Chassis

1 First, drain out the fuel tank and remove the fuel pipe 2 Loosen the fuel cock securing bolts and remove the fuel cock assembly from fuel tank. 3 Clean the attached filter with solvent Examine the filter and replace if damaged 4 Inspect the gasket, replace if damaged and install the outlet fitting Front Brake and Wheel Front Brake Adjustment The front brake should be adjusted to suit rider preference within a 5 8 mm (0 2 0 3 in) free play at the lever pivot side Adjustment is accomplished at...

Info

It 'i racommandad thet the rtams be serv 0 try Yamaha dealer < x other ueMied m chamc It 'i racommandad thet the rtams be serv 0 try Yamaha dealer < x other ueMied m chamc Proper periodic maintenance is important. Especially important are the maintenance services related to emissions control. These controls not only function to ensure cleaner air but are also vital to proper engine operation and maximum performance In the following tables of periodic maintenance, the services related to...

Inspection And Repairing

1 Remove the intake and exhaust tappet covers 2 Insert a 6 mm (0.24 in) screw into the rocker shaft, and withdraw the rocker shaft It should be slide out easily If does not slide out easily, use the special tool as shown. and the lubrication system (pump and passages)checked Standard shaft diameter 1 1 975 11.990 mm (0 471 0 472 in) 3. Rocker arm and rocker shaft a. The rocker arm usually wears at two locations (1) at the rocker shaft hole. (2) at the cam lobe contacting surface, b Measure the...

Periodic Inspections And Adjustments

MAINTENANCE AND LUBRICATION CHART Introduction This chapter includes all information necessary to perform recommended inspection and adjustments. These preventative maintenance procedures, if followed, will insure more reliable vehicle operation and a longer service life. The need for costly overhaul work will be greatly reduced This information applies not only to vehicles already in service, but also to new vehicles that are being prepared for sale. Any service technician performing...

Removal

1 All dirt, mud. dust and foreign material should be thoroughly removed from the exterior of the before removal and disassembly. This will prevent any harmful foreign material from entering the interior of engine assembly 2 Before engine removal and disassembly. be sure you have proper tools and cleaning equipment so you can perform a clean and efficient job 3 During disassembly of the engine, clean and place all parts in trays in order of disassembly This will ease and speed assembly time and...

Connecting Rod Arm Bearing Sr250

1 Check crankshaft components per chart. 1 Apply a light film of oil to pin Install in connecting rod small end Check for play There should be no noticeale vertical play. If play exists, check connecting rod small end for wear Replace pin and connecting rod as required. 2 The piston pin should have no noticeable free play in position If the piston pin is loose, replace the pin and or the piston Check connecting-rod axial p*ay at small end (to determine the amount of wear or crank pin and...

Disassembly

250 Cam Chain Disassemble

1 Remove the cam chain tensioner cap 2 Loosen the tensioner lock nut 3 Remove the chain tensioner assembly Note the location of each part Loosen the side cover securing bolts and remove the side cover Remove the cam sprocket securing bolt (see the following photo) Then remove the flywheel magneto. When removing the cam sprocket, it is not necessary to separate the cam chain 6 Flywheel magneto removal a Remove the flywheel securing nut using the rotor holding tool. 7 Loosen the guide stopper...

Electrical

Ignition timing is checked with a timing light by observing the position of the mark on the case and the marks on the rotor a Remove the crankcase cover L b Connect the timing light to the spark plug lead wire c. Start the engine and keep it running at the specified speed d The index projection on the crankcase must be between the two marks for firing on the rotor If not. refer to Chapter 6 Ignition System ' BP7ES NGK or W22EP ND Electrode gap 0.7 0 8 mm 0 028 0 031 in Tightening torque 2.0...

Engine

How Check Engine Oil Yamaha Fz6

Start the engine and warm it up for a few minutes Set the engine idle speed to specified r min by turning the throttle stop screw in to increase the engine speed and back off the screw to decrease the engine speed Use a tachometer for checking and adjusting the engine speed The idle mixture is set at the factory by the use of special equipment Not attempt should be made by the dealer to change this adjustment Idle speed should be set before making this adjustment The throttle grip should have a...

Chassis28

Fuel 2-8 Front Brake Adjustment Spoke Adjustment and Torque 2-9 Front Axle Tire 2-9 Brake Lining Spoke Adjustment and Rear Tire Drive Chain Tension Adjustment 2-10 Drive Chain Lubrication 2-11 Front Fork Oil Suspension. Steering and Swing Arm 2-12 Rear Shock Absorber 2 13 Cable Inspection and Lubrication 2-13 Lubrication of Levers. Pedals, etc 2 13

Special Tools

1 Poc et tewet IP No 90890 03112-00 2 Electro test P No 90890 03021 00 3 CKal gauge IP No 9089a03097 00 gt 4 Hour holAng too IP. Wo 90890 Ol 236 00 6 riy heeipuntf IP No 90890 01189 00 6 Dutch holding tool IP No TIM 90910-42 001 90890-Oil 35 001 8 Tappet ed utnngtooiiP No 90890 01311 001 9 Front OfV cyhndec compile hoUm IP No 90890 01294 001 10 T typo handle IP No 90890 01301 001 11 Rmgnul wrench CP No 90890 01266 001 12 Spoke vv'tnch P No 90890 06087 00 13 VaVt Mai culte let IP No TIM 90910 43...