Screw Torque Value For Securing The Subwoofer Of The 4739 Speaker
Frequently Asked Questions
Written by Andras Schober
Updated at March 9th, 2026
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Brand:
- JBL
Models:
- 4739
Question:
What is recommended the torque setting for securing the subwoofers of the 4739?
Answer:
22 inch-pound (in-lb), 2.5 Nm.
Additional Information:
- The screws are mounted into T-nuts that are pressed into the wood. Each speaker uses eight screws, for a total of sixteen across both speakers.
- To minimize the risk of deforming the speaker frame, tighten the screws in a star (cross) pattern.
- Start by hand‑tightening all screws first, and only then apply the final torque.
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