Motor Makes Excessive Noise or Vibration
Propeller may be fouled. Propeller by be damaged or unbalanced.
Check to see if propeller is secured.
Bent armature. Remove propeller, set at medium speed, turn unit on and check for armature
wobble.
Turn propeller by hand. It should turn freely with a slight magnetic drag.
Bearing bushes may be worn out.
Motor Fails To Run
Check fuse or circuit breaker on boat for electric motor.
Check for loose or corroded connections.
Check plug for loose or bad connection.
Test main rotary switch.
Turn prop by hand. It should turn freely with a slight magnetic drag.
Total battery failure. Recharge battery and check voltage.
Propeller Fouled.
Motor Loses One or More Speeds
Lose wire on rotary switch. Check wiring diagram.
Lose connection in top housing.
Rotary switch damaged.
Speed coils in lower unit may be burned.
Motor is hard to steer
Loosen the knob on the side of the mounting bracket, then re-adjust and apply some lubricant.
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