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Genie
Garage Door Opener

Model # CMD9900 Official Genie dc screw drive garage door opener

Here are the diagrams and repair parts for Official Genie CMD9900 dc screw drive garage door opener, as well as links to manuals and error code tables, if available.

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Owner’s manual
Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 115 parts  |
Carriage Assembly 34107R
Carriage assembly

Part #34107R

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

Coupler 30257T
Coupler

Part #30257T

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

Keyless Entr 35282R
#1

Keypads & covers diagram

Keyless entr

Part #35282R

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

Garage Door Opener Bolt 3359Q06
Garage door opener bolt

Part #3359Q06

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

Garage Door Opener Screw 5973Q04
Garage door opener screw

Part #5973Q04

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

Kit,supprt 27570T

#NI07

All parts diagram

Kit,supprt

Part #27570T

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

Battery, 9-volt 9333A
#1

Miscellaneous accessories diagram

Battery, 9-volt

Part #9333A

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

Garage Door Opener Limit Switch 33950T
#2A

Rail - pro99, cmd9900 diagram

Garage door opener limit switch

Part #33950T

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

Nut 086480.1620
Nut

Part #086480.1620

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

Screw 8062C04
#10

Head diagram

Screw

Part #8062C04

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

Most common symptoms to help you fix your garage door openers

Choose a symptom to see related garage door opener repairs.

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Why does my garage door opener open and close by itself?

Main causes: neighbor's remote programmed at the same time as yours, faulty wall control wiring, bad wall control unit…

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Why doesn't my garage door opener work?

Main causes: faulty logic control board, bad RPM sensor, broken gears in the drive system, bad drive motor…

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Why is my garage door opener noisy?

Main causes: loose fasteners, broken brackets, need preventive maintenance, worn drive gears, loose or worn belt, loose …

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What preventive maintenance does my garage door opener need?

Things to do: check garage door travel, tighten brackets and fasteners, test safety sensors, check travel limits and for…

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Why won't my garage door opener fully open or close the garage door?

Main causes: garage door opener misaligned, travel limits need adjustment, bad travel limit switches, faulty logic contr…

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Why won't my garage door opener open the garage door?

Main causes: garage door locked, damaged garage door tracks, up-force setting needs adjustment, RPM sensor failure, bad …

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Why does my garage door opener work intermittently?

Main causes: radio interference, weak remote batteries, sunlight interference with safety sensor beams, safety sensors n…

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Why does my garage door opener reverse on its own?

Main causes: safety sensor beams blocked, safety sensors not aligned, downforce setting needs adjustment, damaged garage…

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Most common repair guides to help fix your garage door openers

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

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How to replace a chain-drive garage door opener gear and sprocket assembly

How to replace a chain-drive garage door opener gear and sprocket assembly

Learn how to replace the gear and sprocket assembly on your garage door opener if the drive motor runs but the door won'…

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Repair difficulty
Time required
 60 minutes or less
How to replace a garage door opener logic board

How to replace a garage door opener logic board

The logic board is the brains of the garage door opener. If the remote doesn't work or the door doesn't open and close p…

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Repair difficulty
Time required
 60 minutes or less
How to replace a garage door opener drive chain and cable assembly

How to replace a garage door opener drive chain and cable assembly

If your garage door won’t move, the chain and cable assembly on your garage door opener could be broken. Follow these st…

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Repair difficulty
Time required
 60 minutes or less

Effective articles & videos to help repair your garage door openers

Use the advice and tips in these articles and videos to get the most out of your garage door opener.

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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.…

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How to repair broken or damaged wires video

How to repair broken or damaged wires video

Learn how to repair broken, frayed or damaged wires in your appliances.…

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How to use a multimeter to test electrical parts video

How to use a multimeter to test electrical parts video

Learn how to use a multimeter to check for wiring problems in an appliance that's not working…

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