Yamaha F2.5C, Service Manual

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6D55F11
i-2
1
2
3
4
5
6
7
8
9
Index
Checking the propeller shaft housing........6-12
Checking the pulser coil..............................8-8
Checking the remote control cables
(remote control model)..............................1-7
Checking the rocker arms and
rocker arm shaft ......................................5-28
Checking the spark plug caps.....................8-7
Checking the spark plugs............................3-6
Checking the spiral spring.........................5-13
Checking the start-in-gear protection ..........3-9
Checking the steering system .....................1-8
Checking the thermo sensor .....................8-10
Checking the thermostat .............................3-6
Checking the tilt operation ........................3-11
Checking the timing belt..............................3-5
Checking the timing belt and sprockets ....5-17
Checking the top cowling ............................3-3
Checking the valve clearance .....................5-4
Checking the valve guides ........................5-25
Checking the valve seat............................5-26
Checking the valve springs .......................5-24
Checking the valves..................................5-24
Checking the water pump ...........................6-8
Clamp brackets, swivel bracket ................7-13
Control system ............................................3-7
Cylinder block ...........................................5-33
Cylinder head............................................5-20
D.
Dimensions .................................................2-9
Disassembling the cylinder block..............5-36
Disassembling the drive shaft ...................6-16
Disassembling the forward gear ...............6-16
Disassembling the fuel pump......................4-5
Disassembling the lower case ..................6-16
Disassembling the manual starter.............5-13
Disassembling the oil pan .........................7-10
Disassembling the oil seal housing ...........6-12
Disassembling the propeller shaft
assembly.................................................6-11
Disassembling the propeller shaft
housing ...................................................6-11
Disassembling the swivel bracket .............7-16
Disassembly and assembly ........................1-4
Draining the engine oil ..............................7-10
Drive shaft and lower case........................6-15
E.
Electrical .....................................................2-7
Electrical components.................................8-3
F.
Fire prevention............................................ 1-3
Front and aft views ..................................... 8-3
Fuel hoses and fuel filter ............................ 4-3
Fuel pump................................................... 4-4
Fuel system ................................................ 3-3
G.
General..................................................... 3-13
General specifications ................................ 2-1
General torques........................................ 2-13
Good working practices .............................. 1-4
H.
Hose routing ............................................... 4-2
How to use this manual .............................. 1-1
I.
Identification ............................................... 1-5
Installing the camshaft.............................. 5-31
Installing the clamp brackets .................... 7-17
Installing the cylinder head ....................... 5-47
Installing the lower unit ............................. 6-21
Installing the oil pump............................... 5-32
Installing the pinion ................................... 6-19
Installing the power unit............................ 5-49
Installing the propeller shaft housing ........ 6-19
Installing the rocker arm shaft assembly .. 5-32
Installing the sprockets and timing belt..... 5-17
Installing the starter rope .......................... 5-14
Installing the steering arm ........................ 7-12
Installing the upper case........................... 7-12
Installing the valves .................................. 5-30
Installing the water pump and shift rod ..... 6-19
L.
Lower unit .................................. 2-7
,
3-11
,
6-4
Lubricating the outboard motor................. 3-13
M.
Maintenance interval chart ......................... 3-2
Maintenance specification .......................... 2-3
Manual format............................................. 1-1
Measuring the forward and reverse gear
backlash ................................................. 6-27
Measuring the lower resistance .................. 8-2
Measuring the peak voltage ....................... 8-2
Measuring the starter rope ....................... 5-13