Exam (elaborations)
ATR72-600 HYDRAULIC SYSTEM 100% CORRECT ANSWERS | ESTUDY LATEST, ALL ANSWERED 100%
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ATR72-600 HYDRAULIC SYSTEM 100% CORRECT ANSWERS | ESTUDY LATEST, ALL ANSWERED 100%
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ESTUDYATR72-600 HYDRAULIC SYSTEM 100% CORRECT
ANSWERS | ESTUDY LATEST, ALL ANSWERED 100%
1. **Where is the Hydraulic Bay located?**
a) Behind Right Landing Gear
b) In the Cockpit
c) Behind Left Landing Gear
d) In the Tail Section
- **ANSWER:** c) Behind Left Landing Gear (Non-Pressurized)
2. **How are the Hydraulic pumps powered?**
a) ACW BUS 1 for Blue Pump, ACW BUS 2 for Green Pump
b) DC BUS 1 for Blue Pump, DC BUS 2 for Green Pump
c) Battery Power for both pumps
d) APU Power for both pumps
- **ANSWER:** a) ACW BUS 1 for Blue Pump, ACW BUS 2 for Green Pump
3. **How is the auxiliary pump powered?**
a) Auto mode - DC BUS 1
b) Auto mode - DC BUS 2, Man mode - Hot Main Battery Bus
c) Manual mode only
d) Ground power only
- **ANSWER:** b) Auto mode - DC BUS 2, Man mode - Hot Main Battery Bus
4. **How many power accumulators are there?**
, ESTUDY
a) 2
b) 3
c) 4
d) 1
- **ANSWER:** b) 3 (one for each system, located in the Hydraulic Bay)
5. **What is the nominal hydraulic pressure?**
a) 2500 PSI
b) 3000 PSI
c) 3500 PSI
d) 2000 PSI
- **ANSWER:** b) 3000 PSI
6. **What should the three hydraulic pressure gauges in the Hydraulic Bay indicate?**
a) Pressurized - 2500 PSI, Unpressurized - 1500 PSI
b) Pressurized - 3000 PSI, Unpressurized - 1500 PSI (nitrogen gas accumulator nominal precharge)
c) Pressurized - 3500 PSI, Unpressurized - 1000 PSI
d) Pressurized - 2000 PSI, Unpressurized - 1600 PSI
- **ANSWER:** b) Pressurized - 3000 PSI, Unpressurized - 1500 PSI
7. **How are the three pumps monitored?**
a) Pressure Gauge
b) Low Pressure Switch and Overheat Sensor
c) Temperature Gauge
d) Manual Checks
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