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Champ FX390, Owner'S Manual

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Champ FX390 Owner'S Manual Download Page 26

 

 

Camshaft Subassembly

 

23

 

Ref #

 

Part #

 

Description

 

Qty

 

1

 

CH78252

 

CAMSHAFT ASSYEMBLY

 

1

 

2

 

CH78253

 

EXHAUST VALVE

 

2

 

3

 

CH78254

 

SEAL

 

1

 

4

 

CH78255

 

SPRING VALVE

 

2

 

5

 

CH78256

 

VALVE SPRING

 

2

 

6

 

CH78257

 

VALVE LOCKER

 

4

 

7

 

CH78258

 

VALVE TAPPET

 

2

 

8

 

CH78259

 

VALVE LIFTER

 

2

 

9

 

CH78260

 

PLATE SUBASSEMBLY

 

1

 

10

 

CH78261

 

BOLT

 

2

 

11

 

CH78262

 

VALVE ROCKER

 

2

 

12

 

CH78263

 

VALVE ADJUSTING NUT

 

2

 

13

 

CH78264

 

VALVE LOCK NUT

 

2

 

14

 

CH78265

 

VALVE SEAT

 

1

 

Summary of Contents for FX390

Page 1: ...CHAMP MANUFACTURING ENGINE OWNER S MANUAL MIDWEST EQUIPMENT MFG 5225 SERUM PLANT ROAD THORNTOWN IN 46071 765 436 2496 FX390 FX390E...

Page 2: ...11 Maintenance 11 1 Change Oil 12 2 Air cleaner service 13 3 Sediment cup clearing 14 4 Spark plug service 14 5 Spark arrester maintenance Optional parts 15 Troubleshooting 16 Warranty Service 17 Cham...

Page 3: ...ould remain with the engine if it is resold READ THIS OWNER S MANUAL CAREFULLY Pay special attention to these symbols and any instructions the following WARNING SYMBOLS NOTE Gives helpful information...

Page 4: ...operation Know how to stop the engine quickly and understand the operation of all controls Never permit anyone to operate the engine without proper instructions Gasoline is extremely flammable and is...

Page 5: ...ENGINE SAFETY Pay attention to these labels before operate the engine GASOLINE WARNING LABEL 2...

Page 6: ...INTRODUCTION 3...

Page 7: ...wise Ignition system Transistorized magneto ignition Lubrication system Forced splash Carburetor Flat suction valve carburetor Governor system Centrifugal mechanical Engine Type Forced air cooling 4...

Page 8: ...ur area is within the indicated range Remove the oil cap and wipe the dipstick clean Insert the dipstick into the oil filler neck but do not screw it in If the level is low fill the top of the oil fil...

Page 9: ...ile operating under heavy loads This is not caused for concern it simply means your engine is operating efficiently If spark knock or pinging occurs at a steady engine speed under normal load change b...

Page 10: ...hanol Never use gasoline containing more than 5 methanol even if it has cosolvents and corrosion inhibitors Fuel system damage or engine performance problems resulting from the use of fuels that conta...

Page 11: ...hoke to the CLOSE position Move the throttle lever slightly to the left Start the engine With recoil Starter Turn the engine switch to ON position Full the starter grip lightly until resistance is fel...

Page 12: ...engine in an emergency turn the engine switch to the OFF position Under normal conditions use the following procedure Move the throttle lever fully to the right Turn the engine switch to the off posit...

Page 13: ...an extended period 1 Be sure the storage area is free of excessive humidity and dust 2 Drain the fuel Gasoline is extremely flammable and is explosive under certain conditions Do not smoke Or allow fl...

Page 14: ...any parts or their equivalent The use of replacement parts that are not of equivalent quality may damage the engine Maintenance Schedule NOTE 1 Service more frequently when used in dusty areas 2 These...

Page 15: ...nstall the oil filler cap FX390 FX390E Used motor oil may cause skin cancer if repeatedly left in contact with the skin for prolonged periods Although this is unlikely unless you handle used oil on a...

Page 16: ...d remove the Element 2 Wash the element in a solution of household detergent and warm water then rinse thoroughly or wash in nonflammable or high flash point solvent Allow the element to dry thoroughl...

Page 17: ...spark plug or equivalent Spark plugs which have an Improper heat range may cause engine damage To ensure proper engine operation the spark plug must be properly gapped and free of deposits Remove the...

Page 18: ...er Maintenance Optional Part The muffler is come very hot during operation and remains hot for a while after stopping the engine Be careful not to touch the muffler while it is hot allow it to cool be...

Page 19: ...soline engine set chock if equipped to OPEN RUN position and continue to pull starter handle Engine stops suddenly Low oil shutdown Fuel tank empty or full of im pure of low quality gasoline Fill engi...

