Craftsman 917.2933 Tiller User Manual


 
ENGINE
Maintenance, repair, or replaceent of the
emission control devices and systems,
which are being done at the customers
expense, may be performed by any non-
road engine repair establishment or indi-
vidual. Warranty repairs must be per-
formed by an authorized engine manufac-
turer's sercie outlet.
Cable
Clamp Screw
TO ADJUST THROTTL_ CONTROL
CABLE
, Loosen cable clamp screw to allow
cable to move.
o Move throttle control lever on upper han-
dle to "FAST" position.
o Pull throttle cable out to end of travel
o Hold cable in this position and tighten
clamp screw securely.
TO ADJUST CARBURETOR
The carburetor has a high speed jet and
has been preset at the factory and adjust-
ment should not be necessary. However,
minor adjustments may be required to
compensate for differences in fuel, temper-
ature, altitude or toad. If the carburetor
does need adjustment, proceed as follows.
IDLE RPM ADJUSTMENT
° To adjust idle RPM, rotate throttle link-.
age counterclockwise and hotd against
stop while adjusting idle speed adjusting
screw to obtain 1750 RPM. Release
throttle linkage.
ACCELERATION TEST
° Move throttle control lever from "SLOW"
to "FAST_'position. If engine hesitates
or dies, turn needle valve out (counter-
clockwise) 1/8 turn_ Repeat test and
continue to adjust, ifnecessary, until
engine accelerates smoothly.
High speed stop is factory adjusted. Do
not adjust or damage may result.
IMPORTANT: Never tamper with the en-
gine governor, which is factory set for
proper engine speed, overspeeding the
engine above the factory high speed set-
ting can be dangerous, if you think the
engine-governed high speed needs adjust-
ing, contact your nearest authorized ser-
vice center/department, which has the
proper equipment and experience to make
any necessary adjustments.
Idte Speed
Ad
Screw
Linkage
Valve
!8