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
Kenmore
Furnace

Model # 86777187 Official Kenmore gas-fired sectional furnace

Here are the diagrams and repair parts for Official Kenmore 86777187 gas-fired sectional furnace, 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.

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 137 parts  |
Capacitor 77353
#14C

H-q blower assembly diagram

Capacitor

Part #77353

Replaced by #PAKTRCF5

?
Manufacturer substitution
This part replaces 77353. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$3.44 | 
23% OFF Phone Price : $4.44
In Stock
Valve 86858
Valve

Part #86858

Replaced by #36C03-333

?
Manufacturer substitution
This part replaces 86858. Substitute parts can look different from the original.
$277.97 | 
$12.00 OFF Phone Price : $289.97
In Stock
Fan Wheel 72978
#20A

H-q blower assembly diagram

Fan wheel

Part #72978

Replaced by #600587

?
Manufacturer substitution
This part replaces 72978. Substitute parts can look different from the original.
$130.20 | 
8% OFF Phone Price : $142.20
In Stock
Blower Wheel 72400
#20B

H-q blower assembly diagram

Blower wheel

Part #72400

Replaced by #601210

?
Manufacturer substitution
This part replaces 72400. Substitute parts can look different from the original.
$194.16
In Stock
Air Filter 65596
#39B

Furnace assembly diagram

Air filter

Part #65596

The manufacturer no longer makes this part, and there's no substitute part

Twist-on Wire Connector 21321
Twist-on wire connector

Part #21321

The manufacturer no longer makes this part, and there's no substitute part

Tubing Pilot 69455
Tubing pilot

Part #69455

Replaced by #100108370

?
Manufacturer substitution
This part replaces 69455. Substitute parts can look different from the original.
$36.67
In Stock
Thermocouple 90779
Thermocouple

Part #90779

Replaced by #H06E-36

?
Manufacturer substitution
This part replaces 90779. Substitute parts can look different from the original.
This item is not returnable
$14.52 | 
12% OFF Phone Price : $16.52
In Stock
Pilot Burner 503209
Pilot burner

Part #503209

The manufacturer no longer makes this part, and there's no substitute part

Washer 106261
#46

Furnace assembly diagram

Washer

Part #106261

The manufacturer no longer makes this part, and there's no substitute part

Symptoms for gas leaf blowers

Choose a symptom to see related leaf blower repairs.

View all

Why does a leaf blower vibrate excessively?

Main causes: damaged fan blade, engine needs a tune up, dirty carburetor…

Read more

What should I do if my leaf blower engine smokes?

Main causes: mixing too much 2-cycle oil with the gas, dirty air filter, clogged carburetor, engine needs tune up…

Read more

What should I do if my leaf blower leaks gas?

Main causes: cracked fuel lines, leaky carburetor seals, damaged fuel tank cap, cracked fuel tank…

Read more

Why does my leaf blower run roughly?

Main causes: stale fuel, dirty air filter, bad spark plug, cracked fuel lines, clogged carburetor…

Read more

Why won't my leaf blower start?

Main causes: bad gas, clogged air filter, cracked fuel lines, clogged fuel filter, dirty carburetor, bad spark plug, wor…

Read more

Repair guides for gas leaf blowers

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

View all
How to rebuild a leaf blower carburetor

How to rebuild a leaf blower carburetor

If the leaf blower engine won't start even though there's fuel in the tank, the carburetor could be the problem. Follow …

Read more
Repair difficulty
Time required
 60 minutes or less
How to replace a leaf blower carburetor

How to replace a leaf blower carburetor

The carburetor could be the problem If the leaf blower engine won't start even though there's fuel in the tank. Follow t…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace leaf blower fuel lines

How to replace leaf blower fuel lines

Leaf blower fuel lines deteriorate with time and eventually can split or crack. You can remove and replace them yourself…

Read more
Repair difficulty
Time required
 60 minutes or less

Effective articles & videos to help repair your furnaces

Use the advice and tips in these articles to get the most out of your leaf blower.

View all
How to get your furnace ready for winter

How to get your furnace ready for winter

Get expert tips for preparing your furnace for winter. Follow maintenance tips to keep your furnace in top shape.…

Read more
Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

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