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Craftsman 917.271733 Owner's Manual page 25

17.5 hp electric start 42" mower 6 speed transaxle lawn tractor

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TO REPLACE HEADLIGHT BULB
1. Raise hood.
2. Pull bulb holder out of the bole in the
backside of the grill.
3. Replace bulb in holder and push bulb
holder securely back into the hole in
the backside of the grill.
4. Close hoed.
INTERLOCKS AND RELAYS
Loose or damaged widng may cause your
tractorto run poorly,stop running, or
prevent itfrom starting.
• Check widng. See electrical wiring
diagram in the Repair Parts section.
TO REPLACE FUSE
Replace with 20 amp automotive-type
plug-infuse. The fuse holder is located
behind the dash.
TO REMOVE HOOD AND GRILL AS-
SEMBLY
1. Raise hood.
2. Unsnap headlight wire connector.
3. Stand in frontof tractor. Grasp hood at
sides, tilt toward engine and lift off of
tractor.
4. TO replace, reverse above procedure.
Headlight Wire
Connector
ENGINE
Maintenance,repair,or replacementof the
emissioncontroldevicesand systems,which
are being done at the customers expense,
may be performed by any non-roadengine
repair establishment or individual. W ananty
repairs must be performed by an authorized
engine manufacturer's serviceouifeL
TO ADJUSTTHROTn_E
CONTROL
CABLE
The throttlecontrolhas been presetat the
factoryand adjustment shouldnot be
necessary. Check adjLLstment as described
below before loosening cable, if adjustn',,ent
is necessary,proceedas follows:
1. Wrth engine not running, move throttle
controllever from slowto choke
pos_on. Slowlymove lever from choke
tofast position.
2. Check that holes"A" in governor
controllever and hole in govemorplate
line-up, if holes "A" are not aligned,
loosen clamp screw and move throttle
cable until holes are aligned. "nghten
damp screw securely.
Governor
Governor
-_Contr0JILever
/Control
Plate
\_1
Sc-rew _"
Cable
TO ADJUST CARBURETOR
NOTE: The carburetoron this engine is low
emission, it isequippedwith an idlefuel
adjusting needle with a limitercap, which
allows some adjustmentwithin the limits
allowed by the cap. Do not attempt to remove
the limiter cap. The limitercap cannot be
removed without breaking the adjusting
needle.
The cad:_reto_has been preset at the factory
and adjustment should not be necessary.
However, minor adjustment may be required
to compensate for differences in fuel,
temperature, altitude orload, if the carburetor
does need adjustment, proceed as follows:
In geneS, turning idle mixture valve in
(_)
decreases the supplyof tuol to
the engine gMng a leaner fueVair mixture.
Turning the idle mixture valve out (counter-
dcokwise) increases the supplyof fuel to the
engine givinga richerfueVair mixture.
IMPORTANT: Damage to the needlevalve
and the seat in carburetormay resultif screw
isturnedin too tight.
PREUMINARY SE'I-FING-
1. Air cleaner assembly must be assembled
to the carburetor when making carburetor
adjustments.
2. Be sure the thro_e controlcable is
adjusted properly(see above).
FINAL SETTtNG -
1. Startengine and allow to warm for five
minutes. Make finaladj_nts
with
engine runningand shift/motion control
lever in neutral(N) position.
25

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