MTD
Lawn & Garden Engine

Model # 683-WU Official MTD engine

Here are the diagrams and repair parts for Official MTD 683-WU engine, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

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Showing 10 of 138 parts  |

Lawn & Garden Equipment Engine Spark Plug 951-10292
#14

Engine diagram

Lawn & garden equipment engine spark plug

Part #951-10292

Replaced by #951-10292A

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Manufacturer substitution
This part replaces 951-10292. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$6.47
60% OFF MSRP : $16.00
In Stock
Snowblower Oil Drain Plug 710-04906
#116

Engine diagram

Snowblower oil drain plug

Part #710-04906

This item is not returnable
$10.26
16% OFF Phone Price : $12.26
In Stock
Snowblower Throttle Knob (replaces 751-11224, 951-10757) 951-11224
#93

Engine diagram

Snowblower throttle knob (replaces 751-11224, 951-10757)

Part #951-11224

This item is not returnable
$12.09
14% OFF Phone Price : $14.09
In Stock
Lawn & Garden Equipment Engine Carburetor Float Bowl Gasket 951-11970
#J

Engine diagram

Lawn & garden equipment engine carburetor float bowl gasket

Part #951-11970

This item is not returnable
$10.46
16% OFF Phone Price : $12.46
In Stock
Lawn & Garden Equipment Engine Fuel Bowl Mounting Bolt 710-04945
#M

Engine diagram

Lawn & garden equipment engine fuel bowl mounting bolt

Part #710-04945

This item is not returnable
$6.46
13% OFF Phone Price : $7.46
In Stock
Lawn Tractor Engine Oil Drain Pipe (replaces 751-11350) 951-11350
#114

Engine diagram

Lawn tractor engine oil drain pipe (replaces 751-11350)

Part #951-11350

This item is not returnable
In Stock
Lawn & Garden Equipment Engine Flywheel Key 951-10307
#63

Engine diagram

Lawn & garden equipment engine flywheel key

Part #951-10307

Replaced by #751P10307A

?
Manufacturer substitution
This part replaces 951-10307. Substitute parts can look different from the original.
This item is not returnable
$3.22
24% OFF Phone Price : $4.22
In Stock
Lawn & Garden Equipment Engine Exhaust Valve Retainer 951-12269
#7

Engine diagram

Lawn & garden equipment engine exhaust valve retainer

Part #951-12269

This item is not returnable
$9.65
9% OFF Phone Price : $10.65
In Stock
Retainer 951-12077
#10

Engine diagram

Retainer

Part #951-12077

Replaced by #951-12077A

?
Manufacturer substitution
This part replaces 951-12077. Substitute parts can look different from the original.
This item is not returnable
In Stock
Lawn & Garden Equipment Engine Fuel Line Clamp 951-11700
#84

Engine diagram

Lawn & garden equipment engine fuel line clamp

Part #951-11700

Replaced by #951-11700A

?
Manufacturer substitution
This part replaces 951-11700. Substitute parts can look different from the original.
This item is not returnable
In Stock

Symptoms for elliptical machines

Choose a symptom to see related elliptical repairs.

Main causes: leveling feet need to be adjusted, loose frame bolts, unstable flooring…

Main causes: dead batteries, power supply failure, bad wiring connections, faulty control console…

Main causes: loose fastening bolts, damaged handle bars…

Main causes: weak batteries, loose wires, faulty control console…

Main causes: bad resistance motor, faulty control console, wiring failure…

Main causes: faulty reed switch, reed switch needs adjustment, wiring failure, bad control console…

Main cause: lack of lubrication on pivot points…

Main causes: dirty heart rate sensors, wiring failure, bad control console…

Repair guides for elliptical machines

These step-by-step repair guides will help you safely fix what’s broken on your elliptical.

How to replace an elliptical resistance motor

How to replace an elliptical resistance motor

If the resistance motor is not changing the resistance on your elliptical, replace it using these steps.…

Repair difficulty
Time required
 15 minutes or less
How to adjust an elliptical reed switch

How to adjust an elliptical reed switch

If the console doesn't display the correct speed on your elliptical, adjust the reed switch using these steps.…

Repair difficulty
Time required
 15 minutes or less
How to replace an elliptical console

How to replace an elliptical console

If the console on your elliptical doesn't work, replace it by following these 3 easy steps.…

Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your lawn & garden engines

Use the advice and tips in these articles and videos to get the most out of your elliptical.

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Top questions about Sears and Sears PartsDirect

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What are the main components of a lawn mower?

What are the main components of a lawn mower?

Learn about the main parts of a lawn mower and when to replace parts.…