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Daikin EDLQO5CAV3, Service Manual

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Daikin EDLQO5CAV3 Service Manual Download Page 123

ESIE15-08B

 

| 

Part 3. Repair

2. Unit specific repair procedures Monobloc CA

19/07/16

Page 123

Daikin Altherma Monobloc CA

Figure 15 - Removing the PCB assembly inverter - 2

Installation

1.

Apply Heat sink compound (Part number 999308P) to the components that touch the heat sink.

2.

Proceed in reverse order.

1. Screw

6. S80

2. U

7. PCB2 assembly inverter

3. V

8. Screw

4. W

9. PCB2

5. S70

10. Heat sink

5

6

9

10

8

4

3

2

7

1

1

7

1

Summary of Contents for EDLQO5CAV3

Page 1: ...Daikin Altherma Monobloc CA ESIE15 08B Service Manual EBLQO5 O7CAV3 EDLQO5 O7CAV3 EKCB07CAV3 EK2CB07CAV3 EKMBUHCA3V3 EKMBUHCA9WA...

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...

Page 3: ...n operation error 21 2 4 AJ 03 Domestic hot water heat duration is too long warning 21 2 5 A1 00 Zero cross detection problem 22 2 6 A1 01 Hydro PCB A1P abnormality 22 2 7 A5 00 Freeze up prevention r...

Page 4: ...mission 42 2 53 U5 00 Transmission error between user interface and hydro PCB A1P 43 2 54 U7 00 Transmission malfunction between outdoor unit main PCB and inverter PCB 43 2 55 7H 01 Water flow abnorma...

Page 5: ...ion valve Y1E 97 5 8 4 way valve Y1R 99 5 9 Inverter PCB2 101 5 10 Fan motor 103 Part 3 Repair 105 1 General Repair procedures 105 1 1 Refrigerant handling procedures 105 1 1 1 Refrigerant recovery 10...

Page 6: ...2 2 Checking the pressure relief valve hose 135 2 3 Checking the pressure relief valve of Space Heating circuit 136 2 4 Checking the relief valve of the Domestic Hot Water tank field supply 136 2 5 C...

Page 7: ...PCB assembly main 2 121 Removing the PCB assembly inverter 2 123 Thermistor location 124 Removing the compressor 126 Removing the 4 way valve coil 127 Removing the 4 way valve 128 Removing the high pr...

Page 8: ...ESIE15 08B Page 8 19 07 16 Daikin Altherma Monobloc CA...

Page 9: ...at an accessible place at the product Instructions for shutting down the system in case of an emergency Name and address of fire department police and hospital Name address and day and night telephon...

Page 10: ...rom possible damage cause by service works WARNING Wear adequate personal protective equipment protective gloves safety glasses when installing maintaining or servicing the system WARNING Tear apart a...

Page 11: ...before you can touch electrical components For the location of the terminals refer to Wiring diagram on page 144 Do NOT touch electrical components with wet hands Do NOT leave the unit unattended whe...

Page 12: ...Check the system for leaks after each repair modification of the water side Check drainage system s after repairs Be careful when tilting units as water may leak INFORMATION Make sure refrigerant pip...

Page 13: ...Figure 1 General operation of the Daikin Altherma low temperature heat pump In the refrigerant circuit there is a compressor which will increase the pressure and thus increase the temperature of the r...

Page 14: ...e domestic hot water function is activated the 3 way valve will switch over to the domestic hot water tank and space heating side is closed Domestic hot water and space heating cannot be active simult...

Page 15: ...en Adobe Acrobat Reader is used the Alt Back Arrow keys 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 enco...

Page 16: ...pair The possible causes have been sorted to probability of occurrence and speed of execution 4 2 3 The repair chapter The chapter Repair on page 105 handles the removal and replacement of the major c...

Page 17: ...roblem All errors are listed in the Error History 6 3 1 which is only visible when in installer level 2 Warning not a severe problem but might lead to an error in case it occurs a number of times with...

Page 18: ...nterface can remember up to 20 error codes They are split up in an error history list which only lists errors and a warning history list which lists warnings and some cautions Both lists are always vi...

Page 19: ...n box 40 UA 60 PCB combination malfunction 40 U0 Refrigerant shortage 41 U7 00 Transmission malfunction between outdoor unit main PCB and inverter PCB 43 UF 00 Communication error between hydro PCB A1...

