Honda EU3000i Handi, Manual

Page: 54 / 194

TROUBLESHOOTING
4-7
ENGINE SPEED DOES NOT INCREASE OR STABILIZE
Clogged
Not fully open
Not clogged
Fully open
Normal
Normal
Normal
Abnormal
Abnormal
Clogged
Check the air cleaner element (page 3-4). Clean the air cleaner element (page 3-4).
Turn the engine switch knob to the ON position,
and confirm if the choke lever is fully opened. Adjust the choke cable (page 6-19).
Check the valve clearance (page 3-7). Adjust the valve clearance (page 3-7).
Remove the spark plug and check the electrodes
for carbon and proper gap (page 3-5). Inspect the spark plug and adjust the spark plug
gap (page 3-5). Replace if necessary (page 3-6).
Check the main jet for blockage (page 6-15). Disassemble and clean the carburetor (page 6-15
and 21).
Yes
Normal
Go to page 4-8
High cylinder
compression
Low cylinder
compression
•Check the valve clearance (page 3-7 ).
•Check that the cylinder head is correctly
tightened (page 14-3).
•Check for defective cylinder head gasket, valves
or valve seats (page 14-3, 4, 5 and 6).
•Check for worn piston, piston rings or cylinder
(page 15-5, 6, 7, 8 and 9).
Check the cylinder compression (page 14-5). Check for carbon deposits in the combustion
chamber (page 14-3).
Check around the air intake joint and carburetor,
replace the insulator and/or gasket if necessary.
No
Check for secondary air entering. Is it normal?