Heavy Duty Equipment Technician Red Seal Exam Prep · Question
A heavy equipment technician is inspecting the track undercarriage of a dozer. They notice significant wear on the drive sprocket teeth, making them appear 'hooked', and the track links are showing signs of galling. What is the most likely cause of these symptoms?
Excessive track tension (tight track) puts undue stress on all undercarriage components, leading to accelerated wear on drive sprockets (hooked teeth) and incre
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Question: A heavy equipment technician is inspecting the track undercarriage of a dozer. They notice significant wear on the drive sprocket teeth, making them appear 'hooked', and the track links are showing signs of galling. What is the most likely cause of these symptoms?
Answer options:
- Running the track with insufficient tension (loose track) ✅ Excessive track tension (tight track)
- Operating the machine predominantly on soft, sandy terrain
- Using an incorrect type of track shoe for the application
Correct answer: Excessive track tension (tight track)
Explanation: Excessive track tension (tight track) puts undue stress on all undercarriage components, leading to accelerated wear on drive sprockets (hooked teeth) and increased friction, which can cause galling on track links and pins. Insufficient tension usually leads to de-tracking or track slapping.
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