Diagnostic
Cause: Trim angle set too low (excessive trim down) Test: Observe hull attitude relative to horizontal water surface during slow-speed operation Expected: Hull horizontal; anti-ventilation plate parallel to water surface
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Ask Boat Guru about thisSpec · Anti-ventilation plate runs parallel to water surface; hull is horizontal during operation conditions={"engine_state":"running","hull_orientation":"horizontal"}
Procedure · 1. Assess hull attitude during operation: the anti-ventilation plate should run parallel to the water surface and the hull should be horizontal. 2. If the bow rises too high above horizontal, set the thrust rod (or pr...
Spec · Direct trim tab toward A (left from rear of boat) conditions={"location":"Under anti-ventilation plate"}
Procedure · 1. Stop the engine before adjusting the trim angle. WARNING: Do not put hand or finger between the outboard motor body and clamp bracket when adjusting trim angle — the outboard motor body may fall and cause injury. 2...
Diagnostic · Cause: Trim angle set too low Test: Observe hull attitude relative to water surface while underway Expected: Hull horizontal; anti-ventilation plate parallel to water surface