Hitachi RAC-14EH1 - Service Manual

NO. 0774E
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
ROOM AIR CONDITIONER
INDOOR UNIT + OUTDOOR UNIT
SERVICE MANUAL
TC
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
(k
g)
DC INVERTER (WALL TYPE)
TYPE
MODEL
POWER SOURCE
TOTAL INPUT
TOTAL AMPERES
CAPACITY
TOTAL INPUT
TOTAL AMPERES
CAPACITY
DIMENSIONS
(mm)
NET WEIGHT
SPECIFICATIONS
RAS-14EH1
CONTENTS
SPECIFICATIONS ------------------------------------------------------------------- 4
HOW TO USE ----------------------------------------------------------------------- 5
CONSTRUCTION AND DIMENSIONAL DIAGRAM --------------------- 15
MAIN PARTS COMPONENT --------------------------------------------------- 17
WIRING DIAGRAM ---------------------------------------------------------------- 19
CIRCUIT DIAGRAM --------------------------------------------------------------- 20
BLOCK DIAGRAM ----------------------------------------------------------------- 22
BASIC MODE ----------------------------------------------------------------------- 23
REFRIGERATING CYCLE DIAGRAM --------------------------------------- 29
DESCRIPTION OF MAIN CIRCUIT OPERATION ----------------------- 30
SERVICE CALL Q & A ---------------------------------------------------------- 58
TROUBLE SHOOTING ----------------------------------------------------------- 61
PROCEDURE FOR DISASSEMBLY AND REASSEMBLY ------------ 87
PARTS LIST AND DIAGRAM -------------------------------------------------- 89
RAS-14EH1/RAC-14EH1
RAC-14EH1
COOLING
HEATING
OUTDOOR UNIT INDOOR UNIT
780
280
220
9.5
548
35
1 PHASE, 50 Hz, 220-230V
1,090 (155 ~ 1,460)
5.22-4.99
3.50 (0.90 ~ 4.00)
11,940 (3,070 ~ 13,650)
1,110 (115 ~ 1,440)
5.32-5.09
4.20 (0.90 ~ 5.00)
14,330 (3,070 ~ 17,060)
After installation
RAS-14EH1
RAC-14EH1
750 (+91)
288 (+47)
FEBRUARY 2007 Hitachi Appliances, Inc.
07B065_RAS-14EH1_000cover_E 2007.2.7, 9:15 AM1