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8 Technical data

Installation manual

12

FNA25~60A2VEB(9)

Split system air conditioners

4P456958-1D – 2018.11

8

Technical data

subset

  of  the  latest  technical  data  is  available  on  the  regional  Daikin  website  (publicly  accessible).  The 

full  set

  of  latest  technical  data  is

available on the Daikin extranet (authentication required).

8.1

Wiring diagram

,

A

INDOOR

OUTDOOR

For applied parts and numbering, refer to the wiring diagram on the unit. Part numbering is by Arabic numbers in ascending order for each part 

and is represented in the overview below by symbol “*” in the part code.

Unified Wiring Diagram Legend

CIRCUIT BREAKER

: CONNECTION

: CONNECTOR

: EARTH

FIELD WIRING

: FUSE

INDOOR UNIT

OUTDOOR UNIT

PROTECTIVE EARTH

PROTECTIVE EARTH (SCREW)

: RECTIFIER

RELAY CONNECTOR

SHORT-CIRCUIT CONNECTOR

: TERMINAL

TERMINAL STRIP

WIRE CLAMP

WHT : WHITE
YLW : YELLOW

PNK 

: PINK

PRP, PPL :  PURPLE
RED  : RED

GRN : GREEN
GRY : GREY
ORG : ORANGE

BLK  : BLACK
BLU  : BLUE
BRN : BROWN

A*P 

PRINTED CIRCUIT BOARD

BS* 

PUSHBUTTON ON/OFF, OPERATION SWITCH

BZ, H*O 

BUZZER

C* 

: CAPACITOR

AC*, CN*, E*, HA*, HE*, HL*, HN*, : 

CONNECTION, CONNECTOR

HR*, MR*_A, MR*_B, S*, U, V,
W, X*A, K*R_*
D*, V*D 

DIODE

DB* 

DIODE BRIDGE

DS* 

DIP SWITCH

E*H 

: HEATER

F*U, FU* (FOR CHARACTERISTICS,  :  FUSE
REFER TO PCB INSIDE YOUR UNIT)
FG* 

CONNECTOR (FRAME GROUND)

H* 

: HARNESS

H*P, LED*, V*L 

PILOT LAMP, LIGHT EMITTING DIODE

HAP 

LIGHT EMITTING DIODE (SERVICE MONITOR GREEN)

HIGH VOLTAGE 

HIGH VOLTAGE

IES 

INTELLIGENT EYE SENSOR

IPM* 

INTELLIGENT POWER MODULE

K*R, KCR, KFR, KHuR, K*M 

MAGNETIC RELAY

: LIVE

L* 

: COIL

L*R 

: REACTOR

M* 

STEPPER MOTOR

M*C 

COMPRESSOR MOTOR

M*F 

FAN MOTOR

M*P 

DRAIN PUMP MOTOR

M*S 

SWING MOTOR

MR*, MRCW*, MRM*, MRN* 

MAGNETIC RELAY

: NEUTRAL

n=*, N=* 

NUMBER OF PASSES THROUGH FERRITE CORE

PAM 

PULSE-AMPLITUDE MODULATION

PCB* 

PRINTED CIRCUIT BOARD

PM* 

POWER MODULE

PS 

SWITCHING POWER SUPPLY

PTC* 

THERMISTOR PTC

Q* 

INSULATED GATE BIPOLAR TRANSISTOR 
(IGBT)

Q*DI 

EARTH LEAK CIRCUIT BREAKER

Q*L 

OVERLOAD PROTECTOR

Q*M 

THERMO SWITCH

R* 

: RESISTOR

R*T 

: THERMISTOR

RC 

: RECEIVER

S*C 

LIMIT SWITCH

S*L 

FLOAT SWITCH

S*NPH 

PRESSURE SENSOR (HIGH)

S*NPL 

PRESSURE SENSOR (LOW)

S*PH, HPS* 

PRESSURE SWITCH (HIGH)

S*PL 

PRESSURE SWITCH (LOW)

S*T 

: THERMOSTAT

S*RH 

HUMIDITY SENSOR

S*W, SW* 

OPERATION SWITCH

SA*, F1S 

SURGE ARRESTOR

SR*, WLU 

SIGNAL RECEIVER

SS* 

SELECTOR SWITCH

SHEET METAL  : 

TERMINAL STRIP FIXED PLATE

T*R 

: TRANSFORMER

TC, TRC 

TRANSMITTER

V*, R*V 

VARISTOR

V*R 

DIODE BRIDGE

WRC 

WIRELESS REMOTE CONTROLLER

X* 

: TERMINAL

X*M 

TERMINAL STRIP (BLOCK)

Y*E 

ELECTRONIC EXPANSION VALVE COIL

Y*R, Y*S 

REVERSING SOLENOID VALVE COIL

Z*C 

FERRITE CORE

ZF, Z*F 

NOISE FILTER

Summary of Contents for FNA25A2VEB9

Page 1: ...Installation manual Split system air conditioners English Installation manual Split system air conditioners FNA25A2VEB FNA35A2VEB FNA50A2VEB FNA60A2VEB FNA25A2VEB9 FNA35A2VEB9 FNA50A2VEB9 FNA60A2VEB9 ...

