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Craftsman
Lawn & Garden

Model # 91799150 Official Craftsman grader blade

Here are the diagrams and repair parts for Official Craftsman 91799150 grader blade, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Error Codes

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Showing 10 of 15 parts  |
Cotter 137185
#7

Replacement parts diagram

Cotter

Part #137185

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

Washer 120382
#3

Replacement parts diagram

Washer

Part #120382

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

Book 917.99150

#NI

All parts diagram

Book

Part #917.99150

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

Nut 219432
#4

Replacement parts diagram

Nut

Part #219432

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

Frame Weldmt 634A55
#5

Replacement parts diagram

Frame weldmt

Part #634A55

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

Brace 5421H
#2

Replacement parts diagram

Brace

Part #5421H

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

Plate U/l 606A300
#9

Replacement parts diagram

Plate u/l

Part #606A300

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

Nut 219434
#12

Replacement parts diagram

Nut

Part #219434

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

U-bolt 5417H
#1

Replacement parts diagram

U-bolt

Part #5417H

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

Lock Nut 5430H
#13

Replacement parts diagram

Lock nut

Part #5430H

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

Most common symptoms to help you fix your ranges

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Main causes: power supply problem, control thermostat or electronic control board failure, broken element, bad burner ig…

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Main causes: power supply failure, blown thermal fuse, bad relay control board, damaged terminal block, wiring failure…

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Main causes: broken broiler element, weak or broken broil burner igniter, control system failure, faulty temperature sen…

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Why won't my range's oven bake?

Main causes: bad bake element, broken burner igniter, control system failure, blown thermal fuse, faulty temperature sen…

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Why can't I unlock my range's oven door?

Main causes: broken oven door lock assembly, wiring failure, electronic control board problem…

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Most common repair guides to help fix your ranges

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

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How to replace a range oven door switch

The oven door switch detects whether the oven door is closed and helps control the oven light. Replace the switch if it …

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Repair difficulty
Time required
 30 minutes or less
How to replace a range oven door lock assembly

How to replace a range oven door lock assembly

Oven door not locking? You can replace the lock assembly in less than 30 minutes. Here's how.…

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Repair difficulty
Time required
 15 minutes or less

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Oven door won't open: troubleshooting door lock problems on a range video

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