Yamaha YX600 (1984-1992) [61/200] Camshafts

Содержание

Chapter 2 Engine clutch and transmission 2 11 8 5 Push the tensioner rod to the bottom of the housing and snug the adjusting bolt until the tensioner is installed 9 3 When the no 1 cylinder is at TDC on the compression stroke the cam lobes of no 4 cylinder should be pointing directly at each other as shown and the cam lobes of no 1 cylinder should be pointing directly away from each other 9 5a Remove the no 3 cam bearing caps 9 Camshafts and lifters removal inspection and installation Note This procedure can be performed with the engine in the frame Camshafts Removal 9 5c The camshaft bearing caps are numbered from left to right sides of the engine with no 1 cylinder at TDC compression the no 1 cam lobes point directly away from each other and the no 4 cam lobes point directly at each other 1 No i cam bearing caps 2 No 2 cam bearing caps 3 No 3 cam bearing cap locations caps removed 4 No 4 cam bearing caps 5 No cam lobes no 1 cylinder at TDC compression 6 No 4 cam lobes no 1 cylinder at TDC compression Refer to illustrations 9 3 9 5a 9 5b 9 5c 9 6a 9 6b 9 7 and 9 10 1 Set the bike on its centerstand if equipped or support it securely upright 2 Remove the valve cover see Section 7 3 Turn the engine to position no 1 cylinder at TDC compression see Chapter 1 Valve clearances check and adjustment To ease reassembly make alignment marks on the sprockets chain and camshafts with a felt pen The no 4 cam lobes will face each other when no 1 cylinder is at TDC see illustration 4 Remove the camshaft chain tensioner see Section 8 5 Loosen the cap bolts for the no 3 camshaft bearing caps evenly and remove the no 3 bearing caps see illustration Note Don t drop the cap bolts or dowels into the engine or major disassembly may be required to get them out Hold the camshafts from turning with an open end wrench on the camshaft hex and remove the sprocket bolts see illustrations Dismount the sprockets from the camshafts

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