Homelite UT902250 - Manual (Page 20)

Page 16 — English
STORAGE
When preparing the generator for storage, allow the unit to cool completely then follow the guidelines below.
STORAGE TIME PRIOR TO STORING
Less than 2 months  Run the generator until the fuel tank is empty.
2 months to 1 year
 Start and run the engine for at least 5 minutes to allow stabilizer to treat the entire fuel system.
 Run the generator until the fuel tank is empty.
1 year or more  Start and run the engine for at least 5 minutes to allow stabilizer to treat the entire fuel system.
 Remove spark plug.
 Run the generator until the fuel tank is empty.
 Put a tablespoon of engine oil into the spark plug cylinder. Turn the engine slowly with the pull
rope to distribute the oil.
 Reinstall spark plug.
 Change engine lubricant.
After removal from storage:

Fill with fresh gasoline.
MAINTENANCE SCHEDULE
Before
each use
After 1st month
or 20 hours of
operation
Every 3 months
or 50 hours of
operation
Every 6 months
or 100 hours
of operation
Every year or
after 300 hours
of operation
Check Engine Lubricant 
Change Engine Lubricant  
Check Air Filter 
Clean Air Filter 
Change Air Filter 
Check/Adjust Spark Plug 
Replace Spark Plug 
Check/Adjust Idle Speed 
Check/Adjust Valve
Clearance*

Clean Fuel Tank and
Filter*

Check Fuel Tube 
* These items should only be carried out by an authorized service center.
NOTE: Maintenance should be performed more frequently when generator is used in dusty areas.
When generator has exceeded the maximum figures specified in the table, maintenance should still be cycled
according to the intervals of time or hours stated herein.
MAINTENANCE