Owner’s manual
Error Codes
Is it cheaper to repair or replace a garage door opener?
Repairing a Craftsman garage door opener like model 13953664SRT2 is cheaper when the problem is isolated (power issue, wall control wiring, safety sensor alignment, or force/limit settings). Replacing the opener is the better value when the motor/drive system is failing repeatedly or repair costs start approaching the price of a new unit.
A practical cost rule to use
Use this quick decision guide:
- Repair when the opener is mostly reliable and the fix is adjustment, wiring, or a single small component.
- Replace when you have repeated breakdowns, loud grinding, or the opener struggles to lift a properly balanced door.
- Replace when the repair quote is roughly half (or more) of what a comparable new opener plus installation would cost.
What to check first on model 13953664SRT2
These are common, lower-cost checks that often solve “won’t open” or “won’t close” complaints:
- Confirm the outlet has power (test with a lamp) and check the breaker.
- Make sure any door locks are disabled.
- Look for ice, snow, or debris binding the door at the floor.
- If the opener runs by remote but not the wall control, check for a wiring short or loose connection.
- If the opener stops after repeated cycles, let the motor cool for about 15 minutes and retry.
- After any force/limit adjustment, repeat the safety reverse test.
For the exact adjustment locations and troubleshooting steps, follow the owner's manual.
Repair vs. replace: quick comparison
| Situation | Usually best choice | Why |
|---|---|---|
| Door won’t close and sensors are misaligned/blocked | Repair | Fast fix, minimal parts/labor |
| Wall control issues (wiring/connection) | Repair | Often a simple wiring correction |
| Motor overload trips frequently, opener strains | Replace (often) | Points to motor/drive wear or door load issues |
| Broken spring or door hardware problem | Repair the door first (pro service) | Opener cannot safely compensate for a bad door |
Why it matters
A garage door opener is designed to move a properly balanced door. If the door is out of balance or a spring is failing, the opener may not reverse correctly and can be damaged. Keeping the door balanced and the opener adjusted correctly reduces repeat repairs and improves safe operation.
Last updated: February 2026
Where can I buy Craftsman garage door opener parts?
You can buy replacement parts for your Craftsman garage door opener model 13953664SRT2 through our model parts listing on Sears PartsDirect. Use the model number to match the correct components (like the logic board, limit switch, or gear kit) before ordering.
How to find the right part for model 13953664SRT2
- Confirm the model number on the opener; it is typically located under the light lens on the front end panel.
- Look up the part in the Parts List section of the owner's manual.
- Match the part description to the symptom (for example: door reverses, won’t travel, remote issues).
- If your opener uses SECURITY+ accessories, match the accessory type (remote, keyless entry) to your setup.
- Order using the exact model number 13953664SRT2 to avoid compatibility issues.
Common parts customers replace (and what they do)
| Part type | What it affects | Common symptom |
|---|---|---|
| Helical gear and retainer (gear kit) | Drive system | Motor runs but door doesn’t move, grinding noise |
| Logic board/receiver assembly | Controls and radio signal | Wall control or remotes act erratically |
| Limit switch assembly | Travel limits | Door stops short, won’t fully open/close |
| Safety reversing sensors | Safety reversal | Door won’t close, reverses unexpectedly |
Why it matters
Garage door opener parts are model-specific. Using the correct Craftsman 13953664SRT2 parts helps restore safe operation (especially the safety reversing system) and prevents repeat failures caused by mismatched components.
Helpful DIY resources
If you’re troubleshooting before you order, use our Craftsman error codes guide to narrow down the failure and identify which system to focus on.
Last updated: February 2026
How do I tell what garage door model I have?
To identify your garage door model (the door itself, not the opener), we look for the manufacturer label on the door sections first; if it is missing, we use the track, hardware, and door measurements to narrow it down. For your Craftsman garage door opener model 13953664SRT2, the owner's manual helps you confirm opener-related labels and setup details.
Where to find the garage door model information
Check these common label locations in order:
- Inside face of the door panels (often a corner of the top section)
- Side edge of a door section (visible when the door is partly open)
- Vertical track near the jamb (sometimes stamped or stickered)
- End hinges, roller brackets, or bottom bracket area (brand marks or part stamps)
- Weather seal retainer or reinforcement strut (occasionally labeled)
Garage door vs. garage door opener: what to record
The door and the opener have separate model information. Recording both prevents ordering the wrong parts.
