Advertisement
€.ACCELERATION
C HECK
l.)Allow e_.gine to idle.
2.)Squ_ T_iggex fully
a. If_is_,pmce_
to'_.
Denigration Check;'
b. If the engine does not accelerate smoothly,
turn tl_ Low Speed Mixttlte Set_W counter
clockwise a small amount (no more
than the width of the slot in the adjust-
ing screw.
3.)Relxat
step "2.)"until
smooth acceleration
is
obtained.
NOTE: It may be necessary to repeat "b. Idle
Speed Adj_tment'"
through '_c. Accet_'ation
Cheek:' to obtain correct adjustments.
4.)FoIlowinstructions in "d, Deceleration Check:'
d.DECELERA_ION
CHECK
1.)Allow engine to idle, then squeezeThrottleTrig-
get fully,
2,)Allow engine to run at full speed for about 1
second,
3. )Release the Throttle Trigger to the idle position
and listen to the deeelexation ofthe engine, It must
,return to idle _y'and
within I to2 seeonds.
a. If performance is satisfactory,proceed to
step "4.)"
b. lfthe enginesiowly or erratically
retuD__ to
idle or idleserrafieaay, repeat"b, Idle Speed,
Adjustment"
orcontinuethrough Low Speed
•Mixtureandl4agh SpeedMixture Adjtmments
to obtain proper deceleration_
4.)Recheek idle speed.
--
--_
i
"""'-
:
.... "
-"'
I
•
Ii1111 II
" ["
I'1
I
'
E GEAR
BOX LUBRICATION
€. LOWSP£EDMIXTLrKE ADJUSlaV/J_T
l.)Allow engine to idle.
2-)_dmtl_
Low Speed Mixture Screw skr,vly
clockwise
tmtil the speed starts to drop.
Note this position.
3,yTum the Low Speed MixtureScrew counter-
,_
untiithespeedinmcases a nd_a starts
-to drop again. Notethis position.
4.)Set the Low Speed Mixture Screwat the mid-
point between the two positions.
5.)Follow instructions in "c, Acceleration Check"
and "d. Deceleration
Cheek.*'
f. mGH SPEED MIX_
ADJUSTMENT
IcAtrnoN:l
Do not operate
engine
at full
tlu-ottle for prolonged periods while makinghigh
speed adjuslmentsas damage to the engine
¢altl Ot'_'llr.
1,)Support the drive shaft housing so the trimmer
fine is offthe ground and will not make contact
with awy object.
2. )Allow engine toidle, Lhensqueeze Throttle Trig-
get fully.
NOTF_ Pedorm steps "3.y'
through "5.);"
at full throttle.
3,)'IhmHighSpeed
_
Screw very slowly
clockwise uatil engine speedis fenced,
4.)Turn High Speed Mixture Screw veryslowly
counterclockwise,
Stop when the engine begins
to runroughly.
5.)Turn the screw slowly the miaimum amount
,
dockwi_se u ntil theengine runs smoothly.
6.)Follow instrucfiomin
"c. Aoeeleration Cheek"
and "d. Deceleration
Check:'
["_OZ¢:i
If the engine does.not operate :_
aomrding totheselmtructiom after _ting
the adjusting steps,do_mtusethetool._E[ke
it to _ur Sears _rviee
_mer,
t. mm_rAtz, _
rma_
Be sure filter
is clean,
See 'Air Filter"
for
instructions.
ICAUI_ON: ] Fit air filter intothe corners o!'the
_to
keepdkt_ma enterlng t lmengin"
eand
7 =
Iii
i
_111111
=11 I
I
llJ
.......
_ .----
, ".', .........
i
i
2O
• Lubricate
the gear _lx after eveR 50 hours of
operation.
• Use Lithium based gear grease asailable fr1_mmost
automotive stores.
I. Remove the Screw and Washer on the Gear Box
using.a,
wrench.
2. F_:Gear Box with gear lube.
3, l_tace WasherkndScrew.TtghteaSctewsecurely.
Advertisement
