Hitachi RAC-08PH1, Service Manual, Page: 33 / 114

Notes: (1)
The indoor fan is operated in the "Lo" or "Silent" mode, OFF for 5 minutes and ON for 1 minute, repeatedly according to the humidity judgement when the thermostat is turned OFF.
(2)
When the operation is started by the thermostat turning ON, the start of the indoor fan is delayed 32 seconds after the start of compressor operation.
(3)
The compressor is operated forcedly for 3 minutes after operation is started.
(4)
The minimum ON time and OFF time of the compressor are 3 minutes.
Dehumidifying preset temperature
1.33˚C
3˚C
0.66˚C
2.33˚C
Star
t / Stop s
witch
Operation lamp Indoor f
a
n
Outdoor f
a
n
Re
v
ersing v
alv
e
SDRPM
SDMAXSDMAX
1min.
5min.
OFF / 1min.
ON
F
an speed set to "Lo"
Room temperature
Room temperature judgement
15sec.
Compressor
rotation speed
STARCPL
Hi Med Lo
Silent Sleep
Ther
mostat judgement
15sec.
1min.
32sec.
See basic oper
ation
Compressor speed
V
er
tical air
deflector
Outdoor f
a
n
Indoor f
a
n
Timer lamp Sleep k
ey
Operation lamp
[SLEEP] on the remote controller is lit
Hi Med Lo Sleep Silent
F
acing up
Hor
iz
ontal
Shut
Set to 2 hours
Lo
S
1 h r
2
h r
0.5 h r
Dehumidifying
Notes: (1)
The sleep operation starts when the sleep key is pressed.
(2)
When the sleep key is set, the indoor fan is set to "Sleep Silent" (FDOY).
(3)
If the operation mode is changed during sleep operation, the set tempera- ture is cleared, and shift starts from the point when switching is made.
(4)
The indoor fan speed does not change even when the fan speed mode is changed.
(5)
When operation is stopped during sleep operation, the set temperature when stopped, as well as the time, continue to be counted.
(6)
If the set time is changed during sleep operation, all data including set temperature, time, etc. is cleared and restarted.
(7)
If sleep operation is canceled by the cancel key or sleep key, all data is cleared.
(8)
The indoor fan is stopped while the thermo is OFF during sleep operation.
(9)
There is no preset temperature shift due to time elapse.
Dehumidifying Sleep Operation
33