Possible causes fuel system failure |
Cause Analysis | Method of exclusion |
Throttle linkage imbalance, so the carburetor throttle valve is not fully open | Re-adjust the throttle cable stretching the length of the throttle can be fully open position |
Propeller pitch diameter or larger | Use a smaller propeller size, to achieve the appropriate speed |
Boat overloaded or load improperly distributed | Load shedding or re-adjust the load distribution |
Transom is too low, leading to deep draft outboard boat traveling resistance increases | According to the instructions described in claim boat transom height change hanging |
Bottom attachments too much, too much resistance | Cleanup bottom attachments |
Outboard motor trim angle incorrect | Be adjusted according to the method described in the specification |
There are aquatic plants or other foreign material wound on a propeller or gearbox | Wound was removed and the liquidation of the propeller and gearbox underwater |
Possible causes of engine overheating |
Cause Analysis | Method of exclusion |
Thermostat failure or blockage | Repair or replacement of new products |
Clogged inlet gearbox | Clear filter blockage |
Damaged water pump impeller or pump floor, severely worn pump housing wall | Replace damaged parts |
Transom is too high, leading to the gearbox out of the water intake | Press the manual explains, change the height of the transom of the boat |
Excessive piston top coke | Disassemble engine maintenance, remove carbon deposits |
Propeller blades bent or broken | Repair or replacement of the propeller |
There are aquatic or foreign material is wound on the propeller | Stop, tilt the propeller, remove the winding material |
Engine mounting bolts loose | Tighten mounting bolts |
Upper or lower damping block Outboard damage | Replace damaged damping block |
A cylinder engine inoperative | Check the electrical parts or the spark plug, the timely replacement |
Lack of engine power, speed instability | Check the propeller is slipping, immediately replace |