation unit air conditioner Heat recovery ventilation unit Wrong Heat recovery ventilation unit air conditioner Heat recovery ventilation unit air conditioner Right Heat recovery ventilation unit air conditioner Air conditioner Right YES YES Check ...

Page 55: ...ote controller microcomputer checks for double setting of addresses Error Generating Conditions When same address is set to two or more units Possible Causes Overlapping of central control address Faulty remote control Troubleshooting Change central control address settings using remote controller Then turn off power and restart Does equipment reset properly YES Replace remote controller End of co...

Page 56: ...replace PCB assembly Is monitor indicator Off YES YES Monitor indicator remains On With remote controller disconnected check microcomputer operation monitor Turn off power then restart Noise may be causing erroneous operation If power reset does not solve the problem replace main unit PCB There may be a malfunction in main unit PCB fuse main unit PCB or power transformer Check fuse and transformer...

Page 57: ...ester check continuity between two wires in cable Is measured value MΩ infinity NO YES With remote controller cable disconnected from main unit PCB check voltage between P1 and P2 on main unit terminal board Is measured value approx 16 VDC NO YES Connect remote controller cable to main unit PCB and disconnect remote controller Check voltage at the end of cable on remote control side Is measured va...

Page 58: ...er Option Check 2 Dedicated LCD remote controller Option Check 3 Dedicated LCD remote controller Option JC J2 J1 F2 F1 P2 P1 HL034 Main unit PCB HL035 JC J2 J1 F2 F1 P2 P1 Main unit PCB P2 P1 HL036 LCD remote controller Remote controller for heat recovery ventilation JC J2 J1 F2 F1 P2 P1 Main unit PCB ...

Page 59: ...stor is faulty Use tester to check resistance NO YES Is resistance as shown below Thermistor is normal Remove thermistor from main unit PCB X12A X13A and check resistance using tester If measured value deviates significantly from values in the table thermistor is faulty HF015 Thermistor temperature Sensor resistance Thermistor temperature Sensor resistance 10ºC or less 108kΩ or more 22ºC Approx 23...

Page 60: ... resistance between secondary side of transformer and case 100 MΩ or higher Insulation resistance between primary side and secondary side of transformer 100 MΩ or higher Check resistance of primary side of transformer Does measured resistance deviate significantly from values shown below YES NO Check resistance of secondary side of transformer Does measured resistance deviate significantly from va...

Page 61: ... resistance and voltage DAMPER MOTOR NO YES YES Is measured value 0 Ω when limit switch turns on and infinity when it turns off Damper motor is normal Place tester probes at connectors of limit switch and check continuity while moving switch by hand Limit switch is faulty Damper motor is faulty HF017 NO Is measured value of EJ type approx 17 kΩ Place tester probes on connectors of damper motor and...

Page 62: ...SiE71 202 Supplementary Explanation 53 Part 8 Supplementary Explanation 1 Supplementary Explanation 54 1 1 Field Setting Service Mode Operation 54 ...

Page 63: ...d setting mode Step 2 Mode No UP Mode No DOWN Use MODE and AIR VOLUME to select desired mode No Step 3 To setting heat recovery ventilation units by group press button and select desired unit No Step 4 Press button to select desired setting switch No Step 5 Press button to select desired setting position No Step 6 Press button to enter settings Step 7 Press button to return to normal mode 4 3 6 1 ...

Page 64: ...ith equipment in normal mode press the button for more than 4 seconds to enter field setting mode Step 2 Mode No UP Mode No DOWN Use MODE and AIR VOLUME to select mode No 00 30 Step 3 Press or button to select Group No Step 4 Press button once to enter settings Step 5 Press button to return to normal mode Field setting mode Mode No Group No 3 4 1 5 HL040 2 ...

Page 65: ...ed fan Mode No 43 Step 1 With equipment in field setting mode press the button for more than 4 seconds to enter service mode Step 2 Mode No UP Mode No DOWN Use MODE and AIR VOLUME to select mode No 43 Step 3 Use to select desired Unit No Step 4 Press button to return to normal mode Unit No 3 2 1 4 HL041 Mode No ...

Page 66: ...to enter service mode Step 2 Mode No UP Mode No DOWN Use MODE and AIR VOLUME to select mode No 45 Step 3 Use to select setting Unit No Step 4 Press or button to select Unit No after reallocation Step 5 Press button once to enter settings Step 6 Press button to return to normal mode Unit No before reallocation Unit No after reallocation 3 4 1 6 5 4 2 HL042 Field setting mode Mode No ...

Page 67: ...type andcooling heating selection privilege Note Note 1 Only master remote controller can display flashing Operation changeover control when cooling heating selection privilege is not set New heat recovery ventilation unit System A Air conditioner VRV system Without selection privilege System B With selection privilege Operation changeover control Remote controller for air conditioner Slave settin...

Page 68: ...0 Sensor data 41 Forced fan ON 43 Individual setting 44 Unit No reallocation 45 Step 1 To field setting mode Press for more than 4 sec Step 2 Mode No selection 1 Mode 00 30 Mode 40 49 Mode 50 59 Press for more than 4 sec Press for more than 4 sec Step 3 Mode No selection 2 Mode No UP Mode No DOWN Step 4 Switch No selection Switch No selection Step 5 Position selection Position selection Step 6 Pos...

