McClane
Gas Walk-Behind Mower

Model # 20-3RP-7 Official McClane 20" front throw reel mower

Here are the diagrams and repair parts for Official McClane 20-3RP-7 20" front throw reel mower, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 162 parts  |

Bolt 1044
#44

Replacement parts diagram

Bolt

Part #1044

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

Nut 1075
Nut

Part #1075

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

Cotter Pin 1011
Cotter pin

Part #1011

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

Bolt 1095
Bolt

Part #1095

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

Reel Lawn Mower Reel Bearing Retainer 1111
#111

Replacement parts diagram

Reel lawn mower reel bearing retainer

Part #1111

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

Lawn Mower Clutch Belt 1060
#60

Replacement parts diagram

Lawn mower clutch belt

Part #1060

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

Lawn Mower Screw 1049
#49

Replacement parts diagram

Lawn mower screw

Part #1049

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

Shaft 4066
#66A

Replacement parts diagram

Shaft

Part #4066

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.…