Maintenance cooling the engine, which can cause serious overheating. Be sure the con- nector is tightened securely on the fitting after flushing the engine. EMU2848A Periodic maintenance EWM01871 WARNING [ECM00541] TIP: These procedures require mechanical skills, tools, and supplies. If you do not have the proper skills, tools, or supplies to perform a maintenance procedure, have a Yamaha dealer or other qualified mechanic do the work. The procedures involve disassembling the motor and exposing dangerous parts. To reduce the risk of injury from moving, hot, or electrical parts:
When flushing the engine with the boat in the water, tilting up the outboard motor un- til it is completely out of the water will achieve better results. For cooling system flushing instructions, see page 53. EMU28450 Cleaning the outboard motor After use, wash the exterior of the outboard motor with fresh water. Flush the cooling system with fresh water. Turn off the engine and keep the key(s) and engine shut-off cord (lanyard) with you when you perform maintenance unless otherwise specified. The power trim and tilt switches oper- ate even when the ignition key is off. Keep people away from the switches whenever working around the motor.
When the motor is tilted, keep away from the area under it or between it and the clamp bracket. Be sure no one is in this area before operating the power trim and tilt mechanism. ZMU02550 TIP: For cooling system flushing instructions, see page 53. Allow the engine to cool before han- dling hot parts or fluids. Always completely reassemble the mo- tor before operation. EMU28460 Checking painted surface of motor Check the motor for scratches, nicks, or flak- ing paint. Areas with damaged paint are more likely to corrode. If necessary, clean and paint the areas. A touch-up paint is avail- able from your Yamaha dealer.
Maintenance, replacement, or repair of the emission control devices and sys- tems may be performed by any marine engine repair establishment or individual. All warranty repairs, however, including those to the emission control system, must be performed by an authorized Yamaha marine dealership. A service manual is available for purchase through your Yamaha dealer for owners who 56