1.1 General guidelines
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1. When servicing, observe the original lead dress. If a short circuit is found, replace all parts which
have been overheated or damaged by the short circuit.
2. After servicing, see to it that all the protective devices such as insulation barriers, insulation
papers shields are properly installed.
3. After servicing, make the following leakage current checks to prevent the customer from being
exposed to shock hazards.
1.1.1 Leakage current cold check
1.1.2 Leakage current hot check (See Figure 1 .)
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