Manuals through 2025 now available!
Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.
LEMON is the spiritual successor to CHARM, I recommend you try it!
Link:
lemon-manuals.la or
lemon-manuals.org.ua
(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)
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Thermal Limiting Fuse: Testing and Inspection
Wiring Diagram - AC:
Check for continuity between center connector and one outer connector.
Generally when limiter is bad, it will have a melted spot on top or side, in the middle of unit.
NOTE:
If the unit is not equipped with a thermal limiter, refer to
Heating and Air Conditioning/Description and Operation