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Panasonic Secon WH-MXC16J9E8, Service Manual

The Panasonic Secon WH-MXC16J9E8 Service Manual is available for free download on our website. This comprehensive manual provides detailed instructions and troubleshooting tips to ensure optimal utilization of your product. Download this manual from manualshive.com to enhance your experience with the Panasonic Secon WH-MXC16J9E8.

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38 

9.  Wiring Connection Diagram 

9.1 Water 

System 

 

CN2

CN1

CN-

P

W

R

4

(B

LK

)

BL

W

W

W

B

BL

BL

R

1 2 3

1

1

1

2

3

3

2

2

1

1

1

CN-

P

W

R3

(G

R

N

)

CN

-P

W

R

204

(Y

LW

)

DC

N

(B

LU

)

DC

P

(R

E

D

)

RY-V

2

RY-H

T

RY-V

3

R

OOM T

H

E

R

M

O 1

1

1

CN-

O

LP

 1

(W

H

T

)

C

N

-F

LW

SEN

(W

H

T

)

CN-

T

H

1

(W

H

T

)

CN-

T

H

3

(W

H

T

)

FL

O

W

SE

N

S

O

R

2

B

B

1

1

4

1

4

6

BR W B BL

2

t˚

t˚

OP

T

ION

A

L

EL

E

C

T

R

ON

IC

 C

ON

T

R

O

L

L

E

R

(S

U

B

1

)

W

R

11

7

7

4 3

4 3

2 1

2 1

BL

R BR

B

W

BL

R BR

B

M

W

A

T

E

R

 O

U

TL

ET

 T

EM

P.

 SEN

SO

R

 (

T

H

E

R

M

IS

T

O

R

)

R

E

FR

IG

ER

AN

T 

TEM

P

. 

SEN

SO

R

 (

T

HER

M

IS

T

O

R

)

W

A

T

E

R 

IN

LE

T

 T

E

M

P

. 

S

E

N

S

O

R 

(T

H

E

RM

IS

T

O

R)

PO

O

L 

W

ATER

PU

M

P

CN-

CNT

(WH

T

)

C

N

205

C

N

204

DC GN

D

DC 10V

VC

C

B

IT

2

B

IT

1

CN2

07

C

N

206

CN2

10

1

5

R

OOM

 T

H

E

R

M

O 2

R

OOM

 T

H

E

R

M

O 1

MI

X

IN

G

VAL

VE 

1

MI

X

IN

G

VAL

VE 

2

H

EAT

CO

O

L

L

N

H

EAT

CO

O

L

LN

NO

P

E

N

N

O

P

E

N

CLO

S

E

C

LO

S

E

SO

LA

R

 W

A

T

E

R

PU

M

P

ER

RO

R

SI

G

N

A

L

WA

T

E

R

 P

U

M

P

ZO

N

E

 1

WA

T

E

R

 P

U

M

P

ZO

N

E

 2

ROOM TEMP.

ZONE 2

ROOM TEMP.

ZONE 1

BUFFER TANK

SENSOR

POOL TEMP.

SENSOR

WATER TEMP.

ZONE 2

WATER TEMP.

ZONE 1

DEMAND

SIGNAL

SOLAR TEMP.

SENSOR

SG SIGNAL

HEAT/COOL

SWITCH

EXTERNAL

COMP. SW

WA

T

E

R

PU

M

P

WA

T

E

R

PU

M

P

C

IRCU

IT

1

2

3

4

5

A

C

1-

L3

AC

1-

L1

(B

LU

)

AC

1-

L2

(Y

LW

)

(B

LK

)

AC

1-

N

(W

H

T

)

G

DA

T

A

(R

E

D

)

G0

2

(GR

N

)

CN-

P

U

M

P

1

(WH

T

)

1

4 5 6 7

AC2-

L3

(BLK

)

AC

2-L2

(YLW

)

AC2-

L1

(BLU

)

HT1-

L3

(RE

D)

HT1-

L2

(ORG

)

HT1-

L1

(BR

W)

AC2-

N2

(WH

T)

RY-B

OO

ST

ER

RY

-HT

 (L

3)

RY

-HT

 (L

2)

SW

1

SW

2

OU

T

D

OOR

 A

IR

SEN

SO

R

EXTER

NA

L

CO

NT

RO

L 

1

BO

IL

ER

 C

O

N

T

A

CT/

D

EFR

O

ST

 S

IG

N

A

L

EXTR

A

 P

UM

P

B

OOS

T

E

R

H

EATER

RY

-C

O

N

T

A

CT

1

TAN

K

SEN

SO

R

t˚

t˚

80

±3

°C

TER

M

IN

AL

R

E

F

R

IG

ER

AN

T

SYSTEM

G

R

O

UNDI

NG

BO

AR

D

BAC

KU

P 

HEA

T

ER

OL

P

 B

OOS

T

E

R

H

EATER

R

O

O

M

 T

EM

P.

ZO

N

E

 1

OL

P

80±

3°

C

OL

P

80±

3°

C

OL

P

80±

3°

C

CN6

AC

2-

N

1

(G

R

Y

)

AC

L3

(B

LK

)

CN5

CN4

CN

3

SS

R

1

BL

BR

R

O

Y

B

W

R

OO

W

W

W

BR

BR

BL

BL

GR

BL

3

22

1

1

3

4

4

CO

NT

RO

L

PAN

EL

G0

1

(G

RN)

R

E

C

T

IF

IC

A

T

IO

N

CI

RC

UI

T

SI

G

N

AL

DE

T

E

C

T

IO

N

CI

R

C

UI

T

SI

G

N

AL

DE

T

E

C

T

IO

N

CI

R

C

UI

T

EL

E

C

T

R

ON

IC

 C

ON

T

R

O

L

L

E

R

(M

A

IN1

)

H

EX 

W

A

T

E

R

 O

U

T

LET 

T

EM

P

. 

SEN

SO

R

(T

H

E

R

M

IS

T

O

R

)

H

EAT

CO

O

L

N

L

G0

3

(G

R

N

)

OL

P

G

G

F

U

SE1

T6.

3A

 L

250V

F

U

SE3

T

3.

15A

 L250

V

N

O

ISE 

F

IL

T

E

R

C

IRCU

IT

SI

G

N

AL

DE

T

E

CT

IO

N

CI

R

CUI

T

NO

IS

E

FI

LTE

R

CI

R

CUI

T

NO

IS

E

FI

LT

ER

CI

RCUI

T

CO

M

M

UNI

C

A

T

IO

N

C

IRCU

IT

R

E

C

T

IF

IC

A

T

IO

N

CI

R

C

UI

T

BL

Y

B

W

POW

ER

 SUPP

LY

 1

3-p

has

e A

C40

0V 5

0Hz

(N

)

BL

Y

B

W

(L

A1

)

(L

A2

)

(L

A3

)

RC

CB

400V

 25A

I   

n=

30

m

A

R

3

CN-

P

W

R

(B

LK

)

 A

C

N

 (

W

H

T

)

 A

C

L (B

LK

)

C

N

209

SSR

20

2

SSR

20

3

CN2

08

SSR

20

0

SSR

20

1

R

Y

201

C

N

201

C

N

202

SSR

204

SSR

205

SSR

206

SSR

207

C

N

203

SI

G

N

AL

DE

T

E

C

T

IO

N

CI

R

CUI

T

SI

G

N

AL

DE

T

E

CT

IO

N

CI

R

C

UI

T

CN1

CN

-H

T

(W

H

T

)

H

EATER

2-

W

A

Y

VAL

VE

C

LO

S

E

O

PEN

N

3-

W

A

Y

VAL

VE

C

LO

S

E

O

PEN

N

5

3

1

1

W

W

W W

W

W

1

4

22

1

CN-P

WR

202

(YLW

)

CN-CO

MM

(YLW

)

CN

-CNT

(WH

T)

CN-P

WR

2

(BLU

)

BL

RY

-HT

 (L

1)

F

U

SE 

2

20A

 500V

A

B

22

33

11

LE

A

D

 W

IR

E

 F

IX

IN

G

 F

OR

 OL

P

BL

U

E

BL

AC

K

BL

U

E

OR

A

N

GE

OR

A

N

GE

BR

O

W

N

BR

O

W

N

BL

ACK

3

3

1

1

2

2

BR

O

W

N

RE

D

OR

A

N

GE

WH

IT

E

WH

IT

E

WH

IT

E

LEAD

 W

IR

E 

F

IXI

N

G

 F

O

R

 H

EATER

RE

M

A

RK

S

:

W

  :

 W

H

IT

E

O  : 

OR

A

N

GE

R

  :

 R

E

D

B

  : 

B

LU

E

B

L : B

LA

C

K

Y

  : 

Y

E

LL

OW

B

R

  :

 B

R

O

W

N

G  : 

GR

E

E

N

GR

  :

 GR

A

Y

Y/

G

  

: 

YEL

LO

W

/G

R

EEN

RCCB

  : R

E

S

ID

U

A

L 

C

U

R

R

E

N

T

 C

IR

C

U

IT

 B

R

E

A

K

E

R

GR

OU

N

D

IN

G

TER

M

IN

AL

BO

AR

D

PO

WE

R SU

PPLY

 2

3-p

has

e A

C40

0V 5

0Hz

(N

)

(L

B1

)

(L

B2

)

(L

B3

)

RCCB

400V

 2

5A

I  

 n

=3

0m

A

FLO

W

SEN

SO

R

OR

1

4

1

4 5

1

5

1

5

BR W B

BL

BR W B

BL R

 

Summary of Contents for Secon WH-MXC16J9E8

Page 1: ... by experienced professional technicians Any attempt to service or repair the products dealt with in this service information by anyone else could result in serious injury or death CAUTION R32 REFRIGERANT This Air Conditioner contains and operates with refrigerant R32 THIS PRODUCT MUST ONLY BE INSTALLED OR SERVICED BY QUALIFIED PERSONNEL Refer to National State Territory and local legislation regu...

Page 2: ...n Optional 110 13 21Boiler Bivalent Control 111 13 22External Room Thermostat Control Optional 113 13 23Three Ways Valve Control 114 13 24Two Ways Valve Control 115 13 25External OFF ON Control 115 13 26External Compressor Switch Optional PCB 116 13 27Heat Cool Switch Optional PCB 117 13 28SG Ready Control Optional PCB 118 13 29Demand Control Optional PCB 120 13 30Holiday Mode 120 13 31Dry Concret...

Page 3: ...7 19 2 Heating Capacity Table 201 19 3 Cooling Capacity Table 201 20 Exploded View and Replacement Parts List 202 20 1 Water System 202 20 2 Refrigerant System 203 Specifications designs and contents in this Service Manual are subject to change without notice ...

Page 4: ...t and cross over the handrail and causing accident 3 Do not use unspecified cord modified cord join cord or extension cord for power supply cord Do not share the single outlet with other electrical appliances Poor contact poor insulation or over current will cause electrical shock or fire 4 Do not tie up the power supply cord into a bundle by band Abnormal temperature rise on power supply cord may...

Page 5: ...rigerant during piping work for installation re installation and during repairing a refrigeration parts Take care of the liquid refrigerant it may cause frostbite 3 Make sure the insulation of power supply cord does not contact hot part i e refrigerant piping water piping to prevent from insulation failure melt 4 Do not touch the sharp aluminium fin sharp parts may cause injury 5 Do not apply exce...

