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Idiomas disponibles
SAFETY SUMMARY
1. SAFETY SUMMARY
DANGER:
Do not pour water into the indoor or RASC unit. These
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products are equipped with electrical parts. If water
contacts with electrical components then it will cause a
serious electrical shock.
Do not touch or adjust safety devices inside the indoor or
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RASC units. If these devices are touched or adjusted, it
may cause a serious accident.
Do not open the service cover or access the indoor or
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RASC units without disconnecting the main power supply.
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In case of fire Turn OFF the main switch, put out the fire
at once and contact your service contractor.
CAUTION:
Refrigerant leakage can cause difficulty with breathing
due to insufficient air.
2. IMPORTANT NOTICE
Verify, in accordance with the manuals which appear in the
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RASC and indoor units, that all the information required for
the correct installation of the system is included. If this is not
the case, contact your distributor.
HITACHI pursues a policy of continuing improvement
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in design and performance of products. The right is therefore
reserved to vary specifications without notice.
HITACHI cannot anticipate every possible circumstance that
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might involve a potential hazard.
This air conditioner has been designed for standard air
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conditioning for human beings only. Do not use this for other
purposes such as for drying clothes, refrigerating foods or for
any other cooling o heating process.
No part of this manual may be reproduced without written
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permission.
If you have any questions, contact your service contractor of
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HITACHI.
This manual gives a common description and information
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for this air conditioner which you operate as well as for other
models.
Check and make sure that the explanations of each part of
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this manual correspond to your air conditioner model.
Refer to the models codification (page 1) to confirm the main
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characteristics of your system.
Signal words (DANGER, WARNING and CAUTION) are
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used to identify levels of hazard seriousness. Definitions
for identifying hazard levels are provided below with their
respective signal words.
It is assumed that this unit will be operated and serviced by
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English speaking people. If this is not the case, the customer
should add safety, caution and operating signs in the native
language of the personal.
PART I – OPERATION
WARNING:
Do not use any sprays such as insecticide,
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lacquer, hair spray or other flammable gases within
approximately one (1) meter from the system.
If circuit breaker or fuse is often activated, stop the
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system and contact your service contractor.
Do not make service or inspections tasks by yourself.
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This works must be performed by qualified service
person.
Do not put any strange material (sticks, etc...) into
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the air inlet and outlet. These units have high speed
rotating fans and it is dangerous that any object
touches them.
NOTE:
It is recommended to ventilate the room every 3 or 4
hours.
This air conditioner has been designed for the following
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temperature. Operate the air conditioner within this range:
Maximum
Cooling
Indoor
32°C DB/22.5°C WB 21°C DB/15.5°C WB
Mode
RASC
43 °C DB
Indoor
27 °C DB
Heating
Mode
RASC
15.5 °C WB
DB: Dry Bulb Temperature
WB: Wet Bulb Temperature
These operations modes are controlled by the remote control
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switch.
This manual should be considered as a permanent
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part of the air conditioner. This manual gives a common
description and information for this air conditioner which you
operate as well as for other models.
DANGER:
Pressure Vessel and Safety Device: This air conditioner
is equipped with a high pressure vessel under PED
(Pressure Equipment Directive). The pressure vessel has
been designed and tested before shipment according to
PED. Also, in order to prevent the system from an abnor-
mal pressure, a high pressure switch, which needs no field
adjustment, is utilized in the refrigeration system.
Therefore, this air conditioner is protected from abnor-
mal pressures. However, if abnormally high pressure is
aplied to the refrigeration cycle including the high pressure
vessel(s), it will result in serious injury or death due to
explosion of the pressure vessel. Do not apply a pressure
higher than the following pressure to the system, by modi-
fying or changing the high pressure switch.
CAUTION:
This unit is designed for commercial and light industrial
application. If installed in house hold appliance, it could
cause electromagnetic interference.
PMML0140A rev.1 - 07/2009
Temperature
Minimum
-5 °C DB
15 °C DB
-15 °C WB (**)
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