Hitachi RAF-25QH8 Скачать руководство пользователя страница 1

NO. 0423E

SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT

ROOM AIR CONDITIONER

INDOOR UNIT

JUN 2008

  Refrigeration & Air-Conditioning Division

SERVICE MANUAL

PM

REFER TO THE FOUNDATION MANUAL

TECHNICAL INFORMATION

FOR SERVICE PERSONNEL ONLY

(W)

(A)

(kW)

(B.T.U./h)

(W)

(A)

(kW)

(B.T.U./h)

W

H

D

(kg)

RAF-25QH8/RAF-35QH8/RAF-50QH8

DC INVERTER

TYPE

MODEL

POWER SOURCE

TOTAL INPUT

TOTAL AMPERES

CAPACITY

TOTAL INPUT

TOTAL AMPERES

CAPACITY

DIMENSIONS
(mm)

NET WEIGHT

SPECIFICATIONS

750

590

215

15

RAF-25QH8
RAF-35QH8
RAF-50QH8

CONTENTS

SPECIFICATIONS ------------------------------------------------------------------- 5

HOW TO USE ------------------------------------------------------------------------ 6

CONSTRUCTION AND DIMENSIONAL DIAGRAM --------------------- 27

MAIN PARTS COMPONENT --------------------------------------------------- 28

WIRING DIAGRAM ---------------------------------------------------------------- 29

WIRING DIAGRAM OF THE PRINTED WIRING BOARD ------------ 31

BLOCK DIAGRAM ----------------------------------------------------------------- 35

BASIC MODE ----------------------------------------------------------------------- 37

REFRIGERATING CYCLE DIAGRAM --------------------------------------- 51

DISASSEMBLY & ASSEMBLY PROCEDURE ---------------------------- 52

DESCRIPTION OF MAIN CIRCUIT OPERATION ----------------------- 57

SERVICE CALL Q & A ---------------------------------------------------------- 63

TROUBLE SHOOTING ----------------------------------------------------------- 68

PARTS LIST AND DIAGRAM -------------------------------------------------- 75

RAF-25QH8
RAF-35QH8
RAF-50QH8

COOLING

HEATING

INDOOR UNIT

After installation

1ø, 220 – 230V, 50 Hz

INDOOR UNIT

REFER TO THE SPECIFICATION

(OUTDOOR)

Содержание RAF-25QH8

Страница 1: ...MPERES CAPACITY DIMENSIONS mm NET WEIGHT SPECIFICATIONS 750 590 215 15 RAF 25QH8 RAF 35QH8 RAF 50QH8 CONTENTS SPECIFICATIONS 5 HOW TO USE 6 CONSTRUCTION AND DIMENSIONAL DIAGRAM 27 MAIN PARTS COMPONENT 28 WIRING DIAGRAM 29 WIRING DIAGRAM OF THE PRINTED WIRING BOARD 31 BLOCK DIAGRAM 35 BASIC MODE 37 REFRIGERATING CYCLE DIAGRAM 51 DISASSEMBLY ASSEMBLY PROCEDURE 52 DESCRIPTION OF MAIN CIRCUIT OPERATIO...

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Страница 9: ... 8 RAF 25QH8 RAF 35QH8 RAF 50QH8 INDOOR UNIT ...

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Страница 28: ... 27 MODEL RAF 25QH8 RAF 35QH8 RAF 50QH8 ...

Страница 29: ... 28 RAF 25QH8 RAF 35QH8 RAF 50QH8 RAF 25QH8 RAF 35QH8 RAF 50QH8 ...

Страница 30: ... 29 RAF 25QH8 RAF 35QH8 RAF 50QH8 ...

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Страница 32: ... 33 MODEL RAF 25QH8 RAF 35QH8 RAF 50QH8 ...

Страница 33: ... 35 MODEL RAF 25QH8 RAF 35QH8 RAF 50QH8 ...

Страница 34: ... but other indoor units which is switched on later does not operate while the lamp lights During automatic operation When heating operation is automatically selected for the first indoor unit the next indoor unit will then start to heat Also if cooling or dehumidifying is automatically selected for the first indoor unit the next indoor unit will also start to cool or dehumidify Circulating fan Deh...

Страница 35: ...in 1 1 3 min 1 0 33 C 0 C 0 C 0 66 C 1 33 C 26 C 1 C 9 C 350 min 1 550 min 1 650 min 1 800 min 1 800 min 1 950 min 1 1000 min 1 1100 min 1 1100 min 1 500 min 1 630 min 1 800 min 1 950 min 1 1000 min 1 1050 min 1 500 min 1 650 min 1 650 min 1 4500 min 1 4500 min 1 4000 min 1 4000 min 1 3100 min 1 1800 min 1 1100 min 1 800 min 1 800 min 1 900 min 1 1200 min 1 1100 min 1 500 min 1 1 3 min 1 0 33 C 0 ...

Страница 36: ... determined by instruction sent from indoor unit and corrected by outdoor unit according to such factors as capacity fan speed number of units being operated outdoor temperature etc If another indoor unit is doing heating operation cooling operation cannot be done ...

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Страница 38: ... 45 FDOY_M ...

Страница 39: ...higher with the room temperature at 18 C or less and outdoor temperature at 10 C or less 4 Compressor speed is determined by instruction sent from indoor unit and corrected by outdoor unit according to such factors as capacity fan speed number of units being operated outdoor temperature etc If another indoor unit is doing cooling operation dehumidifying operation or fan operation heating operation...

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Страница 53: ... 63 MODEL RAF 25QH8 RAF 35QH8 RAF 50QH8 ...

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Страница 55: ...uver at the bottom air outlet moves even if the START STOP button is not pressed To ensere correct opening and closing of the deflector and the upper louver will move when power is turned on or the unit is to be operated in order to check its fully opened and closed positions ...

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Страница 58: ... 68 MODEL RAF 25QH8 RAF 35QH8 RAF 50QH8 ...

Страница 59: ... 69 Others Communications Error Reset stop MODEL RAF 25QH8 RAF 35QH8 RAF 50QH8 ...

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Страница 65: ... 75 MODEL RAF 25QH8 RAF 35QH8 RAF 50QH8 ...

Страница 66: ... 76 MODEL RAF 25QH8 RAF 35QH8 RAF 50QH8 RAF 50QH8 901 RAF 25QH8 901 RAF 35QH8 902 RAS N22V 806 1 UNION 3 RAF 50QH8 902 ATE 0972B RAF 35QH8 901 2 5 kW 3 5 kW 5 0 kW 904 ...

Страница 67: ... 77 MODEL RAF 25QH8 RAF 35QH8 RAF 50QH8 RAF 25QH8 902 RAF 35QH8 903 RAF 50QH8 903 ...

Страница 68: ...HITACHI PM NO 0423E Printed in Malaysia RAF 25QH8 RAF 35QH8 RAF 50QH8 ...

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