Daikin Modular L Smart Service Manual Download Page 21

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ESIE19-06

Part 2. Troubleshooting

2.2. Error based troubleshooting

21/01/20

Version 1.1

Page 21

Modular L Smart

flashing

error

①

(reset remote control)

stop fan operation
(cause of fault)

Exhaust air FAN

②

(address 4)

hall-sensor location detection
error

off

flashing

keep running

fan power measurement retry
Alarm

flashing

error

①

(reset remote control)

stop fan operation
(cause of fault)

power supply error

flashing

error

①

(reset remote control)

stop operation

capacity adaptor setting error

flashing

generic error

flashing

error

②

(recover automati-
cally)

stop operation

error (between control & inv PCB)

flashing

error

①

(reset remote control)

stop fan operation
(cause of fault)

Supply air FAN

①

(address 1)

driver combination mismatch

flashing

error

①

(reset remote control)

stop fan operation
(cause of fault)

Supply air FAN

①

(address 1)

driver setting mismatch

flashing

error

①

(reset remote control)

stop fan operation
(cause of fault)

Supply air FAN

①

(address 1)

EEPROM read abnormality

flashing

error

①

(reset remote control)

stop fan operation
(cause of fault)

Supply air FAN

①

(address 1)

thermistor malfunction abnormal-
ity

flashing

error

①

(reset remote control)

stop fan operation
(cause of fault)

Supply air FAN

①

(address 1) fin

temperature abnormality

flashing

error

①

(reset remote control)

stop fan operation
(cause of fault)

Exhaust air FAN

①

(address 3)

driver combination mismatch

flashing

error

①

(reset remote control)

stop fan operation
(cause of fault)

Exhaust air FAN

①

(address 3)

driver setting mismatch

flashing

error

①

(reset remote control)

stop fan operation
(cause of fault)

Exhaust air FAN

①

(address 3)

EEPROM read abnormality

flashing

error

①

(reset remote control)

stop fan operation
(cause of fault)

Exhaust air FAN

①

(address 3)

thermistor fault abnormality

flashing

error

①

(reset remote control)

stop fan operation
(cause of fault)

Exhaust air FAN

①

(address 3)

fin temperature abnormality

flashing

error

①

(reset remote control)

stop fan operation
(cause of fault)

Supply air FAN

②

(address 2)

driver combination mismatch

flashing

error

①

(reset remote control)

stop fan operation
(cause of fault)

Supply air FAN

②

(address 2)

driver setting mismatch

flashing

error

①

(reset remote control)

stop fan operation
(cause of fault)

Supply air FAN

②

(address 2)

EEPROM read abnormality

flashing

error

①

(reset remote control)

stop fan operation
(cause of fault)

Supply air FAN

②

(address 2)

thermistor malfunction abnormal-
ity

flashing

error

①

(reset remote control)

stop fan operation
(cause of fault)

Supply air FAN

②

(address 2) fin

temperature abnormality

flashing

error

①

(reset remote control)

stop fan operation
(cause of fault)

Exhaust air FAN

②

(address 4)

driver combination mismatch

flashing

error

①

(reset remote control)

stop fan operation
(cause of fault)

Exhaust air FAN

②

(address 4)

driver setting mismatch

Error code

Unit
No.

Error level

Operation state

Cause of error

Main

Sub

Summary of Contents for Modular L Smart

Page 1: ...Service Manual Modular L Smart ESIE19 06 ...

Page 2: ...ge No express or implied warranty is given for the completeness accuracy reliability or fitness for particular purpose of its content and the products and services presented therein Specifications are subject to change without prior notice Daikin Europe N V explicitly rejects any liability for any direct or indirect damage in the broadest sense arising from or related to the use and or interpretat...

Page 3: ...protection device activated 23 2 2 1 3 64 Air return thermistor faulty 24 2 2 1 4 65 Air intake thermistor faulty 24 2 2 1 5 A1 01 PCB abnormality 25 2 2 1 6 A6 00 Fan motor abnormality 25 2 2 1 7 A8 00 Power supply malfunction 25 2 2 1 8 AJ 00 Capacity setting abnormality 26 2 2 1 9 CH 00 CO2 sensor warning 26 2 2 1 10 CJ 00 Remote controller thermistor abnormality 27 2 2 1 11 Smart Gateway 27 2 ...

