Craftsman
Hole Digger

Model # 643721080 Official Craftsman two-person post hole digger

Here are the diagrams and repair parts for Official Craftsman 643721080 two-person post hole digger, 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 66 parts  |

Swivel, Control, Complete WS277
#35

Replacement parts diagram

Swivel, control, complete

Part #WS277

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

Form, Warranty 121760

#NI

All parts diagram

Form, warranty

Part #121760

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

Screw Bit, Earth, 4 In Thru 6 In Auger (643.72112 Thru 643.72113 Augers) P601
#7A

Blades diagram

Screw bit, earth, 4 in thru 6 in auger (643.72112 thru 643.72113 augers)

Part #P601

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

Decal, Operating Instruction 2305070
#42

Replacement parts diagram

Decal, operating instruction

Part #2305070

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

Case Transmission 3112
#33

Replacement parts diagram

Case transmission

Part #3112

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

Screw Bit, Earth, 8 In Thru 10 In Auger (643.72114 Thru 643.72115 Augers) P801
#7B

Blades diagram

Screw bit, earth, 8 in thru 10 in auger (643.72114 thru 643.72115 augers)

Part #P801

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

Blade, Earth 6 Inch Auger (643.72113 Auger) E246
#5A

Blades diagram

Blade, earth 6 inch auger (643.72113 auger)

Part #E246

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

Gear, Secondary, 72 Tooth 3135
#18

Replacement parts diagram

Gear, secondary, 72 tooth

Part #3135

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

Spring, Throttle Cable Support 3161
#39

Replacement parts diagram

Spring, throttle cable support

Part #3161

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

Gasket 3010
#22

Replacement parts diagram

Gasket

Part #3010

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

Symptoms for window air conditioners

Choose a symptom to see related window air conditioner repairs.

Main causes: clogged condensate drain, air conditioner not leveled properly, leaky window air seals …

Main causes: bad compressor, lack of refrigerant, bad compressor start relay, electronic control board failure…

Main causes: turning the air conditioner off and the back on too quickly, dirty or restricted condenser coil, compressor…

Main causes: dirty air filter, air conditioner is too small for the room, temperature set too cold, control failure…

Main causes: clogged drain hole, air conditioner not leveled properly…

Main causes: lack of electrical power, bad electronic control board, wiring failure, bad temperature sensor…

Repair guides for window air conditioners

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

How to replace a window air conditioner ambient thermistor

How to replace a window air conditioner ambient thermistor

If your window air conditioner isn’t cooling properly, it might need a new ambient thermistor. You can replace it yourse…

Repair difficulty
Time required
 45 minutes or less
How to replace a window air conditioner user interface control board

How to replace a window air conditioner user interface control board

Control buttons or lights on the user interface control board can stop working. This repair guide shows how to replace i…

Repair difficulty
Time required
 30 minutes or less
How to replace a window air conditioner electronic control board

How to replace a window air conditioner electronic control board

The electronic control board is the brain of your window air conditioner. Here’s how to replace it.…

Repair difficulty
Time required
 45 minutes or less

Articles and videos for window air conditioners

Use the advice and tips in these articles and videos to get the most out of your window air conditioner.

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Top questions about Sears and Sears PartsDirect

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Prep your AC for summer video

Prep your AC for summer video

5 things to do to your central AC before it gets hot.…

Room air conditioner installation and operation tips

Room air conditioner installation and operation tips

Window air conditioner installation tips.…