Yamaha Waverunner 3 Manual
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5-22 EPOWROIL TANK SERVICE POINTS Oil tank removal 1. Remove: Oil tank NOTE: Loosen the oil tank bolts and nuts in the sequence shown. 3 1 2 4 5 6 8 7 2. Remove: Oil tank cover Gasket NOTE: Loosen the oil tank cover bolts in the sequence shown. 1 2 6 734 8 5 3. Remove: Oil breather plate 1 Oil breather plate 2 Gasket NOTE: Loosen the oil breather plate bolts in the sequence shown. 4 6 510 9 82 1 3 7
5-23 EPOWROIL TANK 4. Remove: Oil cooler covers Gaskets NOTE: Loosen the oil cooler cover bolts in the sequence shown.8 19 12 7 6 5 11 10 3 4 2 Oil strainer inspection 1. Check: Oil strainer 1 Damage → Replace. Contaminants → Clean with engine oil. Oil tank installation 1. Install: Oil cooler covers Gaskets NOTE: Tighten the oil cooler bolts in the sequence shown. T R.. Oil cooler cover bolt: 1st: 3.7 N m (0.37 kgf m, 2.7 ft lb) 2nd: 7.6 N m (0.76 kgf m, 5.5 ft lb) 5 124 1 6 7 8 2 3 10 9 11
5-24 EPOWR 2. Install: Gasket Oil breather plate 2 Oil breather plate 1 NOTE: Tighten the oil breather plate bolts in the sequence shown. T R.. Oil breather plate bolt: 1st: 1.9 N m (0.19 kgf m, 1.4 ft lb) 2nd: 4.4 N m (0.44 kgf m, 3.2 ft lb) 7 5 6 10 2 39 18 4 3. Install: Gasket Oil tank cover NOTE: Tighten the oil tank cover bolts in the sequence shown. T R.. Oil tank cover bolt: 1st: 3.7 N m (0.37 kgf m, 2.7 ft lb) 2nd: 7.6 N m (0.76 kgf m, 5.5 ft lb) 8 7 3 265 1 4 OIL TANK
5-25 EPOWROIL TANK 4. Install: Oil tank NOTE: Tighten the oil tank nuts and bolts in the sequence shown. T R.. Bolt 1: 1st: 15 N m (1.5 kgf m, 11 ft lb) 2nd: 28 N m (2.8 kgf m, 20 ft lb) Nut 2, bolt 3: 1st: 2.0 N m (0.20 kgf m, 1.4 ft lb) 2nd: 15 N m (1.5 kgf m, 11 ft lb) 3rd: 39 N m (3.9 kgf m, 28 ft lb) 6 8 7 5 4 3 1 2 3 2 2 1
5-26 EPOWROIL PUMP OIL PUMP EXPLODED DIAGRAM REMOVAL AND INSTALLATION CHART Step Procedure/Part name Q’ty Service points OIL PUMP ASSEMBLY REMOVALFollow the left “Step” for removal. Oil tank Refer to “OIL TANK”. 1 Clamp/breather hose 1/1 2 Drain plug/washer 1/1 Drain engine oil. 3Bolt 8 4Bolt 4 5 Oil pump assembly 1 6Gasket 1 7Pin 2 8 Strainer 1 Reverse the removal steps for installation. 8 654 3 7 7 LT 572 LT LT 572 LT 18 N • m (1.8 kgf • m, 13 ft • Ib) 8 × 12 mm 6 × 25 mm 2nd 10 N • m (0.1 kgf • m, 7.2 ft • Ib) 1st 1.4 N • m (0.14 kgf • m, 1.0 ft • Ib) 6 × 95 mm 2nd 10 N • m (0.1 kgf • m, 7.2 ft • Ib) 1st 1.4 N • m (0.14 kgf • m, 1.0 ft • Ib) 1 2 Not reusable
5-27 EPOWROIL PUMP SERVICE POINTS Oil pump removal 1. Remove: • Oil pump assembly NOTE: Loosen the oil pump bolts in the sequence shown.5 67 8 9 11 1 12 3 10 42 Oil pump inspection 1. Check: Oil pump operation Rough movement → Replace the defec- tive part(s). Oil strainer inspection 1. Check: Oil strainer 1 Damage → Replace. Contaminants → Clean with engine oil.
