Hitachi R-Z660ERU9X User manual

TABLE
SAFETYDURINGREPAIRWORK……………………………………
1
SPECIFICATION…………………………………………………
2
MAINPARTSCOMPONENTS………………………………………
2
BASICOPERATION..................................................................................
3
RESISTANCEVALUE ..................................................................................
4
ERRORCODE ..................................................................................
5
CIRCUITDIAGRAM ………………………………………………
6
FIGUREPARTS.……………………………………………..
7-9
PARTSLIST
MODEL:R-Z660ERU9X(STS)……………………………………..
10-13
SPECIFICATIONS
TYPEDOUBLE DOOR
MODEL
POWER SOURCE1Ø,220-240V,50Hz
POWER INPUT(W)
TOTAL CURRENT(A)
NET550L
GROSS601L
W845
D733
H1810
NETWEIGHT(Kgs)89
R-Z660ERU9X(STS) REFRIGERATORH.C.P.T.
NO.2109E
SERVICEMANUAL
DIMENSIONS
(mm)
JAN'11
R-Z660ERU9X
107
0.6
VOLUME
PT NO.2109E
R-Z660ERU9X(STS)

1.
Inordertodisassembleandrepairthe
unitinquestion,besuretodisconnect
thepowercordplugfromthepower
outletbeforestartingthework.
2.
Ifitisnecessarytoreplaceanyparts,theyshouldbereplacedwithrespectivegenuinepartsfortheunit,andthe
replacement mustbeeffectedincorrectmanneraccordingtotheinstructionsintheServiceManualoftheunit.
3.
Aftercompletionofrepairs,theinitialstateshouldberestored.
4.
Leadwiresshouldbeconnectedandlaidasintheinitialstate.
5.
Modificationoftheunitbytheuserhimselfshouldabsolutelybe
prohibited.
6.
Toolsandmeasuringinstrumentsforuseinrepairsorinspectionshouldbeaccuratelycalibratedinadvance.
7.
Ininstallingtheunithavingbeenrepaired,becarefultopreventtheoccurrenceofanyaccidentsuchaselectrical
shock,leakofcurrent,orbodilyinjuryduetothedropofanypart.
8.
Tochecktheinsulationoftheunit,measuretheinsulationresistancebetweenthepowercordplugandgrounding
terminaloftheunit.
Theinsulationresistanceshouldbe1M
Ω
ormoreasmeasuredbya500VDCmegger.
9.
Theinitiallocationofinstallationsuchaswindow,floorortheothershouldbecheckedforbeingsafeenoughto
supporttherepairedunitagain.
Ifitisfoundnotsostrongandsafe,theunitshouldbeinstalledattheinitiallocationafterreinforcedoratanewlocation.
10.
Anyinflammableobjectmustnotbeplaced
aboutthelocationofinstallation.
11.
Checkthegroundingtoseewhetheritisproper
ornot,andifitisfoundimproper,connectthe
groundingterminaltotheearth.
SAFETY DURINGREPAIR WORK
First,Imustdisconnect
thepowercordplug
fromthepoweroutlet.
Ifthe contactsof electrical partsare
defective, replace theelectrical parts
without trying torepair them.
DANGER
1

SPECIFICATION
MODEL
COMPRESSORPTR-Z660EMX018 (FL15S68NAD)
STARTINGDEVICEPTR-Z481EMS003 (PGN6SBT)
OVERLOAD RELAYPTR-Z481EMS002 (P1.6C37A1)
RUNNING CAPACITORPTR-480ET5005(4 F/400V)
FREEZER SENSOR
R(21°C)=12kΩ±3%
R(25°C)=10kΩ±2%
REFRIGERATOR SENSORR(0°C)=6.35kΩ±2%
REFRIGERATORCHARGINGR-134a(kg)0.165kg
TEMPERATUREFRESH FOODELECTRONICCONTROL
CONTROLFREEZERELECTRONICCONTROL
DEFROSTINGWAYHEATER
DEFROSTINGINITIATIONF:AUTOMATIC,R:AUTOMATIC
SYSTEMTERMINATIONF:AUTOMATIC,R:AUTOMATIC
EVAPORATIONFORCED
FREEZER ****
MAINPARTSCOMPONENTS
COMPRESSOR
PHASE
RATE VOLTAGE(V)
RATE FREQUENCY(Hz)
POLE NUMBER
CONNECTION
M-C =16.5
S-C =23.9 Ω
STARTINGCURRENT(A)7.91A
RESISTANCE VALUE 75°C
PTR-Z660EMX018 (FL15S68NAD)
SINGLE PHASE
220-240V
50Hz
2
PTR-W720FMX071
YES
R-Z660ERU9X
UPHINGE SENSORPTR-Z400V050
PTR-W720FMX065R(-20°C)=18.9kΩ±2%
MAINCOIL STARTINGCOIL
MS
C
2

