Generac Power Systems XT8000E Series Owner's Manual page 25

Figure 4-4. Spark Plug Gap
4.3.5 — Air Filter Service
The engine will not run properly and may be damaged if
using a dirty air filter. Clean the air filter every 50 hours or
annually (Figure 4-5). Clean or replace more often if
operating under dusty conditions.
1. Remove air filter cover retaining screw and cover.
2. Wash in soapy water. Squeeze filter dry in clean cloth
(DO NOT TWIST).
3. Clean air filter cover before re-installing it.
4. Tighten air filter cover screw securely.
To order a new air filter, please call 1-888-77LOWES.
16
AIR FILTER
AIR FILTER COVER
SCREW
Figure 4-5. Air Filter
4.3.6 — Spark Arrestor Service
(California CARB models only)
If the engine exhaust muffler has a spark arrestor screen
(Figure 4-6). Inspect and clean the screen at least annu-
ally. If unit is used regularly, inspect and clean more
often.
XT8000E Series Portable Generator
NOTE:
!
If using the generator on any forest-covered,
brush-covered or grass-covered unimproved
land, it must be equipped with a spark arrestor.
The spark arrestor must be maintained in good
condition by the owner/operator.
Clean and inspect the spark arrestor when the engine is
at ambient temperature as follows:
1. Remove the spark arrestor screen from the muffler
by loosening the clamp and removing the screw.
2. Inspect screen and replace if torn, perforated or oth-
erwise damaged. DO NOT USE a defective screen. If
screen is not damaged, clean it with commercial sol-
vent.
3. Replace the spark arrestor and secure with the
clamp and screw.
Figure 4-6. Spark Arrestor Screen
4.3.7 — Valve Clearance Adjustment
±
• Intake - 0.006 0.0008 in. (0.15
±
Exhaust - 0.008 0.0008 in. (0.20
• After the first 50 hours of operation, check the valve
clearance in the engine and adjust if necessary.
Important: If feeling uncomfortable about doing this
procedure or the proper tools are not available,
please take the generator to the nearest service cen-
ter to have the valve clearance adjusted. This is a
very important step to ensure longest life for the
engine.
To check valve clearance:
1. Make sure the engine is at room temperature
(60° - 80° F/ 15.55° - 26.66° C).
2. Make sure that the spark plug wire(s) is removed
from the spark plug and out of the way. Remove
spark plug(s).
MUFFLER
10
CONE
SCREEN
±
0.02 mm) (cold)
±
0.02 mm) (cold)
NOTE:
CLAMP
19