Craftsman
Engine & Drivetrain

Model # 143203 Official Craftsman transmission

Here are the diagrams and repair parts for Official Craftsman 143203 transmission, 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 21 parts  |

Gear 778116
#7

Unit parts diagram

Gear

Part #778116

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

Input Shaft 776136
#11

Unit parts diagram

Input shaft

Part #776136

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

Transmission 794106
#1

Unit parts diagram

Transmission

Part #794106

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

Ring 792017
#19

Unit parts diagram

Ring

Part #792017

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

Fork Rod 784220
#4

Unit parts diagram

Fork rod

Part #784220

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

Shift Collar 784221
#15

Unit parts diagram

Shift collar

Part #784221

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

Spacer 786063
#16

Unit parts diagram

Spacer

Part #786063

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

Gear 778118
#9

Unit parts diagram

Gear

Part #778118

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

Gear 778119
#10

Unit parts diagram

Gear

Part #778119

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

Gear 778114
#5

Unit parts diagram

Gear

Part #778114

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

Most common symptoms to help you fix your heating & cooling combined units

Choose a symptom to see related heating and air conditioning system repairs.

Thermostat problem, clogged air filter, burner failure...

Dirty air filter, clogged condenser coils, low refrigerant charge, faulty compressor...

Thermostat problems, bad compressor/condenser fan capacitor, lack of refrigerant, failed compressor...

Dirty flame sensor, failed flame sensor, damaged burner, bad high limit switch...

Main causes: errant thermostat settings, lack of electrical power, clogged drain line, wiring failure, control failure....

Main causes: Errant thermostat settings, lack of power, bad interlock switches, lack of exhaust ventilation, wiring fail...

Most common repair guides to help fix your heating & cooling combined units

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

How to unclog the air conditioner drain line

How to unclog the air conditioner drain line

The condensate drain line for your central air conditioner can clog with mold and mildew. Water will back up and start d...

Repair difficulty
Time required
15 minutes or less
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How to replace the furnace flame sensor

The flame sensor detects when furnace burner flames are lit. You may need to replace the flame sensor if flames only sta...

Repair difficulty
Time required
15 minutes or less
How to replace a heating and air conditioning system thermostat

How to replace a heating and air conditioning system thermostat

The control thermostat for your HVAC system can stop working. This repair guide shows how to replace it....

Repair difficulty
Time required
30 minutes or less

Effective articles & videos to help repair your heating & cooling combined units

Use the advice and tips in these articles and videos to get the most out of your HVAC system.

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Maintaining your air conditioner

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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....

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Top questions about Sears and Sears PartsDirect

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