Page 20: ...tank clixon Incorrect parameter of solar pump station Check maximum tank temperature of solar pump station Set maximum tank temperature to a reason able value Air in water circuit Booster heater Chec...

Page 21: ...on PCB A4P Check PCB A4P see page 86 Check if the correct spare part is installed Replace extension PCB A4P when required Booster heater not allowed Check all electrical heater related settings e g 4...

Page 22: ...ng Via power reset via user interface Possible cause Check Corrective action Faulty hydro PCB A1P Check if the alive led is blinking in regular intervals Check if the correct spare part is installed C...

Page 23: ...e user interface or replace hydro PCB A1P when required Trigger Effect Reset Flow sensor still detects a water flow after 45 seconds when pump has stopped Unit will stop operating Manual reset via use...

Page 24: ...eplace the wire harness when required Trigger Effect Reset Thermistor detects an abnormal value open or short circuit Unit will stop operating Auto reset when problem is solved Possible cause Check Co...

Page 25: ...lled Check if hydro PCB A1P receives power Adjust the power to the PCB Replace hydro PCB A1P when alive led is not blinking in regular intervals Adjust software of hydro PCB A1P or install correct spa...

Page 26: ...virgin refriger ant Non condensables in refrigerant Check for non condensables in refriger ant In case of suspicion of non condensables recover vacuum and recharge with virgin refrigerant Refrigerant...

Page 27: ...uit is clogged HP LP 0 26 MPa Check for possible blockage blockages can be checked by measuring the refriger ant pipe temperature Sudden drop in temperature could indicate a blockage remark this is no...

Page 28: ...Check Corrective action Faulty fan motor Check fan motor see page 103 Check fan motor connection and wiring Replace fan motor when required Adjust wiring when required Faulty outdoor inverter PCB Che...

Page 29: ...ty thermistor on outdoor Check thermistors on outdoor see page 70 Replace thermistors when required see page 124 Faulty pressure sensor outdoor main PCB Check pressure sensor see page 94 Replace the p...

Page 30: ...ion space is not large enough Check if the installation space is conform with regulations Refer to Installer Refer ence Guide Adjust installation space when required Faulty fan motor Check fan motor s...

Page 31: ...Faulty power supply conditions are detected before or right after compressor start up Supplied voltage is too high or too low Compressor current doesn t run when te compressor is started Unit will st...

Page 32: ...sure switch see page 96 Replace the high pressure switch see page 129 Stop valve is closed Check if stop valve is open Open stop valve when required Faulty outdoor main PCB Check if the alive led is b...

Page 33: ...ck expansion valve operation liquid back issue Check refrigerant charge see page 106 check for leaks Replace the compressor when required see page 125 Investigate the reason of breakdown Replace expan...

Page 34: ...ps operating Auto reset when problem is solved Possible cause Check Corrective action Faulty discharge thermistor Check discharge thermistor see page 88 Replace discharge thermistor when required see...

Page 35: ...ctive action Faulty intermediate heat exchanger ther mistor R6T Check thermistor R6T see page 88 Replace thermistor R6T when required see page 124 Faulty outdoor main PCB Check if the alive led is bli...

Page 36: ...vals Check if the correct spare part is installed Check if the outdoor main PCB receives power Adjust the power to the outdoor main PCB Replace outdoor main PCB when alive led is not blinking in regul...

Page 37: ...r the leak and charge the correct amount of refrigerant Trigger Effect Reset Outdoor inverter PCB detects overcurrent to power transistor Unit will stop operating Manual reset via user interface Possi...

Page 38: ...ansion valve when required see page 131 Fix the possible leak Faulty outdoor inverter PCB Check outdoor inverter PCB see page 101 Check if the alive led is blinking in regular intervals Check if the c...

Page 39: ...ring connect ing the outdoor and indoor unit Refer to the Installer Reference Guide Trigger Effect Reset Communication between hydro PCB A1P and control box has failed Unit will stop operating Manual...

Page 40: ...e correct spare part is installed Replace extension PCB A4P when required Faulty wiring between control box and option box Check in control box X5A X1M Terminals for wiring Check in option box X5A X1M...

Page 41: ...eplace the blocked part Trigger Effect Reset 1 Outdoor main PCB detects maximum opening expansion valve and discharge superheat 50 C for 5 minutes 2 4 times a secondary current drop for 5 minutes unit...

