Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
MTD
Lawn & Garden Engine

Model # 483-SU Official MTD engine

Here are the diagrams and repair parts for Official MTD 483-SU engine, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

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

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

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

Error Codes

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 141 parts  |
Lawn & Garden Equipment Engine Spark Plug 951-10292
#107

Engine diagram

Lawn & garden equipment engine spark plug

Part #951-10292

Replaced by #951-10292A

?
Manufacturer substitution
This part replaces 951-10292. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$5.88
| 
15% OFF Phone Price : $6.88
Back Order
Key 731-05632
Key

Part #731-05632

Replaced by #951-10630

?
Manufacturer substitution
This part replaces 731-05632. Substitute parts can look different from the original.
BEST SELLER
$8.44
| 
11% OFF Phone Price : $9.44
In Stock
Lawn & Garden Equipment Engine Carburetor Primer Bulb (replaces 951-10639) 951-10639A
#134

Engine diagram

Lawn & garden equipment engine carburetor primer bulb (replaces 951-10639)

Part #951-10639A

$26.71
| 
18% OFF Phone Price : $32.71
In Stock
Lawn & Garden Equipment Engine Carburetor Float Bowl Gasket 951-11349
#X

Engine diagram

Lawn & garden equipment engine carburetor float bowl gasket

Part #951-11349

Replaced by #951-11349A

?
Manufacturer substitution
This part replaces 951-11349. Substitute parts can look different from the original.
This item is not returnable
$5.64
| 
15% OFF Phone Price : $6.64
In Stock
Snowblower Carburetor Gasket (replaces 751-11223) 951-11223
#132

Engine diagram

Snowblower carburetor gasket (replaces 751-11223)

Part #951-11223

This item is not returnable
$8.09
| 
11% OFF Phone Price : $9.09
In Stock
Snowblower Ignition Switch (replaces 751-10637, 925-04031a) 951-10637
#8

Engine diagram

Snowblower ignition switch (replaces 751-10637, 925-04031a)

Part #951-10637

This item is not returnable
$18.67
| 
10% OFF Phone Price : $20.67
In Stock
Lawn & Garden Equipment Engine Carburetor Primer Bulb 951-11824
#135

Engine diagram

Lawn & garden equipment engine carburetor primer bulb

Part #951-11824

This item is not returnable
$17.13
| 
10% OFF Phone Price : $19.13
In Stock
Lawn & Garden Equipment Engine Flywheel Key 951-10307
#56

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
Snowblower Recoil Starter Assembly 951-11310
#96

Engine diagram

Snowblower recoil starter assembly

Part #951-11310

Replaced by #951-14223

?
Manufacturer substitution
This part replaces 951-11310. Substitute parts can look different from the original.
$101.05
| 
11% OFF Phone Price : $113.05
In Stock
Craftsman Lawn & Garden Equipment Engine Flange Bolt 710-04974
#98

Engine diagram

Craftsman lawn & garden equipment engine flange bolt

Part #710-04974

This item is not returnable
$12.00
In Stock

Symptoms for water softeners

Choose a symptom to see related water softener repairs.

View all

Why is my softened water salty?

Main causes: clogged drain hose, faulty rotor valve, leaky rotor valve seals...

Read more

Why isn't my water softener meter working?

Main causes: broken water flow meter, faulty timer, water flow to softener is bypassed...

Read more

Why does my water softener overflow?

Main causes: faulty brine valve assembly, bad rotor valve...

Read more

Why are water softener resin beads in my water?

Main causes: broken resin tank screen, bad resin tank seals, cracked upper distributor in resin tank...

Read more

Why isn't my water softener using salt?

Main causes: salt bridge inside the salt tank, bad timer, valve motor failure, faulty rotor valve, clogged venturi...

Read more

Why is there no display on my water softener?

Main causes: lack of electrical power, bad power transformer, faulty timer...

Read more

Why isn't my water softener softening my water?

Main causes: empty salt tank, salt bridge, depleted resin, clogged or damaged venturi, broken rotor position switch, fai...

Read more

Why does my water softener leak water?

Main causes: loose water line connections, cracked water-carrying components, bad rotor valve seals...

Read more

Repair guides for water softeners

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

View all
How to replace a water softener venturi

How to replace a water softener venturi

The venturi valve in your water softener draws brine water from the salt tank to the resin tank for regeneration. Follow...

Read more
Repair difficulty
Time required
15 minutes or less
How to replace a water softener rotor position switch

How to replace a water softener rotor position switch

The rotor position switch detects the position of the valve rotor. If the rotor position switch fails, follow these step...

Read more
Repair difficulty
Time required
30 minutes or less
How to replace a water softener timer

How to replace a water softener timer

The timer is the control board you use to program the water softener. If the timer isn’t accepting commands when you pus...

Read more
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 water softener.

View all
Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect....

Read more
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....

Read more

Parts & More