Page 6: ...zed representative shall regularly check the alarms mechanical ventilation and detectors at least once a year where as required by national regulations to ensure their correct functioning 7 A logbook shall be maintained The results of these checks shall be recorded in the logbook 8 In case of ventilations in occupied spaces shall be checked to confirm no obstruction 9 Before a new refrigerating sy...

Page 7: ...ked with an appropriate refrigerant detector prior to and during work to ensure the technician is aware of potentially flammable atmospheres Ensure that the leak detection equipment being used is suitable for use with flammable refrigerants i e non sparking adequately sealed or intrinsically safe In case of leakage spillage happened immediately ventilate area and stay upwind and away from spill rele...

Page 8: ...ents Do not apply any permanent inductive or capacitance loads to the circuit without ensuring that this will not exceed the permissible voltage and current permitted for the equipment in use Intrinsically safe components are the only types that can be worked on while live in the presence of a flammable atmosphere The test apparatus shall be at the correct rating Replace components only with parts...

Page 9: ... and create a hazardous condition when charging and discharging the refrigerant To avoid fire or explosion dissipate static electricity during transfer by grounding and bonding containers and equipment before charging discharging 10 Decommissioning Before carrying out this procedure it is essential that the technician is completely familiar with the equipment and all its details It is recommended ...

Page 10: ...frigerants In addition a set of calibrated weighing scales shall be available and in good working order Hoses shall be complete with leak free disconnect couplings and in good condition Before using the recovery machine check that it is in satisfactory working order has been properly maintained and that any associated electrical components are sealed to prevent ignition in the event of a refrigera...

Page 11: ...Pdesign kW 16 0 13 0 19 0 Tbivalent TOL C 2 2 10 10 15 22 SCOP ns W W 5 88 232 4 46 176 3 83 150 Annual Consumption kWh 3634 6018 12233 Class A A A Medium temperature Application W55 Warmer Average Colder Application Climate Pdesign kW 16 0 16 0 18 0 Tbivalent TOL C 2 2 10 10 15 22 SCOP ns W W 4 09 160 3 31 129 3 20 125 Annual Consumption kWh 5230 9984 13870 Class A A A Air Flow m min ft min Cooli...

Page 12: ...e Phase Voltage Cycle Ø Three V 400 Hz 50 Input Power Condition Ambient Water A35W7 A7W35 A2W35 kW Cooling 5 11 Heating 3 54 Heating 5 16 Maximum Input Power for Heatpump System kW 11 02k Power Supply 1 Phase Ø Max Current A Max Input Power W 3Ø 16 4 11 02k Power Supply 2 Phase Ø Max Current A Max Input Power W 3Ø 13 0 9 00k Power Supply 3 Phase Ø Max Current A Max Input Power W Starting current A...

Page 13: ...y of Integrated Electric Heater kW C 9 00 Note Cooling capacities are based on outdoor air temperature of 35 C Dry Bulb with controlled indoor water inlet temperature of 12 C and water outlet temperature of 7 C Heating capacities are based on outdoor air temperature of 7 C Dry Bulb 44 6 F Dry Bulb 6 C Wet Bulb 42 8 F Wet Bulb with controlled indoor water inlet temperature of 30 C and water outlet ...

Page 14: ...utlet temperature C Min Max 20 55 Below Ambient 20 C 3 20 60 Ambient 15 0 C or Above Ambient 25 C 3 20 65 Ambient 5 20 C 3 4 5 20 Outdoor ambient temperature C Min Max 20 35 10 43 When the outdoor temperature is out of the range in the table the heating capacity will drop significantly and the mono bloc unit may stop operating for its protection The unit will restart automatically after the outdoo...

Page 15: ...e separate Quick Menu Guide 2 Back button Returns to the previous screen 3 LCD Display 4 Main Menu button For function setup 5 ON OFF button Starts Stops operation 6 Operation indicator Illuminates during operation blinks during alarm Press centre No glove No pen 2 1 4 5 6 3 Cross key buttons Selects an item Enter button Fixes the selected content Up Down Right Left ...

Page 16: ...cons point to the currently active mode Room operation Tank operation Deice operation 2 Operation icons The status of operation is displayed Icon will not display under operation OFF screen whenever operation is OFF except weekly timer Holiday operation status Weekly Timer operation status Quiet operation status Zone Room Thermostat Internal sensor status Powerful operation status Demand Control o...

Page 17: ... format for example 15 00 or 3 00 pm 2 Press to confirm the selection 3 Use and to select year month day hour and minutes Select and move with and press to confirm 4 Once the time is set time and day will appear on the display even if the Remote Controller is turned OFF When power is turned on for the first time it becomes the setting screen automatically It can also be set from personal to confir...

Page 18: ... Controller can be used for multiple installations Ensure the operation indicator is OFF before setting The system may not work properly if set wrongly Please consult an authorised dealer To display Main Menu To select menu To confirm the selected content Setting Options Display Default Setting Menu 1 Function setup 1 1 Weekly timer Once the weekly timer is set up User can edit from Quick Menu To ...

Page 19: ...during the preset period 6 patterns may be set Level 0 means the mode is off Time to start Quiet Date and time Level of quietness 0 3 1 4 Room heater To set the room heater ON or OFF OFF 1 5 Tank heater To set the tank heater ON or OFF OFF Available only if connected to the tank 1 6 Sterilization To set the auto sterilization ON or OFF OFF Available only if connected to the tank Do not use the sys...

Page 20: ...n in each area Actual system information of 10 items Inlet Outlet Zone 1 Zone 2 Tank Buffer tank Solar Pool COMP frequency Pump flowrate Select and retrieve 2 3 Error history Refer to Troubleshooting for error codes The most recent error code is displayed at the top Select and retrieve 2 4 Compressor Shows the compressor performance Select and retrieve 2 5 Heater Total hours of ON time for Room he...

Page 21: ...nt date and time Year Month Day Hour Min 3 7 Language Sets the display language for the top screen For Greek please refer to the English version 3 8 Unlock password 4 digit password for all the settings 0000 4 Service contact 4 1 Contact 1 Contact 2 Preset contact number for installer Select and retrieve ENGLISH FRANÇAIS DEUTSCH ITALIANO ESPAÑOL DANISH SWEDISH NORWEGIAN POLISH CZECH NEDERLANDS TÜR...

Page 22: ...nsor To select the sensors and to select either 1 zone or 2 zone system Zone After selecting 1 or 2 zone system proceed to the selection of room or swimming pool If the swimming pool is selected the temperature must be selected for T temperature between 0 C 10 C Sensor For room thermostat there is a further selection of external or internal 5 3 Heater capacity To reduce the heater power if unneces...

Page 23: ...tion is available if Tank connection is selected YES Internal External 0 20 Tank heater ON time set 5 9 Base pan heater To select whether or not optional base pan heater is connected Type A The base pan heater activates only during deice operation Type B The base pan heater activates when outdoor ambient temperature is 5 C or lower No Yes A Set base pan heater type 5 10 Alternative outdoor sensor ...

Page 24: ...5 C Set outdoor temperature for turn ON Bivalent connection Yes After selecting the outdoor temperature Control pattern Alternative Parallel Advanced parallel Select advanced parallel for bivalent use of the tanks Control pattern Alternative OFF Option to set external pump either ON or OFF during bivalent operation Set to ON if system is simple bivalent connection Control pattern Advanced parallel...

Page 25: ...OFF during bivalent operation Set to ON if system is simple bivalent connection SG signal Operation pattern Vcc bit1 Vcc bit2 Open Open Heat Pump OFF Boiler OFF Short Open Heat Pump ON Boiler OFF Open Short Heat Pump OFF Boiler ON Short Short Heat Pump ON Boiler ON External SW No Solar connection The optional PCB connectivity must be selected YES to enable the function If the optional PCB connecti...

Page 26: ...t Antifreeze temperature Yes After selecting the tank T ON temperature T OFF temperature After setting the antifreeze temperature 80 C Set Hi limit External error signal No Demand control No SG ready No Yes 120 Capacity 1 2 of DHW in Heat in and Cool in C External compressor SW No Circulation liquid To select whether to circulate water or glycol in the system Water 5 14 5 15 5 16 5 17 5 18 ...

Page 27: ...ing hour operate during low outdoor temperature Manual 5 22 Defrost signal To turn on defrost signal to stop fan coil during defrost operation If defrost signal set to yes bivalent function will not available to use No 5 23 Pump flowrate To set variable flow pump control or fix pump duty control T 6 Installer setup Operation setup To access to the four major functions or modes 4 main modes Heat 1 ...

Page 28: ...ne 1 and Zone 2 will not appear on the display if only 1 zone system Water temp for heating ON Direct 35 C Temperature for heating ON Min Max range is conditional as follows 1 WH MXC model 20 C 65 C Regardless of the above setting there is a limit to the water set temperature Refer to the operating conditions on page 3 If 2 zone system is selected temperature set point must input for Zone 2 Zone 1...

Page 29: ...ng ON and T for cooling ON Water temp for cooling ON Compensation curve Cooling ON temperatures in compensation curve or direct input Water temp for cooling ON Compensation curve X axis 20 C 30 C Y axis 15 C 10 C Input the 4 temperature points 2 on horizontal X axis 2 on vertical Y axis If 2 zone system is selected the 4 temperature points must also be input for Zone 2 Zone 1 and Zone 2 will not a...

Page 30: ...eat to Cool Outdoor temp for Cool to Heat Outdoor temp for Heat to Cool 15 C Set outdoor temperature for switching from Heat to Cool Outdoor temp for Cool to Heat 10 C Set outdoor temperature for switching from Cool to Heat 6 4 Tank Setting functions for the tank Available only if connected to the tank Floor operation time max Tank heat up time max Tank re heat temp Sterilization The display will ...

Page 31: ...ue Wed Thu Fri Sat Sterilization Time 12 00 Time of the selected day s of the week to sterilize the tank 0 00 23 59 Sterilization Boiling temp 65 C Set boiling temperatures for sterilize the tank Sterilization Ope time max 0 10 Set sterilizing time in hours and minutes 7 Installer setup Service setup 7 1 Pump maximum speed To set the maximum speed of the pump Setting the flow rate max duty and ope...

Page 32: ...et the temperature of dry concrete ON Edit Edit Stages 1 Temperature 25 C Heating temperature for drying the concrete Select the desired stages 1 10 range 1 99 ON Confirm the setting temperatures of dry concrete for each stage 7 4 Service contact To set up to 2 contact names and numbers for the User Service engineer s name and contact number Contact 1 Contact 2 Contact 1 Contact 2 Contact name or ...

Page 33: ...A A 9 9 3 7 5 3 7 11 15 14 5 2 1 2 1 2 2 2 2 FOR WH MXC09J3E8 b a 13 17 16 PCB 1 3 phase RCCB Main Power 2 1 Single or 3 phase RCCB Backup Heater 2 2 Heat Exchanger 3 Water Pressure gauge 4 Water pump 5 Cabinet top plate 6 Expansion vessel Not Visible 7 Flow sensor 8 Heater assembly 9 Overload protector 4 pieces 10 Water inlet a Water outlet b Pressure relief valve 11 Air purge valve 12 Water Filt...

Page 34: ...34 6 Dimensions 6 1 Mono Bloc Unit 400 1410 615 426 5 70 1284 318 5 Unit mm Top View Front View Back View Side View Side View 59 322 39 51 73 63 210 195 356 152 980 152 30 103 ...

