![Hitachi RAC-18WPB Скачать руководство пользователя страница 42](http://html.mh-extra.com/html/hitachi/rac-18wpb/rac-18wpb_service-manual_139606042.webp)
– 1
–
s
If the unit still fails to operate
normally after performing the
above inspections, turn the
circuit break
er off
, or pull the
power plug out, and contact
y
our sales agent immediately
.
Contact y
our sales a
g
ent immediatel
y if the
follo
wing phenomena should occur:
s
The circuit break
er s
witches off or the fuse b
lo
ws
frequently
.
s
The s
witch oper
ation is not stab
le
.
s
F
oreign matter or w
ater accidentally enters the unit inter
ior
.
s
The po
w
er cord gets e
xcessiv
ely hot or its insulation is tor
n or str
ipped.
s
TIMER lamp on the indoor unit displa
y b
links
.
As the nature of the f
ailure can be identified b
y the b
linking cycle
,
chec
k the b
linking cycle bef
ore tur
ning off the circuit break
er
.
(
)
Notes
s
In quiet oper
ation or stopping the r
unning, the f
ollo
wing phenomena ma
y
occasionally occur
, b
ut the
y are not abnor
mal f
or the oper
ation.
(1)
Slight flo
wing noise of refr
igerant in the refr
iger
ating cycle
.
(2)
Slight r
ub
bing noise from the f
an casing which is cooled and then
g
radually w
ar
med as oper
ation stops
.
s
The odor will possib
ly be emitted from the room air conditioner because
the v
ar
ious odor
, emitted b
y smok
e
, f
oodstuffs
, cosmetics and so on,
stic
ks to it.
So please clean the air filter and the e
v
apor
ator regular
ly to
reduce the odor
.
Noise of the ventilation fan sucking in air present in the drain hose and blowing out
dehumidifying w
ater that had accumulated in the condensed w
ater collector
. F
or
details, consult your sales agent.
Operation noise changes due to power variations according to room temperature
changes.
Mist is generated as the air within the room is suddenly cooled b
y conditioned air
.
W
ater gener
ated dur
ing defrosting oper
ation e
vapor
ates and steam is emitted.
Caused as the smells and particles of smoke, food, cosmetics, etc. present in room
air become attached the unit and b
lo
w
n off into the room again.
Defrosting is underway (as the heating operation is stopped, the microcomputer
checks frost accumulated in the outdoor unit and instructs the unit to perform
automatic defrosting if necessary).
Sho
w
s preheating or defrosting oper
ation is underw
ay
.
As the protective circuit or preheat sensor operates when unit operation is stopped
during preheating and then restarted, or when operation mode is switched from cooling
to heating, the lamp continues to blink.
Actual room temperature may deviate slightly from the remote controller's
temperature setting depending on the number of people in the room, indoor or
outdoor conditions.
s
Please contact your sales agent immediately if the air conditioner still fails to operate normally after
the abo
v
e inspections
. Inf
or
m y
our agent of the model of y
our unit, production n
umber
, date of
installation.
Please also inf
or
m him regarding the f
ault.
Please note:
On s
witching on the equipment, par
ticular
ly when the room light is dimmed, a slight br
ightness
fluctuation ma
y occur
. This is of no consequence
.
The conditions of the local P
o
w
er Supply Companies are to be obser
v
ed.
Does not reach the temper
ature
setting
Mist emission
P
er
king noise
Changing operation noise
Steam emitted from the outdoor unit
The outdoor unit contin
ues to oper
ate
e
ven if oper
ation is stopped.
Odors
The OPERA
TION lamp is b
linking.
0
42
Содержание RAC-18WPB
Страница 50: ...WIRING DIAGRAM RA RAC 18 25 35WPB K 18 25 35 50PPB RAC 5 WPB 0 50 ...
Страница 52: ...CIRCUIT DIAGRAM MODEL RAK 18 25 35 50PPB 52 WIRED REMOTE CONTROL SEND POWER FOR CLEANNESS ...
Страница 53: ...MODEL RA C 18 25 35 WPB 53 ...
Страница 54: ...MODEL RAC 50WPB 54 ...
Страница 67: ...MODEL RAK 18 25PPB RAC 18 25WPB INDOOR UNIT INDOOR UNIT 67 ...
Страница 68: ...COOLING CYCLE INDOOR UNIT OUTDOOR UNIT HEATING CYCLE INDOOR UNIT OUTDOOR UNIT MODEL RAK 35PPB RAC 35WPB 68 ...
Страница 78: ...10 10 10 10 10 R901 R904 R641 R907 R908 R694 R902 R695 R741 R740 R642 DSW1 DSW1 R903 R905 R906 78 ...
Страница 81: ...L N 300 330 Main parts L N C021 C022 37 5 420V RAC 18 25 35WPB 81 1 5 ...
Страница 85: ...5 5 1 10 11 12 74 74 70 70 74 75 5 1 HIC P W B 74 70 75 85 ...
Страница 86: ...6 Electric expansion valve circuit 48 47 46 45 13 14 15 16 4 3 2 1 68 67 66 65 RED 14 12 10 7 6 1 8 6 1 6 2 86 ...
Страница 87: ...2A Fuse DC300 330V 7 7 1 87 ...
Страница 88: ...2A DC300 330V 88 ...
Страница 89: ...L N 300 330 L N 50WPB 89 ...
Страница 90: ...300 330 C021 C023 500 450V 16V R249 33 ACT IP CUT 30 90 ...
Страница 94: ...5 5 1 74 74 70 70 74 75 5 1 HIC P W B 40 41 42 74 70 75 94 ...
Страница 96: ...2A Fuse DC300 330V 7 1 7 96 ...
Страница 97: ...2A DC300 330V 97 ...
Страница 108: ...108 109 ...
Страница 110: ...SELF DIAGNOSIS LIGHTING MODE MODEL RAC 18 25 35WP B 110 ...
Страница 111: ...SELF DIAGNOSIS LIGHTING MODE MODEL RAC 50WP B 111 ...
Страница 131: ...57 131 ...
Страница 132: ...Please set the DIP switch No 6 to ON accordingly Refe to page r 78 132 ...
Страница 133: ...78 133 ...
Страница 134: ...134 ...
Страница 148: ...HITACHI RAK 18PPB RAC 18WPB RAK 25PPB RAC 25WPB HHAW NO 0080E RAK 35PPB RAC 35WPB RAK 50PPB RAC 50WPB 3 148 ...