Troy-Bilt 634FM Tiller User Manual


 
WARNING: Beforeinspecting, cleaningor servicingthe machine,shut off engine,wait for all
moving partsto come to a completestop, disconnect spark plug wireand move wireawayfrom
spark plug. Failureto follow these instructions can result in serious personalinjury or property
damage.
3. Cleanaroundthe oil dipstick or oil fill
tube (whicheverapplies) to prevent dirt
from falling into the crankcase.
4. Onengineswith an oil fill tube, remove
thefill capand add oil (if required) until it
reachesthetop of thefill tube. Reinstall
thefill cap.
5. Onengineswith a dipstick, remove it
and wipe it clean. Reinsertthe dipstick,
tighten it securely,and removeit. Add oil
asneededto bring the levelupto the FULL
mark. Wipe dipstick cleaneachtime oil
levelis checked. Do not overfill. Tighten
dipstick securely.
B. ToChangethe EngineOil:
Changetheengine oil as instructed in the
EngineOwner'sManual.
SPARKPLUGSERVICE
Inspectand cleanorreplacethespark plug
after every lOg operating hours or annual-
ly. Referto the EngineOwner'sManualfor
spark plug service instructions.
In some areas,local law requiresusing re-
sistor spark plugsto suppress ignition sig-
nals. If theenginewas originally equipped
with a resistor spark plug, usethe same
type for replacement.
SPARKARRESTERSCREEN
SERVICE
If the enginemuffler is equipped with a
spark arrester screen,removeand cleanit
according to the service intervalsand in-
structions in the EngineOwner's Manual.
THROTTLELEVERADJUSTMENT
If the enginedoes not respondto various
throttle leversettings, referto the Engine
Owner'sManualfor serviceinformation or
contact your localauthorized enginedeal-
er.
WARNING: Operators
shallnottamper with theengine
governor settings on the
machine;thegovernorcontrols
the maximum safeoperating
speedto protect theengineand
all moving partsfrom damage
causedbyoverspeed.
Authorized serviceshall be
sought if a problemexists.
CARBURETOR/GOVERNOR
CONTROLADJUSTMENTS
Thecarburetor was adjustedat thefactory
for best operatingspeed. Referto the En-
gine Owner'sManualfor anyadjustment
information or seeyour authorizedengine
dealer.
Thegovernorcontrols the maximum safe
operatingspeedand protectsthe engine
andall moving parts from damagecaused
by overspeeding. Do not tamper with the
enginegovernor settings.
OFF-SEASONSTORAGE
Whenthe tiller won't be usedfor an ex-
tendedperiod,prepareit for storageasfol-
lows:
1. Cleanthe tiller andengine.
2. Doroutine tiller lubrication and check
for looseparts and hardware.
3. Protectthe engineand perform recom-
mendedengine maintenanceby following
the storage instructions found in the En-
gine Owner's Manual. Besure to protect
thefuel lines, carburetor and fuel tank
from gum deposits byremovingfuel or by
treating fuel with a fuel stabilizer (follow
enginemanufacturer'srecommendations).
4. Store unit in a clean, dry area.
5. Neverstorethetiller with fuel inthefuel
tank in an enclosedareawhere gasfumes
could reachan open flame or spark, or
whereignition sourcesare present (space
heaters,hot water heaters,furnaces, etc.).
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