Service and adjustments, Engine – Weed Eater 177019 User Manual
Page 23
23
SERVICE AND ADJUSTMENTS
FIG. 28
KEPS NUT
HEX
BOLT
POSITIVE
(RED)
CABLE
NEGATIVE
(BLACK)
CABLE
TO REMOVE HOOD AND GRILL ASSEMBLY
(See Fig. 29)
•
Raise hood.
•
Unsnap headlight wire connector.
•
Stand in front of tractor. Grasp hood at sides, tilt toward
engine and lift off of tractor.
•
To replace, reverse above procedure.
HEADLIGHT
WIRE
CONNECTOR
HOOD
TO REPLACE HEADLIGHT BULB
•
Raise hood.
•
Pull bulb holder out of the hole in the backside of the grill.
•
Replace bulb in holder and push bulb holder securely
back into the hole in the backside of the grill.
•
Close hood.
INTERLOCKS AND RELAYS
Loose or damaged wiring may cause your tractor to run
poorly, stop running, or prevent it from starting.
•
Check wiring. See electrical wiring diagram in the Repair
Parts section.
TO REPLACE FUSE
Replace with 20 amp automotive-type plug-in fuse. The fuse
holder is located behind the dash.
FIG. 29
ENGINE
TO ADJUST THROTTLE CONTROL CABLE
(See Fig. 30)
The throttle control has been preset at the factory and
adjustment should not be necessary. Check adjustment as
described below before loosening cable. If adjustment is
necessary, proceed as follows:
•
With engine not running, move throttle control lever from
slow to choke position. Slowly move lever from choke to
fast position.
•
Check that hole in throttle lever and hole in plate line up.
If holes “A” are not aligned, loosen clamp screw and
move throttle cable until holes are aligned. Tighten
clamp screw securely.
FAST
IDLE SPEED
SCREW
THROTTLE
LEVER
PLATE
THROTTLE CABLE
CLAMP
SCREW
HOLE “A”
FIG. 30
TO ADJUST CARBURETOR
The carburetor has been preset at the factory and adjust-
ment should not be necessary. However, minor adjustment
may be required to compensate for differences in fuel,
temperature, altitude or load. If the carburetor does need
adjustment, see engine manual.
High speed stop is factory adjusted. Do not adjust - damage
may result.
IMPORTANT:
NEVER TAMPER WITH THE ENGINE
GOVERNOR, WHICH IS FACTORY SET FOR PROPER
ENGINE SPEED. OVERSPEEDING THE ENGINE ABOVE
T H E F A C T O R Y H I G H S P E E D S E T T I N G C A N B E
DANGEROUS. IF YOU THINK THE ENGINE-GOVERNED
HIGH SPEED NEEDS ADJUSTING, CONTACT YOUR
N E A R E S T A U T H O R I Z E D S E R V I C E C E N T E R /
DEPARTMENT, WHICH HAS PROPER EQUIPMENT AND
E X P E R I E N C E T O M A K E A N Y N E C E S S A R Y
ADJUSTMENTS.