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(7) Before servicing, check the surface temperature of the refrigeration circuit to
prevent a burn.
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(1) Check for proper grounding connections, and repair if necessary to prevent electric
shocks.
(2) Always use service parts intended for the applicable model for replacement
of defective parts. Use proper tools to secure the wiring. Otherwise abnormal
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(3) Check for proper part installations, wiring conditions and soldered or solderless
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(4) Be sure to replace damaged or deteriorated power cords and lead wires to prevent
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(5) Cut-off lead wires must be bound using closed end connectors or the like, with their
closed ends up to avoid entrance of moisture that could lead to electric leaks or
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(6) After servicing, always use a megohmmeter (500V DC) to check for the insulation
resistance of at least 1 megohm between the live part (attachment plug) and the
dead metal part (grounding terminal).
(7) Do not service the electrical parts with wet hands to prevent electric shocks.
(8) The capacitors used for the compressor and other components may be under high
voltage and should be discharged properly before servicing.
CAUTION
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(1) Check for water leaks in the water supply and drain pipes to prevent damage to the
vicinity including household effects.
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(3) Be sure to reassemble the parts completely. Loose assembly of such parts as
control box cover may cause entrance of vermins resulting in a short circuit
between terminals and possible ignition.