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
Whirlpool
Dryer

Model # LGT6638DZ1 Official Whirlpool gas dryer

Here are the diagrams and repair parts for Official Whirlpool LGT6638DZ1 gas dryer, 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 156 parts  |
Dryer Thermal Fuse 3392519
#7

Bulkhead diagram

Dryer thermal fuse

Part #3392519

Replaced by #WP3392519

?
Manufacturer substitution
This part replaces 3392519. Substitute parts can look different from the original.
BEST SELLER
$18.56
| 
10% OFF Phone Price : $20.56
In Stock
Drum Belt 660996
#56

Cabinet diagram

Drum belt

Part #660996

Replaced by #341241

?
Manufacturer substitution
This part replaces 660996. Substitute parts can look different from the original.
BEST SELLER
$12.56
| 
14% OFF Phone Price : $14.56
In Stock
Dryer Valve Coil Kit 694540
Dryer valve coil kit

Part #694540

Replaced by #279834

?
Manufacturer substitution
This part replaces 694540. Substitute parts can look different from the original.
BEST SELLER
$28.33
| 
17% OFF Phone Price : $34.33
In Stock
Dryer Gas Valve Coil Kit 694539
Dryer gas valve coil kit

Part #694539

Replaced by #279834

?
Manufacturer substitution
This part replaces 694539. Substitute parts can look different from the original.
BEST SELLER
$28.33
| 
17% OFF Phone Price : $34.33
In Stock
Dryer Idler Pulley 691366
#53

Cabinet diagram

Dryer idler pulley

Part #691366

Replaced by #WP691366

?
Manufacturer substitution
This part replaces 691366. Substitute parts can look different from the original.
BEST SELLER
$15.98
| 
11% OFF Phone Price : $17.98
In Stock
Drive Motor 3395652
#62

Cabinet diagram

Drive motor

Part #3395652

Replaced by #279827

?
Manufacturer substitution
This part replaces 3395652. Substitute parts can look different from the original.
BEST SELLER
$93.81
| 
6% OFF Phone Price : $99.81
In Stock
Dryer Operating Thermostat 3387134
#9

Bulkhead diagram

Dryer operating thermostat

Part #3387134

Replaced by #WP3387134

?
Manufacturer substitution
This part replaces 3387134. Substitute parts can look different from the original.
BEST SELLER
$20.83
| 
22% OFF Phone Price : $26.83
In Stock
Dryer Blower Wheel 694089
#10

Bulkhead diagram

Dryer blower wheel

Part #694089

Replaced by #WP694089

?
Manufacturer substitution
This part replaces 694089. Substitute parts can look different from the original.
BEST SELLER
$26.63
| 
18% OFF Phone Price : $32.63
In Stock
Igniter 686590
Igniter

Part #686590

Replaced by #279311

?
Manufacturer substitution
This part replaces 686590. Substitute parts can look different from the original.
BEST SELLER
$24.00
| 
20% OFF Phone Price : $30.00
In Stock
Motor Pulley 3401143
#59

Cabinet diagram

Motor pulley

Part #3401143

Replaced by #WP8066184

?
Manufacturer substitution
This part replaces 3401143. Substitute parts can look different from the original.
BEST SELLER
$33.26
| 
15% OFF Phone Price : $39.26
In Stock

RECOMMENDED MAINTENANCE PARTS AND ACCESSORIES

Most common symptoms to help you fix your dryers

Choose a symptom to see related dryer repairs.

View all

Why won't my dryer heat?

Main causes: bad gas valve coils, broken heating element, tripped safety thermostat or fuse, bad operating thermostat, c...

Read more

Why isn't my dryer getting my laundry dry?

Main causes: clogged exhaust system, heating system failure, deposits on moisture sensor, control system failure...

Read more

Why is my dryer making a rattling noise?

Main causes: bad drum support roller, damaged idler pulley, broken blower fan blade, worn drum glide bearing, bad drive ...

Read more

Why won't my dryer start?

Main causes: door switch failure, lack of power, broken belt, blown thermal fuse, bad drive motor, control system failur...

Read more

Why won't my dryer door stay shut?

Main causes: damaged door strike, worn door catch...

Read more

Why does my dryer start then stop?

Main causes: clogged exhaust vent, bad motor relay, loose dryer door catch, bad door switch, control system failure, fau...

Read more

Why won't my dryer shut off?

Main causes: bad timer or electronic control board, door switch failure...

Read more

Why doesn't my dryer work?

Main causes: lack of electrical power, bad power cord, wiring failure, bad control board, blown thermal fuse, bad door s...

Read more

Most common repair guides to help fix your dryers

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

View all
How to replace a dryer thermistor

How to replace a dryer thermistor

The thermistor senses the air temperature in the dryer. If your dryer overheats or doesn't heat at all, the thermistor ...

Read more
Repair difficulty
Time required
30 minutes or less
How to install a thermal cut-off fuse kit in a gas dryer

How to install a thermal cut-off fuse kit in a gas dryer

The thermal cut-off fuse shuts off the heat if the dryer overheats when the high-limit thermostat fails. The thermal cut...

Read more
Repair difficulty
Time required
15 minutes or less
How to replace a dryer drive belt

How to replace a dryer drive belt

If the drive belt breaks, the motor runs but the drum won't rotate. These step-by-step instructions guide you through th...

Read more
Repair difficulty
Time required
90 minutes or less

Effective articles & videos to help repair your dryers

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

View all
How to use your clothes dryer efficiently

How to use your clothes dryer efficiently

Get expert tips on using your dryer efficiently to save energy....

Read more
How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier....

Read more
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

Parts & More