Daikin FNQ25A2VEB Installation Manual Download Page 15

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English

WIRING DIAGRAM

INDOOR UNIT

A1P........................ PRINTED CIRCUIT BOARD

C105...................... CAPACITOR

K2R ....................... MAGNETIC RELAY

PS.......................... POWER SUPPLY CIRCUIT

RC ......................... RECEIVING CIRCUIT

TC.......................... TRANSMISSION CIRCUIT

HAP ....................... LIGHT EMITTING DIODE (SERVICE

MONITORING –GREEN)

M1F ....................... MOTOR (FAN)

R1T........................ THERMISTOR (AIR)

R2T, R3T ............... THERMISTOR (COIL)

SS1........................ SELECTOR SWITCH (EMERGENCY)

V1R ....................... DIODE BRIDGE

X1M ....................... TERMINAL BLOCK (CONTROL)

X2M ....................... TERMINAL BLOCK (POWER SUPPLY)

Z1C........................ FERRITE CORE (NOISE FILTER)

Z1F ........................ NOISE FILTER

F3U........................ FUSE((F),5A,250V)

RECEIVER/DISPLAY UNIT

A2P ........................ PRINTED CIRCUIT BOARD

A3P ........................ PRINTED CIRCUIT BOARD

BS1 ........................ PUSH BUTTON (ON/OFF)

H1P........................ LIGHT EMITTING DIODE (ON-RED)

H2P........................ LIGHT EMITTING DIODE (FILTER DING-RED)

H3P........................ LIGHT EMITTING DIODE (TIMER-GREEN)

H4P........................ LIGHT EMITTING DIODE (DEFROST-ORANGE)

SS1 ........................ SELECTOR SWITCH (MAIN/SUB)

SS2 ......................... SELECTOR SWITCH (WIRELESS ADDRESS SET)

ADAPTOR FOR WIRING

KHuR ..................... MAGNETIC RELAY

KFR........................ MAGNETIC RELAY

KCR ....................... MAGNETIC RELAY

F1U ........................ FUSE((B),5A,250V)

F2U ........................ FUSE((B),5A,250V)

CONNECTOR FOR OPTIONAL PARTS

X24A ...................... CONNECTOR (WIRELESS REMOTE

CONTROLLER)

X33A ...................... CONNECTOR (ADAPTOR FOR WIRING)

X35A ...................... CONNECTOR (ADAPTOR POWER SUPPLY)

WIRED REMOTE CONTROLLER

R1T ........................ THERMISTOR (AIR)

SS1 ........................ SELECT SWITCH (EMERGENCY)

: FIELD WIRING

BLK

: BLACK

PRP

: PURPLE

: CONNECTOR

BLU

: BLUE

RED

: RED

: WIRE CLAMP

BRN

: BROWN

WHT

: WHITE

: PROTECTIVE EARTH (SCREW)

GRY

: GREY

YLW

: YELLOW

: LIVE

ORG

: ORANGE

GRN

: GREEN

: NEUTRAL

PNK

: PINK

WIRED REMOTE CONTROLLER

Wired remote controller

(OPTIONAL ACCESSORY)

(Optional accessory)

SWITCH BOX (INDOOR)

Switch box (indoor)

TRANSMISSION WIRING

Transmission wiring

CENTRAL REMOTE CONTROLLER

Central remote controller

INPUT FROM OUTSIDE

Input from outside

NOTE

USE COPPER CONDUCTORS ONLY.

WHEN USING THE CENTRAL REMOTE CONTROLLER, SEE MANUAL FOR CONNECTION TO THE UNIT.

WHEN CONNECTING THE INPUT WIRES FROM OUTSIDE, FORCED "OFF" OR "ON/OFF" CONTROL OPERATION CAN
BE SELECTED BY THE REMOTE CONTROLLER. SEE INSTALLATION MANUAL FOR MORE DETAILS.

REMOTE CONTROLLER MODEL VARIES ACCORDING TO THE COMBINATION SYSTEM, CONFIRM ENGINEERING
DATA AND CATALOGS, ETC. BEFORE CONNECTING.

Summary of Contents for FNQ25A2VEB

Page 1: ...INSTALLATION MANUAL FNQ25A2VEB FNQ35A2VEB FNQ50A2VEB FNQ60A2VEB R410A Split series ...

Page 2: ... nel A e giudicato positivamente da B secondo il Certificato C 07 Σημείωση όπως καθορίζεται στο A και κρίνεται θετικά από το B σύμφωνα με το Πιστοποιητικό C 08 Nota tal como estabelecido em A e com o parecer positivo de B de acordo com o Certificado C 09 Примечание как указано в A и в соответствии с положительным решением B согласно Свидетельству C 10 Bemærk som anført i A og positivt vurderet af ...

Page 3: ...ury in the event the unit falls off the base Electrical work should be carried out in accordance with the installation manual and the national electrical wiring rules or code of practice Insufficient capacity or incomplete electrical work may cause electrical shock or fire Be sure to use a dedicated power circuit Never use a power supply shared by another appliance For wiring use a cable length en...

