Kohler LH630-775 Service Manual page 79

Section 6
Lubrication System
1. Make sure the engine is stopped, level, and cool
so the oil has had time to drain into the sump.
2. Clean the area around the dipstick before
removing it. This will help to keep dirt, grass
clippings, etc., out of the engine.
3. Pull out the dipstick and wipe off the oil.
Reinstall the dipstick into the tube and push it all
the way in. See Figure 6-2.
Figure 6-2. Checking Oil Level.
4. Remove the dipstick and check the oil level. The
level should be between the "F" and "L" marks. If
low, add oil of the proper type to bring the level
up to the "F" mark. Reinstall the oil fill cap and
dipstick.
Operating
Range
Figure 6-3. Oil Level Marks on Dipstick.
NOTE: To prevent extensive engine wear or
damage, always maintain the proper oil
level in the crankcase. Never operate the
engine with the oil level below the "L"
mark or above the "F" mark on the
dipstick.
6.2
Changing Oil and Oil Filter
Change oil and oil filter after every 200 hours or
annually, whichever comes first (more often under
severe conditions). Refill with service class SG, SH, SJ
or higher oil, as specified in the ''Viscosity Grades''
table on previous page. Always use a genuine Kohler
oil filter. Use chart below to determine part number
to order.
Change the oil while the engine is still warm. The oil
will flow freely and carry away more impurities.
Make sure the engine is level when filling or checking
oil.
"F" Mark
Figure 6-4. Oil Drain Plugs and Oil Filter.
Change the oil and oil filter as follows (See Figure 6-4.):
1. To keep dirt, debris, etc. out of the engine, clean the
2. Remove one of the oil drain plugs and the dipstick.
Oil Filter Part No.
12 050 01-S
52 050 02-S
Drain Plug
Drain Plug
area around the oil fill cap and the dipstick before
removal.
Be sure to allow ample time for complete drainage.
Length
2-1/2"
3-3/8"