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SECTION 10: ATTACHMENTS & ACCESSORIES
The following attachments and accessories are compatible for Lawn Tractor Models 650 & 652. See the retailer
from which you purchased your tractor, an authorized MTD Service Dealer or phone (800) 800-7310 for information
regarding price and availability. Lawn tractor models 650 & 652 are NOT designed for use with any type of ground-
engaging attachments (e.g. tiller or plow). Use of this type of equipment WILL void the tractor’s warranty.
SECTION 11: TROUBLE SHOOTING GUIDE
MODEL DESCRIPTION
OEM-190-116 38- and 42-inch Deck Mulch Kit
OEM-190-180 Twin Bagger Grass Collector (for 38- and 42-inch Decks)
OEM-190-215 Rear Wheel Weights (Two per set)
OEM-190-226 Front Bumper Kit
OEM-190-620 46-inch Front Dozer Blade
OEM-190-627 42-inch Two-stage Snow Thrower
OEM-190-664 Tire Chains, for 18” x 6.5” tires (Two per set)
OEM-190-808 Deluxe Tractor Sunshade
Trouble Possible Cause(s) Corrective Action
Engine will not
crank
Safety switch button
not depressed.
Battery installed
incorrectly.
Battery is dead or
weak.
Blown fuse or circuit
breaker.
Engine ground wire
loose.
There are two switches in the starting circuit of your unit: the clutch pedal switch and
the deck engagement/lift lever switch. Make certain the actuator is fully depressing
the buttons on each switch.
The battery must be installed with negative terminal attached to black ground wire.
Negative terminal is identified at the post by “NEG”, “N” or “-”. The positive terminal,
identified by “POS”, “P” or “+”, must be attached to the big red wire which goes to the
solenoid. All batteries are to be fully charged before installing.
Charge with 6 AMP charger until fully charged.
Refer to schematic for fuse location and replace fuse if blown. If fuse blows repeat-
edly, see an authorized service dealer to have the tractor’s wire harness serviced.
Engine should have a black ground wire running from engine to frame or mounting
bolt.
Engine cranks
but will not start
Throttle not in cor-
rect position.
No fuel to the carbu-
retor.
No spark to spark
plug.
Dirty air cleaner.
Refer to Starting the Engine in this manual for correct position of the throttle control.
Gasoline tank empty. Fill with clean, fresh gasoline.
Fuel line or in-line fuel filter plugged. Remove and clean fuel line. Replace filter if
necessary.
Spark plug lead disconnected. Connect lead.
Faulty spark plug. Replace spark plug.
Refer to the engine manual packed with your unit. If the air cleaner is dirty, replace it
Engine smokes Engine oil has been
overfilled.
Engine loses crank-
case vacuum.
Check oil level. Drain as necessary.
Dipstick not seated or broken. Replace dipstick.
Engine breather defective. Replace.
Excessive
vibration
Bent or
damaged blade.
Bent blade.
Stop engine immediately. Check all pulleys, blade adapters, keys and bolts for
tightness and spindle damage. Tighten or replace any damaged parts.
Stop engine immediately. Replace damaged blade. Only use original equipment
blades.
Mower will not
discharge grass
or leaves uncut
strips
Engine speed low.
Speed selection.
Cutting height set too
low.
Blades short or dull.
Always operate the cutting deck with throttle control set in the FAST (rabbit) position.
Slow your ground speed. The slower your ground speed, the better the quality of cut.
Raise deck.
Sharpen or replace blades (uncut strip problem only).