Évaluations - 3, GPA: 4.3 ( )

Fabricant : MTD Taille : 2.37 mb Nom Fichier : Langue d'enseignement:

If distance is not 6-1/8 – 6-3/4 in. (15.5 – 17.1 cm), adjust the traction clutch. OS2490Figure 18Traction Clutch Lever6-1/8 – 6-3/4 in. (15.5 – 17.1cm) To adjust traction clutch (Figure 19): 1.Loosen jam nut on traction clutch cable adjustment barrel. Turn adjustment barrel up the cable to decrease the distance between clutch lever and handlebar. Turn the adjustment barrel down the cable to increase the distance between clutch lever and handlebar. 2.Check traction clutch lever distance and repeat adjustment steps if necessary. 3.Tighten jam nut on traction cable adjustment barrel. Figure 191.Traction Clutch Cable2.Jam Nut3.Adjustment Barrel132OS7395 SECTION 6 - HANDLEBARS & CONTROLS 6.1 INSPECT LOWER HANDLEBAR 1.Remove bolts attaching lower handlebar to each side of frame (2 places, each side) (see Figure 20). 2.Remove handlebar assembly. 3.Check lower handlebar parts for wear or replacement 4.Assemble, using reverse procedure. Figure 20453121.Upper Handlebars2.Bolt w/Nut, Spacer and Washers3.Lower Handlebars4.Bolts5.FramePS0350-1 6.2 REPLACE LOWER HANDLEBAR Figure 20 1.Remove locking nuts, lock washers, washers, and spacers from bolt attaching upper handlebars to lower handlebars (2 places, each side). 2.Lay upper handlebars and control panel on bench or ground. NOTE: Removing control cables is not necessary to replace lower handlebars. 3.Remove bolts attaching lower handlebar to each side of frame (2 places, each side). 4.Remove lower handlebar. 5.Install new lower handlebar using reverse procedure. 6.Attach upper handlebars to lower handlebars. 6.3 TRACTION DRIVE CLUTCH LEVER AND CABLE Clutch Lever Figure 21 1.Remove jam nut and flat washer from bolt. 2.Remove bushings and torsion spring. 3.Remove retaining ring and traction cable 4.Remove clutch lever. 5.Check parts for wear or replacement. 6.Assemble, using reverse procedure. Attach cable to bolt during assembly. 7.Adjust clutch lever position if necessary (see “Traction Drive Clutch Adjustment” on page 19). Traction Drive Figure 21 1.Remove clutch lever from upper handlebar (See preceding Clutch Lever for procedure.) 2.Slide cable off bolt. 3.Disconnect cable spring from control under frame. 4.Check cable for wear. Replace if necessary 5.Assemble, using reverse procedure. NOTE: BE sure to route cable over small pulley mounted to frame 6.Adjust clutch lever position if necessary (see “Traction Drive Clutch Adjustment” on page 19). Figure 21124234652891011122713778141415161771.Bolt (2-1/2") 2.Flange Bushing3.Clutch Lever (Right Hand) 4.Jam Nut5.Flat Washer6.Sleeve Bushing7.Bushing8.Torsion Spring9.Retaining Ring10.Traction Cable11.Clutch Lever (left Hand) 12.Bolt (3-1/4") 13.Attachment Cable14.Spring15.Pulley16.Bolt w/nut17.Lower HandlePS0350-2 6.4 ATTACHMENT CONTROL LEVER AND CABLE Attachment Lever Figure 21 1.Remove jam nut and flat washer from bolt. 2.Remove bushings and torsion spring. 3.Remove retaining ring and traction cable 4.Remove clutch lever. 5.Assemble, using reverse procedure. Attach cable to bolt during assembly. 6.Adjust clutch lever position if necessary (see “Attachment Clutch/Brake Adjustment” on page 18). Attachment Cable Figure 21 1.Remove clutch lever from upper handlebars (See preceding Attachment Lever for procedure.) 2.Slide cable off bolt. 3.Disconnect cable spring from control under frame. 4.Check parts for wear or replacement. 5.Assemble, using reverse procedure. 6.Adjust clutch lever position if necessary (see“Attachment Clutch/Brake Adjustment” on page 18). SECTION 7 - ENGINE 7.1 ENGINE TROUBLESHOOTING The following troubleshooting chart is to be used to isolate engine problems and give possible causes and corrective action responses. The troubleshooting key is generic and can be used for several types of engines. Use only those possible causes and corrective actions that apply to the unit. ENGINE TROUBLESHOOTING PROBLEM PROBABLE CAUSE CORRECTION Black Exhaust Restriction in air cleaner Remove obstruction Poor compression Repair per instructions in manufacturer’s manual Incorrect grade of fuel Use fuel recommended in manufacturer’s manual Leaking cylinder head gasket Replace per instructions in manufacturer’s manual Sticking valves Repair per instructions in manufacturer’s manual Worn cylinder bores Repair per instructions in manufacturer’s manual Pitted valves and seats Repair per instructions in manufacturer’s manual Broken, worn, or sticking piston rings Repair per instructions in manufacturer’s manual Blue/White Exhaust Incorrect grade of lubricating oil Use oil recommended in manufacturer’s manual Poor compression Repair per instructions in manufacturer’s manual Leaking cylinder head gasket Replace per instructions in manufacturer’s manual Worn cylinder bores Repair per instructions in manufacturer’s manual Worn valve stem guides Repair per instructions in manufacturer’s manual Broken, worn, or sticking piston rings Repair per instructions in manufacturer’s manual Difficult Starting Restriction in air cleaner Remove o...

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