Page 42: ...oor main PCB for a certain time Unit will stop operation Auto reset Possible cause Check Corrective action Power supply is not OK imbalance 10 Check power supply for voltage fluctua tions 10 Voltage f...

Page 43: ...d error happens again after awhile Check for source which could cause elec trical interference Trigger Effect Reset Malfunction of connection between outdoor unit main and inverter PCB Unit will stop...

Page 44: ...water quality and possible source of dirt Faulty 3 way valve integrated EKSWW U EKHWS U EKHWE Check 3 way valve see page 84 Replace 3 way valve when required Faulty shut off valve or tank thermostat Q...

Page 45: ...ual reset via user interface Possible cause Check Corrective action See possible cause for 7H 01 Focus error handling on cooling circuit Trigger Effect Reset Outlet backup heater thermistor detects te...

Page 46: ...r intervals Adjust software of hydro PCB A1P or install correct spare part when required Trigger Effect Reset Entering water thermistor R4T detects an abnormal value open or short circuit Unit will st...

Page 47: ...PCB A1P or install correct spare part when required Refrigerant shortage Check for refrigerant shortage see page 106 Perform leak test If charge is lower than indicated on name plate check for leaks...

Page 48: ...upted but unit will continue operation Auto reset when problem is solved Warning might result to 89 01 error if it occurs 3 times R2T measures 6 C during defrost Units stops after guard timer of compr...

Page 49: ...ring is wrong 63 Water volume flow related 64 Possible failures Root cause Check Corrective action Root cause category software control Compressor M1C frequency limited high discharge tem perature pro...

Page 50: ...y exe cuted Daylight Saving Time not set correctly Check Daylight Saving Time settings Set Daylight Saving Time according to operation man ual Schedules not activated Schedules were not con firmed ref...

Page 51: ...ing Component failure Check backup heater see page 65 Replace backup heater Deviation of backup heater outlet thermistor will influence the backup heater control Deviation of thermistor higher tempera...

Page 52: ...not switch correctly between space heat ing connection and domestic hot water connection 3 way valve incorrectly mounted Check the 3 way valve see page 84 Correct the position of the 3 way valve Root...

Page 53: ...ntrol is acti vated Domestic hot water not acti vated Check if domestic hot water heating is activated Root cause category parameter setting Setting domestic hot water operation mode 6 0D not set opti...

Page 54: ...omestic hot water will go thermo off when reheat setpoint setting 6 0C is reached Domestic hot water will go thermo on when reheat setpoint setting 6 0C 10 C is reached In case reheat setpoint is high...

Page 55: ...omponent electrical Hydro PCB A1P not opera tional No power supply Faulty transformer TR1 PCB malfunction Confirm if a small green led is blinking in regular intervals Confirm power supply towards PCB...

Page 56: ...temperature sensor Compare temperature meas ured by user interface with actual room temperature In case of deviation the room temperature offset can be adjusted through setting 2 0A Possible failures...

Page 57: ...Request 2 Refer to installer reference guide for applicable value Setting disinfection operation day 2 00 was set to 0 each day Setting disinfection operation day 2 00 was set to 0 each day Check sett...

Page 58: ...ircuit for block ages Remove possible blockages and check the water quality Root cause category component mechanical Water pump mechanical prob lem Internal pump friction Check water pump see page 73...

Page 59: ...e reducing valve Possible failures Root cause Check Corrective action Root cause category installation Extreme formation of anode residue Water quality and composition of the water chlorides con ducti...

Page 60: ...he discharge temperature is lower than 105 C the frequency can increase again Activation of the protection function can be caused by var ious reasons therefore we recommend to check the fol lowing Che...

Page 61: ...water flow rate registered by flow sensor Check water side plate type heat exchanger for blockage see page 77 If required replace the water plate type heat exchanger Check the water quality Root caus...

Page 62: ...rm setting F 0 Adapt setting F 0 if required factory setting F 0 1 Possible failures Root cause Check Corrective action Root cause category component electrical Hydro PCB A1P not opera tional No power...

Page 63: ...efrost due to too strong wind snow Outdoor unit installation must be protected from weather wind snow Refer to Installer Reference Guide for correct installation Possible failures Root cause Check Cor...

