Repair
Repair Price: $ 580.00
Purchase
CSL Part Number: 29674
Product Overview: The Liftmaster 29LG13433E is a commercial door operator control board designed to regulate motor control and operation sequencing in automatic door systems. It supports both single-phase and three-phase power configurations via jumper selection, and interfaces with RPM sensors and safety devices through multiple connector terminals. This board is commonly found in Liftmaster commercial overhead door operators used in warehouses, loading docks, and industrial facilities. Key components include power supply filtering capacitors, terminal blocks for line and neutral connections, and protection circuitry for transient voltage suppression.
Category: Control Board
Manufacturer: Liftmaster
Manufacturer Part Number: 29LG13433E
Also Known As(AKA): K79-13433 P/N
Please include the model number of your door operator.
Common Failures
This product has been observed to experience issues primarily due to component wear and physical damage. Notably, there are instances of burning around the "Line In" and "Neutral In" terminals, potentially linked to terminal screw or capacitor issues.
Repair Approach
Repairs typically involve replacing worn or damaged components such as terminal screws, capacitors, and connectors. In some cases, components are replaced as part of our standard repair process to enhance reliability. Testing procedures may include temporary modifications to simulate normal operating conditions.
Testing & Quality
The product undergoes thorough testing, including diagnostic evaluations and burn-in tests, to verify functionality post-repair. Issues such as terminal damage are addressed before confirming the unit meets our quality standards.
Service and repair your broken Liftmaster part
We can repair your Liftmaster model 29LG13433E in our facility. Let our skilled technicians get your Liftmaster back in operation quickly.
Step 1 - Click the green 'Repair Now' button above to add the part and then complete the RMA.
Step 2 - The RMA form will be sent to you via email. Print the RMA form and put it in a box with the item(s) for repair.
Step 3 - Ship or mail the box to the address listed on the RMA.
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