Weed Eater 187637 Owner's Manual

Page of 48
23
SERVICE AND ADJUSTMENTS
TO REMOVE HOOD AND GRILL ASSEMBLY 
(See Fig. 27)
•      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.
01536
FIG. 27
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.
ENGINE
TO AD 
JUST THROTTLE  CON TROL CABLE 
(See Fig. 28)
The throttle control has been preset at the factory and 
ad just ment 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 po si tion. 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.
TO ADJUST CARBURETOR 
The car bu re tor has been preset at the factory and ad just ment 
should not be nec es sary. However, minor ad just ment may be 
required to com pen sate for differences in fuel, tem per a ture, 
altitude or load. If the carburetor does need adjustment, 
see engine manual.
High speed stop is factory adjusted. Do not adjust - dam-
age may result. 
IMPORTANT: 
NEVER TAMPER WITH THE  ENGINE 
GOVERNOR, WHICH IS FACTORY SET FOR PROPER ENGINE 
SPEED. OVER SPEED ING THE ENGINE ABOVE THE FACTORY 
HIGH SPEED SETTING CAN BE DANGEROUS. IF YOU THINK 
THE ENGINE-GOVERNED HIGH SPEED NEEDS ADJUSTING, 
CONTACT YOUR NEAREST AUTHORIZED SERVICE CENTER/
DEPARTMENT, WHICH HAS PROPER EQUIP 
MENT AND 
EXPERIENCE TO MAKE ANY NEC ES SARY ADJUSTMENTS.
FAST
 IDLE SPEED SCREW
THROTTLE LEVER
PLATE
THROTTLE CABLE
CLAMP
SCREW
 HOLE “A”
FIG. 28