Page 35: ...Water Pressure Gauge Refrigerant Cycle Cooling Shut Valve Shut Valve Filter Hex Water outlet Temp Sensor Pipe Temp Sensor Air Temp Sensor Heat Exchanger 2 Way Valve 4 Way Valve Eva Exit Temp Sensor Bypass Exit Temp Sensor Defrost Sensor Refrigerant Temp Sensor Strainer Strainer Subcooler Liquid Side 3 Way Valve Gas Side 3 Way Valve Pressure Switch High Pressure Sensor Compressor Discharge Temp Sen...

Page 36: ...1 Room Thermo 4 option External Thermostat Internal Thermostat T External Thermistor Without Zone2 Room Thermo 4 option Pump Water Temp Thermistor Hex Zone1 Zone2 Either Zone2 Heat Cool or Pool Heating Panel Heater Unit Heating External Thermostat Internal Thermostat T External Thermistor Without 2 Way valve Mixing Valve Floor Heating Panel Fan Coil Unit Heating Cooling Pump Pool Pump Water Temp T...

Page 37: ... SSR203 SSR204 SSR205 SSR206 SSR207 SUB 1 2 3 4 5 FUSE8 FUSE9 WATER PUMP ZONE 1 EXTRA PUMP 3 WAYS VALVE 2 WAYS VALVE HEATER WATER PUMP FUSE1 RCCB L1 L2 L3 N POWER SUPPLY 1 3 Phase AC400V 50Hz RCCB L1 L2 L3 N POWER SUPPLY 2 3 Phase AC400V 50Hz RY HT L1 RY HT L2 RY HT L3 RY BOOSTER FUSE2 BACKUP HEATER BOOSTER HEATER WATER PUMP ZONE 2 POOL WATER PUMP SOLAR WATER PUMP MIXING VALVE ZONE 1 MIXING VALVE ...

Page 38: ...0 3 C TERMINAL REFRIGERANT SYSTEM GROUNDING BOARD BACKUP HEATER OLP BOOSTER HEATER ROOM TEMP ZONE 1 OLP 80 3 C OLP 80 3 C OLP 80 3 C CN6 AC2 N1 GRY ACL3 BLK CN5 CN4 CN3 SSR1 BL BR R O Y B W R O O W W W BR BR BL BL GR BL 3 2 2 1 1 3 4 4 CONTROL PANEL G01 GRN RECTIFICATION CIRCUIT SIGNAL DETECTION CIRCUIT SIGNAL DETECTION CIRCUIT ELECTRONIC CONTROLLER MAIN1 HEX WATER OUTLET TEMP SENSOR THERMISTOR HE...

Page 39: ... BL FUSE5 250V 3 15A CN V1 YELLOW CN HT1 WHITE OPTIONAL COMPRESSOR CRANKCASE HEATER ELECTRO MAGNETIC COIL 4 WAY VALVE ELECTRO MAGNETIC COIL 2 WAY VALVE BASE PAN HEATER RY HT1 RY HT2 RY V1 RY HOT CN HT2 BLACK R R ELECTRO MAGNETIC COIL BYPASS EXPANSION VALVE CN PSW1 RED CN HPS RED ELECTRO MAGNETIC COIL MAIN EXPANSION VALVE 1 6 CN EV2 YELLOW 1 6 CN EV1 WHITE CN TH3 BLACK CN TH2 BLUE CN TH1 WHITE CN D...

Page 40: ...STOR WATER INLET TEMP SENSOR THERMISTOR t t HEX WATER OUTLET TEMP SENSOR THERMISTOR 5V R140 20k 1 C90 1u 16V C84 1u 16V C81 1u 16V C73 1u 16V R139 20k 1 R135 20k 1 C88 1u 16V C91 220u 10V G2 G2 G2 CN TH1 CN TH3 12V C121 1u 50V C89 1u 16V G2 G2 C98 1u 16V G2 C112 0 047u 25V C108 0 047u 25V R141 6 49k 1 R143 6 49k 1 5V 5V E C 10k 4 7k B 5V R125 10k Q2 C83 0 1u 16V R136 1k R142 1k RY BOOSTER IC15 1 2...

Page 41: ...TEMP SENSOR THERMISTOR G5 G5 C708 1u 10V 5V R773 7 5k 1 1 16W G5 C707 1u 10V G5 C762 1u 10V R769 15k 1 1 16W G5 C758 4 7u 25V 5V CN TANK white 3 1 G5 G5 C713 1u 10V R771 4 99k 1 1 16W CN TH3 black EVA EXIT TEMP SENSOR THERMISTOR t t 1 4 BYPASS EXIT TEMP SENSOR THERMISTOR G5 G5 C714 1u 10V 5V R776 7 5k 1 1 16W G5 C715 1u 10V G5 C759 1u 10V R777 7 5k 1 1 16W CN DIS white t 1 2 DISCHARGE TEMP SENSOR ...

Page 42: ...1 Main Printed Circuit Board G01 AC1 L3 DATA AC1 N CN1 CN2 LJP2 ACL3 AC2 N2 HT1 L3 AC2 L3 AC2 N1 CN PWR CN HT L2 G03 L1 CN PUMP1 CN TH3 CN TH1 CN FLWSEN CN PWR4 CN PWR2 CN PWR3 CN CNT CN OLP1 G02 AC1 L2 AC1 L1 HT1 L1 AC2 L1 HT1 L2 AC2 L2 CN3 CN4 CN5 CN6 ...

Page 43: ...43 11 1 2 Optional Printed Circuit Board ACN ACL DCN CN PWR202 CN210 CN207 CN204 CN205 CN PWR204 CN206 CN COMM DCP ...

Page 44: ...44 11 2 Refrigerant System 11 2 1 Main Printed Circuit Board CN RY2 CN FM102 CN FM101 CN RY1 COM3 CN PSW1 CN FM103 CN EV2 CN EV1 AC WHT02 AC BLK02 CN TANK CN TH3 CN TH2 CN TH1 CN DIS CN HPS ...

Page 45: ...45 11 2 2 Noise Filter Printed Circuit Board CN FM1 CN FM2 CN FM201 CN HT1 CN HT2 CN HOT CN V1 CN FM202 ...

Page 46: ...can be easily done A place where Mono bloc unit s operation noise will not cause discomfort to the user A place which is accessible for maintenance Ensure to keep minimum distance of spaces as illustrated from wall ceiling or other obstacles A place where flammable gas leaking might not occur A place where the Mono bloc unit s piping and wiring lengths come within reasonable ranges If an awning is...

Page 47: ...ents installed in the water circuit could withstand water pressure during operation Do not apply excessive force to piping that may damage the pipes Use Rp 1 nut for both water inlet and water outlet connection and clean all piping with tap water before connecting to the Mono bloc unit Cover the pipe end to prevent dirt and dust when inserting it through a wall If an existing tank is to be connect...

Page 48: ...wls Then pull it toward front to remove it Mounting screws Mounting screws Cabinet front plate 16 12 1 4 2 Fixing of Power Supply Cord REFER TO WIRING DIAGRAM AT UNIT FOR DETAIL 1 An isolating device must be connected to the power supply cable o Isolating device Disconnecting means should have minimum 3 0 mm contact gap o Connect the approved polychloroprene sheathed power supply 1 cord and power ...

Page 49: ... MXC12J9E8 WH MXC16J9E8 For model WH MXC12J9E8 the equipment s Power Supply 1 complies with IEC EN61000 3 2 For model WH MXC16J9E8 the equipment s Power Supply 1 complies with IEC EN61000 3 12 provided that the short circuit power Ssc is greater than or equals to 550kVA at the interface point between the user s supply and the public system It is the responsibility of the installer or user of the e...

Page 50: ...ooster heater cable must be 3 x min 1 5 mm2 of type designation 60245 IEC 57 or heavier 5 Extra pump cable shall be 2 x min 1 5 mm2 of type designation 60245 IEC 57 or heavier 6 Boiler contact cable defrost signal cable shall be 2 x min 0 5 mm2 of type designation 60245 IEC 57 or heavier 7 External control shall be connected to 1 pole switch with min 3 0 mm contact gap Its cable must be 2 x min 0 ...

Page 51: ...zone 1 Outdoor air sensor cable Tank OLP cable How to guide optional cables and power supply cords view without internal wiring 1 For connection to optional PCB 4 1 By connecting optional PCB 2 Zone temperature control can be achieved Please connect mixing valves water pumps and thermistors in zone 1 and zone 2 to each terminals in optional PCB Temperature of each zone can be controlled independen...

Page 52: ... 1 cable Room sensor zone 2 cable Buffer tank sensor cable Pool sensor cable Water sensor zone 1 cable Water sensor zone 2 cable Demand signal cable Solar sensor cable SG signal cable Heat Cool switch cable External Compressor switch cable from optional PCB How to guide optional cables to bushing 15 A L N L1 WARNING ABCDEFGHJMFLG ABCDEFGHJMFLG ABCDEFGHJMFLG ABCDEFGHJMFLG 2 Y L P P U S R E W O P 1 ...

Page 53: ... double insulation PVC sheathed or rubber sheathed cable Total cable length shall be 50 m or less Be careful not to connect cables to other terminals e g power source wiring terminal Malfunction may occur Do not bundle together with the power source wiring or store in the same metal tube Operation error may occur 12 1 5 3 Mounting The Remote Controller For exposed type Preparation Make 2 holes for...

Page 54: ...e controller terminal board Remove the coating Approx 6 mm Make sure the wiring connection is in the correct direction Claw 2 places Mount the bottom case to the wall Pass the wire through the hole in the centre of the bottom case Connect the remote control wiring WARNING This section is for authorized and licensed electrician only Work behind the Cabinet Front Plate secured by screws must only be...

Page 55: ...MXC12J9E8 and WH MXC16J9E8 For WH MXC09J3E8 Bind all lead wires with these bands Without Optional PCB With Optional PCB 1 2 Insert a flat head screwdriver into the slot on the top of the adaptor and remove the cover Connect the other end of the CN CNT cable connector to the connector inside the adaptor Slot Connector 3 On the wall near the Mono bloc unit attach the adaptor by screwing screws throu...

Page 56: ...ue to water drainage contact your local authorized dealer Push down the lever after finish checking In case the water keeps drained out from the unit switch off the system and then contact your local authorized dealer 12 1 8 3 Expansion Vessel Pre Pressure Checking Upper limit water volume of the system The Mono bloc unit has a build in Expansion Vessel with 10 L air capacity and initial pressure ...

Page 57: ...tdoor ambient temperatures is low Recommended antifreeze Propylene glycol 40 equivalent to 20 C 3 Set ON to the Mono bloc unit and RCCB Then for remote control operation please refers to Mono bloc Air to Water Heatpump s operation instruction Note During winter turn on the power supply and standby the unit for at least 15 minutes before test run Allow sufficient time to warm up refrigerant and prev...

Page 58: ...er Set to CLOSE 4 Take off the clip then gently pull out the mesh Beware of small amount water drain out from it 5 Clean the mesh with warm water to remove all the stain Use soft brush if necessary 6 Reinstall the mesh to the Magnetic Water Filter Set and set back the clip on it 7 Set the two valves for the Magnetic Water Filter Set to OPEN 8 Turn ON power supply 9 After cleaning reinstall the Cov...

Page 59: ... pump There is a build in thermistor in the remote controller Floor heating Mono bloc Setting of remote controller Installer setting System setup Optional PCB connectivity No Zone Sensor Room thermostat Internal Connect floor heating or radiator directly to the Mono bloc Install the remote controller in the room where floor heating is installed This is an application that uses remote controller as...

