MTD Series 510 Operator's Manual page 16

For repairs beyond
the minor ad/ust-
merits listed hem
Pre bl e m Ca use Remedy
Enginefails to start
1. Sparkplugwire disconnected. 1. Connectwire to spark plug.
2. Fueltank emptyor stalefuel. 2. Filltank with clean,fresh gasoline.
3. Choke,if equipped,not in CHOKE 3. Movechoketo CHOKEposition.
position.
4. Faultysparkplug. 4. Clean,adjust gap,or replace.
5. Blockedfuel line. 5. Cleanfuel line.
6. Engine(if equippedwith a primer)not 6 Primeengine.
primedproperly. 7. Movethrottle leverto FASTpos-
7. Throttlecontrol levernotin correct tion.
startingposition.
Engineruns erratic
1. Unit runningwith CHOKEapplied,if so
equipped.
2. Sparkplug wireloose.
3. Blockedfuelline or stale fuel.
4. Wateror dirt in fuel system.
5. Dirty air cleaner.
6. Carburetornotadjustedproperly.
1. Movechokeleverto OFF position.
.
3.
.
5.
6.
Connectandtighten spark
plugwire.
Cleanfuel line;fill tank with clean,
fresh (less than30 daysold)
gasoline.
Drainfuel tank. Refillwith
fresh fuel.
Cleanor replaceair cleaner.
Seeauthorizedservicedealer.
EngineOverheats
i 1 Engineoil levellow 1 FII crankcasewith properoil
2. Dirty air cleaner. 2, Cleanor replaceair cleaner.
3. carburetor not adjustedproperlyl 3. see authorizedseivice dealerl
Problem
Cylinder rod will not
move
Cause
1. Brokendrive shaft.
2. Shippingplugsleft inhydraulichoses.
3. Set screwsin couplingnotadjusted
properly.
4. Looseshaftcoupling.
5. Gear sectionsdamaged.
6. Damagedreliefvalve.
7. Hydrauliclinesblocked.
8. Incorrectoil level.
9. Damageddirectionalvalve.
10.Blockeddirectionalvalve.
Remedy
1. Seeauthorizedservicedealer.
2. Disconnecthydraulichoses,
removeshippingplugs, reconnect
hoses.
3. Seeoperator'smanualfor correct
adjustment.
4. Correctengine/pumpalignmentas
necessary.
5. Seeauthorizedservicedealer.
6. Seeauthorizedservicedealer.
7. Flushand cleanhydraulicsystem.
8. Checkoil level.
9. Seeauthorizedservicedealer.
10.Flushand cleanhydraulicsystem.
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