Check on Hydraulic System

Check on Hydraulic System

1.Equipment Needed

None.

2.System Testing Procedures

·Switch on power system:indicators“SERVO”,“HYD1”and“HYD2”light up.

·Press test button for servo and cargo fire“TEST SERVO+CARGO”and indicator“SERVO”goes out.

3.As rotors are rotating

·Indicators“SERVO”,“HYD1”and“HYD2”go out.(https://www.daowen.com)

·Press the test button on 7α panel.Indicators“SERVO”,“HYD1”and“HYD2”light up.And the master warning light“ALARM”lights up.

·Check if the pressure of left and right hydraulic system is 6.0±0.2MPa(60±2bar).

Press the test button for servo and cargo fire“TEST SERVO+CARGO”.Indicators“SERVO”,“CARGO.F”and“O/HEAT”light up.

4.Test on By-pass Switch

·Press test button 28G on 6α panel and indicator“HYD.AUX”on 7α panel lights up.

·Press the test button and put switch 17G at“BY-PASS”position and indicator“HYD.AUX”goes out.

·Put switch 17G at“NORM”position.