3
●Comp.
●Power
supply
●R-Room
Temp.
●F-Room
Temp.
●R-Fan
●Damper
●Evaporator
Temp.
●Defrost
heater
●R-Lamp
-8℃
Hightemp.(-16℃)
Low temp.(-22℃)
On
F-sensor
Hightemp.(4℃)
Low temp.(2℃)
R-sensor
On
Open
Open
On
●R-Door
(R-Doorsw)
8.5℃D-sensor
On
On
～～～～～～～～～
Off-time
10min
～～
t1t2t3t4 Pre-Cool
Off-time
10min
Pre-Cooltime≦30min
Basicoperation(timechart) of 508L-550L REF.
Comp. On-time：
t1+t2+t3+t4+…≧12h
High
Priority
High
Priority
ConditionComp.
Off-timeOff
DefrostingOff
F-sensor≧High temp.
On
F-sensor≦Low temp.Off
ConditionDamper
Comp. offClose
R-sensor≧High temp.Open
R-sensor≦Lowtemp.Close
ConditionR-Fan
R-Door openOff
Comp. onOn
Comp. offOff
Off-time
10min
High
Priority
Defrosting
30s30s
25s
26 C

4
Temp.ResistanceTemp.ResistanceTemp.ResistanceTemp.Resistance
( )()( )()( )()( )()
～～～～～～～～
-57241.87k-2019.23k-58271.14k-20105.38k
～～～～～～～～
-2525.58k-1514.26k-2019.17k-1582.03k
-2018.9k-1010.78k-1010.83k-1060.86k
-1514.13k-58.23k-58.27k-545.67k
-1010.68k06.35k06.38k034.62k
-58.15k54.94k54.97k526.52k
06.29k103.88k103.90k1020.50k
54.90k153.08k153.09k1515.99k
103.85k202.46k202.47k2012.00k
153.05k251.98k251.98k259.97k
202.43k301.60k301.61k307.97k
251.96k351.31k401.08k356.42k
301.59k401.07k500.74k405.20k
～～～～～～～～
610.51k600.51k610.50k622.32k
～～～～～～～～
TC-sensorF-sensorR-sensorD-sensor
Normal
range
Abnormal
range
Abnormal
range
Display
Error code
Display
Error code

Priority
sequence Errorcode (LEDonPCB) Breakdown list Breakdown description Operation
11s ON+ Blink onceF-sensor abnormalF-sensor value abnormalProvisionalmode
21s ON+ Blink twiceR-sensor abnormalR-sensor value abnormalProvisionalmode
31s ON+ Blink 3 timesTC-sensor abnormalTC-sensor value abnormalDisplay error code
41s ON+ Blink 4 timesD-sensor abnormalD-sensor value abnormalNo defrosting
5Blink twice EEPROM data
abnormal EEPROM data abnormal Display error code
6Blink 12 times R-Fan motor abnormal
or 12V drops R-Fan motor abnormal or 12V drops R-Fan motor stops and retry after 3min.
7Blink 4 times Defrosting circuit
abnormal Defrosting continues even after 2 hours After 2 hours,stop defrosting and display error code
83s ON+ Blink onceFreezer not cool F-sensor stays over -10℃
for 72 hours Display error code
93s ON+ Blink twiceRefrigerator not cool R-sensor stays over 10℃
for 72 hours Display error code
5

CIRCUITDIAGRAM MODEL:R-Z660ERU9X
6

1
9
1
1
2
2
3
3
4
6
4
4
4
5
6
8
7
9
1
0
1
3
1
2
1
1
15
14
1
6
1
7
2
0
2
1
1
8
2
2
2
2
2
3
7

26
25
7
9
8
0
8
1
8
2
8
2
8
3
8
4
8
5
8
6
8
7
7
8
7
7
7
6
31
24
29 30
28
27
4
8
4
7
4
9
5
0
5
1
5
2
5
3
54
55
5
6
5
7
5
8
6
4
6
5
6
6
6
8
6
7
6
9
7
0
7
1
32
33
35
3637
38
39
40
40
42
41 41
34
34
34
72
74 45 73
75
59
60 61 62 63
63
79
46
44
43
45
8

114
9