Page 64: ...m an air purge refer to Installer Reference Guide Water pressure is 1bar Check the water pressure on the manometer Add water when required until water pressure is 2 bar Expansion vessel is broken Chec...

Page 65: ...ply Pump 73 Water pump M2P DHW pump 75 Plate type heat exchanger 77 Thermal protector backup heater Q1L 79 Water flow sensor B1L 81 3 way valve M3S 84 Extension PCB A4P 86 Technical specification Desc...

Page 66: ...eater step 1 2 in Menu 6 5 Actuators status must be 6 5 3 BUH step 1 ON 6 5 4 BUH step 2 ON 5 Measure the voltage Check if field installed circuit breaker Q1D1 tripped Check if the overcurrent fuse F1...

Page 67: ...K2M K5M if installed 4 Set the Megger voltage to 500 VAC 5 Connect the Megger ground test lead directly to the backup heater ground wire see red arrow below 3 kW 6 kW 6 kW 9 kW 1 230 V 1 230 V 3N 400...

Page 68: ...e 68 19 07 16 Daikin Altherma Monobloc CA 6 Measure the leak current between K1M 1 earth single phase or K1M 1 earth K1M 3 earth K1M 5 earth K2M 1 earth K2M3 earth K2M5 earth three phase 7 The measure...

Page 69: ...c hot water 7 Measure the voltage on connector X4M pin 1 neutral and measure the voltage on X4M pin 3 neutral if no 230 VAC is present in both measurements clixon Q2L Q3L tripped reset Q2L Q3L Technic...

Page 70: ...escription 2 different types of thermistors are used the resistance vs temperature charac teristic for each type is shown in Table 2 5 on page 90 The thermistors are used to measure the temper ature a...

Page 71: ...2 9 If the measured resistance does not match the listed value the thermistor must be replaced refer to Replacing a thermistor on page 124 E g thermistor R4T A1P Measured temperature with contact ther...

Page 72: ...7 8 9 62 54 59 43 56 49 53 71 51 09 48 61 46 26 44 05 41 95 21 22 23 24 25 26 27 28 29 23 91 22 85 21 85 20 90 20 00 19 14 18 32 17 54 16 80 41 42 43 44 45 46 47 48 49 10 21 9 81 9 42 9 06 8 71 8 37...

Page 73: ...aikin Altherma Monobloc CA via the user interface 2 Switch off the Daikin Altherma Monobloc CA with the field supplied circuit breaker 3 Remove the hydrobox top plate assembly refer to Removing the hy...

Page 74: ...ording to its setting Blinks green fast PWM model Pump in stand by Normal operation Blinks red green Pump in operation but stopped Pump will restart after fault is solved Undervoltage U 160 V or overv...

Page 75: ...ater circuit check pump for leaks Replace the seal if the water pump leaks 1 Switch off the Daikin Altherma Monobloc CA via the user interface 2 Switch off the Daikin Altherma Monobloc CA with the fie...

Page 76: ...07 16 Daikin Altherma Monobloc CA 6 Measure the voltage on terminal strip X8M pin 8 9 in the control box if no 230VAC 10 is measured replace PCB A1P 7 If 230VAC 10 is present on n terminal strip X8M p...

Page 77: ...mperature difference of 5 to 10 C is acceptable if the temperature difference exceeds 10 C the heat exchanger s efficiency is too low and could indicate partial blockage Check 1 1 Check the water mano...

Page 78: ...3 Refer to the nameplate for the correct charge If less than the indicated charge is recovered a pressure test must be performed 4 Pressurize the refrigerant circuit with Nitrogen at 40 bar 5 Check th...

Page 79: ...Heat the water and measure the temperature of the water The thermal protector backup heater Q1L must trip at approximately 92 C Technical specification Description The thermal protector backup heater...

Page 80: ...ter Q1L 6 Measure the circuit breakers between Q1L terminals 11 12 Q1L terminals 21 22 and Q1L terminals 31 32 all circuit breakers must be closed 7 If one or more measurements fail replace the therma...

Page 81: ...pump A 7 4 6 5 On the user interface select Flow Rate 6 1 8 6 The displayed flow rate must be between 5 and 40 l minute Technical specification Description The water flow sensor output signal versus...

Page 82: ...replace the water flow sensor B1L if the measured voltage does not correspond with the displayed flow on the user interface replace PCB A1P 8 Measure the voltage on X4A pin 3 blue pin 4 brown flow sen...