Page 60: ... room temperature increasing speed is very slow shift up the compensation curve very fast shift down the compensation curve 12 2 1 2 Examples of Installations Floor heating 1 Floor heating 2 Mono bloc Room thermostat field supply Thermistor 2 Thermistor 1 Buffer tank Pump 2 Pump 1 Mixing valve 2 Mixing valve 1 Floor heating 2 Floor heating 1 Setting of remote controller Installer setting System set...

Page 61: ...here is no mixing valve at the secondary side the circulation water temperature may get higher than setting temperature Floor heating Swimming pool Thermistor 1 Heat EX Thermistor 3 Thermistor 2 Buffer tank Pump 2 Pump 3 Pump 1 Mixing valve 1 Mixing valve 2 Mono bloc Floor heating 1 Swimming pool Setting of remote controller Installer setting System setup Optional PCB connectivity Yes Zone and Sen...

Page 62: ...Zone system Zone 1 Sensor Water temperature Zone 2 Sensor Room Water temperature Operation setup Heat T for heating ON 1 C Cool T for cooling ON 1 C This is an example of simple 2 zone control without using buffer tank Built in pump from Mono bloc served as a pump in zone 1 Install mixing valve pump and thermistor specified by Panasonic on zone 2 circuit Please be sure to assign high temperature s...

Page 63: ... Yes Tank connection Yes Solar connection Yes DHW tank T turn ON T turn OFF Antifreeze Hi limit Mono bloc This is an application that connects the DHW tank to the Mono bloc through 3 way valve before connect the solar water heater to heat up the tank DHW tank s temperature is detected by tank thermistor specified by Panasonic Solar panel s temperature is detected by solar thermistor specified by P...

Page 64: ...for buffer tank Solar connection Yes Buffer tank T turn ON T turn OFF Antifreeze Hi limit This is an application that connects the buffer tank to the Mono bloc before connecting to the solar water heater to heat up the tank Buffer tank s temperature is detected by buffer tank thermistor specified by Panasonic Solar panel s temperature is detected by solar thermistor specified by Panasonic Buffer t...

Page 65: ...t connects to the DHW tank s circuit to heat up tank s hot water is also possible Operation setting of boiler shall be responsible by installer This system requires optional PCB CZ NS4P Depending on the settings of the boiler it is recommended to install buffer tank as temperature of circulating water may get higher It must connect to buffer tank especially when selecting Advanced Parallel setting...

Page 66: ...ed Please use 2 cores wire for relocation and extension Total cable length shall be 50m or less Outputs 3 way valve AC230V N Neutral Open Close direction For circuit switching when connected to DHW tank 2 way valve AC230V N Neutral Open Close Prevent water circuit pass through during cooling mode Extra pump AC230V Used when Mono bloc pump capacity is insufficient Booster heater AC230V Used when us...

Page 67: ...nsions mm Ø6 2 Zone water sensor PAW A2W TSHC Use to detect the water temperature of the control zone Mount it on the water piping by using the stainless steel metal strap and contact paste both are included 93 70 35 Dimensions mm 3 Outdoor sensor PAW A2W TSOD If the installation location of the outdoor unit is exposed to direct sunlight the outdoor air temperature sensor will be unable to measure...

Page 68: ...92 25 70 53 30 93 05 35 124 24 40 167 82 150 0 147 140 0 186 130 0 236 120 0 302 110 0 390 100 0 511 90 0 686 80 0 932 70 1 279 65 1 504 60 1 777 55 2 106 50 2 508 45 3 003 40 3 615 35 4 375 For optional pump Power supply AC230V 50Hz 500W Recommended part Yonos 25 6 made by Wilo For optional mixing valve Power supply AC230V 50Hz input open output close Operating time 30s 120s Recommended part 1670...

Page 69: ...r Room heater Quiet mode Tank heater Remote controller room thermostat Solar Powerful mode Boiler 24 40 c 10 34am Mon 18 c 5 6 4 3 2 1 c 12 00am Mon 2 Mode Display set mode current status of mode Heating Cooling Auto Hot water supply Auto heating Auto cooling Heat pump operating 3 Temp setting Set room temp Compensation curve Set direct water temp Set pool temp 4 Display Heat temp Display current ...

Page 70: ...initial setting is not performed it does not go into menu Set language confirm Clock format 12 00am Mon 24h am pm Select Confirm When language is set setting screen of time display appears 24h am pm Set time display confirm Date time 12 00am Mon Year Month Day Hour Min 2020 01 01 12 00 Select Confirm YY MM DD Time setup screen appears Set YY MM DD Time confirm 12 00am Mon Start Back to initial screen P...

Page 71: ...ter External Internal Heater ON time setup 9 Base pan heater Yes No A B 10 Alternative outdoor sensor Yes No 11 Bivalent connection Yes No Bivalent setup 12 External SW Yes No 13 Only when the selection for Optional PCB is Yes Solar connection Yes No Tank setup Solar setup 14 Only when the selection for Optional PCB is Yes External Error signal Yes No 15 Only when the selection for Optional PCB is...

Page 72: ... Compensation curve setup Cooling model only 29 Direct Direct temp setup T for cooling ON T for cooling setup 30 Auto Outdoor temp for Heat to Cool Heat Cool change temp setup Only when the selection for Tank is Yes 31 Outdoor temp for Cool to Heat Cool Heat change temp setup 32 Tank Floor operation time max 33 Tank heat up time max Max operation time for Tank mode setup Max operation time for Hea...

Page 73: ...ct sensor NOTE In 2 zone system pool function can be set at zone 2 only 3 Heater capacity Initial setting Depend on model System setup 12 00am Mon Optional PCB connectivity Zone Sensor Heater capacity Anti freezing Select Confirm If there is built in Heater set the selectable heater capacity NOTE There are models which cannot select heater capacity 4 Anti freezing Initial setting Yes System setup 1...

Page 74: ...xternal NOTE Does not display if there is no tank for hot water supply Please set Tank heater to ON in the Function setup from remote controller when using heater to boil the tank External A setting which is using booster heater installed on DHW tank to boil the tank The permissible heater capacity is 3kW and below The operation to boil the tank with heater is as below In addition be sure to set s...

Page 75: ...ler temperature is higher than heat pump temperature zone temperature cannot be achieved if mixing valve is not installed This product only allows one signal to control the boiler operation Operation setting of boiler shall be responsible by installer operate heat pump only 10 C setting from remote controller operate boiler only Alternative mode Outdoor temp operate heat pump only 10 C setting fro...

Page 76: ... there is demand control Adjust terminal voltage within 1 10 V to change the operating current limit NOTE Does not display when there is no Optional PCB Analog input v Rate Analog input v Rate Analog input v Rate 0 0 not activate 3 9 4 1 7 4 7 6 2 4 0 1 0 6 45 40 45 50 55 60 65 70 7 7 80 75 80 85 90 95 0 7 10 not activate 7 8 4 3 4 7 80 75 7 9 8 1 45 40 4 4 4 6 0 8 0 9 1 1 10 15 20 25 30 35 50 8 2...

Page 77: ...turn automatically if pop up error happen during operation Force heater will operate follow the latest mode selection mode selection is disable under force heater operation Heater source will ON during force heater mode 21 Force Defrost Initial setting Manual System setup 12 00am Mon 12 00am Mon 12 00am Mon Circulation liquid Heat Cool SW Force heater Force defrost Select Confirm Under manual code ...

Page 78: ... Heater ON OFF 0 C OFF ON a Outdoor temp for heater ON Initial setting 0 C Set outdoor temp when back up heater starts to operate Setting range is 20 C 15 C User shall set whether to use or not to use heater b Heater ON delay time Initial setting 30 minutes Set delay time from compressor ON for heater to turn ON if not achieve water set temperature Setting range is 10 minutes 60 minutes 0 30 Heate...

Page 79: ... max operation time is shortened it can boil the tank more frequently It is a function for Heating Tank operation 33 Tank heat up time max Initial setting 60min Heat Tank 5min 4h Set max boiling hours of tank When max boiling hours are shortened it immediately returns to Heating operation but it may not fully boil the tank 34 Tank re heat temp Initial setting 8 C 12 C 2 C Set temp to perform reboi...

Page 80: ... ON Confirm Pump down operation in progress OFF Operate pump down operation 38 Dry concrete 30 C 1 2 3 4 5 6 35 C 35 C 40 C 40 C 45 C Stage Operate concrete curing operation Select Edit set temp for every stage 1 99 1 is for 1 day Setting range is 25 55 C When it is turned ON dry concrete starts When it is 2 zone it dries both zones 39 Service contact Contact 1 Bryan Adams ABC abc 0 9 Other A B C D...

Page 81: ... Reset energy monitor Reset operation history Select Confirm Please press for 10 sec Items that can be set Cool mode Set With Without Cooling function Default is without NOTE As with without Cool mode may affect electricity application please be careful and do not simply change it In Cool mode please be careful if piping is not insulated properly dew may form on pipe and water may drip on the floor ...

Page 82: ...utlet Temperature Water Inlet Temperature temperature at thermostat OFF is triggered 3 C 13 1 2 2 Thermostat Control Outdoor Ambient Temperature Stops provide heating to room side during high outdoor ambient condition Control content Heating operation and water pump will turn OFF when outdoor ambient temperature outdoor thermo off temperature 3 C Outdoor thermo off set temperature is set by contro...

Page 83: ...Direct value from user setting o B shift temperature value is depend on the room sensor selection at remote controller as below table B Shift Temp B shift value depend on the room sensor selection at remocon as table below Sensor selection Water temperature B 0 External Room thermostat B 0 Internal Room Thermostat Room Thermistor Cool Mode B 0 when Zone OFF or Zone Room Thermo OFF B 1 room set tem...

Page 84: ...ient OD HI Setting Of HIGH Outdoor Ambient Temperature W LO Setting Of Water Temperature at LOW OD Ambient W HI Setting Of Water Temperature at HIGH OD Ambient Outdoor ambient is updated every 30 minutes when operation ON Setting water outlet temperature always follow W LO or W HI whenever is higher if outdoor ambient sensor or indoor comminication error happen However when powerful mode is reques...

Page 85: ... Water Temperature Lower Zone Target Water Temperature of Zone 1 and Zone 2 o If only one zone is active Target Water Temperature Zone Target Water Temperature of active zone 13 1 6 Target Zone Water Temperature Control Purpose To control zone mixing and zone pump according to the zone sensor temperature 13 1 6 1 Target Zone 1 water temperature setting control Start condition o Heating zone 1 is O...

Page 86: ...et temperature gradually decreases from 65 C to 60 C 2 Only when ΔT is set to 15 C the set temperature above 60 C will take effect Target Zone 1 Water Temperature Heat mode during SG ready control o If buffer tank selection is NO then following shift is carried out While digital input is 10 or 11 then Final Target Zone 1 water temperature Target Zone 1 water temperature SG ready setting remote con...

Page 87: ...ly when ΔT is set to 15 C the set temperature above 60 C will take effect Target Zone 2 Water Temperature Heat mode during SG ready control o If buffer tank selection is NO then following shift is carried out While digital input is 10 or 11 then Final Target Zone 2 water temperature Target Zone 1 water temperature SG ready setting remote control menu o If buffer tank selection is YES No shift of T...

