Craftsman 536.270320 Operation Manual - Page 27

To Service, The Air, Filter, To Check, Spark

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MAINTENANCE HOW TO SERVICE THE AIR FILTER NOTE: Never run the engine with the air filters (air cleaner cartridge, pre-cleaner) removed. The air filters will help protect the engine against wear. For the correct replacement filter, see the parts list for the engine. CAUTION: Do not use pressurized air or solvents to clean cartridge. Pressurized air can damage cartridge; solvents will dissolve cartridge. If a filter is stamped WASHABLE, and mild soap. it can be washed with warm water IMPORTANT: Rinse in tap water with SCREENside up allowing dirt and debris to filter out. Leave filter to dry overnight before reinstalling. Cartridge removal / installation 1. Pull up on the handle for the air cleaner cover. Rotate the han- dle toward the engine (Figure 25). 2. Remove the cover. 3. Carefully lift the air cleaner cartridge, and the pre-cleaner, if equipped, from the blower housing. 4. To prevent debris from failing into the carburetor, carefully clean the air cleaner base. 5. install a new pre-cleaner, if equipped, and air cleaner cartridge firmly into the air cleaner base. 6. Align the tabs on the cover with the slots on the blower housing and install the cover. 7. To secure the cover, rotate the handle forward and push down. Pull Handle \ Rotate Handle Pre-Cleaner Remove Cover HOW TO CHECK THE SPARK PLUG 1. Check the gap of the spark plug with a feeler gauge (Figure 26). The correct gap is 0.030". 2. For easy starting and good performance, replace the spark plug every season or 100 hours of use. MS-3620MA 27 Slots Cover Tabs Feeler Gauge 0.030" Spark Plug Figure 25 Figure 26

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MAINTENANCE
HOW
TO SERVICE
THE AIR
FILTER
NOTE:
Never
run the engine
with
the
air filters
(air cleaner
cartridge,
pre-cleaner)
removed. The air filters will help protect
the engine against
wear. For the correct replacement
filter,
see
the parts list for the
engine.
CAUTION:
Do not use
pressurized
air
or solvents
to clean
cartridge.
Pressurized
air can damage cartridge;
solvents will
dissolve
cartridge.
If a filter
is stamped
WASHABLE,
it can be washed
with
warm
water
and
mild
soap.
IMPORTANT:
Rinse in tap water with SCREENside up allowing
dirt and debris to filter out. Leave filter to dry overnight
before
reinstalling.
Cartridge
removal
/
installation
1.
Pull up on the
handle
for the air cleaner cover. Rotate the
han-
dle toward
the engine
(Figure 25).
2.
Remove
the
cover.
3.
Carefully
lift the
air cleaner
cartridge,
and the
pre-cleaner,
if
equipped,
from the blower housing.
4.
To prevent debris from failing into the carburetor, carefully clean
the air cleaner
base.
5.
install
a new
pre-cleaner,
if equipped,
and
air cleaner
car-
tridge
firmly into the air cleaner base.
6.
Align the tabs
on the
cover
with the
slots
on the blower hous-
ing and install the
cover.
7.
To secure the
cover,
rotate the handle forward and push down.
Pull Handle
\
Pre-Cleaner
Rotate
Handle
Remove
Cover
Slots
Cover
Tabs
Figure 25
HOW
TO CHECK
THE
SPARK
PLUG
1.
Check
the
gap
of the
spark
plug
with
a
feeler
gauge
(Figure 26). The correct gap is 0.030".
2.
For
easy
starting
and good
performance,
replace
the spark
plug
every
season or 100 hours of use.
Feeler
Gauge
0.030"
Spark
Plug
Figure 26
MS-3620MA
27