| Item | What it controls | Where the model is usually found | Examples of what you might see |
|---|---|---|---|
| Garage door | Door sections, springs, track, rollers | Label on door section or track | Door brand, door series, serial/PID |
| Garage door opener (Craftsman 13953664SRT2) | Motor unit, rail, sensors, remotes | Label on motor head or under light cover | Model number, logic board info |
If the label is missing: use measurements and features
When there is no readable label, we identify the door by its specs and construction:
- Door type: sectional (multiple panels) vs. one-piece
- Door size: width and height (most common are 8 ft, 9 ft, 16 ft wide; 7 ft or 8 ft tall)
- Window layout and panel design (raised, flush, carriage style)
- Track type and hardware style (hinge shape, roller stem size)
- Spring system: torsion spring above the door vs. extension springs along the tracks
Why it matters
The garage door model determines the correct door hardware and spring system parts. The opener model 13953664SRT2 determines compatible safety reversing sensors, wall controls, and accessories; the manual also highlights safety requirements like proper sensor setup and door-to-floor gap limits.
Last updated: February 2026
How to find a compatible garage door opener?
For a Craftsman garage door opener like model 13953664SRT2, compatibility comes from matching the accessory (remote, keypad, wall control, or receiver) to the opener’s radio system and programming method. This model uses SECURITY+ rolling-code technology and programs through the SRT (learn) button described in the owner's manual.
What to match for compatibility
Use the opener’s motor-head label and the programming section in the owner's manual to confirm what you need.
- Brand and model: Craftsman 13953664SRT2
- Radio technology: SECURITY+ rolling code (not dip switches)
- Programming method: uses the SRT (learn) button on the opener
- Accessory type: remote, keyless entry keypad, wall control, or receiver
- Door safety setup: safety reversing sensors must be installed and aligned for normal closing
What this model supports (from the manual)
The manual states the receiver and remote are factory preset, and the code changes with each use (rolling code). It also notes the opener works with multiple SECURITY+ remotes and one SECURITY+ keyless entry system.
| Accessory you want | What to look for | What to avoid |
|---|---|---|
| Extra remote | SECURITY+ compatible remote; program using SRT (learn) | Dip-switch remotes meant for very old openers |
| Keyless keypad | SECURITY+ keypad compatibility | Keypads that only support fixed-code/dip-switch systems |
| Wall control | Compatible door control console style for SECURITY+ | Generic wall buttons that do not match the wiring/control type |
Quick compatibility and setup checks
- Confirm the opener runs on 120V, 60 Hz power (other power can cause malfunction).
- Make sure the garage door is balanced and not binding; an unbalanced door can mimic opener problems.
- If remotes will not program, follow the “add a remote” steps in the manual and verify you are pressing the SRT (learn) button at the opener.
- If the door will not close, inspect and align the safety reversing sensors first.
Why it matters
Choosing the right SECURITY+ accessory prevents programming failures, intermittent operation, and “works sometimes” remote issues. It also helps you avoid replacing good parts when the real issue is door balance, sensor alignment, or incorrect remote type.
Related help: Craftsman error codes
Last updated: February 2026
How to find out garage door opener type?
To find out what type of garage door opener you have on Craftsman model 13953664SRT2, check the drive system (belt vs chain) and the control features (such as SECURITY+ and the Learn button). Your owner's manual also shows the main components and how the opener is identified.
Quick ways to identify the opener type
- Look at the rail above the door: a belt drive uses a reinforced rubber belt; a chain drive uses a metal chain.
- Check the opener head label: the model number and electrical rating are typically on the motor unit.
- Identify the remote/control style: this model uses SECURITY+ remotes and a wall control console (often called a control console).
- Find the Learn button: on the motor unit, look for the SRT (learn) indicator and Learn button area used for programming remotes.
- Confirm safety sensor setup: photo eyes (sending and receiving sensors) mounted near the floor are part of the system.
What the 13953664SRT2 manual shows (helpful identifiers)
The manual’s parts illustrations and inventory list call out key items that help you classify the opener:
- Belt and trolley on the rail (belt-drive layout)
- Emergency release rope and handle
- Safety reversing sensors (sending eye and receiving eye)
- Premium control console and SECURITY+ 3-function remote
Common “type” labels and what they mean
| What you’re trying to identify | What to look for | Why it matters |
|---|---|---|
| Drive type | Belt vs chain on the rail | Determines noise level and which drive parts wear first |
| Control system | SECURITY+ and Learn button | Determines remote compatibility and programming steps |
| Door type (not opener type) | Sectional vs one-piece door, door height | Affects installation setup and travel/force adjustments |
Why it matters
Correctly identifying the drive type and control system prevents buying the wrong replacement parts and avoids programming issues with remotes, keyless entry, and wall controls.
Related DIY help
- Use how to program garage door opener remotes video if you are identifying the opener type to match a remote.
- If the opener flashes lights or shows diagnostic behavior, check Craftsman error codes.
Last updated: February 2026
