US-14
CHT2250
1. Oil the blade to prevent rust.
2. Empty the fuel tank and put the cap
back on.
3. Remove the spark plug, pour a small
amount of oil into the cylinder.
4. Rotate the crankshaft several times
using the starting rope in order to
distribute the oil. Put the spark plug
back in.
5. Wrap the engine with a plastic sheet.
6. Store the trimmer in a dry place,
preferably not in direct contact with the
floor and away from heat sources.
9. Storage
10. Disposal
• When disposing your machine, fuel or
oil for the machine, be sure to allow
your local regulations.
11. Troubleshooting guide
Case 1. Starting failure
CHECK
PROBABLE CAUSES
ACTION
fuel tank
➞
incorrect fuel
➞
drain it and with correct fuel
fuel filter
➞
fuel filter is clogged
➞
clean
carburetor adjustment screw
➞
out of normal range
➞
adjust to normal range
sparking (no spark)
➞
spark plug is fouled/wet
➞
clean/dry
➞
plug gap is incorrect
➞
correct (GAP: 0.65 mm)
spark plug
➞
disconnected
➞
retighten
Case 2. Engine starts but does not keep running/Hard re-starting.
CHECK
PROBABLE CAUSES
ACTION
fuel tank
➞
incorrect fuel or staled fuel
➞
drain it and with correct fuel
carburetor adjustment screw
➞
out of normal range
➞
adjust to normal range
muffler,cylinder (exhaust port)
➞
carbon is built-up
➞
wipe away
air cleaner
➞
clogged with dust
➞
wash
cylinder fin, fan cover
➞
clogged with dust
➞
clean
When your unit seems to need further service, please consult with our service shop in your area.
Summary of Contents for CHT2250
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