Attach the new cable to the choke lever. Slide back the rubber cover and disconnect the electrical connector at the neutral switch Figure The neutral switch is located underneath the 107. The meter will read the voltage dropped or the difference in potential between the source and destination. If a no spark condition exists, perform Test 3. Install the oil pump mounting bolts and tighten to the torque specification in Table 2. Returns must be packaged in an appropriate shipping box or poly bag in order to prevent damage to the item and the retail packaging. Replace springs if their condition is in doubt.
Replace or repair starter motor. The engine number is stamped into the right upper side of the crankcase. For 1983, however, all 920 models, including all other models covered in this manual, are shaft-driven. Drive axle 1st gear 10. Remove the master cylinder and brake line clamp bolts Figure 54 at the steering head.
Install the piston rings in the order shown in Figure 76. Disconnect the battery vent tube B, Figure 50. Too much air will make installation difficult. Procedures, once described in the text, are not normally repeated. Hold the inner race with your hand. Install the diaphragm to prevent the entry of dirt and moisture.
Check the fuel line clamps for damage; re- specified by Yamaha. Remove the bolt securing the final drive unit to the swing arm B, Figure 25. Disconnect the fuel inlet and outlet B, Figure 60 place if necessary. Pry back the lockwasher tab on the right-hand 1. See can no longer be adjusted and will have to be re- Figure 36. Fill the crankcase with the correct weight Table 3 and quantity of oil Table 4.
Remove the left-hand cover Figure 71. Wiring connections and brake shoes should be kept clean and free of grease and oil. If the bike is run-in an area of high the electrolyte level. Install a new axle nut cotter pin f. Disconnect the vent hose B, Figure 6 from each carburetor.
The shaft surface should show no appreciable wear marks. Conduct all three tests one after the other in the sequence given without interruption. If damage or wear indicates piston replacement, select a new piston as described under Piston Clear- ance Measurement in this chapter. Remove the clamps securing electrical cables to the handlebar. If okay, check the fuel pump as Replace controller if damaged.
Middle driven gear shaft-drive models 15. Attach a portable tachometer following the cylinder's carburetor throttle stop screw in or out manufacturer's instructions. Pay particular attention to the top compression ring groove as it usually wears more than the other grooves. The 1988-on models have 2 cables. Fuel and Vacuum Line Inspection Inspect the condition of the fuel line and vacuum line for cracks or deterioration; replace if necessary.
Carefully pull the string back through the frame, throttle cable. Remove the timing cover Figure 83. The arrow on the T-connection must face hole. The service intervals specified in Table 1 should be followed with general use. Once again, take your worn part to the wrecking yard breaker for direct comparison. Discard old oil in the same manner as outlined under Engine Oil and Filter Change in this chapter.
Install the inner rotor into the outer rotor in oil pump body. More often than not, the f. Screw the oil filler cap on securely. If not, turn the synchronizing the alternator cover as described in Chapter Seven, screw Figure 70 and balance the rear carburetor to the front carburetor until the gauge readings are the. The tab on the hose must fit into the square 2. Tie a piece of heavy string or cord approxi- a. Remove the oil pump drive sprocket as 10.
Measure the thickness of each friction disc at several places around the disc as shown in Figure 23. Make sure the pivot point B, Figure 159 moves freely. Take a final look all over the engine to make sure everything has been disconnected. Remove the float pivot pm Figure 11 and remove the float together with the needle valve Figure 12 4 Remove the needle seat and gasket Figure 13. Even after cleaning and flushing of the fuel system, explosive fumes can remain and ignite during repair of the tank. Check for poor contact at the spark plug caps and all ignition connectors. Measure the free length of each clutch spring as shown in Figure 19.