Page 69: ...unit LCD LCD is equipped with a new function that graphically displays currently selected ventilation mode as shown below HL045 Ventilation mode Auto Total heat exchange ventilation mode Normal ventilation mode Display OFF in automatic ventilation mode Ventilation mode Total heat exchange Ventilation mode Normal Normal ventilation mode Display can be turned off using field setting 19 29 7 HL046 HL...

Page 70: ...ume Freshup setting changes as follows Inspection Inspection operation is shown below With Freshup Low Low High High Low Freshup High Freshup Without Freshup Function modes change in sequence every time button is pressed HL051 Inspection indication flashes Normal screen Cyclic Unit 0 Error code 00 Inspection HL052 ...

Page 71: ... same group control system However the setting of selected units can be fixed by the following method Example This setting method can be used when a group control system is connected with units having a different airflow capacity from other units in the system 1 Press for more than 4 seconds 2 Set mode No to 44 using or 3 Set unit No using 4 Set airflow volume ventilation mode using 5 Set airflow ...

Page 72: ... Supplementary Explanation 63 Individual Settings Heat Recovery Ventilation Unit Air Conditioner Ventilation Volume Ventilation Mode Airflow Volume Airflow Direction As indicated by LCD As indicated by LCD Low 1 P0 0 High 3 P4 4 Swing 5 ...

Page 73: ...Supplementary Explanation SiE71 202 64 Supplementary Explanation ...

Page 74: ...SiE71 202 Appendix 65 Part 9 Appendix 1 Appendix 66 1 1 Wiring Diagram 66 ...

Page 75: ...te YLW Yellow ORG Orange GRN Green L RED N BLU Q1M Q2M Thermo switch M1F 2 Built in Optional accessories A1P Printed circuit board R1T Thermistor Indoor air Adapter for wiring KRP50 2 C1R C2R Capacitor M1F M2F R2T Thermistor Outdoor air Ry1 Magnetic relay ON OFF F1U Fuse 250V 10A S1W Limit switch Ry2 Magnetic relay Humidifier operation K1R K3R Magnetic relay M1F T1R Transformer Supply 220 240V 22V...

Page 76: ...trol Q1M Q4M Thermo switch M1F M4F Built in Adapter for wiring KRP50 2 A2P Printed circuit board Interface RY1 RY3 Magnetic relay M3F Ry1 Magnetic relay ON OFF C1R C4R Capacitor M1F M4F RY4 RY6 Magnetic relay M4F Ry2 Magnetic relay Humidifier operation F1U F2U Fuse 250V 10A R1T Thermistor Indoor air Remote controller K1R K3R Magnetic relay M1F R2T Thermistor Outdoor air SS1 Selector switch Main su...

Page 77: ...Appendix SiE71 202 68 Appendix ...

Page 78: ...Error LCD Remote Controller 43 Dedicated LCD Remote Controller 41 48 Dedicated Remote Controller 41 Direct duct connection with air conditioner 21 Display OFF in automatic ventilation mode 60 Duct Connection Flange 2 3 E EEPROM 31 Electric heater setting 25 Error Code 60 35 36 Error Code 64 37 Error Code 65 38 Error Code 6A 39 40 Error Code Indication 34 Error Code U5 42 43 Error Code U8 44 Error ...

Page 79: ...ir Conditioning Operation BRC301B61 11 Operation mode selector 14 Outdoor Air 2 3 Outdoor Air Thermistor Error 38 Overall Alarm 35 Overall Malfunction 36 Overlapping Central Control Address 46 P Power ON operation function 20 Power supply circuit 31 Power Transformer 51 Power transformer 31 Pre cool pre heat function 20 Pre cool pre heat On Off setting 24 Pre cool pre heat operations 22 Pre cool p...

Page 80: ...ver function 20 Ventilation mode setting 25 Ventilation Operation Control 21 Ventilation operation control function 20 Ventilation volume Freshup setting changes 61 W When no indication is displayed on remote controller 48 Y Yes No setting for direct duct Connection with VRV system 24 ...

Page 81: ...SiE71 202 iv Index ...

Page 82: ...ntial Setting Changes 26 Essential Wiring 26 Explanation of Functions 26 F Field Setting 59 Function of main connection terminal 27 G General Constructions VAM1000FAVE 2 VAM1500FAVE 3 VAM150FAVE 2 VAM2000FAVE 3 VAM250FAVE 2 VAM350FAVE 2 VAM500FAVE 2 VAM650FAVE 2 VAM800FAVE 2 H HOW TO OPERATE WITH TIMER 12 I Initial setting mode Nos 17 27 18 28 54 Inspection operation 61 L LCD and Operation Panel 6...

Page 83: ...Total heat exchange 60 Ventilation mode changeover 12 Ventilation volume Freshup setting changes 61 W When 88 remains on remote controller display 41 When no indication is displayed on remote controller 48 Wiring Diagram VAM1500FAVE VAM2000FAVE 67 VAM150FAVE VAM250FAVE VAM350FAVE VAM500FAVE VAM650FAVE VAM800FAVE VAM1000FAVE 66 ...

Page 84: ...environment Daikin Europe N V is approved by LRQA for its Quality Management System in accordance with the ISO9001 standard ISO9001 pertains to quality assurance regarding design development manufacturing as well as to services related to the product Daikin units comply with the European regulations that guarantee the safety of the product Zandvoordestraat 300 B 8400 Ostend Belgium Internet http w...

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