MTD 760 77 Transmatic Lawn Tractor Mower Owners Manual

9
Trouble
Shooting
Problem
Engine fails to start
Cause
1.   PTO engaged.
Remedy
1.   Place PTO knob (or lever) in disengaged  (OFF)
position.
2.
3.
4.
Connect wire(s)  to spark plug(s).
Fill tank with clean, fresh gasoline.
PullplaceoutthethethrottleCHOKEcontrolcontrolin CHOKE(if so equipped)position.or
5.   Clean, adjust gap, or replace.
2.
3.
4.
Spark plug wire(s)  disconnected.
Fuel tank empty or stale fuel.
Choke not activated.
5.
6.
Faulty spark plug.
Blocked fuel line.
6.   Cleanequipped.fuel line or replace fuel filter, if so
7.   Crank engine with  throttle in FAST position.
8.   Engage parking brake.
7.
8.
9.
Engine flooded.
Parking brake not engaged.
Throttlestarting position.control lever not  in correct
9.   Place throttle lever to FAST position.
Engine runs erratic
1
.   Unit running with CHOKE  applied.
1.   Push CHOKE control (if  so equipped) in, or
move the throttle control  out of the CHOKE
position.
2
3
.   Spark plug wire(s) loose.
.   Blocked fuel line or stale fuel.
2.   Connect and tighten spark plug  wire(s).
For repairs beyond
the minor adjustments
listed here, contact
an authorized service
dealer.
3.   Clean fuel line; fill tank with  clean, fresh (less
than 30 days old) gasoline.  Replace fuel filter, if
so equipped.
4.   Clear vent or replace if damaged.
5.   Drain fuel tank. Refill with fresh  fuel.
6.   Replacepre-cleaner,air cleanerif so equipped.cartridge/element  or clean
4.   Vent in gas cap plugged.
5.   Water or dirt in fuel system.
6.   Dirty air cleaner.
Engine overheats
1.   Engine oil level low.
2.   Air flow restricted.
1.   Fill crankcase with proper  oil.
2.   theCleanengine’sgrass clippingscooling finsandanddebrisblowerfromhousing.around
Engine hesitates
at high RPM
1.   Spark plug(s)  gap too close.
1.   Remove spark plug(s)  and reset the gap.
Idles poorly
1.   Stopoawrkidpelu. g(s) fouled,  faulty or gap
1.   Replace spark plug(s).  Set
plug(s) gap.
2.   Replacepre-cleaner,air cleanerif so equipped.cartridge/element  or clean
2
.   Dirty air cleaner.
Excessive
Vibration
1.
2.
Cutting blade loose or  unbalanced.
Damaged or bent cutting  blade.
1.   TightenBalancebladeblade.and spindle.
2.   Replace blade.
Mower will not
mulch grass (If
Equipped)
1.   Engine speed too low.
.   Wet grass.
1.   Place throttle control  in FAST (rabbit) position.
2.   Doto cut.not mow when grass is wet; wait until later
2
3.
Excessively high grass.
3.
Mow once at a high cutting  height, then mow
again at desired height or make a narrower
cutting path.
4.
Dull blade.
4.
Sharpen or replace blade.
Uneven cut
1.   Deck not balanced properly.
1.   Perform side-to-side  deck adjustment.
2.   Sharpen or replace blade.
3.   Check tire pressure in all four tires.
2
3
.   Dull blade.
.   Uneven tire pressure.
8
Product Specification
CategoriesLawn Mower Manual, MTD Lawn Mower Manuals
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- 60 pages
Document TypeOwner's Manual
LanguageEnglish
Product BrandMTD, Lawn Mower
Document File TypePDF
Publishermtdproducts.com
Wikipedia's PageMTD Products
CopyrightAttribution Non-commercial
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