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P5417086
Important Notice
● HITACHI pursues a policy of continuing improvement in design and performance in its products.
As such, HITACHI reserves the right to make changes at any time without prior notice.
● HITACHI cannot anticipate every possible circumstance that might involve a potential hazard.
● This controller is designed for standard air conditioning applications only.
Do not use this controller for anything other than the purposes for which it was intended for.
● The installer and system specialist shall safeguard against leakage in accordance with local pipetter and
electrical codes. The following standards may be applicable, if local regulations are not available. International
Organization for Standardization: (ISO 5149 or European Standard, EN 378). No part of this manual may be
reproduced in any way without the expressed written consent of HITACHI.
● If you have questions, please contact your distributor or dealer.
● This manual provides common descriptions, basic and advanced information to maintain and service this controller
which you operate as well for other models.
● This manual should be considered as a permanent part of the controller and should remain with the controller.
Product Inspection upon Arrival
1. Upon receiving this product, inspect it for any damages incurred in transit. Claims for damage, either apparent or
concealed, should be led immediately with the shipping company.
2. Check the model number, electrical characteristics (power supply, voltage, and frequency rating), and any
accessories to determine if they agree with the purchase order.
3. The standard utilization for this controller is explained in these instructions. Use of this equipment for purposes
other than what it designed for is not recommended.
4. Please contact your local agent or contractor as any issues involving installation, performance, or maintenance
arise. Liability does not cover defects originating from unauthorized modications performed by a customer
without the written consent of HITACHI. Performing any mechanical alterations on this product without the con-
sent of the manufacturer will render your warranty null and void.
1. Safety Summary
Signal Words
Indicates a hazardous situation that, if not avoided, could result in death or serious injury.
Indicates a hazardous situation that, if not avoided, could result in minor or moderate injury.
Indicates information considered important, but not hazard-related (for example,
messages relating to property damage).
General Precautions
To reduce the risk of serious injury or death, read these instructions thoroughly and
follow all warnings or cautions included in all manuals that accompanied the product and
are attached to the unit. Refer back to these safety instructions as needed.
● This system, including this controller, should be installed by personnel certied by HITACHI. Personnel must be
qualied according to local, state and national building and safety codes and regulations. Incorrect installation
could cause leaks, electric shock, re or an explosion. In areas where Seismic Performance requirements are
specied, the appropriate measures should be taken during installation to guard against possible damage or
injury that might occur in an earthquake. If the controller is not installed appropriately correctly, injuries may
occur because of a falling controller.
● Use appropriate Personal Protective Equipment (PPE), such as gloves, protective goggles and electrical
protection equipment and tools suited for electrical operation purposes.
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