Hitachi RAC-18SX8 Service Manual page 79

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Details
MA X
MA X 2
Rating
Normal
Indoor unit upper limit
Heating
Powerful
Lower limit
Powerful
rotation speed
MA X
MA X 2
Rated rotation speed (high temperature)
Rating
Rated rotation speed (low temperature)
Normal
Indoor unit upper limit
Cooling
Powerful
Lower limit
Powerful
rotation speed
Room temperature < judgment value for heating dehumidification region: -1℃
Weak heating region
Room temperature ≧ judgment value for heating dehumidification region: -1℃
Heating dehumidification region
Cooling dehumidification region
Powerful rotation speed in the dehumidification region
Upper limit rotation speed
Cooling region
Lower limit rotation s peed
Compressor
MA X
Dehumidification
speed
MA X 2
Indoor unit upper limit (normal)
Upper and lower limits
Indoor unit upper limit (powerful)
in the dehumidification
region
Outdoor unit upper limit
Lower limit rotation speed
Fan speed setting [SILENT]
Heating
Fan speed setting [LOW, MED, AUTO]
Fan speed setting [HI]
Minimum
Fan speed setting [SILENT]
rotation speed
Cooling
Fan speed setting [LOW, MED, AUTO]
Fan speed setting [HI]
Dehumidification
Judgment value of the external low temperature
PERIOD1-3
External cryogenic temperature judgment value
Period 3 (After the heating startup time / after the defrost end) ※But [STAOTP>STAROT3]
PERIOD 1
Time
PERIOD 2
PERIOD 3 (After the heating startup time /
Startup control
after the defrost end)
External temperature>STAROTP
rotation speed
External temperature≦STAROTP
Proportional (P term)
Correction gain in
At the time of cooling and heating
change ΔN
Cooling region in dehumidification and comfortable cooling
Correction interval time
Heating
Fuzzy room
rotation speed down rate
when dash maximum is reset
temperature
Cooling
control
Cooling start
Thermometer-off
delay time
Heating start
Target temperature correction value in the dehumidification cooling region (use the temperature setting + this setting as the target temperature for fuzzy control.)
fan speed setting [AUTO, HI, MED]
fan speed setting [LOW, SILENT], sleep operation in progress [other than when the vertical vane is horizontal]
Heating
One-more timer during re-operation, sleep operation in progress [vertical vane in its horizontal position]
Temperature
One-more timer inhibit period, one-more timer monitoring period
setting
Cooling
correction shift
Dehumidification
Dry cool
First time
External temperature
≧0℃
Defrost inhibit time
External temperature
=−5℃
External temperature
≦−10℃
Cold areas
Heating defrost
Deceleration period
Time
Compressor speed
Label name
WMAX
WMAX2
WSTD
MED
WJKMAX
LOW
WBEMAX
SILENT, sleep
WSZMAX
MED
WJKMAX_PW
LOW
WBEMAX_PW
SILENT
WSZMAX_PW
Lower limit up time
WMINUP_PW
HI, AUTO
WKYMIN_PW
MED
WJKMIN_PW
LOW
WBEMIN_PW
SILENT
WSZMIN_PW
CMAX
CMAX2
CSTD
CSTD2
MED
CJKMAX
LOW
CBEMAX
SILENT, sleep
CSZMAX
MED
CJKMAX_PW
LOW
CBEMAX_PW
SILENT
CSZMAX_PW
Lower limit up time
CMINUP_PW
HI, AUTO
CKYMIN_PW
MED
CJKMIN_PW
LOW
CBEMIN_PW
SILENT
CSZMIN_PW
WAMLOW1
WAMLOW2
WAMDRY1
COLDRY
DRYPWF
COLMAX
COLMIN
DMAX
DMAX2
MED
DJKMAX
LOW
DBEMAX
SILENT, sleep
DSZMAX
DJKMAX_PW
MED
LOW
DBEMAX_PW
SILENT
DSZMAX_PW
SS1 continued
DSS1MAX
SS2 continued
DSS2MAX
SS1 intermittent
DSS1MAX_DZ
SS3 intermittent
DSS3MAX_DZ
DHSMIN
WMINSZ
WMIN
WMINHI
CMINSZ
CMIN
CMINHI
DMIN
STAROTP
STAROT3
Heating
STARTMW
Cooling
STARTMC
Dehumidification
STARTMD
STARTM2
External temperature>STAROTP3
