1. SAFETY SUMMARY
DANGER:
Do not pour water into the indoor or outdoor unit.
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These 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
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or outdoor 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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outdoor units without disconnecting the main power
supply.
In case of fire Turn OFF the main switch, put out the
-
fire at once and contact your service contractor.
Check that the ground wire is securely connected.
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Connect a fuse of specified capacity.
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CAUTION:
Refrigerant leakage can cause difficulty with breathing
-
due to insufficient air.
Do not install the indoor unit, outdoor unit, remote
-
control switch and cable within approximately 3
meters from strong electromagnetic wave radiators
such as medical equipment.
2. IMPORTANT NOTICE
Verify, in accordance with the manuals which appear in the
outdoor 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 in
design and performance of products. The right is therefore
reserved to vary specifications without notice.
HITACHI cannot anticipate every possible circumstance that
might involve a potential hazard.
This air conditioner has been designed for standard air
conditioning for human beings only. Do not use this for other
purposes such as for drying clothes, refrigerating foods or for
any other cooling or heating process.
No part of this manual may be reproduced without written
permission.
If you have any questions, contact your service contractor of
HITACHI.
Check and make sure that the explanations of each part of
this manual correspond to your air conditioner model. The
items which are not applicable to all the models are clarified
in the text («only heat pump models», etc).
Refer to the models codification to confirm the main
characteristics of your system.
Signal words (DANGER, WARNING and CAUTION) are
used to identify levels of hazard seriousness. Definitions
for identifying hazard levels are provided below with their
respective signal words.
WARNING:
Do not use any sprays such as insecticide, 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
-
system and contact your service contractor.
Do not make service or inspections tasks by yourself.
-
This works must be performed by qualified service
person.
Do not put any strange material (sticks, etc...) into the
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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.
It is assumed that this unit will be operated and serviced by
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.
This air conditioner has been designed for the following
temperature. Operate the air conditioner within this range:
Maximum
Indoor
32 °C DB / 23 °C WB
Cooling
Mode
Outdoor
43 °C DB
Indoor
30 °C DB
Heating
Mode
Outdoor
17 °C WB
DB: Dry Bulb Temperature
WB: Wet Bulb Temperature
These operations modes are controlled by the remote
control switch.
This manual should be considered as a permanent
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.
CAUTION:
This unit is designed for commercial and light
industrial application. If installed in house hold
appliance, it could cause electromagnetic
interference.
SAFETY SUMMARY
1
Temperature
Minimum
21 °C DB/15 °C WB
-15 °C DB
15 °C DB
-20 °C WB