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POWR
6885J11
Power unit
Checking the compression pressure ....................................................... 5-1
Removing the power unit ......................................................................... 5-9
Removing the flywheel magnet ............................................................. 5-11
Removing the electrical component ...................................................... 5-11
Removing the control lever and throttle cam ......................................... 5-12
Removing the reed valve assembly ....................................................... 5-14
Checking the reed valve ........................................................................ 5-14
Removing the cylinder head .................................................................. 5-18
Checking the cylinder head ................................................................... 5-19
Removing the exhaust cover ................................................................. 5-19
Checking the exhaust cover ................................................................... 5-20
Checking the PCV .................................................................................. 5-20
Removing the crankcase ....................................................................... 5-24
Removing the piston, connecting rod assembly
and crankshaft assembly ..................................................................... 5-24
Checking the cylinder block ................................................................... 5-25
Disassembling the piston and connecting rod assembly ...................... 5-25
Checking the bearing ............................................................................ 5-25
Checking the piston pin ......................................................................... 5-25
Disassembling the crankshaft ................................................................ 5-26
Checking the cylinder bore .................................................................... 5-26
Checking the piston diameter ................................................................ 5-27
Checking the piston ring side clearance ............................................... 5-27
Checking the piston pin boss bore ........................................................ 5-27
Checking the piston ring ........................................................................ 5-27
Checking the crankshaft ........................................................................ 5-28
Checking the connecting rod big end side clearance ........................... 5-28
Checking the connecting rod small end axial play ................................ 5-29
Disassembling the upper bearing .......................................................... 5-29
Assembling the upper bearing ............................................................... 5-29
Assembling the crankshaft .................................................................... 5-30
Assembling the piston and connecting rod assembly ........................... 5-30
6885J11_05 07.9.26 15:44 Page 2
Summary of Contents for 55DEHD
Page 4: ......
Page 24: ...GEN INFO 1 19 6885J11 General information MEMO ...
Page 85: ...6885J11 9 8 7 6 5 4 3 2 1 4 16 MEMO ...
Page 154: ...LOWR 6 25 6885J11 Lower unit Shimming T3 M3 M2 68860480 T2 T1 M1 P R F ...
Page 260: ... MEMO ...
Page 261: ... MEMO ...