Page 88: ...the temperature for heat pump to operate refer to indoor water outlet sensor Heat pump and water pump OFF when ROOM Thermo OFF Both Zone thermo OFF by Room Th or Room Thermostat Buffer Tank Connection select YES o 1 zone system or 2 zone system select Each zone control by each sensor which select from either one of the 4 room sensor Target Zone 1 2 Water Temperature calculate base on selected temp...

Page 89: ... mode switching is judged by both outdoor ambient temperature and indoor air temperature 13 1 8 Auto Cooling Mode Operation Limit 8 C Compressor ON Compressor OFF Outdoor Ambient Temperature 10 C Auto Mode Cooling Only operation will start once the outdoor ambient temperature reaches 10 C and compressor will continue to run until the outdoor ambient temperature drops to 8 C Due to this limitation ...

Page 90: ...seconds heat pump OFF but water pump continue ON Heat pump thermo ON temperature 1 Heat pump thermo ON temperature water inlet during thermo OFF time 3 C 2 When water outlet temperature heat pump thermo ON temperature heat pump ON Water inlet thermo protection condition Heat pump thermo OFF temperature 1 Water inlet temperature 60 C for continuously 30 seconds heat pump OFF water pump continue ON ...

Page 91: ...y control panel External Heater control External heater only operate to tank side if tank heater ON External Heater select 13 1 10 Heat Tank Mode Operation 1 3 ways valve control o 3 ways valve switch to room side during room heat up interval and switch to tank side during tank heat up interval Both modes will switch alternately Tank mode is the initial running mode of Heat Tank mode 2 Heat pump o...

Page 92: ...n ON if room heat pump thermo ON OR Tank thermo ON 13 1 11 Cool Tank Mode Operation 1 3 ways valve control o 3 ways valve switch to room side during room cooling interval and switch to tank side during tank heat up interval Both mode will switch alternately Tank mode is the initial mode of cool tank mode 2 Heat pump operation control o During room heat up interval Follow normal cooling operation S...

Page 93: ... heater is select Once room cooling interval switch to tank heat up interval tank heater will turn OFF and tank heater delay timer will start counting Tank heater turns ON after tank heater delay timer is fulfill and tank temperature is lower than tank set temperature Tank heater delay timer is clear when switch to room cooling interval If internal tank heater is select and tank heater ON Internal...

Page 94: ...n room thermo OR tank thermo OR buffer tank thermo OFF Water pump will delay 15 seconds to turn OFF when request to OFF except during anti freeze deice activate or air purge mode Pump ON Request YES NO NO YES ON Water Pump OFF Water Pump Pump ON Time 70 Sec YES Water Flowrate Abnormal 60 Sec H62 Error Display at Remote Controller Maximum pump speed setting on remote control When Pump flowrate sett...

Page 95: ...for different pump HEX duty 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 0 5 10 15 20 25 30 35 40 45 50 55 Pressure P kpa Water Flow Rate Q L min P Q WH MXC16J9E8 Max duty C5 16kW raed duty 94 Min duty 46 ...

Page 96: ...to transfer heat to pool water Pool pump P3 circulates the pool water through the heat exchanger to get warm water Zone 1 and Zone 2 water pump start condition o Zone room request ON eg Zone 1 thermo ON only zone 1 pump will turn ON Zone 1 and Zone 2 water pump stop condition o Zone room request OFF Pool water pump start condition o Pool Zone request ON AND o Pool function is selected Pool water p...

Page 97: ...d by both Indoor anti freeze control or zone anti freeze control 13 2 3 Water Pump Speed Feedback Error Basically pump speed feedback is control by micon When pump speed is below low limit or over high limit for a few seconds micon detect pump error and system is stopped Error detection conditions o Detect abnormal water pump speed for continuous 10 secs o Current pump speed 700 rpm or o Current p...

Page 98: ...ntinuously 10 seconds the water pump will be OFF immediately 3 After water pump OFF for more than 10 minutes it will be ON back and the indoor unit safety control checking is restarted YES YES YES NO to normal mode 10s Flow SW ON Pump ON Pump OFF 10 mins Water In 80 C for 10s 13 4 Auto Restart Control 1 When the power supply is cut off during the operation of Air to Water Heatpump the compressor w...

Page 99: ...evious Backup heater Off o Heater Stop condition a Force mode off OR b When water outlet temperature water set temperature Remote Control Heater OFF Setting for continuous 15 secs Do not operate heater at the following situation 1 Water outlet temperature sensor and water inlet sensor abnormal 2 Flow switch abnormal 3 Circulation pump stop condition 13 6 2 Room Heater Operation during Deice Purpos...

Page 100: ... heat up tank when select external Internal Backup Heater use to heat up tank when select internal When select External Tank Heater Heater Delay ON Timer need to set range 20 min 3 hrs 2 Tank Heater ON OFF selection by user The remote control Tank set Temperature range will change according to the External and Internal Tank Heater use Tank Heater Selection Range External 40 75 C Internal 40 65 C ...

Page 101: ...ing heat pump startup time in tank mode or during switching from heating heat up interval to tank heat up interval in heat tank mode 5 Tank temperature tank set temperature Remote controller Set Tank Re heat Temp 1 C 6 20 minutes since previous heater off TANK HEATER DELAY TIMER is clear when tank heat up interval end Tank heater Turn Off condition 1 Tank temperature tank set temperature 0 C for c...

Page 102: ...tion 13 8 Base Pan Heater Control Optional To enable the base pan heater function control panel initial setting has to be manually adjusted by activating Base Pan Heater menu There are 2 optional start condition can be selected Type A or Type B Control details 1 Type A Default Auto Mode Start conditions o When outdoor air temperature 3 C during heating and deice operation is ON Control contents o ...

Page 103: ...est ON by user OR auto turn ON by remote controller during error AND Force Heater mode can be operate regardless of mode selection remocon will send the latest mode selection and force bit to indoor Indoor will judge to turn ON heater to room side if it is heat mode selected and turn ON heater to heat up tank water base on tank heater selection During Error Happen exclude the error list below Erro...

Page 104: ...emperature water set temperature Remote Control Heater OFF Setting for continuous 15 secs OR ON OFF follow normal heater sequence Tank side Tank mode 1 When tank mode select and force heater bit received turn ON backup heater INTERNAL or Booster Heater External depend on the tank heater selection 2 If tank heater selection is INTERNAL follow normal thermo judgement to switch 3 ways valve to tank s...

Page 105: ...l PCB is not connected o Target water temperature will shift up to Wlo or Whi whichever higher If system is extension system Optional PCB is connected o Target water Zone 1 and Zone 2 temperature will shift up to Wlo or Whi whichever higher If Direct Type temperature control is select this powerful shift up setting is not effective Start condition o Powerful function is select by remote control En...

Page 106: ...arget tank set temperature will internally change to boiling set temperature o During sterilization activates heat pump and heater external or internal will operate as normal tank mode to achieve the boiling set temperature o Sterilization operation will end when stop condition is fulfill o After sterilization is complete tank set temperature will resume to normal operation Tank temperature may no...

Page 107: ...judge the Extra outdoor sensor error only after operation ON request received from remocon F36 display if error detect No judge error on original outdoor sensor 13 16 Force DHW mode Purpose When user want to use hot water now user can press this force DWH mode under the quick menu to operate tank only mode to boil up the tank temperature Remocon setting Force DHW function can be activate under qui...

Page 108: ...e stop time and SMART ON Temperature can change in CUSTOM menu STANDARD DHW Mode Heat pump always reheat the tank water when tank temperature as below condition Condition 1 Tank Heater ON Reheat when tank temperature below tank set temperature R C Tank re heat temperature Condition 2 Tank Heater OFF Reheat when tank temperature below Tank set temperature or tank limit temperature Whichever lower R...

Page 109: ...e shift to back up heater anti freeze control However if flow switch is abnormal H62 then water pump circulation anti freeze control will not activate 3 Back up heater anti freeze control Back up heater turn ON when ALL below conditions is fulfilled o Water inlet outlet temp 6 C o Water pump circulation anti freeze control activated and water pump ON for 4 minutes Back up heater turns OFF when ANY...

Page 110: ... to alert on the high water temperature may flow to the zone circuit or DHW piping circuit Therefore pipe which withstand higher water temperature need to be installed Solar remote control setting 1 Solar Setting can only be set when the optional PCB connection is select YES 2 By remote controller Setting as below list can be set for solar function operation Installer Menu o Solar Function YES or ...

Page 111: ... o During Tank sensor DHW or Buffer depend on selection abnormal Solar operation will not able to function o During Solar Panel sensor detect OPEN not include SHORT Solar operation will not able to function too 13 21 Boiler Bivalent Control Boiler is an additional or alternative heat source to heat up the room when necessary Purpose of this control is to turn ON and turn OFF the Boiler output sign...

Page 112: ... under Heat Direction o Start Temperature START_TEMP o Start Delay Timer START_TIMER o Stop Temperature STOP_TEMP o Stop Delay Timer STOP_TIMER 4 Setting data under DHW Direction o Delay Timer DELAY_TIMER Control detail During operation ON at Heat Mode o Boiler signal turns ON when Outdoor ambient Outdoor Ambient Set AND Buffer tank temperature Target Buffer Tank Temperature START_TEMP for START_T...

Page 113: ...nues for 5 minutes o Zone1 water temp 85 C continues for 5 minutes o Zone2 Water temp 85 C continues for 5 minutes Contents After start condition fulfilled set boiler prohibit flag 1 Cancel condition o After 30 minutes from start condition fulfilled Contents Set boiler prohibit flag 0 13 22 External Room Thermostat Control Optional Purpose 1 Better room temperature control to fulfill different tem...

Page 114: ...And when indoor running cool mode refer thermo On Off from cooling line feedback Heat pump Off immediately when receive thermo off feedback 13 23 Three Ways Valve Control Purpose 3 ways valve is used to change flow direction of hot water from heat pump between heating side and tank side Control contents 1 3 ways valve switch Off o During 3 ways valve switch Off time the hot water will provide heat...

Page 115: ...rn 2 point SPDT 3 wire M L N1 N2 COM Open Close M L NC N1 N2 M L NO N1 N2 AC230V During pump down mode fix 2 ways valve in close condition During force mode open 2 ways valve Recommended Parts SFA 21 18 Siemens 13 25 External OFF ON Control Communication circuit between indoor unit and external controller is as per below External Controller Panasonic PCB CN THERMO 5V 12V 1 2 mico Maximum length of...

Page 116: ...e latest operation setting and request 13 26 External Compressor Switch Optional PCB External compressor switch port can have two purpose of control as below Heat source ON OFF function Dip switch Pin 3 on PCB OFF Heater ON OFF function Dip switch Pin 3 on PCB ON Heat source ON OFF function Purpose Heat pump ON OFF function is use to turn OFF the high power consumption device Heat pump Heater when...

Page 117: ...ch This kind of heat cool switch may built in inside the field supply room remocon as well Control contents Heat Cool Switch can only be set when Cool Function is enable at custom menu setting Extension PCB select YES Zone 1 not set Pool condition This heat cool switch control will be activate only when installer set the Heat Cool Switch USE through remocon Once the Heat Cool Switch Set USE remoco...

Page 118: ...om 10 or 11 back to 00 While digital input is detected 01 HP stop o Heat pump room heater tank heater cannot operate Solar control and Boiler back up and 2 Zone control can activate While digital input is detected 10 Capacity 1 o Target temperature for heating and DHW Tank is changed according to the percentage set by Remote control setting o Target water temperature of cooling is changed accordin...

