Yamaha SR230 2004 Service Manual 354pg marginmod printme1

POWER UNIT x POWR 5 5-53

5 POWR POWER UNIT 5-54

POWER UNIT x POWR 5 5-55

5 POWR POWER UNIT CAUTION: 5-56

POWER UNIT x POWR 5 5-57

5 POWR POWER UNIT 5-58

POWER UNIT x POWR 5 Tighten the cylinder head cover bolts in a criss- cross pattern. 5-59

5 POWR POWER UNIT UNIT.” PIPE 3.” AND 2.” TANK.” “CAMSHAFTS.” 5-60

POWER UNIT x POWR 5 CYLINDER HEAD (Cont’d.) 5-61

5 POWR POWER UNIT 5-62

POWER UNIT x POWR 5 5-63

5 POWR POWER UNIT 5-64

POWER UNIT x POWR 5 HEAD.” 5-65

5 POWR POWER UNIT VALVES AND VALVE SPRINGS (Cont’d.) 5-66

POWER UNIT x POWR 5 5-67

5 POWR POWER UNIT 5-68

POWER UNIT x POWR 5 Before checking the valve guide, make sure the valve stem diameter is within specifica- tion. 5-69

5 POWR POWER UNIT 5-70

POWER UNIT x POWR 5 5-71

5 POWR POWER UNIT 5-72

POWER UNIT x POWR 5 CAUTION: 5-73

5 POWR POWER UNIT 5-74

POWER UNIT x POWR 5 CAUTION: 5-75

5 POWR POWER UNIT 5-76

POWER UNIT x POWR 5 UNIT.” PIPE 3.” AND 2.” MANIFOLD.” MOTOR.” TANK.” 5-77

5 POWR POWER UNIT CRANCASE (Cont’d.) PUMP.” GEAR.” “CAMSHAFTS.” 5-78

POWER UNIT x POWR 5 CRANCASE (Cont’d.) 5-79

5 POWR POWER UNIT CRANCASE (Cont’d.) 5-80

POWER UNIT x POWR 5 CRANCASE (Cont’d.) “CRANKSHAFT.” 5-81

5 POWR POWER UNIT CAUTION: Tap on one side of the crankcase with a soft-face hammer. Tap only on rein- forced portions of the crankcase, not on the crankcase mating surfaces. Work slowly and carefully and make sure the crankcase halves separate evenly. 5-82

POWER UNIT x POWR 5 5-83

5 POWR POWER UNIT 5-84

POWER UNIT x POWR 5 CAUTION: 5-85

5 POWR POWER UNIT 5-86

POWER UNIT x POWR 5 “CRANKCASE.” 5-87

5 POWR POWER UNIT CONNECTING RODS AND PISTONS (Cont’d.) 5-88

POWER UNIT x POWR 5 CAUTION: 5-89

5 POWR POWER UNIT pistons: 5-90

POWER UNIT x POWR 5 formula: 5-91

5 POWR POWER UNIT 5-92

POWER UNIT x POWR 5 5-93

5 POWR POWER UNIT CAUTION: 5-94

POWER UNIT x POWR 5 Lubricate the bolt threads and nut seats installation.” removal.” 5-95

5 POWR POWER UNIT 5-96

POWER UNIT x POWR 5 5-97

5 POWR POWER UNIT 5-98

POWER UNIT x POWR 5 procedure.” CAUTION: 5-99

5 POWR POWER UNIT “CRANKCASE.” PISTONS.” 5-100

POWER UNIT x POWR 5 5-101

5 POWR POWER UNIT CAUTION: 5-102