Page 4: ... 4 1 4 Diagnostics 56 4 1 4 1 General diagnostics 56 4 1 4 2 Electrical maintenance 56 4 1 5 Troubleshooting table 57 4 1 6 Environmental conditions 58 4 1 7 Environmental contamination 58 4 1 8 Noise 58 4 1 9 Ceiling and air duct specifications 58 Part 5 Appendix 61 5 1 Field setting 63 5 1 1 HRV unit 63 5 1 1 1 Configuration 63 5 1 1 2 Modular L Smart performance curves 68 5 1 1 3 About the user...

Page 5: ... Figure 5 3 Size 04 70 Figure 5 4 Size 05 71 Figure 5 5 Size 06 72 Figure 5 6 Size 07 73 Figure 5 7 Size 02 77 Figure 5 8 Size 03 78 Figure 5 9 Size 04 78 Figure 5 10 Size 05 78 Figure 5 11 Size 06 78 Figure 5 12 Size 07 79 Figure 5 13 Legend 80 Figure 5 14 Unit layout Bottom view 80 Figure 5 15 Power supply and fan S fan R size 02 to 05 80 Figure 5 16 Fan S fan R size 06 and 07 81 Figure 5 17 Con...

Page 6: ...ESIE19 06 Page 6 21 01 20 Version 1 1 Modular L Smart ...

Page 7: ...20 Version 1 1 Page 7 Modular L Smart Part 1 Introduction This part contains the following chapters 1 1 Version log Version log 7 Safety precautions 8 General operation 11 How to use 14 Version code Description Date ESIE19 06 Document release 21 01 2020 ...

Page 8: ...phone numbers for obtaining service In Europe EN378 provides the necessary guidance for this logbook 1 2 1 Meaning of symbols 1 2 2 Warnings WARNING Indicates a situation that could result in death or serious injury WARNING RISK OF ELECTROCUTION Indicates a situation that could result in electrocution WARNING RISK OF BURNING Indicates a situation that could result in burning because of extreme hot...

Page 9: ...B WARNING RISK OF BURNING Do NOT touch the refrigerant piping water piping or internal parts during and immediately after operation It could be too hot or too cold Give it time to return to normal temperature If you must touch it wear protective gloves Do NOT touch any accidental leaking refrigerant WARNING Always recover the refrigerants Do NOT release them directly into the environment Use a rec...

Page 10: ...iring may cause electrical shock Make sure to use a dedicated power circuit NEVER use a power supply shared by another appliance Make sure to check the required fuses and or circuit breakers before starting works WARNING After finishing the electrical work confirm that each electrical component and terminal inside the electrical components box is connected securely Make sure all covers are closed ...

Page 11: ...operate forced in heat recovery mode The automatic control logic uses air thermistor on the outdoor air intake and the indoor air return side to control a damper to set unit into heat recovery or bypass the air return The main purpose is reduce the capacity need to cool down when return air is higher than set value or heat up when return air is lower than set value When the HRV unit is equipped in...

Page 12: ...ion 1 3 General operation Page 12 21 01 20 Version 1 1 Modular L Smart 1 Fan 6 Service door 2 Heat exchanger 7 Drain pan panel 3 Pressure differential switches 8 Nylon socket 4 Hinge 9 Main PCB 5 Bypass actuator 10 Smart Gateway ...

Page 13: ...operation 21 01 20 Version 1 1 Page 13 Modular L Smart 1 Filter and pre filter A Supply air 2 Exchanger by pass B Internal air 3 Heat exchanger C Exhaust air 4 Supply fan motor assembly D Fresh air 5 Hanging devices 6 Return fan motor assembly ...

Page 14: ...der is used the Alt Back Arrow keys or the arrow in the top right hand corner of this page can be used to return to the previously viewed page NO YES NO YES N N N N N NO O O O O O Y Y Y Y Y YE E E E E ES S S S S S Is this your 1st encounter with this particular unit I I Is Is Is Is Is t t t t t th h h his with th What do you need to do W Wh Wh Wh Wh Wha at d Is an Error Code displayed I I Is Is Is...

Page 15: ...r The possible causes have been sorted to probability of occurrence and speed of execution 1 4 2 3 The repair chapter The chapter Repair on page 39 handles the removal and replacement of the major components in the product and discusses cleaning methods as well if applicable such as for filters Where applicable refrigerant handling precautions are mentioned for certain actions please consider thes...

Page 16: ...ESIE19 06 Part 1 Introduction 1 4 How to use Page 16 21 01 20 Version 1 1 Modular L Smart ...

Page 17: ...ction or a warning occurs during operation Error codes check 17 Error based troubleshooting 20 Symptom based troubleshooting 31 Component checklist 33 1 Screen 3 menu button 2 Operation lamp 4 cancel button Operation Status Display Abnormal shut down The system stops operating The operation lamp green starts to blink The message Error Press Menu button will appear and blink at the bottom of the sc...

