Here are the diagrams and repair parts for Official Craftsman 2442166 cell tester, as well as links to manuals and error code tables, if available.
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Unit diagram
Part #CT3701
The manufacturer no longer makes this part, and there's no substitute part
Unit diagram
Part #CT3715
The manufacturer no longer makes this part, and there's no substitute part
Unit diagram
Part #BS6222
The manufacturer no longer makes this part, and there's no substitute part
Unit diagram
Part #CG211
The manufacturer no longer makes this part, and there's no substitute part
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