STARTM3
External temperature≦STAROTP3
STARTM3U
STARCP1L
PERIOD 1
PERIOD 2
STARCP2L
STARCP3L
PERIOD 3 (After the heating startup time / after the defrost end)
STARCP1H
PERIOD 1
PERIOD 2
STARCP2H
PERIOD 3 (After the heating startup time /
External temperature>STAROTP3
STARCP3H
after the defrost end)
External temperature≦STAROTP3
STARCP3U
PKOU
FZZY_GN
FZZY_GN2
FZZYTM
DWNRATEW
DWNRATEC
Heating
FZONTMW1
Cooling
FZONTMC1
Heating
FZONTM2
Cooling
FZONTMC2
COLDRY_SFT
SHIFTW
SFTSZW
SFTOYW1
SFTOYW2
SHIFTC
SHIFTD
SHIFTR
DFTIM_FST
DFTIM_OTP0
DFTIM_OTP5
DFTIM_OTP10
External temperature≧0℃
DFTMC_OTP0
External temperature=−5℃
DFTMC_OTP5
External temperature≦−10℃
DFTMC_OTP10
Deceleration 1
TDF411
Deceleration 2
TDF412
Deceleration 3 or balancing (flag selection)
TDF413
Deceleration 1
TDF411_CMP
Deceleration 2
TDF412_CMP
Deceleration 3
TDF413_CMP
RAS-18SX8
Details
-1
4700
min
4700
min
-1
3000
min
-1
2900
min
-1
Deceleration period
2800
min
-1
Heating defrost
-1
2650
min
3500
min
-1
3200
min
-1
Balance time
2900
min
-1
Judgment time for cold areas
120
min
Re-defrosting temperature
3200
min
-1
Forcible operation time for AUTO refreshment
3000
min
-1
Common for
2800
min
-1
dehumidification and
-1
comfortable cooling
2600
min
3000
min
-1
3000
min
-1
2550
min
-1
2350
min
-1
Dehumidification
-1
1900
min
1700
min
-1
1600
min
-1
2500
min
-1
-1
2300
min
1900
min
-1
180
min
2300
min
-1
Dry cool
-1
2000
min
Dehumidification
1800
min
-1
1600
min
-1
3050
min
-1
2000
min
-1
-1
1600
min
1800
min
-1
Laundry
1900
min
-1
3000
min
-1
-1
1100
min
Outdoor unit
1900
min
-1
2100
min
-1
Moisture return
1700
min
-1
prevention time
-1
1500
min
1200
min
-1
1800
min
-1
Temperature control
1600
min
-1
in the cooling region
1300
min
-1
-1
1400
min
1400
min
-1
Setting temperature
1300
min
-1
Powerful
shift value
1300
min
-1
Indoor fan UP
-1
1000
min
1500
min
-1
1700
min
-1
Operation time
2100
min
-1
Air-conditioner
cleaning
-1
950
min
-1
950
min
1000
min
-1
Inhibit time
1000
min
-1
Compressor speed
5
0
60
sec
Heating
120
sec
25
sec
0
120
sec
120
sec
Cooling
2000
min
-1
Outdoor fan
2000
min
-1
4700
min
-1
-1
1800
min
-1
1800
min
4500
min
-1
4500
min
-1
Dehumidification
-1
500
min
1.0
3.0
2
min
80
80
10
min
0
min
Heating
0
min
0
min
1.00
0.00
0.00
4.33
Indoor fan
4.66
Cooling
-0.66
0.00
-0.66
60
min
50
min
90
min
Dehumidification
90
min
50
min
50
min
Air-conditioner
50
min
cleaning
30
sec
0
sec
0
sec
-1
3000
min
0
min
0
min
Balance time
Time
Normal
Reverse cycle time
Maximum time
Period one hour
Period two hour
Startup control
Reverse cycle period
PERIOD 1 rotation speed
(Normal)
PERIOD 2 rotation speed
Balance / Deceleration period
Maximum rotation speed
Normal
※Judgment with the time required for reverse cycle operation
※Judgment with the heat exchanger temperature after reverse cycle operation
※Only when the external temperature =−5℃;※No forcible operation at a 0-minute setting
Forcible operation time in the dehumidification region
Low-humidity judgment value (humidity
humidity setting - this setting)
External temperature for cooling only
Judgment value in the weak heating region
Judgment value for the cooling
External temperature
< 3 2 ℃
dehumidification region
External temperature
≧ 3 2 ℃
Judgment value for the
External temperature
< 3 2 ℃
cooling region
External temperature
≧ 3 2 ℃
Cooling region -->
External temperature
< 3 2 ℃
judgment value for the heating dehumidification region
External temperature
≧ 3 2 ℃
Judgment value for the low temperature region
