Hypro
Farming

Model # C7700-R Official Hypro pump

Here are the diagrams and repair parts for Official Hypro C7700-R pump, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 19 parts  |

Gasket 5072122
#6

By-pass valve diagram

Gasket

Part #5072122

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

Base Kit 5168054
#10

Pump assembly diagram

Base kit

Part #5168054

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

Bearing 5031029
#2

Pump assembly diagram

Bearing

Part #5031029

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

Body 5002218
#1

By-pass valve diagram

Body

Part #5002218

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

Lock Nut 5006076
#7

By-pass valve diagram

Lock nut

Part #5006076

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

Body Cap 5046037
#5

By-pass valve diagram

Body cap

Part #5046037

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

Roller 5112006
#7

Pump assembly diagram

Roller

Part #5112006

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

Stem 5132019
#8

By-pass valve diagram

Stem

Part #5132019

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

Ball 5026014
#2

By-pass valve diagram

Ball

Part #5026014

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

Spacer 5127025
#3

Pump assembly diagram

Spacer

Part #5127025

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

Symptoms for gas walk-behind mowers

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

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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…

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

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 replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

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

How to replace a lawn mower blade

Check your lawn mower blade regularly and replaced it if it's bent or damaged. …

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

Repair difficulty
Time required
 45 minutes or less

Articles and videos for gas walk-behind mowers

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

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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.…

Lawn mower won't start troubleshooting video: spark plug and ignition problems video

Lawn mower won't start troubleshooting video: spark plug and ignition problems video

Find out how to test and fix problems with the spark plug, stop wire, ignition coil and flywheel.…