Page 119: ...g water set apply While digital input is detected 11 Capacity 2 o Setting temperature for heating and Tank is changed However which setting temperature is change depend on system setting If Buffer selection is YES Room side New Target Buffer tank temperature Current Target Buffer Tank Temperature Remote Control setting capacity 2 Max Min regulation is follow Target Buffer tank temperature control ...

Page 120: ...Promotes energy saving by allowing the user to stop the system during holiday and enables the system to resume at the preset temperature after holiday Control details o Indoor operate the unit according running mode request Target temperature will follow holiday setting temperature If heat mode request is receive Target Water Out Temperature will change according to holiday shift temperature set I...

Page 121: ...ture Heat pump will operate according to Heat pump Target Water Temperature o After complete day 1 setup operation day 2 data will be send to indoor at 12 00am on the second day o Each preset data will be send every day until dry concrete mode is complete unit will turns OFF and exit dry concrete function o 3 ways valve and booster heater will turn OFF and 2 ways valve will turns ON Cancel conditi...

Page 122: ...Heating 15 4 17 4 Cooling 9 0 17 4 A DC Peak Current Control 1 When the current to IPM exceeds set value compressor will stop Compressor will restart after three minutes 2 If the set value exceeds again for more than 30 seconds after the compressor restarts operation will restart after two minutes 3 If the set value exceeds again for within 30 seconds after the compressor restarts operation will r...

Page 123: ...te with limited operation Outdoor temperature Max current value is regulated 14 1 7 Crank Case Heater Control Purpose For compressor protection during low outdoor ambient operation during heating low temperature operation Control content a Trigger heater START condition o When the outdoor air temperature is below than 4 5 C and discharge temperature is 9 11 C or below b Resetting heater STOP condi...

Page 124: ...e judging condition Outdoor Temperature C Outdoor Unit Deice Control 30 25 20 15 10 10 5 0 5 30 20 10 0 10 20 30 Beta OD Pipe Temperature C Deice mode selection condition o There are 2 deice modes according to water inlet temperature and outdoor ambient temperature the deice mode is decided Water inlet temperature Deice mode 1 Deice mode 2 60 C 27 C Outdoor ambient temperature 10 C Judgement detai...

Page 125: ...mpressor Deice mode 2 max 30 minutes Normal Deice 4 6 N O N O F F O OFF OFF 0 ON ON OFF Free Free Free Free ON OFF OFF 1 2 3 4 5 6 7 8 Heating operation 14 2 3 Force Defrost Operation Force defrost can be set through remote control with two selection Manual OR Auto If Manual defrost set heat pump only run force defrost at heat mode when force defrost request from quick menu remote control If Auto ...

Page 126: ...or starts Compressor frequency will adjust base on outdoor air temperature Limited frequency Compressor stop Free 24 C 22 C 10 C 8 C 14 3 2 Freeze Prevention Control 1 1 When indoor heat exchanger temperature is lower than 0 C continuously for 10 seconds compressor will stop operating 2 Compressor will resume its operation three minutes after the indoor heat exchanger is higher than 1 C 3 Indoor h...

Page 127: ... difference in installation height If the height difference between the Mono bloc unit and the highest point of the system water circuit H is more than 7m please adjust the initial pressure of the expansion vessel Pg according to the following formula Pg H 10 30 kPa 15 2 Maintenance In order to ensure optimal performance of the unit seasonal inspections on the unit functional check of RCCB field w...

Page 128: ...128 15 3 Pump Down Procedures Refer below steps for proper pump down procedure Screen 4 Press SW scroll to Pump down Press ...

Page 129: ... min Press or SW to select confirm maximum duty Range 0 x40 0xFF Screen 6 Screen 5 Press or SW to select confirm operation 11 00am Mon NOTE 1 Whenever at Screen 5 if press SW to OFF pump operation should be turned OFF 2 Whenever at Screen 6 if press SW to OFF pump operation should be turned OFF ...

Page 130: ...130 15 5 How To Unlock Cool Mode Operation must be OFF Display latest status retrieved from EEPROM Press SW s continuously for 5secs ...

Page 131: ...ess is complete initialization process will re start from beginning Press simultaneously for 5secs continuously initialization process During EEPROM default data setup process display should be as shown below 0 2s Later 0 2s Later 0 2s Later EEPROM default data setup is only possible during initialization process Real time and date will blink ...

Page 132: ...15 7 Dry Concrete Setup 11 00am Mon Screen 4 Screen 5 Screen 6 Once ON is confirm stage 1 setup will start Every day stage will increment with its respective setup Next Page Press scroll to Installer setup ...

Page 133: ...se to select 10 stages then setup will start from stage 1 10 Press or button to select set temperature Press button to store latest status Move to next stage 2 10 Repeat the same procedure Move to next stage 10 10 Repeat the same procedure Press to store latest status the the display will return to Screen 4 Press button to return to stage 9 10 ...

Page 134: ...ure relief valve Lever Turn down Pressure relief valve o Start filling water with pressure more than 0 1 MPa 1 bar to the Mono bloc unit via water inlet Stop filling water if the free water flow through Pressure Relief Valve drain hose o Turn ON the power supply and make sure Water Pump is running o Check and make sure no water leaking at the tube connecting points o Reinstall the Cabinet front pl...

Page 135: ... supply to the Mono bloc unit This testing could only be done when power is supplied to the Mono bloc unit WARNING Be careful not to touch parts other than RCCB test button when the power is supplied to Mono bloc unit Else electrical shock may happen o Push the TEST button on the RCCB The lever would turn down and indicate 0 if it functions normal o Contact authorized dealer if the RCCB malfunctio...

Page 136: ... sensor within 2 2 C range NOTE Please use only when sensor is deviated It affects temperature control Reset password Reset password 16 1 3 Custom Menu Setting method of Custom menu Custom menu 12 00am Mon Cool mode Back up heater Reset energy monitor Reset operation history Select Confirm Please press for 10 sec Items that can be set Cool mode Set With Without Cooling function Default is without N...

Page 137: ...de Temperature Below 60 C pH 7 to 9 Alkalinity 60mg I HCO3 300mg I Conductivity 500μS cm Hardness Ca Mg HCO3 5 Chloride 200mg l at 60 C Sulphate SO4 2 100mg I and HCO3 SO4 2 1 Nitrate NO3 100mg I Chlorine 0 5mg l 16 1 4 2 External Filter Solids in the water must be filtered Minimum filter mesh size required for the field supply external filter in the water inlet is 20 mesh ...

Page 138: ... no electrical problems before inspecting the refrigeration cycle Such problems include insufficient insulation problem with the power source malfunction of a compressor and a fan The normal pressure of the refrigeration cycle depends on various conditions the standard values for them are shown in the table on the right ...

Page 139: ...ressure Electric current during operation Low Pressure High Pressure Electric current during operation Water leakage or insufficient water flow rate in the system Excessive amount of refrigerant Inefficient compression Insufficient refrigerant gas leakage Outdoor heat exchange deficiency Clogged expansion valve or Strainer Carry out the measurements of pressure electric current and temperature fif...

Page 140: ...l LED will again blinks and error code will be display The error code will store in IC memory To check the error code When an abnormality occurs system will stop operation and OFF ON control panel LED will blink Error code of the abnormality will be display on the control panel To determine the abnormality description the error code table needs to be referred eg Blinking Error number Press to sele...

Page 141: ...141 Press button and select System Check Display last 4 error retrieved from EEPROM Screen 4 Press SW to select Error history ...

Page 142: ...r Continue for 5 sec Water temperature Zone 1 sensor H44 Abnormal Zone 2 sensor Continue for 5 sec Water temperature Zone 2 sensor H62 Water flow abnormality Continue for 1 min Water flow sensor H63 Abnormal low pressure sensor 4 times in 20 minutes Low pressure sensor defective or disconnect H64 Refrigerant high pressure abnormality 5V Continue for 5 sec 0V 4 times occurrence within 120 minutes O...

Page 143: ...s Insufficient refrigerant Outdoor PCB Compressor low compression F25 Cooling Heating cycle changeover abnormality 4 times occurrence within 30 minutes 4 way valve V coil F27 Pressure switch abnormality Continue for 1 min Pressure switch F30 Water outlet sensor 2 abnormality Continue for 5 sec Water outlet sensor 2 defective or disconnected F32 Abnormal Internal Thermostat Continue for 5 sec Contr...

Page 144: ...eration of cooling and heating the capability rank of indoor checked by the outdoor is used to determine connection capability rank abnormality Malfunction Caused 1 Wrong model interconnected 2 Wrong indoor unit or outdoor unit PCB main used 3 Faulty indoor unit or outdoor unit PCB main Abnormality Judgment Continue for 90 seconds ...

Page 145: ...ion of cooling and heating the temperatures detected by the compressor tank temperature sensor are used to determine sensor error Malfunction Caused 1 Faulty connector connection 2 Faulty sensor 3 Faulty outdoor unit PCB main Abnormality Judgment Short circuit Continue for 5 seconds Open circuit Continue for 120 seconds ...

Page 146: ...rn OFF the power Check if the water pump connector connection normal Disconnect the water pump connector CN PUMP2 Turn ON the power and check the input voltage of the water pump from indoor unit PCB Is the water pump drive power supply voltage range between 280 373Vdc pin1 4 generated Is the water pump control power supply 15Vdc pin5 4 generated Operate the water pump is the duty command range bet...

Page 147: ... Replace the indoor unit PCB main Check the CN TH1 connector connection Turn OFF the power Check the connector connection Check the indoor refrigerant liquid temperature sensor Plug out connector from the outdoor unit PCB main Measure the resistance of the indoor refrigerant liquid temperature sensor Is the CN TH1 connector connection normal Is the measured resistance of the indoor refrigerant liq...

Page 148: ...breakdown always switch off the power before remove and connect the component Open the 3 way valve Replace the indoor ref pipe temperature sensor Defect in outdoor unit PCB main Replace the outdoor unit PCB main Defect in outdoor high pressure sensor Replace the outdoor high pressure sensor Check the 3 way valves Is the 3 way valve closed Check for clogged expansion valve or strainer Is the expans...

Page 149: ...t Continue for 5 seconds For safety reason and to prevent component breakdown always switch off the power before remove and connect the component YES Correct sensor connection NO YES Abnormal solar sensor H28 happens check connection at CN207 normal Change solar sensor NO Measure resistance of sensor match characteristic Change Indoor sub PCB Caution ...

Page 150: ...seconds For safety reason and to prevent component breakdown always switch off the power before remove and connect the component YES Change swimming pool sensor NO YES Measure sensor resistance match swimming pool sensor characteristic Correct sensor connection NO H31 happens check connector sensor at CN204 connection normal Abnormal swimming pool sensor Change Indoor sub PCB Caution ...

Page 151: ...s For safety reason and to prevent component breakdown always switch off the power before remove and connect the component YES Correct connection NO Change buffer tank sensor NO YES Disconnect sensor from sub PCB measure resistance of sensor and compare against characteristic same Abnormal buffer tank sensor H36 check buffer tank sensor connection at CN205 normal Change sub PCB Caution ...

Page 152: ...ot match For safety reason and to prevent component breakdown always switch off the power before remove and connect the component YES Use only Panasonic units Change to Panasonic unit NO Brand code not match Check the brand of indoor and outdoor unit both Panasonic Change PCB outdoor Caution ...

