Section 10: Attachments & Accessories; Section 11: Trouble Shooting Guide - MTD 650 Operator's Manual

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.
MODEL
OEM-190-116
OEM-190-180
OEM-190-215
OEM-190-226
OEM-190-620
OEM-190-627
OEM-190-664
OEM-190-808
DESCRIPTION
38- and 42-inch Deck Mulch Kit
Twin Bagger Grass Collector (for 38- and 42-inch Decks)
Rear Wheel Weights (Two per set)
Front Bumper Kit
46-inch Front Dozer Blade
42-inch Two-stage Snow Thrower
Tire Chains, for 18"x 6.5" tires (Two per set)
Deluxe Tractor Sunshade
SECTION 11: TROUBLE SHOOTING GUIDE
Trouble
Engine will not
crank
Engine cranks
but will not start
Engine smokes
Excessive
vibration
Mower will not
discharge grass
or leaves uncut
strips
Possible Cause(s)
Safety switch button
not depressed.
Battery installed
incorrectly.
Battery is dead or
weak.
Blown fuse or circuit
breaker.
Engine ground wire
loose.
Throttle not in cor-
rect position.
No fuel to the carbu-
retor.
No spark to spark
plug.
Dirty air cleaner.
Engine oil has been
overfilted.
Engine loses crank-
case vacuum.
Bent or
damaged blade.
Bent blade.
Engine speed low.
Speed selection.
Cutting height set too
low.
Blades short or dull.
Corrective Action
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.
Refer to Startingthe Enginein 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
Check oil level. Drain as necessary.
Dipstick not seated or broken. Replace dipstick.
Engine breather defective. Replace.
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.
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).
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