Servicing Your Engine; The Importance Of Maintenance; Maintenance Safety; Safety Precautions - Honda GX120 Owner's Manual

SERVICING YOUR ENGINE

THE IMPORTANCE OF MAINTENANCE

Good maintenance is essential for safe, econom ical and trouble-
free operation. It w ill also help reduce pollution.
Im proper m aintenance, or failure to correct a
problem before operation, can cause a m alfunction in
w hich you can be seriously hurt or killed.
Alw ays follow the inspection and m aintenance
recom m endations and schedules in this ow ner's
m anual.
To help you properly care for your engine, the follow ing pages
include a m aintenance schedule, routine inspection procedures,
and sim ple m aintenance procedures using basic hand tools. Other
service tasks that are m ore difficult, or require special tools, are
best handled by professionals and are norm ally perform ed by a
Honda technician or other qualified m echanic.
The m aintenance schedule applies to norm al operating conditions.
If you operate your engine under severe conditions, such as
sustained high-load or high-temperature operation, or use in
unusually wet or dusty conditions, consult your servicing dealer
for recom mendations applicable to your individual needs and use.
Maintenance, replacement, or repair of the emission control
devices and systems may be performed by any engine repair
establishment or individual, using parts that are ''certified'' to
EPA standards.

MAINTENANCE SAFETY

Som e of the m ost im portant safety precautions follow . How ever,
w e cannot w arn you of every conceivable hazard that can arise in
perform ing m aintenance. Only you can decide w hether or not you
should perform a given task.
Failure to properly follow m aintenance instructions
and precautions can cause you to be seriously hurt or
killed.
Always follow the procedures and precautions in this
ow ner's m anual.

SAFETY PRECAUTIONS

Make sure the engine is off before you begin any m aintenance
or repairs. This w ill elim inate several potential hazards:
−
Carbon monoxide poisoning from engine exhaust.
Be sure there is adequate ventilation w henever you operate
the engine.
−
Burns from hot parts.
Let the engine and exhaust system cool before touching.
−
Injury from moving parts.
Do not run the engine unless instructed to do so.
Read the instructions before you begin, and m ake sure you have
the tools and skills required.
To reduce the possibility of fire or explosion, be careful w hen
w orking around gasoline. Use only a nonflam m able solvent, not
gasoline, to clean parts. Keep cigarettes, sparks and flam es
aw ay from all fuel related parts.
Remember that an authorized Honda servicing dealer know s your
engine best and is fully equipped to m aintain and repair it.
To ensure the best quality and reliability, use only new genuine
Honda parts or their equivalents for repair and replacem ent.

MAINTENANCE SCHEDULE

REGULAR SERVICE PERIOD (3)
Perform at every
indicated m onth or
operating hour interval,
w hichever com es first.
ITEM
Engine oil Check level
Change
Reduction case Check level
oil Change
( applicable types )
Air filter Check
Clean
Replace
Sedim ent cup Clean
Spark plug Check-adjust
Replace
Spark arrester Clean
( applicable types )
Idle speed Check-adjust
Valve clearance Check-adjust
Com bustion Clean
cham ber
Fuel tank & Clean
filter
Fuel tube Check
＊ Internal vent carburetor w ith dual element type only.
Cyclone type every 6 m onths or 150 hours.
INTERNAL VENT
CARBURETOR TYPE
BREATHER TUBE
TUBE CLIP
＊＊ Replace paper elem ent type only.
Cyclone type every 2 years or 600 hours.
(1) Service m ore frequently w hen used in dusty areas.
(2) These item s should be serviced by your servicing dealer,
unless you have the proper tools and are m echanically
proficient. Refer to Honda shop manual for service procedures.
(3) For comm ercial use, log hours of operation to determ ine
proper m aintenance intervals.
Failure to follow this m aintenance schedule could result in non-
w arrantable failures.
ENGLISH
Each First Every 3 Every 6 Every
Use M onth M onths M onths Year
or or or or
20 Hrs 50 Hrs 100 Hrs 300 Hrs
(1) (1)
＊
After every 500 Hrs. (2)
(2)
Every 2 years
(Replace if necessary) (2)
STANDARD TYPE
BREATHER TUBE
Refer
to
Page
9
9
9 10
−
10
10
11 12
−
＊＊
12
12
13
(2) 13
(2) Shop
m anual
Shop
m anual
Shop
m anual
Shop
m anual
7