YMGI
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Your Modern Green Idea
4
hazards and MUST follow all precautions in this manual and on the tags, stickers, and labels, as well as the
instructions below:
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Before installing or servicing this unit, technicians MUST put on all PPE recommended for the work being
undertaken. ALWAYS refer to appropriate Material Safety Data Sheets (MSDS) and Occupational Safety and
Health Administration (OSHA) guidelines for proper PPE.
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When working with or around hazardous chemicals, ALWAYS refer to the appropriate MSDS sheets and
OSHA guidelines for information on allowable personal exposure levels, proper respiratory protection, and
handling recommendations. If there is a risk of arc or flash, technicians MUST put on all PPE in accordance
with NFPA 70E or other country-specific requirements for arc flash protection, PRIOR to servicing the unit.
Copyright
This document and the information contained therein are the sole property of YMGI Group and shall not be used or
reproduced in whole or in part, without the written permission of YMGI Group. YMGI Group reserves the right to
revise this manual at any time and to make changes to its content without obligation to notify anyone about any
modifications, revisions or changes.
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Instructions for installation and use of this product are provided by the manufacturer.
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Installation must be performed by authorized and licensed personnel only and in accordance with all the
requirements of this manual, the NEC, CEC and any state/local codes.
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For safe operation of this unit, please read and follow all instructions carefully.
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The total operation capacity of the indoor units should not exceed 120% of the total capacity of the outdoor units
if all indoor units must operate at their peak capacities all the time. Otherwise, the heating and cooling operation
will be diminished and less efficient which could damage the units.
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Any person responsible for system operation or system maintenance should retain this manual for reference.
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If the unit fails to operate normally, please contact your authorized system installer or HVAC professional as soon
as possible and provide the following information:
Data on the unit (model number, serial number and owner’s name).
A detailed description of the unit’s problem before and after the problem occurred.
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To avoid personal injury or property damage, do not disassemble the unit yourself. If disassembly is required to
check the unit, contact your authorized system installer or HVAC professional as they have the experience and
training necessary to perform this task.
Note:
Each unit has been thoroughly tested to ensure it operates correctly before leaving the factory.
Basic Cautions and Warnings
All units shall be installed by an experienced HVAC licensed contractor or technician. Read all manuals before
installation, startup and operation.
All NEC, state, local codes and installation instructions must be followed for all units, otherwise, the unit warranty will
be void and could result in serious damage to people or property.
YMGI Group is not responsible for any damage or loss due to Do-It-Yourself (DIY), self-installation or any improper
installation, operation, service or natural disasters of any kind.
Do not connect power to the unit until all wiring, tubing and all unit inspections and tests have been completed.
Ground the unit according to the instructions and adhering to NEC, state and local codes.
All wiring connections must be correct and secure. Loose wire(s) or improper contacts may cause arcs or overheating
which can result in a fire hazard.
