During routine maintenance of hydraulic braking systems, technicians are required to inspect the reservoir fluid before depressurizing the lines. If the fluid appears dark and cloudy rather than clear amber, it indicates moisture contamination and degraded heat tolerance. Even when the system holds pressure during a static test, fluid in this condition can boil during sustained braking on steep descents, resulting in vapor lock and sudden pedal resistance loss. Consequently, standard protocol mandates immediate flushing of discolored fluid, regardless of whether any leaks or pressure drops were recorded during the initial inspection.
Based on the passage, what does the author imply about a static pressure test on a brake system?
- AIt records whether the fluid appears dark and cloudy rather than clear amber.
- It does not reveal whether the brake fluid will fail under high operating temperatures.Cevap
- CIt should be eliminated from routine maintenance because it produces unreliable pressure readings.
- DIt can only detect leaks after the fluid has boiled and caused vapor lock.
Cevap
A static pressure test does not reveal whether the brake fluid will fail under high operating temperatures.
The passage states that a system containing contaminated fluid can hold pressure during a static test, yet still suffer vapor lock when heated during descents. This directly implies that the static test alone is incapable of assessing how the fluid will behave under elevated temperatures.
Adım Adım Çözüm
Anahtar Kavram
Identifying Implied Meanings
Tahmini Süre:1m 0s