Page 18: ...ion button 1 BRC1E51 BRC1E52 BRC1E53 If the backlight is switched off press once any button so that the backlight is activated 2 BRC1E51 Press and hold the Cancel button for 4 seconds or longer in the Basic screen The Field Settings menu is displayed Press and hold the Cancel button for 4 seconds or longer while the backlight is lit BRC1E52 BRC1E53 Press and hold the Cancel button for 4 seconds or...

Page 19: ...or History screen 5 BRC1E51 In the RC Record screen the last 10 items are displayed in order 1 Latest record 2 Unit no BRC1E52 BRC1E53 In the RC Error History screen the last 10 items are displayed in order 6 BRC1E51 Press the Cancel button in the RC Record screen 3 times The Basic screen returns Press the Cancel button 3 times The Basic screen returns BRC1E52 BRC1E53 Press the Cancel button in th...

Page 20: ...ust air FAN address 3 lock error A6 05 flashing flashing flashing error reset remote control stop fan operation cause of fault Supply air FAN address 2 lock error A6 06 flashing flashing flashing error reset remote control stop fan operation cause of fault Exhaust air FAN address 4 lock error A6 10 flashing flashing flashing error reset remote control stop fan operation cause of fault Supply air F...

Page 21: ...t Exhaust air FAN address 3 driver combination mismatch C6 12 flashing flashing flashing error reset remote control stop fan operation cause of fault Exhaust air FAN address 3 driver setting mismatch C6 15 flashing flashing flashing error reset remote control stop fan operation cause of fault Exhaust air FAN address 3 EEPROM read abnormality C6 16 flashing flashing flashing error reset remote cont...

Page 22: ...ntake thermistor alert 65 02 on off flashing alert keep running out of operation range alarm due to outdoor air thermistor 65 03 flashing flashing flashing error reset remote control stop operation low outdoor temperature opera tion alarm during filter contamina tion function field setting 29 0 04 05 6A on off flashing alert keep running damper alert 6A flashing flashing flashing error recover aut...

Page 23: ...mper motor Replace main PCB Reconnect plug s of power and limit switch damper motor External factor e g electrical noise error disappears after power reset but returns after a while Check for source which could cause elec trical interference Avoid electrical interference Trigger Effect Reset The input signal JC C1 is closed set 28 8 02 or 03 Unit will not stop operating Operation resume with local...

Page 24: ... sensor External factor e g electrical noise error disappears after power reset but returns after a while Check for source which could cause elec trical interference Avoid electrical interference Trigger Effect Reset Air intake sensor abnormal signal Unit will not stop operating Control will use default value for air intake sensor Automatic reset To remove warning from main history push the ON OFF...

Page 25: ... maximum Control will perform some retry to operate fan motor When retries fail unit will stop operating Power reset HRV unit Possible cause Check Corrective action Faulty indoor PCB Check if error still occurs after turning off power and turning it back on again Check if the indoor PCB receives power Check if the HAP LED is blinking in regu lar intervals Check if the correct spare part is install...

Page 26: ...t spare part is installed Adjust capacity adapter when required Mount correct PCB Faulty indoor PCB Check if error still occurs after turning off power and turning it back on again Check if the indoor PCB receives power Check if the HAP LED is blinking in regu lar intervals Check if the correct spare part is installed Check the wiring to indoor PCB Adjust power to the indoor PCB Replace indoor PCB...

Page 27: ...ode Possible cause Check Corrective action HRV unit Electrical components Faulty remote controller thermistor Erase the error record from the remote controller Replace the remote controller External factor e g electrical noise error disappears after power reset but returns after a while Check for source which could cause elec trical interference Avoid electrical interference LED Color LED ON LED O...

Page 28: ...reset but returns after a while Check for source which could cause elec trical interference Avoid electrical interference Trigger Effect Reset Main PCB A1P detects abnormal missing transmission to dual interfaces Unit will stop operating Power reset Possible cause Check Corrective action Combination of 1 or 2 user interfaces does not correspond to the Main Sub set ting on the interfaces Check the ...

Page 29: ...required External factor e g electrical noise error disappears after power reset but returns after a while Check for source which could cause elec trical interference Avoid electrical interference Trigger Effect Reset Main PCB A1P detects multiple HRV units are set same group number in same F1F2 bus Unit keeps operating only warning Power reset if no more duplication of group numbers in same F1F2 ...

