Skip to content
WorkZen
Academy
Home
All Trades
My Progress
en
English
EN
Français
FR
Español
ES
Menu
Home
All Trades
My Progress
Search certifications...
en
English
EN
Français
FR
Español
ES
Academy
Garage Door Technician
Garage Door Installation & Setup Certification
Balance Testing, Final Checks & Documentation
Knowledge Check
Balance Testing, Final Checks & Documentation
Knowledge Check
Knowledge Check
1 / 8
Which fastener should be re-torqued on the torsion shaft after initial operation cycles?
A
Cable drum set screws
B
Bottom bracket bolts
C
Weatherseal retainer clips
D
Track roller pins
Check Answer
Back to lessons
Start Practice Exam