Kohler 8.5RES Portable Generator User Manual


 
TP-6331 5/0412 Section 3 Scheduled Maintenance
b. Clean the gasket sealing surface of the oil filter
adapter.
c. Apply a light coat of clean oil to the rubber seal
of the new oil filter.
d. Install the new oil filter following the instructions
provided with the filter.
Note: Dispose of all waste materials (engine
oil, fuel, filter, etc.) in an environmentally
safe manner.
3. Fill with oil.
a. Remove the oil fill cap and fill the engine to the F
mark on the dipstick. The engine oil capacity is
1.9 L (2.0 qt.). See Section 3.3.3, Engine Oil
Recommendation, for oil selection.
b. Reinstall the dipstick and the oil fill cap.
c. Check that the generator set master switch is in
the OFF position.
d. Reconnect the generator set engine starting
battery, negative (--) lead last.
e. Reconnect the power to the battery charger.
f. Start and run the generator set for a minute to
allow the oil pressure to reach the operating
range.
g. Stop the generator set, wait 1 minute, and then
recheck the oil level. Add oil to bring the level
up to the F mark on the dipstick.
4. Check for leaks.
a. Check for oil leaks.
b. Fix leaks and recheck the oil level.
c. Reinstall the housing side panel.
3.4 Spark P lugs
Reset the spark plug gap or replace the plugs with new
plugs as necessary.
1. Clean the area around the base of the spark plug to
keep dirt and debris out of the engine.
2. Remove the spark plug and check its condition.
Replace the spark plug if it is worn or if its reuse is
questionable.
3. Check the spark plug gap using a wire feeler
gauge. Adjust the gap to 0.76 mm (0.030 in.) by
carefully bending the ground electrode. See
Figure 3-2 and Figure 3-3.
1--514
Figure 3-2 Checking the Spark Plug Gap
1--511
Figure 3-3 Adjusting the Spark Plug Gap
3.5 Air Cleaner Element and
Precleaner
The engine has a replaceable high-density paper air
cleaner element with an oiled foam precleaner. See
Figure 3-4.
Check for a buildup of dirt and debris around the air
cleaner system. Keep this area clean.
Note: Operating the engine with loose or damaged air
cleaner components could allow unfiltered air
into the engine causing premature wear and
failure.
3.5.1 Precleaner Service
Use the following procedure to wash and reoil the
precleaner as indicated in the service schedule. Wash
and reoil the precleaner more often under extremely
dusty or dirty conditions.
1. Place the generator set master switch in the
OFF/RESET position.
2. Disconnect the power to the battery charger.
3. Disconnect the battery, negative (--) lead first.
4. Loosen the cover retaining knob and remove the
cover. Remove the precleaner from the paper
element. Wash the precleaner in warm water with
detergent. Rinse the precleaner thoroughly until all