Page 30: ... to central control device Reconnect power supply to central control device HRV unit has no more group number set Check group number setting through user interface Set unique group number by user inter face Faulty main PCB Check if the main PCB receives power Check if the HAP LED is blinking in regu lar intervals Check if the correct spare part is installed Check the wiring to main PCB Check volta...

Page 31: ...ntrol BRC or no DCS group number or no external input closed contact Check presence of central control DCS group num bers are found Check presence of central control DCS group num bers are found If no central control device DCS connected wired con trol BRC or external on off contact If only central control no indoor found use wired control BRC to set each indoor group number Root cause category op...

Page 32: ...onent mechanical Low air flow rate Grills on suction or and dis charge changed since start up Check if all grills are in correct position Perform a new auto ESP check function Root cause category component electrical Equipment operates but does perform target air flow rate Incorrect of NG operation of the fan motor s Check operation of fan motor s Replace the fan motor s and or inverter PCB fan mo...

Page 33: ...ist 21 01 20 Version 1 1 Page 33 Modular L Smart 2 4 Component checklist Overview of component checklists 2 4 1 HRV unit 2 4 1 1 Control PCB HRV unit 33 Control PCB 33 Damper motor limit switch 35 Air thermistor 36 Smart Gateway 38 10 8 5 6 7 9 9 2 3 4 1 ...

Page 34: ...or 11 HAP Green LED Item Ref Description Signal Method Remark 1 X27A AC power 230 VAC permanent 2 X35A DC power 16 VDC permanent 3 X70A Communication inverter PCB 0 10 VDC fluctuating 4 X22A X28A Damper motor 230 VAC When damper changes position 5 X5A X6A Limit switch 16 VDC When open status at bypass heat exchange 6 X12A R1T air return ther mistor 0 5 VDC depends on temperature 7 X11A R2T air int...

Page 35: ...rk Measure point motor X22A X28A resistance 12 3 white wires limit switch X15A X6A resistance damper position Hex Byp while damper moving contact closed 0 Ω Connected main PCB power on Part Connector Check method Reference Volt Remark Measure point motor X22A X28A ACV 230 permanent when energized limit switch X15A X6A DCV 16 depends on position damper at HEX Bypass 16 VDC during change 0 VDC Nȍ 0Ω...

Page 36: ...perature see Ther mistor resistance characteris tics on page 36 T C kΩ T C kΩ 20 197 81 20 25 01 19 186 53 21 23 91 18 175 97 22 22 85 17 166 07 23 21 85 16 156 80 24 20 90 15 148 10 25 20 00 Reference point 14 139 94 26 19 14 13 132 28 27 18 32 12 125 09 28 17 54 11 118 34 29 16 80 10 111 99 30 16 1 9 106 03 31 15 43 8 100 41 32 14 79 7 95 14 33 14 18 6 90 17 34 13 59 5 85 49 35 13 04 4 81 08 36 ...

Page 37: ...nent checklist 21 01 20 Version 1 1 Page 37 Modular L Smart 10 39 96 50 7 18 11 38 08 51 6 91 12 36 30 52 6 65 13 34 62 53 6 41 14 33 02 54 6 65 15 31 50 55 6 41 16 30 06 56 6 18 17 28 70 57 5 95 18 27 41 58 5 74 19 26 18 59 5 14 T C kΩ T C kΩ ...

Page 38: ... PE Ground connection 2 J8 PIN NL Main switch connection 3 J14 PIN 1463 Pin 14 connection X22A pin 63 connection X5A 4 DAMP OUT Damper actuator 5 PS4 Return fan dps 6 PS3 Supply fan dps 7 PS2 Return filter dps 8 PS1 Supply filter dps 9 FAN1 Supply air fan 10 FAN2 Return air fan 11 ACS IN Smart Gateway control PCB connection 5 6 4 3 2 1 7 8 9 10 11 ...

Page 39: ... please check the Daikin Business Portal http www mydaikin eu Go to the tab After sales support on the left side and then select Technical support You will then find a button Service tools which gives you an overview on which service tool to use for which product Also additional information on the service tool instruction latest software can be found there Service tools 39 Unit specific repair pro...

Page 40: ...aikin unit via the user interface 2 Switch off the Daikin unit with the field supplied circuit breaker PROCEDURE Removal 1 Loosen and remove the screws that fix the switchbox cover 2 Pull the switchbox cover Figure 3 1 Removing the screws HRV unit 40 Basic removal removing switchbox cover 40 Removing main PCB 42 Removing Smart Gateway 44 Basic removal removing doors and central panel 45 Removing h...

