Segway SNARLER ATV 2021 Series Service Manual page 112

ENGINE TOP END ENGINE TOP END
Cylinder Head Inspection ................................................................................3-5-21 Cylinder Head Inspection ................................................................................3-5-21
Cylinder Head Warp .......................................................................................3-5-21 Cylinder Head Warp .......................................................................................3-5-21
Cylinder Head Disassembly ............................................................................3-5-22 Cylinder Head Disassembly ............................................................................3-5-22
Cylinder Head .............................................................................................3-5-23 Cylinder Head .............................................................................................3-5-23
Valve Guide / Valve Inspection .......................................................................3-5-23 Valve Guide / Valve Inspection .......................................................................3-5-23
Combustion Chamber Cleaning ......................................................................3-5-24 Combustion Chamber Cleaning ......................................................................3-5-24
Valve Seat Reconditioning ............................................................................3-5-25 Valve Seat Reconditioning ............................................................................3-5-25
Valve Seat Inspection ................................................................................3-5-25 Valve Seat Inspection ................................................................................3-5-25
Valve Seat Repair (Valve Lapping) ...............................................................3-5-26 Valve Seat Repair (Valve Lapping) ...............................................................3-5-26
Cylinder and Piston .....................................................................................3-5-29 Cylinder and Piston .....................................................................................3-5-29
Cylinder Removal ........................................................................................3-5-29 Cylinder Removal ........................................................................................3-5-29
Piston Removal ..........................................................................................3-5-29 Piston Removal ..........................................................................................3-5-29
Cylinder, Piston Installation ...........................................................................3-5-30 Cylinder, Piston Installation ...........................................................................3-5-30
Cylinder Wear ...............................................................................................3-5-31 Cylinder Wear ...............................................................................................3-5-31
Piston Wear ................................................................................................3-5-31 Piston Wear ................................................................................................3-5-31
Piston/Cylinder Clearance ...........................................................................3-5-32 Piston/Cylinder Clearance ...........................................................................3-5-32
Piston Ring, Piston Ring Groove Wear ...........................................................3-5-32 Piston Ring, Piston Ring Groove Wear ...........................................................3-5-32
Piston Ring Groove Width ............................................................................3-5-32 Piston Ring Groove Width ............................................................................3-5-32
Piston Ring Thickness ..................................................................................3-5-32 Piston Ring Thickness ..................................................................................3-5-32
Piston Ring End Gap .....................................................................................3-5-33 Piston Ring End Gap .....................................................................................3-5-33
Cylinder Head Installation ...........................................................................3-5-34 Cylinder Head Installation ...........................................................................3-5-34
Cylinder Head Installation ..............................................................................3-5-34 Cylinder Head Installation ..............................................................................3-5-34
Camshaft Installation / Timing ....................................................................3-5-35 Camshaft Installation / Timing ....................................................................3-5-35
Camshaft Installation / Timing .........................................................................3-5-35 Camshaft Installation / Timing .........................................................................3-5-35
Camshaft Chain Tensioner Installation .........................................................3-5-36 Camshaft Chain Tensioner Installation .........................................................3-5-36
Valve Clearance Adjustment .......................................................................3-5-37 Valve Clearance Adjustment .......................................................................3-5-37
Valve Lash - Tappet Selection ....................................................................3-5-39 Valve Lash - Tappet Selection ....................................................................3-5-39
Valve Cover Installation ..............................................................................3-5-40 Valve Cover Installation ..............................................................................3-5-40
Valve Cover Installation ...............................................................................3-5-40 Valve Cover Installation ...............................................................................3-5-40
Cylinder Compression Measurement ............................................................3-5-40 Cylinder Compression Measurement ............................................................3-5-40
3-5-2