ENGINE SHOP REBUILD & SERVICE PARTS MANUAL - Jacobsen

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HOW TO USE THIS <strong>MANUAL</strong> viii Engine Shop Rebuild and Parts Manual
<strong>ENGINE</strong> DISASSEMBLY TABLE OF CONTENTS FOR SECTION ‘A’ SECTION TITLE A PAGE NO. CYLINDER HEAD REMOVAL..........................................................................................................A - 1 Remove the Air Cleaner ........................................................................................................A - 1 Remove the Carburetor.........................................................................................................A - 1 Remove the Coil Mounting Bracket and Coil.........................................................................A - 1 Remove the Blower Housing .................................................................................................A - 1 Remove the Exhaust Manifold...............................................................................................A - 1 Remove the Rear Cylinder Baffle..........................................................................................A - 1 Remove the Timing Belt Cover..............................................................................................A - 1 Remove the Idler, Timing Belt, Drive and Cam Pulleys.........................................................A - 1 Remove the Rear Timing Belt Cover.....................................................................................A - 2 Remove the Front Cylinder Baffle .........................................................................................A - 2 Remove the Valve Cover and Gasket ...................................................................................A - 2 Remove the Rocker Assembly and Camshaft.......................................................................A - 2 Remove the Cylinder Head and Gasket from the Crankcase................................................A - 2 VALVE REMOVAL ...........................................................................................................................A - 3 Remove the Valves from the Cylinder Head .........................................................................A - 3 Valve Guide Removal............................................................................................................A - 3 LIST OF ILLUSTRATIONS Fig. A-1 Engine................................................................................................................................A - 4 Fig. A-2 Cylinder Head Components...............................................................................................A - 5 Fig. A-3 Valves................................................................................................................................A - 6 Repair and Service Manual Page A-i
Page 1: 19 13 17 9 11 16 15 7 18 3 4 6 5 8
Page 4 and 5: NOTES TO OBTAIN A COPY OF THE LIMIT
Page 6 and 7: TABLE OF CONTENTS Section Page No.
Page 8 and 9: TABLE OF CONTENTS Notes: Page vi En
Page 12 and 13: ENGINE DISASSEMBLY Notes: Page A-ii
Page 14 and 15: ENGINE DISASSEMBLY D. Remove the ti
Page 16 and 17: 14 13 18 15 16 17 20 21 19 22 25 27
Page 18 and 19: ENGINE DISASSEMBLY A 2 6 3 Push spr
Page 20 and 21: ENGINE DISASSEMBLY Notes: Page B-ii
Page 22 and 23: ENGINE DISASSEMBLY Remove the Crank
Page 24 and 25: ENGINE DISASSEMBLY 1 3 2 Crankcase
Page 26 and 27: ENGINE DISASSEMBLY 1 5 4 6 3 2 A Se
Page 28 and 29: ENGINE DISASSEMBLY A 1 2 4 5 6 8 3
Page 30 and 31: ENGINE DISASSEMBLY Notes: Page B-10
Page 32 and 33: ENGINE MEASUREMENTS Notes: Page C-i
Page 34 and 35: ENGINE MEASUREMENTS F. Turn the cyl
Page 36 and 37: ENGINE MEASUREMENTS Measure each po
Page 38 and 39: 0 ENGINE MEASUREMENTS C 10 20 30 40
Page 40 and 41: ENGINE MEASUREMENTS Cylinder head C
Page 42 and 43: 0 50 0 50 ENGINE MEASUREMENTS Valve
Page 44 and 45: ENGINE MEASUREMENTS 1" Recommended
Page 46 and 47: ENGINE MEASUREMENTS Notes: Page C-1
Page 48 and 49: ENGINE REASSEMBLY Notes: Page D-ii
Page 50 and 51: ENGINE REASSEMBLY A. Apply a coat o
Page 52 and 53: ENGINE REASSEMBLY C. Using a depth
Page 54 and 55: ENGINE REASSEMBLY An electric drill
Page 56 and 57: ENGINE REASSEMBLY C 120 o Compressi
Page 58 and 59: ENGINE REASSEMBLY 14 12 8 2 13 4 7
Page 60 and 61:
ENGINE REASSEMBLY Make sure the gea
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ENGINE REASSEMBLY A Follow numbers
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ENGINE REASSEMBLY Notes: Page D-16
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ENGINE REASSEMBLY Notes: Page E-ii
Page 68 and 69:
ENGINE REASSEMBLY Install New Valve
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ENGINE REASSEMBLY Install the Front
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ENGINE REASSEMBLY A 8 7 6 1 3 2 5 B
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ENGINE REASSEMBLY 7 17 10 12 9 8 13
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ENGINE REASSEMBLY 29 31 27 28 25 23
Page 78 and 79:
ENGINE REASSEMBLY B 3 2 1 4 Follow
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ENGINE REASSEMBLY 7 6 1 4 3 2 5 Fig
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ENGINE Illustrated Parts Breakdown
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LIMITED WARRANTY Notes: Page G-ii E
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LIMITED WARRANTY - FEDERAL deny war
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LIMITED WARRANTY - FEDERAL (2001) Y
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LIMITED WARRANTY - CALIFORNIA (1995
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