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

Mechanical Specifications

No. of pinion teeth	8 Count (ct)
Pinion Gap	0.020 - 0.079 Inch (in)
Commutator Runout (Nominal)	0.05 Inch (in)
Commutator Runout (Maximum)	0.1 Inch (in)
Commutator Diameter (Nominal)	1.157 Inch (in)
Commutator Diameter (Minimum)	1.134 Inch (in)
Undercut Depth	.020 Inch (in)