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)

Or, hide this message: temporarily or permanently

Symptom Related Diagnostic Procedures

Symptom Chart:

NOTE:

- Self-Test Diagnostics must be performed before proceeding to Symptom Chart.

- Use Rotunda 73 Digital Multimeter 105-R0051 or equivalent to perform pinpoint tests.

- New speed control diagnostic software is available in version 12 or higher for New Generation STAR (NGS) Tester or equivalent 418-F048 (007-00500). When using this software it is necessary to use Next Generation Speed Control Adapter 007-00586 with NGS Tester.