Husqvarna FC 450 2018 Repair Manual page 7

17.4.19
Checking the piston ring end
gap ............................................... 201
17.4.20 Measuring the piston/cylinder
mounting clearance ...................... 201
17.4.21 Checking the oil pumps ............... 202
17.4.22 Disassembling the
autodecompressor ....................... 202
17.4.23
Assembling the
autodecompressor ....................... 203
17.4.24 Checking camshaft ...................... 204
17.4.25 Checking the timing assembly ..... 204
17.4.26 Removing the rocker arm ............. 205
17.4.27 Removing the valves .................... 205
17.4.28 Changing the camshaft
bearing ......................................... 206
17.4.29 Checking the valves ..................... 207
17.4.30 Checking valve springs ................ 208
17.4.31 Checking valve spring seat .......... 208
17.4.32 Checking the cylinder head .......... 208
17.4.33 Checking the rocker arm
shafts ............................................ 209
17.4.34 Installing the valves ...................... 209
17.4.35 Installing the rocker arm ............... 210
17.4.36 Checking the clutch ..................... 211
17.4.37 Checking the shift mechanism ..... 212
17.4.38 Preassembling the shift shaft ....... 214
17.4.39 Disassembling the main shaft ...... 214
17.4.40 Disassembling the
countershaft ................................. 215
17.4.41 Checking the transmission ........... 215
17.4.42 Assembling the main shaft ........... 217
17.4.43 Assembling the countershaft ........ 218
17.4.44 Checking the starter drive ............ 219
17.4.45 Checking the freewheel. ............... 220
17.4.46 Removing the freewheel ............... 220
17.4.47 freewheel, installing ...................... 220
17.5 Engine assembly ............................... 221
17.5.1 Installing the crankshaft ............... 221
17.5.2 Installing the transmission
shafts ............................................ 222
17.5.3 Installing the shift forks ................ 222
17.5.4 Installing the shift drum ................ 223
17.5.5 Installing the shift rails .................. 223
17 .5.6
Installing the left engine case ....... 223
17.5.7 Installing the freewheel gear ......... 224
17.5.8 primary gear wheel, installing ....... 224
17.5.9 Installing the locking lever ............ 225
17.5.10 Installing the shift drum locating
unit ................................................ 225
17.5.11 Installing the shift shaft ................ 225
17.5.12 Installing the force pump .............. 225
17.5.13 Installing the starter idler gear ...... 226
TABLE OF CONTENTS
17.5.14 Installing the torque limiter ........... 227
17.5.15 Installing the clutch basket ........... 227
17.5.16 Installing the clutch discs ............. 228
17.5.17 Installing the clutch cover ............ 230
17.5.18 Installing the water pump
cover ............................................. 231
17.5.19 Installing the gear position
sensor ........................................... 231
17.5.20 Installing the suction pump .......... 232
17.5.21 Installing the timing chain ............. 232
17.5.22 Installing the rotor ......................... 233
17.5.23 Installing the piston ...................... 233
17.5.24 Installing the cylinder head ........... 235
17.5.25 Installing the camshaft ................. 236
17.5.26 Installing the timing chain
tensioner ....................................... 236
17.5.27 Checking the valve clearance ...... 237
17.5.28 Adjusting the valve clearance ....... 238
17.5.29 Installing the alternator cover ....... 238
17.5.30 Installing the valve cover .............. 239
17.5.31 Installing the spark plug ............... 239
17.5.32 Installing the starter motor ........... 239
17.5.33 Installing the oil filter ..................... 240
17.5.34 Installing the clutch push rod ....... 240
17.5.35 Installing the oil screens ............... 240
17.5.36 Removing the engine from the
engine assembly stand ................ 241
18 CLUTCH ........................................................ 242
18.1 Checking/correcting the fluid level
of the hydraulic clutch ...................... 242
18.2 Changing the hydraulic clutch
fluid ................................................... 243
18.3 Checking the clutch .......................... 244
19 WATER PUMP, COOLING SYSTEM ............. 253
19.1 Cooling system ................................. 253
19.2 Checking the antifreeze and
coolant level ...................................... 253
19.3 Checking the coolant level. ............... 254
19.4 Draining the coolant.. ........................ 255
19.5 Refilling with coolant.. ....................... 255
19.6 Changing the coolant ........................ 256
19. 7 Changing the coolant pipe ................ 257
20 LUBRICATION SYSTEM ............................... 262
20.1 Oil circuit ........................................... 262
20.2 Checking the engine oil level ............ 262
20.3 Changing the engine oil and oil
filter, cleaning the oil screens ........... 263
20.4 Adding engine oil .............................. 266
20.5 Checking the oil pressure ................. 267
5