Page 153: ...hanger Check the outdoor unit fan motor operation Is the outdoor unit fan motor operate normally Check for gas leakage Is the oil oozing out from the 2 3 way valve Check for clogged expansion valve or stainer Is the expansion valve or strainer clogged ice formed Reclaim and recharge for a specified amount of fresh refrigerant Is the outdoor unit heat exchanger dirty Check the outdoor air passage I...

Page 154: ...ent breakdown always switch off the power before remove and connect the component NO YES YES Check plug out connector from zone 1 connector sub PCB in match the PCB measure resistance of zone 1 sensor characteristic Abnormal zone 1 sensor Check the turn off power check connector connection Normal Poor contact Correct connection NO Defective zone sensor Defective zone sensor Replace sensor Defectiv...

Page 155: ...e for 5 seconds For safety reason and to prevent component breakdown always switch off the power before remove and connect the component YES Correct abnormal connection NO Change sensor zone 2 YES Plug out from sub PCB check sensor characteristics measure resistance is it match Abnormal zone 2 sensor Turn off power check connector connection normal Change PCB Caution ...

Page 156: ...nnect the component Check the system water pump Is the CN FLOW connector connection normal Is there any continuity Check the system water passage Is the water pump working Is there any water leakage Yes Yes Yes Yes No No No No Replace the faulty water pump Connector poor contact Correct the connection Defect in indoor water flow switch Replace the indoor water flow switch Defect in indoor unit PCB...

Page 157: ...onnection Check the continuity of the outdoor unit PCB main high pressure sensor connector CN HPS Plug out connector from the outdoor unit PCB main Measure the continuity pin 1 3 GND and pin 1 4 5 V of CN HPS Is the CN HPS connector connection normal Is the measured voltage 0 Vdc or 5 Vdc Reconnect the high pressure sensor connector to the outdoor unit PCB main Turn ON the power and run the system...

Page 158: ...ect in indoor unit PCB Replace the indoor unit PCB Stop operation and turn OFF power Plug out the connector of water flow switch CN FLOW in the indoor unit PCB and measure its continuity Check if external water pump is used and it is directly installed to the air to water heatpump indoor unit circuit without buffer tank Turn OFF the power Disconnect indoor unit water pump connector CN PUMP2 Operat...

Page 159: ... 5 seconds For safety reason and to prevent component breakdown always switch off the power before remove and connect the component YES Correct connection NO Change external thermistor 1 NO YES Disconnect sensor from sub PCB measure resistance of sensor and compare against sensor characteristic same Abnormal external thermistor 1 Check CN205 connector on sub PCB normal Change sub PCB Caution ...

Page 160: ...For safety reason and to prevent component breakdown always switch off the power before remove and connect the component YES Correct external thermistor 2 sensor connector NO Change external thermistor 2 NO YES Check resistance of external thermistor 2 compare against characteristic of external thermistor same Abnormal external thermistor 2 Check connector CN205 on sub PCB normal Change sub PCB Ca...

Page 161: ...k the indoor backup heater incoming AC power supply 2 Turn ON power supply 2 RCCB Measure the AC voltage between RCCB s L1 N1 Measure the AC voltage between PCB s AC2 L3 AC2 N2 Check indoor backup heater OLP continuity Turn OFF power supply Reset heater 1 OLP Measure the continuity of OLP Is there any continuity Check the CN OLP1 connector connection Turn OFF the power Check the connector connecti...

Page 162: ...sembly no 15 and no 16 and CN TH2 connector connections Turn OFF the power Check the connector connections Check the tank temperature sensor Plug out connector from the indoor unit PCB main Measure the resistance of the tank temperature sensor Is the measured resistance of the tank temperature sensor matches the value specified in its characteristic chart Is the terminal board assembly no 15 and n...

Page 163: ... Faulty indoor sub PCB Abnormality Judgment After 1 minute operation started For safety reason and to prevent component breakdown always switch off the power before remove and connect the component YES Correct connection at CN PWR NO YES PCB communication error H74 happens check connection at CN PWR normal YES Abnormal AC POWER supply NO Check CN PWR 230 240 V Replace sub PCB NO Check CN COMM situ...

Page 164: ...er Check the connector connection Check the DC voltage from the indoor unit PCB main Plug out connector from the indoor unit PCB main Turn ON the power Measure the DC voltage pin 1 4 of CN REMOTE Is the CN REMOTE connector connection normal Is the remote controller control panel voltage 5 Vdc pin 1 4 generated Check the control panel cable connection Is the control panel cable connection normal De...

Page 165: ...wer supply waveform Abnormality Judgment Continue for 1 minute after operation Troubleshooting For safety reason and to prevent component breakdown always switch off the power before remove and connect the component Check the indoor outdoor units connection wires Is there any wiring error Is the Vdc fluctuate between 45 60 Vdc Is the Vdc fluctuate between 15 60 Vdc Turn OFF the power and disconnec...

Page 166: ...est pen to push this button to reset OLP Multimeter to measure continuity Is the abnormality happened during operation of tank booster heater Defect in indoor unit PCB main Replace the indoor unit PCB main Connector poor contact Correct the connection Defect in tank booster heater OLP Replace tank booster heater OLP Defect in indoor unit PCB main Replace the indoor unit PCB main Is the CN OLP1 con...

Page 167: ...Defect in outdoor unit PCB main Replace the outdoor unit PCB main Connector poor contact Correct the connection Check the AC voltage from outdoor unit PCB noise filter Turn OFF the power Plug out connector AC BLK CN BLK CN WHT from the outdoor unit PCB noise filter Turn ON the power Measure the AC voltage between AC BLK CN WHT Check the AC voltage supply to outdoor unit PCB main Turn OFF the power...

Page 168: ...r clogged expansion valve or strainer Is the expansion valve or strainer clogged ice formed Check refrigerant amount Is the additional refrigerant amount filled correctly Yes Yes Yes Yes Yes Yes No No No No No No Yes Is the water pump working Check the system water flow rate Is there any water leakage Check the system water passage Is the water pump speed adjusted according to system hydraulic ext...

Page 169: ...al refrigerant amount filled correctly Check for clogged expansion valve or strainer Clean the heat exchanger Yes Yes Yes Yes No No No Yes Yes No No No Replace the outdoor unit fan motor and or outdoor unit PCB main Reclaim and recharge with correct amount of refrigerant Replace the expansion valve and or strainer Reclaim and recharge refrigerant Replace the outdoor unit PCB main Replace the outdo...

Page 170: ...s the expansion valve or strainer clogged ice formed Check refrigerant amount Is the additional refrigerant amount filled correctly Does it conform to the sensor characteristic chart Check the indoor refrigerant liquid temperature sensor Yes Yes Yes Yes Yes Yes Yes Is the water pump working Check the system water flow rate Check the system water passage Is there any water leakage Check the 2 way v...

Page 171: ...ge Is the 2 3 way valve closed Is there any water leakage Check for clogged expansion valve or strainer Is the expansion valve or strainer clogged ice formed Check refrigerant amount Is the additional refrigerant amount filled correctly Check the outdoor air passage Is there any short circuit Is the water pump working Check the system water flow rate Is the water pump speed adjusted according to s...

Page 172: ...and W connector connection at outdoor unit PCB main and compressor terminal From the disconnected harnesses U V and W connect them to the inverter checker Turn ON the power and operate the system Check the inverter checker 6 LEDs blinking condition Is the connector connection normal Is the blinking of the 6 LEDs in same sequence condition Disconnect the harnesses U V and W from the compressor term...

Page 173: ...ore remove and connect the component Turn OFF the power and disconnect the fan motor connector Turn ON the power Check the output of the fan motor from outdoor unit PCB main Is the fan motor power supply voltage 325 Vdc pin 1 4 generated Is the fan motor control voltage 15 Vdc pin 5 4 generated Operate the fan motor is the rotation command voltage 1 5 Vdc pin 7 4 generated Does the fan rotate smoo...

Page 174: ...2 Faulty outdoor unit PCB main Abnormality Judgment Continue 3 times in 20 minutes Get restarted and measure the AC current from the outdoor LIVE terminal Is the measured AC current over exceeding the following table No Replace the outdoor unit PCB main Reclaim and recharge with correct amount of refrigerant Replace the outdoor unit PCB main Check refrigerant amount Excess refrigerant Yes Yes No T...

Page 175: ...emove and connect the component Check the outdoor discharge pipe temperature sensor Does it conform to the sensor characteristic chart Check the 2 3 way valve Check for clogged expansion valve or strainer Is the expansion valve or strainer clogged ice formed Is abnormality happened again Reclaim and recharge for a specified amount of fresh refrigerant Is the 2 3 way valve closed Check for gas leak...

Page 176: ...ormality Judgment Continue 4 times in 30 minutes Troubleshooting For safety reason and to prevent component breakdown always switch off the power before remove and connect the component Check the outdoor unit installation condition Is there any improper heat radiation Is the outdoor unit fan motor operating Reinstall the outdoor unit Remove the obstacle s Replace the outdoor unit fan motor Defect ...

Page 177: ...U V and W Measure the winding resistance between U V V W and W U Are the compressor s winding resistance U V V W or U W shorted Compressor defective due to winding shorted Replace the compressor Outdoor eletronic circuit defect due to power transistor shorted Replace the outdoor unit PCB main Checking the power transistor Never touch any live parts for at least 10 minutes after turning off the cir...

Page 178: ...ensor or high pressure sensor 3 2 3 way valve closed 4 Clogged expansion valve or strainer 5 Faulty outdoor unit PCB main 6 Poor compression of compressor Abnormality Judgment Continue 2 times in 30 minutes Check for gas leaking Is the leaking found Does it conform to sensor characteristics Is the pressure sensor value and actual mismatched Replace the pressure sensor Yes Yes Repair leak point or ...

Page 179: ...e coil disconnected loose Is the harness out of the CN HOT connector Check the continuity of the four way valve coil Is the voltage supply to four way valve 230 Vac Disconnect the harness from the CN HOT connector Resistance between harness about 1 5 kohm Measure AC voltage supply to CN HOT pin 1 3 during heating operation Does it conform to the sensor characteristic chart Is F25 occur during heat...

Page 180: ...ction Check the continuity of the outdoor high pressure switch Plug out outdoor high pressure switch connector from CN PSW1 channel Measure the connector continuity Is the CN PSW1 connector connection normal Is there any continuity Defect in outdoor unit PCB main Replace the outdoor unit PCB main Defect in outdoor high pressure switch Replace the outdoor high pressure switch No Yes Yes No Connecto...

Page 181: ...et Water Outlet Sensor Characteristic 10 0 10 20 30 40 50 50 60 70 80 90 100 110 120 40 30 10 20 0 Temperature C Resistance K No No Yes Yes Check the CN TH3 connector connnection Turn OFF the power Check the connector connection Connector poor contact Correct the connection Defect in indoor water outlet temperature sensor Replace the indoor water outlet temperature sensor Defect in indoor unit PCB...

Page 182: ...es Check the CN TH1 connector connnection Turn OFF the power Check the connector connection Connector poor contact Correct the connection Defect in outdoor air temperature sensor Replace the outdoor air temperature sensor Defect in outdoor unit PCB main Replace the outdoor unit PCB main Check the outdoor air temperature sensor Plug out connector from the outdoor unit PCB main Measure the resistanc...

