Troubleshooting - MTD 31A-3BAD729 Operator's Manual

Problem Possible Cause(s) Solution
ginefailstostart ;
e!tank emptylot Staefuel 1 Fill tankwith Cleanfresh gaSOl!ne
21 Blockedfuel line 2, Cleanfuel line
31 Keynot snappedin place 3, Insertkey,See!!gnitionKey on Page8
4, spark plugWre disconnected 4. connect wireto sparkpiugl
& Fau!tyspark plug c!ean sparkplug, readjustgap;or
replace:
6: Engine not primed 61 Prime enginefourtimeSl
7: Enginefloodedfrom excessive 7: wait at leastten minute_
priming starting.
Engine runs erratic
1. Unit runningon choke
2. Fuelline blocked,or stalefuel
3. Wateror dirt in fuel system
4. Carburetor out of adjustment
1. Movechokeleverto OFF position.
2. Cleanfuelline and fill tank with
fresh,cleangasoline.
3. Referto enginemanualfor remedy.
4. Referto enginemanualfor remedy.
I Engine overheats 1. Carburet r out of adjustment-- 1. Referto engine manual f or instructio . i
Loss of power
1. Sparkplugwire loose 1. Firmlyconnectspark plug wire.
2. Ventin gas cap plugged 2. Clearvent.
Excessivevibration
1. Loosepartsor damagedauger 1. Stopengineimmediately and
disconnectspark plugwire. Check
for possibledamage.Tightenall
bolts and quts.Repairas needed.If
the problempersists,take unitto an
authorizedservicedealer.
Unit fails to self-propel
Augerscontinue to rotate
1. Drivebelt looseor damaged
1. Cableoutof adjustment.
1. Replacedrive belt.
1. Adjust augercontrol cableas
shownin "Adjusting Auger Cable"
on page7.
Unit fails to discharge
snow
1 Chuteassemblyclogged.
2. Shearpin sheared.
3. Foreignobjectlodged in auger.
4. Augercontrolcableout of 4.
adjustment.
5. Augerbelt looseor damaged. 5.
1. Stopengineand disconnectspark
plug wire. Cleanchute and inside
of augerhousingwith clean-out
toolor stick.
2. Replaceshearpin.
3. Stopengineimmediatelyand
disconnectthe spark plugwire.
Removeobject from auger.
Adjustaugercontrol cable.
Replaceauger belt.
please do
return the Unit to the
retailer from which it
was purchased,
without first Contacting
CustomerSupport,
Log onto
www, mtdproducts;com
or call a customer
service representative
at 1(800) 800-7310 or
(330) 2204683,
Note:
You will need the
model number and
serial number if
and when Calling
customer support,
loggingo"to
our website and
contacting a service
i 2 of thismanual
numbers,
NOTE: Forrepairsbeyondtheminoradjustments listedabove,contactyournearestauthorized servicerepresentative or
call 1-800-800-7310 f orthe Customer SupportCenter.Referto the enginemanualformoreenginerelatedinformation.
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