Page 83: ...flow rate must be between 12 and 40 l minute 7 Measure the voltage on X45A pin 1 3 If 230 VAC is measured but no flow is displayed replace the flow switch S1L If no 230 VAC is measured remove connect...

Page 84: ...therma Monobloc CA and activate domestic hot water 7 Measure the voltage between X26A pin 1 2 on PCB A1P if no 230 VAC is present check fuse FU1 on PCB A1P replace if blown Check the voltage between X...

Page 85: ...ust have a much lower temperature 13 If one or both checks above are not OK remove the 3 way valve motor from the 3 way valve 14 Set the 3 way valve manually in the Domestic Hot Water position 15 Usin...

Page 86: ...ox cover 6 LED If LED 5 is blinking communication error between PCB A4P and PCB A1P Check connectors on PCB Check connection between PCB A4P X10A and A6P X10A Check connection between PCB A2P X1A and...

Page 87: ...g 4 Component checklist Water Circuit 19 07 16 Page 87 Daikin Altherma Monobloc CA LED INFORMATION LED 1 blinks when Ethernet cable is connected to PCB A4P LED 4 is on when SD card is connected to PCB...

Page 88: ...ecker Extranet Software downloads D checker Driver for D checker Extranet Software downloads Heating products USB driver Thermistors 88 Compressor M1C 91 Muffler 93 Pressure sensor S1NPH 94 High press...

Page 89: ...ure the temperature of the thermistor using a contact thermometer 6 Unplug the connector from the appropriate PCB and measure the resistance between the pins listed in Table 2 5 on page 90 Compare the...

Page 90: ...CB1 S90 3 4 Heat exchanger R3T PCB1 S90 1 2 Air T C k T C k T C k T C k T C k 20 197 81 0 65 84 20 25 01 40 10 63 60 4 87 19 18 17 16 15 14 13 12 11 186 53 175 97 166 07 156 80 148 10 139 94 132 28 12...

Page 91: ...tch off the Daikin Altherma Monobloc CA via the user interface 2 Switch off the Daikin Altherma Monobloc CA with the field supplied circuit breaker 3 Remove the hydrobox top plate assembly refer to Re...

Page 92: ...s U V and W from the compressor 12 Measure the compressor motor windings U V V W and U W all measurements must read 1 7 13 Megger the compressor using 500 or 1000 V DC the insulation must be higher th...

Page 93: ...late assembly refer to Removing the front plate assembly on page 113 5 Remove the compressor insulation 6 Power the outdoor unit and activate space heating or domestic hot water 7 After the compressor...

Page 94: ...efer to Removing the top plate on page 112 6 Remove the front plate assembly refer to Removing the front plate assembly on page 113 7 Open the compressor insulation 8 Connect a pressure gauge to the h...

Page 95: ...across connector S60 pin 4 3 if not replace PCB1 refer to Replacing the PCB1 main on page 119 In case all 3 checks above are OK but still no voltage is measured between X17 pin 1 3 replace the pressu...

Page 96: ...asure the switch contacts between S40 pin 1 and 2 the switch must be open 12 Replace the high pressure switch S1PH if the contact is not open refer to Replacing the high pressure switch S1PH on page 1...

Page 97: ...valve Y1E clockwise closing and counterclockwise opening 9 If it is not possible to open the expansion valve Y1E with the magnet the expansion valve Y1E is blocked and the expansion valve Y1E body mus...

Page 98: ...embly refer to Removing the front plate assembly on page 113 5 Disconnect the connector S20 from PCB1 6 Measure the 4 electromagnet windings S20 red white red orange red yellow and red blue All windin...

Page 99: ...mperature after the plate type heat exchanger drops proceed with step 10 If the temperature after the plate type heat exchanger rises the 4 way valve is stuck in heating position replace the 4 way val...

Page 100: ...sured directly on the PCB does not range 220 240 VAC replace PCB1 refer to Replacing the PCB1 main on page 119 If the voltage measured directly on the PCB does range 220 240 VAC replace the 4 way valv...

Page 101: ...sembly on page 113 7 Open the compressor insulation refer to Removing the compressor sound insulation on page 114 8 Remove the terminal cover 9 Measure the voltage on S70 pin 7 4 and wait until it dro...

