Honda WX15T Manual page 35

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TROUBLESHOOTING
ENGINE SURGES
Check the air cleaner element
Clean
Check the valve clearance (page 3-8)
Normal
Check the spark plug (page 3-6)
Normal
Check the carburetor for any obstructions
(page 5-7) .
Clean
Check for secondary air leak.
No air leaking
Check the cylinder compression
Normal
Check that the governor system is installed and
(page 6-3)
adjusted correctly
Normal
Check the ignition coil air gap
Normal
Check the ignition coil (page 7-8)
Replace the ignition coil if abnormalities are found,
and recheck.
4-4
(page 3-5) .
Clogged or saturated
.
.
(page 12-3)
.
.
(page 7-7)
.
.
Clean or replace the air cleaner element
(page 3-5)
Adjust the valve clearance
Abnormal
Inspect the spark plug and adjust the spark plug
Abnormal
gap (page 3-6)
Disassemble and clean the carburetor
Clogged
(page 5-6)
Check around the air intake joint and carburetor;
Air leaking
replace the insulator and/or gasket if necessary.
Compression
is too high Check for carbon deposits in the combustion
chamber
Check that the valve clearance is correct
(page 3-8)
Compression
Check for carbon deposits in the combustion
is too low
chamber
Check for worn piston, piston rings, or cylinder
(page 11-10)
Adjust or replace the faulty part(s).
Abnormal
Adjust the ignition coil air gap
Abnormal
.
(page 3-8) .
. Replace if necessary (page 3-6)
.
(page 3-9) . Check the decompressor.
.
(page 3-9)
.
.
(page 7-7)
.
.