Page 41: ...c repair procedures 21 01 20 Version 1 1 Page 41 Modular L Smart Figure 3 2 Pulling the switchbox cover Installation 1 Proceed in reverse order to fix again the switchbox cover 1 Control PCB 3 Pressure switches 2 Smart Gateway 3 3 1 2 Step 2 ...

Page 42: ... unit with the field supplied circuit breaker PROCEDURE Removal 1 Remove the switchbox cover refer to Basic removal removing switchbox cover on page 40 2 Unplug all connectors from the main PCB X5A X11A X12A X22A X24A X27A X70A N P2 P1 P1 remote controller ensure to move the short circuit jumper on X23A X29A to new PCB 3 Unscrew NE cable from the case 4 Remove clips that fix the board 5 Remove the...

Page 43: ...ESIE19 06 Part 3 Repair 3 2 Unit specific repair procedures 21 01 20 Version 1 1 Page 43 Modular L Smart Installation 1 Proceed in reverse order to fix again the PCB ...

Page 44: ...ikin unit with the field supplied circuit breaker PROCEDURE Removal 1 Remove the switchbox cover refer to Basic removal removing switchbox cover on page 40 2 Unplug all connectors ACS in FAN1 FAN2 PS1 PS2 PS3 PS4 DAMP OUT from the board 3 Remove clips that fix the board 4 Remove the main board from the switchbox Figure 3 3 Removing the Smart Gateway board Installation 1 Proceed in reverse order to...

Page 45: ...ARY ACTIONS 1 Switch off the Daikin unit via the user interface 2 Switch off the Daikin unit with the field supplied circuit breaker PROCEDURE Removal 1 Loosen the 16 screws of the doors and central panel 2 Take the doors off 3 Loosen the 4 drain panel screws 4 Disconnect the syphon for consedate 5 Take the central panel off Figure 3 4 Removing doors and central panel ...

Page 46: ...ESIE19 06 Part 3 Repair 3 2 Unit specific repair procedures Page 46 21 01 20 Version 1 1 Modular L Smart Figure 3 5 Removing the drain panel cover ...

Page 47: ...ESIE19 06 Part 3 Repair 3 2 Unit specific repair procedures 21 01 20 Version 1 1 Page 47 Modular L Smart Installation 1 Proceed in reverse order to fix again the doors and central cover ...

Page 48: ...Y ACTIONS 1 Switch off the Daikin unit via the user interface 2 Switch off the Daikin unit with the field supplied circuit breaker PROCEDURE Removal 1 Remove the black gasket 2 Loosen and remove the screws that fix the heat recovery and the carpentries 3 Pull the heat recovery Installation 1 Proceed in reverse order to fix again the heat exchanger ...

Page 49: ...RELIMINARY ACTIONS 1 Switch off the Daikin unit via the user interface 2 Switch off the Daikin unit with the field supplied circuit breaker PROCEDURE Removal 1 Loosen and remove the 4 screws that fix the fan 2 Remove the cabling transparent tube power supply and signal cables 3 Pull the fan Figure 3 6 Loosen and remove the screws ...

Page 50: ...epair 3 2 Unit specific repair procedures Page 50 21 01 20 Version 1 1 Modular L Smart Figure 3 7 Removing the cabling Installation 1 Proceed in reverse order to fix again the fan 1 Signal cable 2 Power supply cable 2 1 ...

Page 51: ...t have a key that must be removed and held by the operator who will perform the operations until the end of the maintenance itself WARNING It is absolutely prohibited to remove any protections from moving parts and unit protection devices with the machine connected to the mains or operational Adjustments made with safety devices disengaged must be performed by a sin gle person expert and authorise...

Page 52: ...e filters when they have deteriorated in case of alarm Clean the finned surfaces of the heat exchange coils if provided with a jet of com pressed air and soft brush Clean the exchange surfaces of heat recuperators with a jet of compressed air and soft brush Empty and clean the condensate collection basins Visual inspection for corrosion limescale release of fibrous substances any damage abnormal v...

Page 53: ...must be sprayed in the opposite direction to the air flow For the direct expansion system all the coolant in the coils must be collected in the receiver before washing the coil with water This makes it possible to avoid the increase of the pressure and damage to various parts of the pipe keeping the airflow clean For pertinent accessories refer to the enclosed documentation 4 1 2 1 4 Fans The fans...

Page 54: ...lacement or repair before they cause problems to the correct operation of the machine with consequent downtime 4 1 3 2 1 Disposal of used materials waste Definition of waste Waste is any substance and object deriving from human activities or natural cycles that is abandoned or destined to be abandoned Special waste Special waste includes Residues from industrial agricultural artisanal commercial a...

