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Garage Door Technician
Garage Door Troubleshooting & Diagnostics (Canada)
Spring & Balance Problems
Knowledge Check
Spring & Balance Problems
Knowledge Check
Knowledge Check
1 / 15
During a balance test, the door tilts to the left side when released at the halfway point. What is the most likely diagnosis?
A
Uneven spring tension or a broken spring on one side
B
The door panels are warped from heat exposure
C
The left-side track needs lubrication
D
The opener trolley is misaligned
Check Answer
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