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1. FOREWORD
1.1. Statement
To keep users and property under safe operating conditions, please follow the instructions below：
① Wrong operation may result in injury or damage;
② Please install the unit in compliance with local laws, regulations and standards;
③ Confirm power, voltage and frequency – NE55 Requires permanent 240Volt, 1 Phase, 60HZ
Connection;
④ The unit must be permanently connected to the power supply by a qualified electrician
according to local rules and regulations.
⑤ Independent power disconnect switch must be installed with the unit per local laws and
regulations.
1.2. Safety Factors
The following safety factors need to be considered:
① Please read the following warnings before installation.
② Be sure to check the details that need attention, including safety related warnings.
③ After reading the installation instructions, be sure to save them for future reference.
Warning
Make sure that the unit is installed safely and is properly secured to a suitable base
⚫ If the unit is not secured or installed properly, it may cause damage to the unit and
surrounding area.
⚫ Unit must be installed outdoors in a well ventilated or open area.
① Use the correct gauge wire determined by an electrician per local regulations and fasten it to
the terminal block supported in a manner that there ensures no strain on the components or
wiring.
② Improper wiring may cause injury or fire.
Please connect power wire according to the wiring diagram in the manual to avoid fire or damage
to the unit.
③ Be sure to use approved materials during installation. Wrong parts or wrong materials may
result in fire, electric shock, or the unit falling or tipping over.
④ Install on the ground safely and properly secured, please read installation instructions.
Improper installation may result in fire, electric shock, tipping of the unit, or water leaking.
⑤ Use professional tools for the electrical connections. If power supply capacity is insufficient
or circuit is not completed, it may cause fire or electric shock.
⑥ The unit must have grounding device. If power supply does not have grounding device, do
not connect the unit.
⑦ The unit should only be removed or repaired by a professional technician.
Improper movement or maintenance of the unit may cause water leakage, electric shock, or fire.
⑧ Don't connect or disconnect unit without first disconnect the power at the breaker or power
disconnect. It may cause fire or electric shock.
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