Page 55: ...rrect method of disposal WARNING Waste from the cell filters are to be handled as special waste or harmful toxic depending on their use the sector and the environment in which they are used The logo with the crossed out bin specifies that the product has been placed on the market after 13 August 2005 and that at the end of its useful life it should not be disposed of with other waste but rather mu...

Page 56: ...g the same specifications Check if the thermal protection switch for the motor has been triggered or if its fuses have blown If this has occurred it may be caused by Motor overload due to mechanical problems They need to be solved Incorrect supply voltage Verify the protection trip threshold Malfunction and or short circuits in the motor Identify and replace the failed component 4 1 4 2 Electrical...

Page 57: ...losses superior to the demand Dampers closed Obstructions in the ducts Filters Too dirty Heat exchange coils Too dirty EXCESSIVE AIR FLOW Ducts Load losses inferior to the demand Ducts too big Terminals not installed Machine Filters not inserted Access doors open Dampers not calibrated INSUFFICIENT THERMAL EFFI CIENCY Heat exchange coil Connection of inlet outlet piping Heat exchange coil dirty Ai...

Page 58: ...erceived during operation therefore it is necessary to consider the noise data provided as a point of reference while it is up to the buyer to perform specific sound level measurements at the installation site and during the machine s actual use 4 1 9 Ceiling and air duct specifications The ceiling where you plan to install the machine must be Perfectly flat and without roughness Vibration resista...

Page 59: ...ESIE19 06 Part 4 Maintenance 4 1 HRV unit 21 01 20 Version 1 1 Page 59 Modular L Smart ...

Page 60: ...ESIE19 06 Part 4 Maintenance 4 1 HRV unit Page 60 21 01 20 Version 1 1 Modular L Smart ...

Page 61: ...1 01 20 Version 1 1 Page 61 Modular L Smart Part 5 Appendix This part contains the following chapters Field setting 63 Wiring diagram 80 Component overview of unit 84 Switch box 85 Spare parts list 87 Field information report 88 ...

Page 62: ...ESIE19 06 Part 5 Appendix Page 62 21 01 20 Version 1 1 Modular L Smart This page is deliberately left blank ...

Page 63: ...r L Smart are closed 1 Shortly press a button to turn on the screen light 2 Press and hold the Cancel button a for at least 4 seconds to enter the Service Settings menu 3 Go to Field Settings with the Up Down buttons and press the Menu Enter button b 4 Press the Left Right buttons to highlight the number under Mode 5 Press the Up Down buttons to select the required mode number Result Depending on ...

Page 64: ...ntinuous operation Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 Step 8 2 Supply fan step setting Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 Step 8 Step 9 Step 10 Step 11 Step 12 Step 13 Step 14 Step 15 3 Exhaust fan step setting Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 Step 8 Step 9 Step 10 Step 11 Step 12 Step 13 Step 14 Step 15 4 24 hour ventilation setting Off Run 1 15 28 min ...

Page 65: ...t time extension setting 0 minutes 30 minutes 60 minutes 90 minutes Setting mode Setting switch no Setting description Setting position no Setting position no 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 18 28 0 External signal JC J2 Last command Priority on external input Priority on operation Disable night time free cooling Forced stop 24 hours ventilation On off 1 Setting for direct Power Off O...

Page 66: ...e the closest to the Supply Return Fan RPM provided by DAE Unit Selection software report Set the selected step values on the controller by going to the path Service Settings Field Settings and set the following 19 29 2 Selected_Step_Supply_Fan for the Supply Fan Step from 01 to 15 19 29 3 Selected_Step_Return_Fan for the Return Fan Step from 01 to 15 If both Supply and Return Fan RPM are not pres...

Page 67: ...UH H L UH H L UH H L UH H L SA Fan RPM setting 19 29 2 EA Fan RPM setting 19 29 3 01 2356 1962 1035 2464 1990 1119 2601 2216 1396 2334 1919 1035 02 2424 2033 1116 2529 2077 1190 2655 2280 1464 2396 1978 1097 03 2492 2111 1196 2594 2157 1264 2711 2350 1534 2458 2043 1159 04 2557 2182 1280 2659 2229 1333 2765 2412 1604 2520 2102 1221 05 2622 2253 1364 2725 2309 1404 2822 2477 1676 2579 2167 1283 06 ...

Page 68: ...r L Smart Page 68 21 01 20 Version 1 1 5 1 1 2 Modular L Smart performance curves Figure 5 1 Size 02 Nominal conditions SFPv values are evaluated with F7 and M5 filter respectively for supply and return air side Airflow m h External static pressure Pa ...