Page 2: ...itate cu instrucţiunile noastre skladni z naslednjimi standardi in drugimi normativi pod pogojem da se uporabljajo v skladu z našimi navodili on vastavuses järgmis t e standardi te ga või teiste normatiivsete dokumentidega kui neid kasutatakse vastavalt meie juhenditele съответстват на следните стандарти или други нормативни документи при условие че се използват съгласно нашите инструкции atitinka...

Page 3: ...ate cu instrucţiunile noastre skladni z naslednjimi standardi in drugimi normativi pod pogojem da se uporabljajo v skladu z našimi navodili on vastavuses järgmis t e standardi te ga või teiste normatiivsete dokumentidega kui neid kasutatakse vastavalt meie juhenditele съответстват на следните стандарти или други нормативни документи при условие че се използват съгласно нашите инструкции atitinka ž...

Page 4: ...commercial and household use by lay persons Documentation set This document is part of a documentation set The complete set consists of General safety precautions Safety instructions that you MUST read before installing Format Paper in the box of the indoor unit Indoor unit installation manual Installation instructions Format Paper in the box of the indoor unit Installer reference guide Preparatio...

Page 5: ...xcept for short service periods 1 4 1 1 Installation site requirements of the indoor unit INFORMATION The sound pressure level is less than 70 dBA Use suspension bolts for installation Mind the following requirements Wall mounted type Floor standing type a a a 1750 100 a a Minimum clearance Top view 300 300 1000 mm 20 a a Indoor unit Install the unit with a prebuilt fully enclosed casing with remo...

Page 6: ...0 660 50 60 1750 1060 A Maintenance area width B Air inlet grille width a Air outlet direction b Air inlet grille height c Air inlet direction External static pressure Refer to technical documentation to ensure that the unit s external static pressure is not exceeded Removing the legs If it is necessary to remove the legs follow these instructions b a 2 1 b A B A Bottom view B Side view a Protecti...

Page 7: ...or more rooms are connected to the unit using a duct system make sure there are no operating ignition sources example open flames an operating gas appliance or an operating electric heater in case the floor area is less than Amin specified in the General safety precautions no auxiliary devices which may be a potential ignition source are installed in the duct work example hot surfaces with a tempe...

Page 8: ... large sealing pad insulation around the metal clamp and drain hose and fix it with cable ties 6 Connect the drain piping to the drain hose 4 mm A A A A A A f 6 5 2 c e 4 b a d b a d c 3 1 2 6 1 a Drain pipe connection attached to the unit b Drain hose accessory c Metal clamp accessory d Large sealing pad accessory e Insulation piece drain pipe accessory f Drain piping field supply NOTICE Do NOT r...

Page 9: ...system with nitrogen gas up to a gauge pressure of at least 200 kPa 2 bar It is recommended to pressurize to 3000 kPa 30 bar in order to detect small leaks 2 Check for leaks by applying the bubble test solution to all connections 3 Discharge all nitrogen gas 5 3 Connecting the electrical wiring DANGER RISK OF ELECTROCUTION WARNING ALWAYS use multicore cable for power supply cables WARNING If the s...

Page 10: ...e NO missing phases or reversed phases The system is properly earthed and the earth terminals are tightened The fuses or locally installed protection devices are installed according to this document and have NOT been bypassed The power supply voltage matches the voltage on the identification label of the unit There are NO loose connections or damaged electrical components in the switch box The ins...

Page 11: ... interface Error code Possible cause Nothing displayed the currently set temperature is not displayed The wiring is disconnected or there is a wiring error between power supply and outdoor unit between outdoor unit and indoor units between indoor unit and user interface The fuse on the outdoor or indoor unit PCB has blown A0 Refrigerant leak detected 1 CH Abnormality of refrigerant leakage sensor ...

Page 12: ... HEATER F U FU FOR CHARACTERISTICS FUSE REFER TO PCB INSIDE YOUR UNIT FG CONNECTOR FRAME GROUND H HARNESS H P LED V L PILOT LAMP LIGHT EMITTING DIODE HAP LIGHT EMITTING DIODE SERVICE MONITOR GREEN HIGH VOLTAGE HIGH VOLTAGE IES INTELLIGENT EYE SENSOR IPM INTELLIGENT POWER MODULE K R KCR KFR KHuR K M MAGNETIC RELAY L LIVE L COIL L R REACTOR M STEPPER MOTOR M C COMPRESSOR MOTOR M F FAN MOTOR M P DRAI...

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Page 16: ...4P456958 1D 2018 11 Copyright 2017 Daikin ...

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