2012 Na Yamaha Super Tenere Manual
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Page 311
haha CAMSHAFTS 5-16 9. Remove: Cylinder head cover “1” Cylinder head cover gasket TIP Lift up the wire harness, brake pipes, clutch pipe, and clutch hose, and then pull the cylinder head cover rearward to remove it. EAS23810 REMOVING THE CAMSHAFTS 1. Align: “ K” mark “a” on the pickup rotor (with the crankcase mating surface “b”) ▼▼▼▼ ▼ ▼▼▼▼▼▼▼▼ ▼ ▼ ▼▼▼▼ ▼ ▼▼▼▼ ▼ ▼▼▼ ▼▼▼▼ a. Turn the crankshaft clockwise. b. Align the “K” mark “a” with the crankcase mat- ing surface “b”. TIP When the “K”...
Page 312
haha CAMSHAFTS 5-17 4. Remove: Intake camshaft “1” Exhaust camshaft “2” TIP To prevent the timing chain from falling into the crankcase, fasten it with a wire “3”. 5. Remove: Intake camshaft sprocket “1” Exhaust camshaft sprocket “2” TIP While holding the intake camshaft sprocket and exhaust camshaft sprocket with the rotor holding tool “3” , loosen the intake camshaft sprocket bolts and exhaust camshaft sprocket bolts. EAS23850 CHECKING THE CAMSHAFTS 1. Check: Camshaft lobes Blue...
Page 313
haha CAMSHAFTS 5-18 4. Measure: Camshaft-journal-to-camshaft-cap clearance Out of specification Measure the camshaft journal diameter. ▼▼▼▼ ▼ ▼▼▼ ▼▼▼▼▼ ▼ ▼ ▼▼▼▼ ▼ ▼▼▼▼ ▼ ▼▼▼ ▼▼▼▼ a. Install the camshaft into the cylinder head (without the camshaft caps). b. Position a strip of Plastigauge ® “1” onto the camshaft journal as shown. c. Install the camshaft caps. TIP Tighten the camshaft cap bolts in stages and in a crisscross pattern, working from the inner caps out. Do not turn the camshaft...
Page 314
haha CAMSHAFTS 5-19 EAS23960 CHECKING THE TIMING CHAIN TENSIONERS 1. Check: Timing chain tensioner Cracks/damage Replace. ▼▼▼▼ ▼ ▼▼▼ ▼▼▼▼▼ ▼ ▼ ▼▼▼▼ ▼ ▼▼▼▼ ▼ ▼▼▼ ▼▼▼▼ a. Push and insert timing chain tensioner rod “1” into the timing chain tensioner housing. TIP Push the timing chain tensioner rod in direction “a” , and turn the timing chain tensioner body “2” in direction “b” until it stops. b. Keep pressing the timing chain tensioner rod, mount clip “3” into groove “4”, and lock the timing...
Page 315
haha CAMSHAFTS 5-20 3. Install: Intake camshaft sprocket “1” Exhaust camshaft sprocket “2” NOTICE ECA23P1077 Be sure to tighten the camshaft sprocket bolts to the specified torque to avoid the possibility of the bolts coming loose and damaging the engine. TIP Install the cam lobe #1 “a” at the position shown in the illustration. Tighten the camshaft sprocket bolt with the ro- tor holding tool “3”. 4. Install: Timing chain “1” Exhaust camshaft “2” Exhaust camshaft cap NOTICE...
Page 316
haha CAMSHAFTS 5-21 5. Install: Timing chain “1” Intake camshaft “2” Intake camshaft caps NOTICE ECA23P1073 Do not turn the crankshaft when installing the camshaft to avoid damage or improper valve timing. ▼▼▼▼ ▼ ▼▼▼ ▼▼▼▼▼ ▼ ▼ ▼▼▼▼ ▼ ▼▼▼▼ ▼ ▼▼▼ ▼▼▼▼ a. Install the timing chain onto intake camshaft sprocket, and then install the intake camshaft onto the cylinder head. TIP Make sure the match mark “a” on the intake camshaft sprocket are aligned with the cylinder head edge. Make sure that...
Page 317
haha CAMSHAFTS 5-22 TIP Push the timing chain tensioner rod in direction “a” , and turn the timing chain tensioner body “2” in direction “a” until it stops. b. Keep pressing the timing chain tensioner rod, mount clip “3” into groove “4”, and lock the timing chain tensioner rod. c. Install the timing chain tensioner in the cylin- der block. d. Push the timing chain guide “5” as shown in the illustration to release the timing chain ten- sioner rod. e. Check that the timing chain is taut. If the...
Page 318
haha CAMSHAFTS 5-23 10.Measure: Valve clearance Out of specification Adjust. Refer to “ADJUSTING THE VALVE CLEAR- ANCE” on page 3-5. EAS23P1091 INSTALLING THE CYLINDER HEAD COVER 1. Install: Cylinder head cover gasket “1” (to the cylinder head cover “2”) TIP Apply Three Bond No.1541C ® “3” onto the mating surfaces of the cylinder head cover and cylinder head cover gaskets. Apply Yamaha bond No.1215 “4” onto the mat- ing surfaces of the cylinder head cover gasket and cylinder head. ...
Page 319
haha CAMSHAFTS 5-24 5. Install: Brake pipe (hydraulic unit to left front brake caliper) Brake pipe (front brake master cylinder to hy- draulic unit) Clutch pipe 6. Install: Brake hose holders “1” TIP Be sure to fit the projection “a” on the outer sec- tion of the brake hose holder into the hole “b” in the inner section. 7. Install: Clutch hose holder bolt “1” TIP Insert the tab “a” on the clutch hose holder into the slot “b” in the frame. 8. Install: Brake hose joint bolt (hydraulic unit...
Page 320
haha CYLINDER HEAD 5-25 EAS24100 CYLINDER HEAD Removing the cylinder head Order Job/Parts to remove Q ’ty Remarks TIP Place a suitable stand under the engine. Exhaust pipe/Muffler Refer to “ENGINE REMOVAL ” on page 5-3. Intake camshaft/Exhaust camshaft Refer to “CAMSHAFTS” on page 5-11. Thermostat/Coolant temperature sensor Refer to “THERMOSTAT ” on page 6-4. 1 Engine mounting bolt (front side) 4 2 Cylinder head 1 3 Cylinder head gasket 1 4 Dowel pin 2 5 Timing chain guide (exhaust side) 1 For...