Page 183: ... connnection Turn OFF the power Check the connector connection Connector poor contact Correct the connection Defect in indoor water inlet temperature sensor Replace the indoor water inlet temperature sensor Defect in indoor unit PCB main Replace the indoor unit PCB main Check the indoor water inlet temperature sensor Plug out connector from the indoor unit PCB main Measure the resistance of the in...

Page 184: ...s Yes Check the CN DIS connector connnection Turn OFF the power Check the connector connection Connector poor contact Correct the connection Defect in outdoor discharge pipe temperature sensor Replace the outdoor discharge pipe temperature sensor Defect in outdoor unit PCB main Replace the outdoor unit PCB main Check the outdoor discharge pipe temperature sensor Plug out connector from the outdoor...

Page 185: ...r before remove and connect the component Yes Yes No No No Yes Check the supply voltage Are the compressor s winding resistance U V V W U W uniform Check the compressor winding resistance Turn OFF the power supply and disconnect the harnesses U V and W Measure the winding resistance between U V V W and W U Correct the power supply Replace the compressor Replace the outdoor unit PCB main Defect in ...

Page 186: ...Yes Check the CN TH1 connector connnection Turn OFF the power Check the connector connection Connector poor contact Correct the connection Defect in outdoor pipe temperature sensor Replace the outdoor pipe temperature sensor Defect in outdoor unit PCB main Replace the outdoor unit PCB main Check the outdoor pipe temperature sensor Plug out connector from the outdoor unit PCB main Measure the resis...

Page 187: ...heck the CN TH2 connector connnection Turn OFF the power Check the connector connection Connector poor contact Correct the connection Defect in outdoor defrost temperature sensor Replace the outdoor defrost temperature sensor Defect in outdoor unit PCB main Replace the outdoor unit PCB main Check the outdoor defrost temperature sensor Plug out connector from the outdoor unit PCB main Measure the r...

Page 188: ...er Outlet Sensor Characteristic 10 0 10 20 30 40 50 50 60 70 80 90 100 110 120 40 30 10 20 0 Temperature C No No Yes Yes Check the CN TH1 connector connnection Turn OFF the power Check the connector connection Connector poor contact Correct the connection Defect in indoor water outlet temperature sensor Replace the indoor water outlet temperature sensor Defect in indoor unit PCB main Replace the i...

Page 189: ...rs again turn OFF the power Replace the pipe flare or union nuts Reclaim and recharge refrigerant While the system is still in heating operation further check by touching if Compressor discharge pipe is cold Compressor body is warm to confirm the compressor low compression Measure the current from the outdoor LIVE terminal While the system is still in heating operation check the discharge pressure...

Page 190: ...tion may result in electric shocks WARNING Be sure to switch off all the power supply before performing each of the below action 18 1 To Remove The Cabinet Front Plate 1 Remove 4 mounting screws 2 Slide the cabinet fron t plate downward to release the pawls Then pull it toward front to remove it Cabinet Front Plate Screws 18 2 To Remove The Cabinet Top Plate 1 Remove the 13 mounting screws 2 Lift ...

Page 191: ...o Remove The Cabinet Rear Plate 2 Remove 7 mounting screws 1 Remove 4 mounting screws 18 4 To Remove Pressure Gauge Pressure Gauge 2 Use spanner to release nut of pressure gauge For WH MXC12J9E8 and WH MXC16J9E8 ...

Page 192: ...1 L3 AC2 L3 AC2 N1 CN PWR CN HT L2 G03 L1 CN PUMP1 CN TH3 CN TH1 CN FLWSEN CN PWR4 CN PWR2 CN PWR3 CN CNT CN OLP1 G02 AC1 L2 AC1 L1 HT1 L1 AC2 L1 HT1 L2 AC2 L2 CN3 CN4 CN5 CN6 2 Disconnect all lead wires of G01 Green G02 Green G03 Green AC2 N2 White AC2 L2 Yellow Data Red AC1 N White AC1 L3 Black and ACL3 Black Electronic Controller Board For WH MXC12J9E8 WH MXC16J9E8 ...

Page 193: ...Valve Packing Air Purge Valve 1 Turn the Air Purge Valve anti clockwise then release the retaining ring and pull out the air purge valve 18 7 To Remove Flow Sensor 1 Disconnect the connector of CN FLWSEN from the Water side Electronic Controller Board 3 Lift up slowly to remove the flow sensor 2 Remove 2 retaining ring Flow Sensor When reinstall the water pipe use grease or water at the joining ...

Page 194: ...acket When reinstall the water pipe use grease or water at the joining 3 Remove 2 retaining ring then slowly pull out the water pump If pump is replace please follow below instruction 1 Please fix bag around the connector as shown and seal it with a band Make sure bag opening facing down To prevent water accumulate Hose Band ...

Page 195: ...minal cover by releasing 1 screw then remove the Overload Protector OLP lead wire Blue Black and Orange RED WHITE LEAD WIRE FIXING FOR HEATER 2 1 2 1 WHITE ORANGE LEAD WIRE FIXING FOR OLP BLUE BLUE BLACK BLACK ORANGE ORANGE 3 Remove 1 screw from the Heater Bracket 4 Release 2 retaining ring and slowly remove the Heater Complete Heater ...

Page 196: ... Remove Filter 1 Remove the access cover by removing 2 screws Water Filter 1 Set 2 valve for the Water Filter Set to CLOSE 2 Pull up the Water Filter set 3 Remove the retaining ring then remove the the Water Filter ...

Page 197: ...r temperature 7 C DBT 6 C WBT Indoor water inlet temperature 30 C Indoor water outlet temperature 35 C Outdoor Temperature C Input Power kW Capacity kW Outdoor Temperature C 15 800 15 900 16 000 16 100 16 200 16 300 20 17 14 11 8 5 2 1 4 7 10 13 16 19 22 25 2 300 3 520 4 740 5 960 7 180 8 400 20 17 14 11 8 5 2 1 4 7 10 13 16 19 22 25 ...

Page 198: ...re 35 C DBT C WBT Indoor water inlet temperature 12 C Indoor water outlet temperature 7 C Outdoor Temperature C Input Power kW Capacity kW Outdoor Temperature C 9 500 10 700 11 900 13 100 14 300 15 500 16 19 22 25 28 31 34 37 40 43 3 150 3 550 3 950 4 350 4 750 5 150 16 19 22 25 28 31 34 37 40 43 ...

Page 199: ...e 35 C DBT C WBT Indoor water inlet temperature 12 C Indoor water outlet temperature 14 C Outdoor Temperature C Input Power kW Capacity kW Outdoor Temperature C 11 500 13 000 14 500 16 000 17 500 19 000 16 19 22 25 28 31 34 37 40 43 3 350 3 560 3 770 3 980 4 190 4 400 16 19 22 25 28 31 34 37 40 43 ...

Page 200: ...e 35 C DBT C WBT Indoor water inlet temperature 12 C Indoor water outlet temperature 18 C Outdoor Temperature C Input Power kW Capacity kW Outdoor Temperature C 12 500 13 800 15 100 16 400 17 700 19 000 16 19 22 25 28 31 34 37 40 43 3 000 3 280 3 560 3 840 4 120 4 400 16 19 22 25 28 31 34 37 40 43 ...

Page 201: ...00 15 8 7 16000 7850 11 7 16000 9330 13 9 15000 9700 14 5 2 16000 6400 9 6 16000 7720 11 5 16000 9200 13 7 7 16000 4550 6 8 16000 5600 8 4 15600 6500 9 7 25 16000 3200 4 8 16000 4000 6 0 15500 4500 6 7 Note Between outdoor ambient 15 C and 20 C the water outlet temperature gradually decreases from 60 C to 55 C Only when ΔT is set to 15 C the set temperature above 60 C will take effect 19 3 Cooling...

Page 202: ...5 8 20 18 4 14 19 53 49 11 9 12 1 30 29 31 24 17 28 6 10 13 48 46 45 47 44 43 44 45 100 52 52 WH M XC16J9E8 STO RAGE RECOMMEN DATIONS Keep in good order tightly closed in acool well ventila ted place Keep the area dry Keep fr es hot surface welding operations and other heat sources ACXF85 7 3300 56235 164 WH M XC16J9E8 STO RAGE RECOMMEN DATIONS Keep in good order tightly closed in acool well venti...

Page 203: ...t System 59 60 50 52 55 56 55 56 53 57 58 58 54 54 51 61 28 66 80 46 46 76 Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts ...

Page 204: ... 70 35 13 12 10 4 5 20 26 14 14 89 78 8 7 9 23 13 34 72 73 11 13 87 25 21 24 74 68 Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts ...

Page 205: ...205 44 31 32 22 91 38 85 82 83 29 Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts ...

Page 206: ...17 PRESSURE GAUGE 1 CWB070003 18 PRESSURE RELIEF VALVE 1 ACXB62 00740 20 FILTER COMPLETE 1 ACXB51C00100 21 SENSOR COMPLETE WATER IN OUT REF TEMP 1 ACXA50C16670 22 SENSOR COMPLETE HEX WATER OUTLET 1 ACXA50C13140 23 REMOTE CONTROL COMPLETE 1 ACXA75C15751 24 RECEIVER 1 CWB141039 25 HOLDER COUPLING 1 ACXH35 01510A 26 CABINET SIDE PLATE 1 ACXE04 12210A 27 HANDLE 4 ACXE16 00100 28 CABINET FRONT PLATE 1 ...

Page 207: ... 46 SHOCK ABSORBER 2 CWG713662 47 BASE BOARD COMPLETE 1 ACXG62C02080 48 C C CASE 1 ACXG50 57120 49 CIRCUIT BREAKER 1 CWA181008 50 TERMINAL COVER 1 CWH171051 51 GASKET FOR TERMINAL COVER 1 CWB811177 52 MODEL LABEL 2 ACXF85 73300 53 CIRCUIT BREAKER 1 ACXA18 00020 Note All parts are supplied from PAPAMY Malaysia Vendor Code 00029488 O marked parts are recommended to be kept in stock ...

Page 208: ...COIL COMPLETE 4 WAY VALVE 1 CWA43C2169J 24 V COIL COMPLETE MAIN EXPANSION VALVE 1 ACXA43C06900 25 SENSOR COMP OUTDOOR AIR PIPE TEMP 1 ACXA50C16850 26 SENSOR COMP DISCHARGE TEMP 1 CWA50C2576 28 CABINET REAR PLATE COMPLETE 1 ACXE02 02020A 29 CONTROL BOARD CASING ASSY 1 CWH10K1228 30 SENSOR COMP DEFROST TEMP 1 CWA50C2577 31 TERMINAL BOARD ASS Y 1 2 3 4 5 1 CWA28K1240 32 TERMINAL BOARD ASS Y L N 1 CWA...

Page 209: ...LETE BYPASS EXPANSION VALVE 1 CWA43C2335 75 ACCESSORY CO DRAIN ELBOW 1 CWG87C900 76 HEATER 1 CWA341071 78 HIGH PRESSURE SENSOR 1 CWA50C3165 80 SOUND PROOF MATERIAL 1 CWG302598 82 ELECTRO MAGNETIC SWITCH 1 K6C2AGA00002 83 ELECTRO MAGNETIC SWITCH 1 K6C4E8A00001 85 PTC THERMISTORS 1 D4DDG1010001 87 LEADWIRE COMPRESSOR 1 ACXA60C62280 89 FLEXIBLE PIPE L TUBE 1 CWH5850080 90 PACKING L TUBE 1 CWB81012 91...

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