Hitachi RAM-36NP2A, Service Manual, Page: 10 / 87

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INDOOR UNIT
NAMES AND FUNCTIONS OF EACH PART
AIR FILTER
To prevent dust from coming into the indoor unit.
(Refer page 13)
INDOOR UNIT INDICATORS
Light indicator showing the operating condition.
(Refer page 9)
SUCTION GRILL (AIR INLET)
HORIZONTAL DEFLECTOR (AIR OUTLET)
REMOTE CONTROL
Send out operation signal to the indoor unit. So as to operate
the whole unit.
(Refer Remote Controller Manual)
●
Recommended to replace the air cleaning fi lter after every 3 months for normal usage. Type number for this air
cleaning fi lter is <SPX-NTW1>. Please use this number for ordering when you want to renew it.
NOTE
WIDTH (mm)
580
MODEL
RAI-25RPA, 35RPA, 50RPA
HEIGHT (mm)
285
DEPTH (mm)
580
MODEL NAME AND DIMENSIONS
With this multi-air conditioner, several indoor units can be connected to one outdoor unit to be driven. You can
operate the required number of indoor units.
MULTI-AIR CONDITIONER
Stopped Indoor Units:
When an indoor unit is operated in the cooling,
heating or dehumidifying mode in the room, the
sound of refrigerant
fl ow may be heard from
a stopped indoor unit or a stopped indoor unit
may become warm. This is because the indoor
unit returns refrigerant to the outdoor unit to be
ready for operation.
Adjusting the Number of Indoor Units:
Decrease the number of indoor units
to be operated especially when it is
very hot or cold or when you want
to reach the present temperature
quickly.
When operation mode is selected:
During automatic operation:
Combination of Operations:
●
You cannot operate the indoor units in the
following combinations.
●
The indoor unit which is switched on fi rst continues to
operate, but other indoor units which is switched on later
does not operate while the lamp lights.
●
To re-start an indoor unit which was operated later, stop
the indoor unit which was operated fi rst or later and reset
the type of operation, then perform operation again.
●
When heating operation is automatically selected for the fi rst indoor unit, the next indoor unit will then start to heat.
Also, if cooling or dehumidifying is automatically selected for the fi rst indoor unit, the next indoor unit will also start
to cool or dehumidify.
Other unit
Cooling
Dehumidifying
Circulating (fan)
One unit
Heating