Автономный отопитель
Июль 31st, 2015
ENGINE DOES NOT START OR IS HARD TO START
1. Fuel Line Inspection
Check fuel flow to carburetor.
Does fuel reach the carburetor?
IMO — • Clogged fuel hose or fuel strainer
• Clogged fuel valve
• Clogged fuel tank breather hose
YES — GO TO STEP 2.
2. Spark Plug Inspection Remove and inspect spark plug.
Is the spark plug wet?
YES — • Flooded carburetor
• Throttle valve open
• Dirty air cleaner
• Improperly adjusted pilot screw
NO — GO TO STEP 3.
3. Spark Test Perform spark test.
Is there weak or no spark?
YES — • Faulty spark plug
• Fouled spark plug
• Loose or disconnected ignition system wires
• Broken or shorted ignition coil wire
• Faulty ignition coil
• Faulty igniting pulse generator
• Faulty exciter coil
• Faulty engine stop button
• Faulty ignition control module (ICM)
NO — GO TO STEP 4.
4. Engine Starting Condition
Start engine by normal procedure.
Does the engine start then stops?
YES — • Improper choke operation
• Incorrectly adjusted carburetor
• Leaking carburetor insulator
• Improper ignition timing (Faulty ICM or ignition pulse generator)
• Contaminated fuel
• Improper hot start operation
NO — GO TO STEP 5.
5. Cylinder Compression Inspection
Test cylinder compression.
Is the compression low?
YES — • Valve clearance too small
• Valve stuck open
• Worn cylinder and piston rings
• Damaged cylinder head gasket
• Seized valve
• Improper valve timing
• ’05 — ’07: Faulty decompressor cam
• After ’07: Faulty decompressor shaft
[1] If the engine runs rich exiting a corner, turn the pilot screw clockwise to lean the mixture.
• If the engine runs lean exiting a corner, turn the pilot screw counterclockwise to richen the mixture.
’05 — ’07: |
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Remove the front visor.
— ’05 -’07: (page 3-5)
— After ’07: (page 3-6)
Disconnect the starter switch 2P (Black) connector.
STARTER SWITCH |
Check for continuity between the starter switch connector terminals (Yellow/red and Black).
There should be continuity with the starter switch pushed and no continuity with the switch released.
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Remove the front visor.
— ’05 — ’07: (page 3-5)
— After ’07: (page 3-6)
Loosen the lock nut and disconnect the tripmeter cable.
’05- ’07: Remove the nuts, washers and tripmeter.
After ‘07 Remove the nuts, cable guide and tripmeter.
Installation is in the reverse order of removal.
Start the engine and check the tail light illumination.
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If any LED does not turn on, replace the tail light unit.
CLAMPS STAY |
CONNECTORS |
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SCREWS |
TAIL LIGHT UNIT |
REMOVAL/INSTALLATION Remove the following: — Seat (page 3-3) — Side covers (page 3-3) Disconnect the tail light wire connectors. Remove the screws and wire clamps. Remove the screws, stay and tail light unit. Installation is in the reverse order of removal. TORQUE: Tail light mounting screw: 4.2 N m (0.4 kgf-m, 3.1 lbf-ft) Tail light wire clamp screw: 0.7 N m (0.1 kgf-m, 0.5 lbf-ft) |
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3P (BLACK) CONNECTOR |
Remove the front visor.
— ’05-’07: (page 3-5)
— After ’07: (page 3-6)
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(BLACK) CONNECTOR ’05 — ’07 shown: ^ ENGINE STOP BUTTON |
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Check for continuity between the Black/white terminal and Black/green terminal. There should be continuity with the engine stop button depressed, and no continuity with the button released. |
Disconnect the engine stop button 3P (Black) connector.
’05 — ’07: |
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Remove the front visor.
— ’05-’07: (page 3-5)
— After ’07: (page 3-6)
Disconnect the engine stop button 3P (Black) connector and clutch switch wire (Black/red) connector.
Check for continuity between the Black/brown terminal and Black/red wire connector.
There should be continuity with the clutch lever squeezed, and no continuity with the clutch lever released.
If the continuity is abnormal, remove the clutch switch (page 20-8).
Remove the boot.
SCREW |
CONNECTORS |
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Remove the screw, stay, clutch switch and discon — CLUTCH^MTCH nect the connectors.
Check for continuity between the clutch switch terminals.
CLUTCH SWITCH |
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There should be no continuity with the switch pushed, and there should be continuity with the switch is released.
If the continuity at the connectors is abnormal and the continuity at the clutch switch terminal is normal, check the connectors for loose connection and the wire harness for an open circuit or loose connection.