Page 69: ...1 Field setting Modular L Smart 21 01 20 Version 1 1 Page69 Figure 5 2 Size 03 Nominal conditions SFPv values are evaluated with F7 and M5 filter respectively for supply and return air side Airflow m h External static pressure Pa ...

Page 70: ...1 Field setting Modular L Smart Page 70 21 01 20 Version 1 1 Figure 5 3 Size 04 Nominal conditions SFPv values are evaluated with F7 and M5 filter respectively for supply and return air side Airflow m h External static pressure Pa ...

Page 71: ...1 Field setting Modular L Smart 21 01 20 Version 1 1 Page71 Figure 5 4 Size 05 Nominal conditions SFPv values are evaluated with F7 and M5 filter respectively for supply and return air side Airflow m h External static pressure Pa ...

Page 72: ...1 Field setting Modular L Smart Page 72 21 01 20 Version 1 1 Figure 5 5 Size 06 Nominal conditions SFPv values are evaluated with F7 and M5 filter respectively for supply and return air side Airflow m h External static pressure Pa ...

Page 73: ...0 100 300 100 600 100 600 100 RPM RPM RPM RPM 2889 2853 2360 2387 17 27 4 01 17 27 4 01 19 29 2 07 19 29 3 04 19 29 2 07 19 29 3 04 Size 04 Size 05 Supply Exhaust Supply Exhaust Volume Flow Rate ESP Volume Flow Rate ESP Volume Flow Rate ESP Volume Flow Rate ESP 1200 100 1200 100 1500 100 1500 100 RPM RPM RPM RPM 2891 2913 2479 2529 17 27 4 02 17 27 4 02 19 29 2 09 19 29 3 07 19 29 2 08 19 29 3 06 ...

Page 74: ...is 10 C which is out of the operation range Setting 19 29 0 05 CANNOT be configured if the outside temperature is 5 C In this case error 65 03 is shown and the unit stops working Change the setting to 19 29 0 04 The setting CANNOT be configured if there are alerts or errors present If booster fans are used you can ONLY configure setting 19 29 0 03 You can configure settings 19 29 0 04 and 19 29 0 ...

Page 75: ...to change the setting to Low or High and press the Menu Enter button to confirm To select ventilation mode Ventilation mode is used when cooling or heating is unnecessary so only the heat reclaim ventilation units are operating 1 Press the Operation Mode Selector button several times until the ventilation mode is selected list To change the ventilation mode 1 Press the Menu Enter button to display...

Page 76: ... basic screen and the operation lamp blinks If a warning occurs ONLY the error icon blinks and the operation lamp does NOT Press the Menu Enter button to display the error code or warning and contact information The error code blinks and the contact address and model name appear as shown below In this case notify your Daikin dealer about the error code Mode Description Auto mode Using information ...

Page 77: ...tamination A8 Power supply malfunction AJ Capacity setting malfunction C0 Generic error C1 Fan communication error C6 Malfunction of fan motor sensor or fan control driver CH CO2 sensor warning US Transmission error between the unit and user interface U8 Transmission error between main user interface and sub user interface UA Wrong user interface installed UC Repeated central address UE Transmissi...

Page 78: ...ESIE19 06 Part 5 Appendix 5 1 Field setting Modular L Smart Page 78 21 01 20 Version 1 1 Figure 5 8 Size 03 Figure 5 9 Size 04 Figure 5 10 Size 05 Figure 5 11 Size 06 m h Pa m h Pa m h Pa m h Pa ...

Page 79: ...ESIE19 06 Part 5 Appendix 5 1 Field setting Modular L Smart 21 01 20 Version 1 1 Page79 Figure 5 12 Size 07 m h Pa ...

Page 80: ...ply and fan S fan R size 02 to 05 4 3 1 2 ROOM AIR SUPPLY AIR FRESH AIR EXHAUST AIR Right connection Left connection 3 4 2 1 FRESH AIR EXHAUST AIR ROOM AIR SUPPLY AIR EXTERNAL POWER SUPPLY 230V 1ph 50 60Hz GND 0 10V GND 0 10V COM NC COM NC UNIT SIZE Q1DI EXTERNAL 02 to 05 2P 230 400Vac 13A type F C 10kA IǻQ 300mA 06 07 2P 230 400Vac 16A type F C 10kA IǻQ 300mA UNIT SIZE N FANS AMPS 02 MAX UNIT AMP...

