Gas Walk-Behind Mower

Model # 20-3RP-10 Official McClane front throw reel mower

Here are the diagrams and repair parts for Official McClane 20-3RP-10 front throw reel mower, as well as links to manuals and error code tables, if available.

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Browse Parts for
20-3RP-10 Walk-Behind Mowers
Bolt 1044
#44

Replacement parts diagram

Bolt

Part #1044

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

Bolt 1028
Bolt

Part #1028

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

Bolt 1033
Bolt

Part #1033

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

Walk-behind Lawn Mower Engine Manual 1202E

#NI

All parts diagram

Walk-behind lawn mower engine manual

Part #1202E

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

Control Rod 1026
#26

Replacement parts diagram

Control rod

Part #1026

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

Clutch Body 1045D
#45

Replacement parts diagram

Clutch body

Part #1045D

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

Reel Lawn Mower Bed Knife 1103
#103

Replacement parts diagram

Reel lawn mower bed knife

Part #1103

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

Reel Lawn Mower Blade Assembly 1107-10
#107

Replacement parts diagram

Reel lawn mower blade assembly

Part #1107-10

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

Roller End Cap 1036
#36

Replacement parts diagram

Roller end cap

Part #1036

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

Lawn Mower Bolt 1105
#105

Replacement parts diagram

Lawn mower bolt

Part #1105

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

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

How to rebuild a lawn mower carburetor

How to rebuild a lawn mower carburetor

The carburetor mixes air with fuel to drive the piston. Rebuild the carburetor if it's clogged or leaks.…

Repair difficulty
Time required
 60 minutes or less
How to replace a lawn mower recoil starter on an OHV engine

How to replace a lawn mower recoil starter on an OHV engine

Replace the recoil starter if it doesn't move when you pull the starter rope.…

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower wheel

How to replace a lawn mower wheel

Learn how replace a damaged wheel on a walk-behind lawn mower—it's a quick, easy fix.…

Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your walk-behind mowers

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

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.…

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.…

Types of walk-behind mower blades video

Types of walk-behind mower blades video

Learn about the different kinds of mower blades and how to maintain them.…