Page 20: ...not been handled to your satisfaction we suggest you take the following action Discuss your problem with a member of a dealership service department Often complaints can be quickly resolved at that le...

Page 21: ...Champ FX390 FX390E Engine Parts Breakdown 18...

Page 22: ...Qty 1 CH78211 HEAD SUBASSEMBLY CYLINDER 1 2 CH78212 STUD 2 3 CH78213 STUD 2 4 CH78314 PIN 2 5 FX390 005 GASKET 1 6 CH78216 CYLINDER HEAD 1 7 CH78217 HEAD COVER GASKET 1 8 CH78218 BREATHER TUBE 1 9 CH7...

Page 23: ...BASSEBMLY 1 2 CH78223 OIL SEAL 1 3 CH78224 WASHER 2 4 CH78225 BOLT 2 5 CH78226 OIL SENSOR 1 6 CH78227 BOLT 1 7 CH78228 BEARING 1 8 FX390 007 OIL LEVEL ASSEMBLY 1 9 CH78231 BOLT 2 10 CH78232 WASHER 1 1...

Page 24: ...Part Description Qty 1 CH78236 COVER 1 2 CH78237 GASKET 1 3 CH78238 PIN 2 4 CH78239 GEAR ASSYMBLY GOVERNOR 1 5 CH78240 BEARING 1 6 CH78241 BEARING 1 7 CH78242 BOLT 7 8 CH78243 ENGINE OIL PLUG 1 9 CH7...

Page 25: ...Crankshaft Rod 22 Ref Part Description Qty 1 CH78245 CRANKSHAFT ASSYEMBLY 1 2 CH78246 BALANCE AXIS ASSYEMBLY 1...

Page 26: ...2 3 CH78254 SEAL 1 4 CH78255 SPRING VALVE 2 5 CH78256 VALVE SPRING 2 6 CH78257 VALVE LOCKER 4 7 CH78258 VALVE TAPPET 2 8 CH78259 VALVE LIFTER 2 9 CH78260 PLATE SUBASSEMBLY 1 10 CH78261 BOLT 2 11 CH78...

Page 27: ...ion Qty 1 FX390 006 RECOIL ASSYMBLY 1 2 CH78267 SIDE COVER BOLTS 10 3 CH78268 SHROUD CYLINDER BODY 1 4 CH78357 OIL ALERT 1 5 CH78266 BOLT 1 6 CH78213 SHIELD 1 7 CH78270 KILL SWITCH 1 8 CH78318 CLIP 1...

Page 28: ...Carburetor 25 Ref Part Description Qty 1 FX390 002 CARBURETOR ASSYEMBLY 1 2 CH78271 AIR CLEANER GASKET 1 3 CH78272 CARBURETOR GASKET 1 4 CH78273 CARBURETOR INSULATOR PLATE 1 5 CH78274 INLET GASKET 1...

Page 29: ...1 CH78275 AIR FILTER MOUNT 1 2 CH78276 BOLT 2 3 CH78277 SPACER 2 4 CH78401 WING NUT 2 5 CH78402 AIR FILTER COVER 1 6 CH78403 OUTER AIR FILTER 1 7 CH78404 MAIN AIR FILTER 1 8 CH78405 MAIN MOUNT 1 9 CH7...

Page 30: ...Muffler Assembly 27 Ref Part Description Qty 1 CH78278 MUFFLER ASSEMBLY 1 2 CH78279 GASKET MUFFLER ASSY 1 3 CH78280 EXHAUST PIPE 1 4 CH78281 GASKET EXHAUST OUTLET 1 5 CH78282 NUT 5...

Page 31: ...l Tank 28 Ref Part Description Qty 1 CH78283 FUEL TANK 1 2 CH78284 FUEL TANK CAP 1 3 CH78285 FUEL STRAINER 1 4 CH78286 BOLT 2 5 CH78287 OIL PLUG 1 6 CH78288 FUEL TUBE 1 7 CH78289 CLAMP 2 8 CH78290 NUT...

Page 32: ...tion Qty 1 CH78291 NUT 1 2 CH78292 STARTER PULLEY 1 3 CH78293 IMPELLER 1 4 CH78294 FLYWHEEL SUBASSEMBLY 1 5 CH78229 IGNITION COIL 1 6 CH78296 BOLT 2 CH78220 SPARK PLUG CAP 1 CH78295 CHARGE SYSTEM 1 CH...

Page 33: ...Ref Part Description Qty 1 CH78297 THROTTLE CONTROL 1 2 CH78298 BOLT 2 3 FX390 008 SPRING 1 4 CH78300 GOVERNOR SUPPORT SUBAS SEMBLY 1 5 CH78301 BOLT 1 6 CH78302 NUT 1 7 CH78303 ROD 1 8 CH78304 THROTT...

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