5-28 EPOWROIL PUMP Oil pump installation 1. Install: Oil pump assembly NOTE: Align the projection a on the oil pump assembly with the slit b on the oil pump driven gear shaft. Tighten the oil pump bolts in the sequence shown. T R.. Oil pump assembly bolt: 1st: 1.4 N • m (0.14 kgf m, 1.0 ft lb) 2nd: 10 N m (1.0 kgf m, 7.2 ft lb) a b 8 76 5 4 2 12 1 10 3 911
5-29 EPOWRREDUCTION DRIVE GEAR REDUCTION DRIVE GEAR EXPLODED DIAGRAM REMOVAL AND INSTALLATION CHART Step Procedure/Part name Q’ty Service points REDUCTION DRIVE GEAR REMOVALFollow the left “Step” for removal. Generator cover Refer to “GENERATOR AND STARTER MOTOR”. Oil pump Refer to “OIL PUMP”. 1 Drive coupling 1 2Bolt 1 3Bolt 1 4Bolt 1 5Bolt 2 6Bolt 4 9 9 10 12 11 12 10 8 2 4 3 6 5 16 57 E LT 572 LT LT 572 LT LT 572 LT LT 572 LT LT 572 LT 8 × 100 mm 2nd 28 N • m (2.8 kgf m, 20 ft Ib) 1st 15 N m (1.5 kgf m, 11 ft Ib) 6 × 55 mm 2nd 7.6 N m (0.76 kgf m, 5.5 ft Ib) 1st 3.7 N m (0.37 kgf m, 2.7 ft Ib) 28 N m (2.8 kgf m, 20 ft Ib) 6 × 35 mm 2nd 7.6 N m (0.76 kgf m, 5.5 ft Ib) 1st 3.7 N m (0.37 kgf m, 2.7 ft Ib) 8 × 40 mm 2nd 28 N m (2.8 kgf m, 20 ft Ib) 1st 15 N m (1.5 kgf m, 11 ft Ib) 8 × 70 mm 2nd 28 N m (2.8 kgf m, 20 ft Ib) 1st 15 N m (1.5 kgf m, 11 ft Ib)
5-30 EPOWRREDUCTION DRIVE GEAR EXPLODED DIAGRAM Step Procedure/Part name Q’ty Service points 7 Reduction drive gear case 1 8Gasket 1 9Pin 2 10 Circlip 2 11 Reduction drive gear 1 12 Washer 2 Reverse the removal steps for installation. 9 9 10 12 11 12 10 8 2 4 3 6 5 16 57 E LT 572 LT LT 572 LT LT 572 LT LT 572 LT LT 572 LT 8 × 100 mm 2nd 28 N m (2.8 kgf m, 20 ft Ib) 1st 15 N m (1.5 kgf m, 11 ft Ib) 6 × 55 mm 2nd 7.6 N m (0.76 kgf m, 5.5 ft Ib) 1st 3.7 N m (0.37 kgf m, 2.7 ft Ib) 28 N m (2.8 kgf m, 20 ft Ib) 6 × 35 mm 2nd 7.6 N m (0.76 kgf m, 5.5 ft Ib) 1st 3.7 N m (0.37 kgf m, 2.7 ft Ib) 8 × 40 mm 2nd 28 N m (2.8 kgf m, 20 ft Ib) 1st 15 N m (1.5 kgf m, 11 ft Ib) 8 × 70 mm 2nd 28 N m (2.8 kgf m, 20 ft Ib) 1st 15 N m (1.5 kgf m, 11 ft Ib) Not reusable Not reusable
5-31 EPOWRREDUCTION DRIVE GEAR EXPLODED DIAGRAM REMOVAL AND INSTALLATION CHART *1: EPNOC grease AP #0 Step Procedure/Part name Q’ty Service points REDUCTION DRIVE GEAR DISASSEMBLYFollow the left “Step” for disassembly. 1 Oil pump driven gear 1 2Bolt 1 3 Holder 1 4Spring 1 5 Relief valve 1 6Bolt 4 7 Bearing housing 1 8Pin 2 E EE E E 15 13 14 16 18 17 12 9 11 10 11 9 8 7 61 2 34521 20 19 E E E *1 AA *1 5 × 10 mm 10 N m (1.0 kgf m, 7.2 ft Ib) 6 × 16 mm8 × 40 mm 2nd 28 N m (2.8 kgf m, 20 ft Ib) 1st 15 N m (1.5 kgf m, 11 ft Ib) E