Electronics International R-1-N1 - Manual (Page 11)

5. Bring the engine RPM up to 1500 and look for proper operation. A jumpy high RPM reading at this
step may be cause by a higher than normal voltage output from a Bendix Mag. If this is the case,
install the Bendix Isolators supplied in your R-1 package.
6. Check that the screws on the mag switch have been properly tightened and the connectors are not
interfering or shorting to any other terminals on the mag switch.
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