Troy-Bilt Series 200 World Rear Wheel Tiller Operator's Manual page 29

2. To clean foam element, remove it from the air filter cover
and wash in a mild liquid detergent and water. Squeeze
or press the foam element to rinse out dirt and water. Do
not twist; this could damage or tear the foam element.
Allow to dry thoroughly before using. DO NOT oil the foam
element.
Single Element Air Filter
1. Remove the air filter cover by squeezing the front and
back sides to release the tab at the front of the air filter
cover. See Fig. 6-3. Clean foam element or replace when
damaged.
Figure 6-3
2. To clean foam element, remove it from the air filter base
and wash in mild liquid detergent and water. Squeeze or
press the foam element to rinse out dirt and water. Do not
twist, this could damage or tear the foam element. Allow to
dry thoroughly before using. OIL the foam element with a
light engine oil.
Spark Plug Service
WARNING:
DO NOT check for spark with spark
plug removed. DO NOT crank engine with spark
plug removed.
To ensure proper engine operation, the spark plug must be
properly gapped and free of deposits.
1. Remove the spark plug boot and use a spark plug wrench
to remove the plug. See Fig. 6-4.
WARNING:
If the engine has been running, the
muffler will be very hot. Be careful not to touch the
muffler.
2. Visually inspect the spark plug. Discard the spark plug
if there is apparent wear, or if the insulator is cracked or
chipped. Clean the spark plug with a wire brush if it is to be
reused.
3. Measure the plug gap with a feeler gauge. Correct as
necessary by bending side electrode. See Fig. 6-5. The gap
Tab
should be set to 0.030 in.
Paper
Element
4. Check that the spark plug washer is in good condition
and thread the spark plug in by hand to prevent cross-
threading.
5. After the spark plug is seated, tighten with a spark plug
wrench to compress the washer.
Spark Plug
Spark Plug Boot
Figure 6-4
Electrode
0.030 in.
Figure 6-5
S
ection
6 — M 13
aintenance