Page 102: ...ter test 14 Check that all LEDs on the Inverter Analyzer are lit if not replace the inverter board refer to Replacing the PCB2 inverter on page 122 15 Switch off the Daikin Altherma Monobloc CA with t...

Page 103: ...on page 115 8 Check the motor friction only perform electrical check if motor runs with low friction Replace fan motor if friction is abnormal refer to Replacing the DC fan motor assembly on page 116...

Page 104: ...on ON signal 2 Measure the voltage on S70 pin 4 7 If the measured voltage does not equal 300 VDC 30 VDC disconnect S70 and check the inverter PCB2 refer to Inverter PCB2 on page 101 If the inverter PC...

Page 105: ...mount factory additional where required of refrigerant is charged after repair Make sure to use the appropriate equipment and tools according to the refrigerant and unit type Charge non azeotropic ref...

Page 106: ...manifold Valve recovery unit Valve bottle Operate Purpose OS L V H BYP RC1 RC2 RC3 RB VP RU Connections C C C C C C C Rec C Vacuuming C O O O O O O Rec C End vacuuming C O C O C O O Rec O Recover liqu...

Page 107: ...move the valve lid from liquid stop valve and gas stop valve 2 Carry out forced cooling operation by pressing SW3 on the service PCB 3 After 5 10 min after only 1 2 min in case of very low Ta 10 C clo...

Page 108: ...pipe walls and cause cracking of the pipe Make sure the flare has the correct size use a flare gauge Make sure no particles remain in the piping Apply refrigerant oil on the inner surface of the flar...

Page 109: ...ght be necessary to apply some heat sink compound 2 Figure 3 Required products 1 4 Tools 1 4 1 Required special tooling when servicing the Daikin Altherma Monobloc CA Daikin strongly recommends to use...

Page 110: ...d remove the 3 screws 1 that fixe the hydrobox top plate 2 to the hydrobox 4 Lift the hydrobox top plate assembly 2 and remove it from the hydrobox Figure 5 Removing the hydrobox top plate assembly CA...

Page 111: ...f the Daikin Altherma Monobloc CA via the user interface 2 Switch off the Daikin Altherma Monobloc CA with the field supplied circuit breaker 3 Loosen and remove the 3 screws 1 that fix the hydrobox f...

Page 112: ...s the top plate 2 to the heat exchanger 4 Loosen and remove the 2 screws 3 that fix the top plate 2 and the hydrobox top plate holder 5 to the right side plate assembly remove the hydrobox top plate h...

Page 113: ...ly 2 to the top plate support 5 Loosen and remove the 2 screws 4 that fix the front plate assembly 2 to the bottom frame 6 Loosen and remove the screw 5 that fixes the front plate assembly 2 to the pa...

Page 114: ...th the field supplied circuit breaker 3 Remove the front plate assembly refer to Removing the front plate assembly on page 113 4 Untie the strings 1 and open the sound insulation sleeve 2 5 Open the s...

Page 115: ...nut 1 that fixes the propeller fan blade assembly 2 2 Pull the propeller fan blade assembly 2 from the fan motor assembly 3 Figure 10 Removing the propeller fan blade assembly Installation 1 Proceed...

Page 116: ...from PCB2 2 2 Unlock the ferrite bead 3 3 Release the fan motor assembly harness 4 from the electrical component box 5 4 Slightly bend the harness retainers 6 to release the fan motor assembly harnes...

Page 117: ...e Sercive PCB cable harness 13 from the cable harness clip 14 9 Unplug connector X19 15 from the A1P PCB 16 10 Open the connector X6YA X6Y 17 11 Guide connector X19 15 and connector X6YA 17 through th...

Page 118: ...rvice PCB 21 Ferrite core 30 S70 4 Ground wire 13 Service PCB cable harness 22 Fan motor assembly harness 31 U V W 5 Wiring 14 Cable harness clip 23 Electrical component box 32 PCB2 assembly inverter...

Page 119: ...ircuit breaker 3 Remove the switch box refer to Replacing the switch box on page 117 2 2 4 2 Procedure Removal 1 Unlock the 4 latches 1 and remove the electrical component box cover 2 from the electri...

Page 120: ...2 6 from the PCB2 inverter 6 Unplug connectors S411 7 and S401 8 from the PCB2 inverter 7 Unplug connectors S206 9 S209 10 S210 11 S10 12 S20 13 S40 14 S50 15 S60 16 S90 17 MR30_A 18 and MR30_B 19 fro...

