1970 Johnson 115 HP Outboard Motor Service manual, Page 91Get this manual
BLOCKING AND SHIFT DIODE S
DESCRIPTION
The gearshift lectrical system consists of the remote control (See Section 8), wiring harnessshift control solenoids (See Section 6), the
blocking diodehift diodes, and the ectifier diodesWhe the ignition ke swit ch is turned ff, the key switch controlled
cu rrent path to the shift control Is opened
A forward boat movement