Intermittent region
Judgment value
Forcible reset time
Forcible operation time
Judgment value for the
External temperature
< 3 2 ℃
cooling dehumidification region
External temperature
≧ 3 2 ℃
Judgment value for the
External temperature
< 3 2 ℃
cooling region
External temperature
≧ 3 2 ℃
Cooling region -->
External temperature
< 3 2 ℃
judgment value for the heating dehumidification region
External temperature
≧ 3 2 ℃
Room temperature < temperature setting
Weak heating region
Room temperature < temperature setting -2℃
Compressor speed
Normal operation
Dehumidification region
Powerful operation
External temperature
Stop time in the
≦ 1 0 ℃
intermittent region
External temperature
≦ 2 0 ℃
External temperature
≧ 3 3 ℃
External temperature
2 8 - 3 2 ℃
External temperature
≦ 2 7 ℃
Room temperature (room temperature
room temperature setting + this setting)
Humidity (humidity
humidity setting + this setting)
Compressor lower limit speed
Compressor speed up
Compressor speed down
Heating (positive shift)
Cooling (negative shift)
Wind feed (first)
Heating (first) (maximum time)
Heat radiation (first)
Heating (second) (maximum time)
Heat radiation (second)
Wind feed (second)
SILENT
LOW
MED
HI
HiHi (Low external temperature)
SILENT
LS (Compressor rotation speed command≦OFNLSC_COMP)
LOW
MED
HI
HiHi (For super cool dashes)
SS1
SS2
SS3
SS4
SS5
SS6
SS7
Super-LOW
SILENT, sleep
LOW
Overload
MED
HI (fan speed AUTO)
HI (fan speed, HI)
Super-HI HiHi (fan speed AUTO)
Super-HI HiHi (fan speed, HI)
SILENT, sleep
Shared with SILENT
LOW
Shared with LOW
MED
Shared with MED
HI (fan speed AUTO)
Shared with HI
HI (fan speed, HI)
Super-HI
SILENT, sleep
LOW
MED
HI (fan speed AUTO)
HI (fan speed, HI)
Super-HI
Wind feed
Heating
– 91 –
Label name
RAS-18SX8
DEFCMP_OFF
60
min
DFMXTM
20
min
STARTDF1
90
min
STARTDF2
70
min
STARCPD1
1800
min
-1
STARCPD2
3000
min
-1
DFMAX_STD
-1
4700
min
TDF431
60
sec
DEFCOL
6.0
min
DEFTMP
0.00
ADEFKEP
3.0
min
DRDRIVE
5.0
min
DRSTDO
8
COLLMT_OTP
38
DRLWLT
2.00
DRCDCHK1
0.00
DRCDCHK2
0.00
DRCLCHK1
3.00
DRCLCHK2
2.33
DRWDCHK1
0.00
DRWDCHK2
0.00
RYSTOP1
1.33
RYSTOP2
3.33
RYRETRY
5.0
min
RYDRIVE
5.0
min
RYCDCHK1
0.00
RYCDCHK2
0.00
RYCLCHK1
3.00
RYCLCHK2
2.33
RYWDCHK1
0.00
RYWDCHK2
0.00
LDWAM1
1800
min
-1
LDWAM2
-1
2800
min
LDDRY1
1600
min
-1
LDDRY2
2000
min
-1
GFSTM1
120
sec
GFSTM2
60
sec
STDSPTM_1
15.0
min
STDSPTM_2
10.0
min
STDSPTM_3
5.0
min
CMNTMP_DRY
1.00
CMNSTD_DRY
6
CMNLMT_DRY
2100
min
-1
CMNADD_DRY
50
min
-1
CMNSUB_DRY
50
min
-1
PWSFTW
2.00
PWSFTC
3.00
FNUPPW
60
sec
CLNTIM_SUF1
5
min
CLNTIM_WAM1
7
min
CLNTIM_STP1
10
min
CLNTIM_WAM2
5
min
CLNTIM_STP2
10
min
CLNTIM_SUF2
23
min
CLNSTP
10
min
CLNCMP
1800
min
-1
FAN_S_H
450
min
-1
FAN_LO_H
600
min
-1
FAN_M_H
-1
700
min
FAN_HI_H
700
min
-1
FAN_HIHI_H
700
min
-1
FAN_S_C
550
min
-1
FAN_LS_C
620
min
-1
FAN_LO_C
-1
620
min
FAN_M_C
780
min
-1
FAN_HI_C
780
min
-1
FAN_HIHI_C
780
min
-1
FAN_1_D
-1
100
min
FAN_2_D
100
min
-1
FAN_3_D
190
min
-1
FAN_4_D
220
min
-1
FAN_5_D
-1
410
min
FAN_6_D
490
min
-1
FAN_7_D
550
min
-1
FWSS
360
min
-1
670
min
-1
FWSOY
-1
FWS
770
min
FWKAF
830
min
-1
830
min
-1
FWL
890
min
-1
FWAH
-1
FWH
920
min
FWAHH
980
min
-1
1040
min
-1
FWHH
520
min
-1
FCSOY
-1
FCS
610
min
FCL
700
min
-1
FCAH
770
min
-1
790
min
-1
FCH
850
min
-1
FCHH
-1
FDSOY
570
min
650
min
-1
FDS
770
min
-1
FDL
880
min
-1
FDAH
-1
FDH
920
min
FDHH
990
min
-1
550
min
-1
FCLN_SUF
550
min
-1
FCLN_WAM

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