Yamaha EK40G Service Manual

GENINFO1- 6H95G11General information1-72. Check that the positive and negative bat-tery leads are securely connected.Checking the outboard motormounting height1. Check that the anti-cavitation plate isbetween the bottom of the boat and amaximum of 25 mm (1 in) a below it. Ifthe mounting height is too high, cavitationwill occur and propulsion will be reduced.Also, the engine speed will increaseabnormally and cause the engine to over-heat. If the mounting height is too low,water resistance will increase and reduceengine efficiency.NOTE:The optimum mounting height is affected bythe combination of the boat and the outboardmotor. To determine the optimum mountingheight, test run the outboard motor at differ-ent heights2. Check that the clamp brackets aresecured with the clamp screws.Checking the remote control cables(remote control model)1. Set the remote control lever to the neutralposition and fully close the throttle lever.2. Check that the throttle pulley 1 is in itsfully closed position, and check the pulleyis contact the fully stopper a on thebracket.3. Check that the shift lever 2 is in the neu-tral position.wThe shift/throttle cable joint must bescrewed in a minimum of 8.0 mm (0.31 in)b.NOTE:Check the throttle valve fully open, after set-ting the remote control cables.0—25mm(0—1in.) 6B410060a1a6F610060NR F26F610070b 6F610075