MTD 070 Series Operator's Manual page 12

Shooting
For repairs beyond
the minor adjust-
ments listed here;
contact anautho;i=ed
service dealer.
\_i 3J
Problem Cause Remedy
Enginefails to start _ 1. Blade control handle disengaged._ 1. Engaie blade_--control handle• --
2. Sparkplug w re disconnected. 2. Connectwireto spark plug.
3. Fueltank emptyor stalefuel. 3. Filltank with clean,freshgasoline.
4. Enginenot primed. 4. Referto enginemanual.
5. Faultyspark plug. 5. Clean,adjustgap,or replace.
6. Blockedfuel line. 6. Cleanfuel line.
I 7. Engineflooding. 7. Waita few minutesto restart,butdo not
I prime.
Enginerunserratic 1. Sparkplug wire loose. 1. Connectand tightenspark
plug wire.
2. Blockedfuel line or stalefuel. 2. Cleanfuelline; fill tank with clean,fresh
gasoline.
3. Gas capvent plugged. 3. Clearvent.
4. Wateror dirt in fuel system. 4. Drainfueltank and carburetor.Refillwith
freshfuel.
5. Dirtyair cleaner. 5. Referto enginemanual.
6. Referto enginemanual.
Engineoverheats 1. Engineoil levellow. 1. Fill crankcase with proper oil.
2. D rty air f lter 2. Referto the enginemanualpackedwith
yourunit.
3. Air flow restricted. 3. Removeblowerhousingand clean.
Occasional s kip
(hesitates) at high speed
.4. Carburetornotadjustedproperly.
1. Sparkplug gap too close.
2. Carburetoridle mixtureadjustment
improperlyset.
4, Referto enginemanual.
1. Adjustgap to .030".Referto engine
manual.
2. Referto enginemanual.
dies poorly 1 Sparkplug fouled,faultyor gaptoo 1. Resetgap to .030' or replacespark plug.
, wide. Referto enginemanual.
3. Dirty air cleaner.
Excessivevibration 1. CuttingBladelooseor unbalanced.
2. Bentcutting blade.
3. Referto enginemanual.
1. Tightenbladeand adapter.Balanceblade
2. Replaceblade.
Mowerwill notmulch 1 Wetgrass 1 Do notmow whengrass iswet
grass 2 Excessivehi h rass wat untillaterto cut.
• g g •
3 Dull bl de 2 Mowonce at a h gh cutt ng heght, then
a mowagain at desiredhleghtor makea
I narrowercuttng path.
I 3. Sharpenor replaceblade.
Unevencut 1. Wheelsnot positionedcorrectly. 1. Placeall fourwheels in same height
2. Dull blade, position.
2. Sharpenor replaceblade.
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