Precautions For Safety - Toshiba Carrier BMS-IFBN1281U-UL Service Manual

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Precautions for safety

• Carefully read these "Precautions for Safety" before service, and perform service work safely.
• These precautions contain important information regarding safety.
• After service work, carry out an operation trial to confirm that there are no problems, and explain to the customer how to
operate and maintain the system.
Expressions
Warning
Caution
*1: Serious bodily harm indicates loss of eyesight, injury, burns, electric shock, bone fracture, poisoning, and other injuries which
leave aftereffect and require hospitalization or long-term treatment as an outpatient.
*2: Bodily injury indicates injury, burns, electric shock, and other injuries which do not require hospitalization or long-term treatment
as an outpatient.
*3: Damage to property indicates damage extending to buildings, household effects, domestic livestock, and pets.
Graphic symbols
Prohibited
Compulsory
-EN
4
Text set off in this manner indicates that failure to adhere to the directions in the warning could result
1
in serious bodily harm (*
Text set off in this manner indicates that failure to adhere to the directions in the caution could result
2
in serious bodily injury (*
" " indicates prohibited items.
The actual contents of the prohibition are indicated by a picture or text placed inside or next to the
graphic symbol.
" " indicates compulsory (mandatory) items.
The actual contents of the obligation are indicated by a picture or text placed inside or next to the
graphic symbol.
• Service should be performed by a qualified electrician
Attempting to carry out service work on your own, and doing so incorrectly, may result in electric
shock or fire.
• Electrical work must be performed by a qualified electrician in accordance with
this Service Manual. The work must satisfy all local, national and international
regulations
Inappropriate work may result in electric shock or fire.
• Be sure to turn off the power before starting work
Failure to do so may result in electric shock.
• Use only the power adapter supplied with this unit
A power adapter other than that supplied with this unit may provide a different voltage and have
different polarity (+) ( − ), which could lead to fire, explosion or generation of heat.
• Do not modify the unit
Doing so may result in excessive heat or fire.
) or loss of life if the product is handled improperly.
3
) or damage (* ) to property if the product is handled improperly.
Warning
Service Manual
The following instructions
must be observed.