Page 81: ...C RELAY SWITCHING POWER SUPPLY R1T THERMISTOR INDOOR AIR R2T THERMISTOR OUTDOOR AIR R3T THERMISTOR PTC X1M TERMINAL X2M TERMINAL OUTSIDE INPUT V1R DIODE BRIDGE Z1F NOISE FILTER SS1 SELECTOR SWITCH FOR DETAIL OF CONNECTION SEE ATTACHED MANUAL OF THE OPTION KIT X14A CONNECTOR COɑ SENSOR X24A CONNECTOR OUTSIDE DAMPER X33A CONNECTOR CONTACT PCB X35A CONNECTOR APPENDICES PCB t t X27A X38A X14A X33A X5A...

Page 82: ...mart Gateway 5 2 1 7 Tag list Figure 5 19 Tag list PS2 J1 PS2 PS1 PS1 J11 0 10V GND J13 0 10V GND ACS OUT J18 J17 ACS OUT ACS IN ACS IN 1 PS4 J4 2 PS4 1 PS3 2 PS3 NC J16 CO NO 1 J14 4 6 3 J8 N L J3 PE 1 5 9 7 IN IN OUT TR1 OUT 1 2 3 ON J7 J5 Jumper for firmware upgrade USB Device Port 1 2 1 2 1 2 3 BELIMO CM230 R 1 3 1 3 1 2 ...

Page 83: ...panel layout Size 02 to 05 Size 06 07 Size 02 to 05 Size 06 07 Size 02 to 05 Size 02 to 05 Size 02 to 05 Size 06 07 Size 06 07 JUMPER PRESENT ONLY FOR SIZE 2 Ɣ Ɣ NOT PRESENT FOR SIZE 2 Ɣ Ɣ Ɣ Ŷ Ŷ Ŷ A1P SMART FAN1 4G1 5 POWER FAN1 4X0 5 SIGNAL SECTION A A Disconnector shaft QS1 R1T FAN2 4X0 5 SIGNAL FAN2 4G1 5 POWER R2T PS3 PS1 PS4 PS2 AS SS1 FM12 FM1A B FM2A B F1 PE CTRL Z Q Q PS5 OP ...

Page 84: ...Smart Page 84 21 01 20 Version 1 1 5 3 Component overview of unit 5 3 1 HRV unit Item Part description 1 Fan 2 Heat exchanger 3 Pressure switch 4 Hinge 5 Bypass actuator 6 Service door 7 Drain pan panel 8 Nylon socket 9 Main PCB 10 Smart Gateway 1 2 3 4 5 6 6 7 8 9 10 ...

Page 85: ...Version 1 1 Page85 5 4 Switch box 5 4 1 HRV unit Figure 5 22 Smart Gateway Item Part description 1 Control PCB 2 Smart Gateway 3 Pressure differential switches Item Part description PS1 Supply filter PS2 Return filter PS3 Supply fan PS4 Return fan PS5 Defrost 3 3 1 2 ...

Page 86: ...ESIE19 06 Part 5 Appendix 5 4 Switch box Modular L Smart Page 86 21 01 20 Version 1 1 Figure 5 23 Control PCB ...

Page 87: ... 6 Hinge Hinge AHCR095IZAMNERO 4 4 6 6 8 8 7 Bypass actuator Actuator modulating 24V AHAT MODUL CM24SRTR 1 1 1 1 1 1 8 Service door Service door original AHPNMLDR02BSP 2 9 AHPNMLDR03BSP 2 AHPNMLDR0405BSP 2 2 AHPNMLDR0607BSP 2 2 Service door with aluminium socket Service door new AHPNMLDR02NSP 2 AHPNMLDR03NSP 2 AHPNMLDR0405NSP 2 2 AHPNMLDR0607NSP 2 2 Drain pan panel Centre panel with drain pan orig...

Page 88: ...ESIE19 06 Part 5 Appendix 5 6 Field information report Modular L Smart Page 88 21 01 20 Version 1 1 5 6 Field information report See next page ...

Page 89: ... information is required Please fill out the following form before contacting your distributor FIELD INFORMATION REPORT Key person info Name Company name Your contact details Phone number E mail address Site address Your reference Date of visit Claim info Title Problem description Error code Trouble date Problem frequency Investigation steps done Insert picture of the trouble Current situation sol...

Page 90: ...nfo r e b m u n l a i r e S e m a n l e d o M e t a d g n i n o i s s i m m o c n o i t a l l a t s n I e c a f r e t n i r e s u n o i s r e v e r a w t f o S e m u l o v r e t a w m u m i n i M Air flow m h ESP Pa Additional accessories fitted silencers coil section filters others Provide pictures of the field settings overview viewable on the user interface ...

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Daikin Modular L Smart, Service Manual

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