Page 121: ...therma Monobloc CA Figure 14 Removing the PCB assembly main 2 Installation 1 Proceed in reverse order 1 X1M L 5 DCP2 9 S206 13 S20 17 S90 2 X1M N 6 DCM2 10 S209 14 S40 18 MR30_A 3 HL402 7 S411 11 S210...

Page 122: ...to Replacing the switch box on page 117 4 Remove the PCB assembly main refer to Replacing the PCB1 main on page 119 2 2 5 2 Procedure Removal 1 Loosen and remove the 3 screws 1 2 Unplug Faston plugs...

Page 123: ...a Monobloc CA Figure 15 Removing the PCB assembly inverter 2 Installation 1 Apply Heat sink compound Part number 999308P to the components that touch the heat sink 2 Proceed in reverse order 1 Screw 6...

Page 124: ...front panel refer to Removing the front plate assembly on page 113 2 2 6 2 Procedure The position of the thermistors is illustrated in Components overview on page 154 Figure 16 Thermistor location WA...

Page 125: ...port 7 Attach a hose with core depressor to allow the release of the nitrogen 2 2 7 2 Procedure Removal 1 Loosen and remove the 2 screws 1 that fix the partition plate assembly 2 2 Remove the partiti...

Page 126: ...s Monobloc CA Page 126 19 07 16 Daikin Altherma Monobloc CA Figure 17 Removing the compressor 1 Screw 6 Nut 2 Partition plate assembly 7 Compressor 3 Terminal cover 8 Putty 4 Compressor wiring 9 Dampe...

Page 127: ...ceed in reverse order 2 2 9 Replacing the 4 way valve 2 2 9 1 Preliminary actions 1 Switch off the Daikin Altherma Monobloc CA via the user interface 2 Switch off the Daikin Altherma Monobloc CA with...

Page 128: ...er material is liquid pull the 4 way valve pipe 5 9 Repeat steps 7 and 8 for the 3 remaining 4 way valve pipes 5 10 Cut the nitrogen supply when the piping has cooled down Figure 19 Removing the 4 way...

Page 129: ...o the outdoor suction service port 6 Attach a hose with core depressor to allow the release of the nitrogen 2 2 10 2 Procedure Removal 1 Remove the connectors 1 from the high pressure switch 2 2 Using...

Page 130: ...pressor sound insulation refer to Removing the compressor sound insulation on page 114 6 Connect a nitrogen hose to the outdoor suction service port 7 Attach a hose with core depressor to allow the re...

Page 131: ...interface 2 Switch off the Daikin Altherma Monobloc CA with the field supplied circuit breaker 2 2 12 2 Procedure Removal 1 Remove the expansion valve motor 1 from the expansion valve Y1E 2 2 Unplug c...

Page 132: ...motor 3 lock it on the expansion valve Figure 23 Locking the expansion valve Y1E motor 1 Expansion valve motor 2 Expansion valve Y1E INFORMATION Replace all tie wraps that were cut during removal INFO...

Page 133: ...pty the water circuit refer to the Installer Reference guide 2 Loosen and remove the 2 screws that fix the hydrobox switch box cover plate 3 Remove the hydrobox switch box cover plate 4 Unplug connect...

Page 134: ...16 Daikin Altherma Monobloc CA Installation 1 Proceed in reverse order 2 Purge the water circuit refer to the Installer Reference guide CAUTION To prevent damage to the O ring moisten the O ring befo...

Page 135: ...booster heater in case non integrated tank Heat exchangers 2 Maintenance procedures The following procedures describe how to perform the maintenance on each items 2 1 Checking fluid pressure of Space...

Page 136: ...al water filter A magnetic cyclone filter is to be preferred Make sure to check the water pressure again after this check as it might have dropped When below 1 bar add fluid Do not exceed 2 bar WARNIN...

Page 137: ...er inside the domestic hot water tank and can restrict heat transfer For this reason descaling of the heat exchanger may be required at certain intervals If the applicable legislation requires a chemi...

Page 138: ...arks Remove lime build up on the booster heater to extend its life span especially in regions with hard water Applies only to installations with a separate non integrated tank Drain the domestic hot w...

Page 139: ...ESIE15 08B Part 5 Appendix 1 Field settings 19 07 16 Page 139 Daikin Altherma Monobloc CA Part 5 Appendix 1 Field settings For more information refer to table on next pages...

