Hitachi RAC-25YHA5, Instruction Manual

– 4 –

NAMES AND FUNCTIONS OF EACH PART

INDOOR UNIT

Remote controller

Send out operation signal to the indoor unit. So as

to operate the whole unit.

(Refer page 6)

MODEL NAME AND DIMENSIONS

About the outdoor unit:

•

When “Stop” is selected during operation

of the indoor unit, the fan of the outdoor

unit  continues  turning  for  10  to  60

seconds to cool the electric parts down.

•

In  heating  operation,  condensate  or

water due to defrosting will flow.

Do not cover the drain port of the outdoor

unit because such water may freeze in

the chilly area.

•

When  the  outdoor  unit  is  hung  on  the

ceiling,  install  the  bush  and  drain  pipe

on the drain port and drain water.

MODEL

WIDTH (mm)

HEIGHT (mm)

DEPTH (mm)

780

280

218

750                         548                          288

RAC-25YHA \RAC-35YHA

Air outlet

When  “heating”  operation  is

performed,  cool  air  blows  and

when “cooling” or “dehumidifying”

operation is performed, warm air

blows.

Drain hose

Drains the dehumidified water from the indoor unit to the

outdoor during “cooling” or “dehumidifying” operation.
Piping and Wiring
Air inlets (Rear and left sides)

Drain port

(Bottom)

Earth terminal

(Lower section of the side)

OUTDOOR UNIT

RAS-25YHA5\RAS-35YHA6

Air filter

To prevent dust from coming into the indoor unit.

Front panel

Indoor unit indicators

Light indicator showing the operating condition.

(Refer page 5)

Horizontal deflector 

(Air Outlet)

(Refer page 15)

(Refer page 16) 

(Refer page 17) 

5

6

Vertical deflector

(Refer page 15)