Indicates correct methods and key points when operating the product.
Indicates that misuse may lead to fatal or severe injury, or disability.
CAUTION
Indicates that misuse may lead to material damage.
Foreword
This Service Manual describes the procedures for inspecting, adjusting and as well as how
to handle errors of the nickel metal hydride battery, lithium ion battery and battery chargers
for the electric wheelchair and the electric power assist unit for wheelchair manufactured by
Yamaha Motor.
Symbols Used in This Manual
Items concerning proper handling are indicated with the following symbols.
Other Precautions
• For product improvement purposes, the descriptions and specifications in this manual are subject
to change without notice.
• Due to changes in the specifications, some of the photos and descriptions may differ from the
actual product.
• This manual is intended for use by persons possessing the basic technical knowledge and skills.
• Persons who do not possess the general service skills and knowledge should not rely solely on
this service manual to perform inspection, adjustment, disassembly, or reassembly. Failure to
observe this precaution can lead to maintenance problems or mechanical damage.
WARNING
NOTE
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