Page 140: ...ngs System layout Standard A 2 1 1 E 00 R O 0 5 2 Monobloc A 2 1 2 E 01 R O 0 1 0 8 A 2 1 3 E 02 R O 0 Type 1 1 1 Type 2 2 A 2 1 7 C 07 R W 0 LWT control 1 Ext RT control 2 RT control A 2 1 8 7 02 R W...

Page 141: ...step 1 C 55 C A 8 0 0C R W 45 6 0E C step 1 C 60 C A 8 0 0D R W 10 25 C step 1 C 15 C A 8 0 0E R W 40 5 C step 1 C 10 C A 8 1 00 R W 40 5 C step 1 C 10 C A 8 1 01 R W 10 25 C step 1 C 15 C A 8 1 02 R...

Page 142: ...hysteresis How many leaving water temperature zones are there Boiler efficiency Maximum running time for domestic hot water operation Anti recycling time Booster heater delay timer Additional running...

Page 143: ...with glycol R W 0 No 1 Yes A 8 F 00 R W 0 Disabled 1 Enabled A 8 F 01 R W 10 35 C step 1 C 20 C A 8 F 02 3 A 8 F 03 5 A 8 F 04 0 A 8 F 05 0 A 8 F 06 0 A 8 F 09 R W 0 Disabled 1 Enabled A 8 F 0A 0 A 8...

Page 144: ...ESIE15 08B Part 5 Appendix 2 Wiring diagram Page 144 19 07 16 Daikin Altherma Monobloc CA 2 Wiring diagram Figure 26 Wiring diagram EB DLQO5 O7CAV3 1...

Page 145: ...ESIE15 08B Part 5 Appendix 2 Wiring diagram 19 07 16 Page 145 Daikin Altherma Monobloc CA Figure 27 Wiring diagram EB DLQO5 O7CAV3 2...

Page 146: ...ESIE15 08B Part 5 Appendix 2 Wiring diagram Page 146 19 07 16 Daikin Altherma Monobloc CA Figure 28 Wiring diagram EB DLQO5 O7CAV3 3...

Page 147: ...ESIE15 08B Part 5 Appendix 2 Wiring diagram 19 07 16 Page 147 Daikin Altherma Monobloc CA Figure 29 Wiring diagram EB DLQO5 O7CAV3 4...

Page 148: ...ESIE15 08B Part 5 Appendix 2 Wiring diagram Page 148 19 07 16 Daikin Altherma Monobloc CA Figure 30 Wiring diagram EB DLQO5 O7CAV3 5...

Page 149: ...ESIE15 08B Part 5 Appendix 2 Wiring diagram 19 07 16 Page 149 Daikin Altherma Monobloc CA Figure 31 Wiring diagram EB DLQO5 O7CAV3 6...

Page 150: ...ESIE15 08B Part 5 Appendix 2 Wiring diagram Page 150 19 07 16 Daikin Altherma Monobloc CA Figure 32 Wiring diagram EB DLQO5 O7CAV3 7...

Page 151: ...ESIE15 08B Part 5 Appendix 2 Wiring diagram 19 07 16 Page 151 Daikin Altherma Monobloc CA Figure 33 Wiring diagram EB DLQO5 O7CAV3 8...

Page 152: ...ESIE15 08B Part 5 Appendix 2 Wiring diagram Page 152 19 07 16 Daikin Altherma Monobloc CA Figure 34 Wiring diagram EB DLQO5 O7CAV3 9...

Page 153: ...ESIE15 08B Part 5 Appendix 3 Piping diagram 19 07 16 Page 153 Daikin Altherma Monobloc CA 3 Piping diagram 3 1 Piping diagram EB DLQO5 O7CAV3...

Page 154: ...PCB main 11 Service PCB 12 Switch 13 Sensor 14 R1T 15 Liquid Reciever 16 Compressor 17 Muffler Filter 18 Muffler 19 Fanmotor 20 Fan 21 Switch box 22 Flow sensor 23 Water filter 24 Pump 25 Flow switch...

Page 155: ...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 addres...

Page 156: ...1P Software version hydro PCB A4P Software version user interface Software version outdoor PCB Minimum water volume Maximum water volume Brine composition and mixture Brine freeze up temperature Space...

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