Page 4: ...ain piping according to the instructions of this manual Inadequate piping may cause flooding Tighten the flare nut according to the specified method such as with a torque wrench If the flare nut is tightened too hard the flare nut may crack after a long time and cause refrigerant leakage Only handle the indoor unit with gloves This appliance is intended to be used by expert or trained users in sho...

Page 5: ...rmly The units may drop vibrate or make noise Did you explain about operations while showing the operation manual to your customer Is the gas leak test finished It may result in insufficient cooling Did you hand the operation manual and warranty over to your customer Is the unit fully insulated Condensate may drip Did you explain about the way of maintaining and cleaning local procurements air fil...

Page 6: ...d directly to cold or hot air from the air discharge grille or to direct sunlight Since the receiver has a built in light receptor to receive signals from the wireless remote controller do not mount it in a location where the signal may be blocked by a curtain etc Caution If the signal receiver is not installed in a location where there is convection of air it may be unable to get an accurate read...

Page 7: ...ension bolt Be sure to fix it securely by using a nut and washer from the left and right sides of the hanger bracket refer to the figure PRECAUTION Since the unit uses a plastic drain pan prevent welding spatter and other foreign substances from entering the outlet hole during installation 2 Adjust the unit to fit between the walls 3 Check the unit is horizontally level Caution Make sure the unit ...

Page 8: ...hen placing the unit directly under a windowsill NOTE The unit must be installed within a fully enclosed casing built by others The casing shall include as minimum a removable access panel suction air grille and discharge air grille These removable items shall prevent any access to the unit by its shape position and by the use of fixings that require the use of a tool for removal Positioning of ho...

Page 9: ...ner Wall mounted installation Install the unit according to the figures below Unit of measurement mm Floor standing concealed installation Install the unit according to the figures below Unit of measurement mm A B 760 D D C 100 A Width of air inlet grille B Width of maintenance area C Air inlet direction D Air outlet direction F Height of the intake area 300 300 1000 Unit Model 25 35 50 60 660 135...

Page 10: ... flares and tighten the flare nuts 3 or 4 turns by hand Then tighten them fully with the torque wrenches Use torque wrenches when tightening the flare nuts to prevent damage to the flare nuts and escaping gas Caution Overtightening may damage the flare and cause leaks 3 After the work is finished make sure to check that there is no gas leak 4 After checking for gas leaks be sure to insulate the pi...

Page 11: ...s Refer to the following 30 C more than 75 RH 20mm Min in thickness If the insulation is not sufficient condensation may form on the surface of the insulation Use separate thermal insulation pipes for gas and liquid refrigerant pipes Main unit Wrap the sealing tape around the gas pipe accessory Measure the length of the gas pipe as you will have to cover it with the sealing tape Small sealing pad ...

Page 12: ... metal clamp and drain hose using the included large sealing pad PRECAUTIONS Drain piping connections Do not connect the drain piping directly to sewage pipes that smell of ammonia The ammonia in the sewage might enter the indoor unit through the drain pipes and corrode the heat exchanger Do not twist or bend the drain hose so that excessive force is not applied to it This type of treatment may ca...

Page 13: ...wiring use the included clamping material as shown in the figure to prevent outside pressure being exerted on the wiring connections and clamp firmly When doing the wiring make sure the wiring is neat and does not cause the control box lid to stick up then close the cover firmly When attaching the control box lid make sure you do not pinch any wires Outside the machine separate the weak wiring rem...

Page 14: ...arning Do not use tapped wires stand wires extensioncords or starbust connections as they may cause overheating electrical shock or fire Power supply wiring Earth wire Indoor PCboard ASSY Clamps for preventing slippage Transmission wiring Remote controller wiring Do not connect power supply wiring here That may cause malfunction Control box Control box Transmissionwiring Remotecontr wiring 1 2 3 H...

Page 15: ...E B 5A 250V CONNECTOR FOR OPTIONAL PARTS X24A CONNECTOR WIRELESS REMOTE CONTROLLER X33A CONNECTOR ADAPTOR FOR WIRING X35A CONNECTOR ADAPTOR POWER SUPPLY WIRED REMOTE CONTROLLER R1T THERMISTOR AIR SS1 SELECT SWITCH EMERGENCY FIELD WIRING BLK BLACK PRP PURPLE CONNECTOR BLU BLUE RED RED WIRE CLAMP BRN BROWN WHT WHITE PROTECTIVE EARTH SCREW GRY GREY YLW YELLOW L LIVE ORG ORANGE GRN GREEN N NEUTRAL PNK...

Page 16: ... to the air conditioner the system will restore the original operation mode when the circuit breaker is turned on again Trial operation and testing 1 Press ON OFF button to turn on the system 2 Simultaneously press center of TEMP button and MODE button 3 Press MODE button twice will appear on the display to indicate that Trial Operation mode is selected 4 Trial run mode terminates in approx 30 min...

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