Mea Hawk - Page 3

MEA INC
2600 American Lane | Elk Grove Village, IL 60007 | USA
T +1 847 766 9040 | F +1 847 350 1951
COMPLETE CONTROL
www.meaincorporated.com
MEA Incorporated | Hawk Actuator Instruction and Operation Manual
02/2018 3
3-3 Rotary Actuator .................................................................................................................................................................... 17
3-4 Multiple Motor/Pump Units ............................................................................................................................................ 18
3-5 Hawk Model Number ........................................................................................................................................................ 19
4. Controls ............................................................................................................................................................................................ 20
4-1 Control Modes ...................................................................................................................................................................... 20
4-2 Speed and Response Tuning .......................................................................................................................................... 20
4-2.1 Multiple Motor/Pump Speed & Response Tuning ........................................................................................ 21
4-3 Control Signal and Position Calibration ..................................................................................................................... 23
4-4 Failure Modes & Limit Switches .................................................................................................................................... 27
5. INSTALLATION ............................................................................................................................................................................... 28
5-1 Electrical Installation Checklist ....................................................................................................................................... 28
5-1.1 Proper Protective Earthing ...................................................................................................................................... 28
5-2 Actuator Alignment ............................................................................................................................................................ 28
5-2.1 Linear Actuator Alignment ...................................................................................................................................... 28
5-2.2 Rotary Actuator Alignment ..................................................................................................................................... 29
5-3 Mechanical Installation Checklist .................................................................................................................................. 29
5-4 Hydraulic Fluid Level Indicator ....................................................................................................................................... 29
5-5 Hydraulic Power Source (HPS) & Actuator Fluid Fill Procedure........................................................................ 30
5-6 Accumulator/Reservoir System ...................................................................................................................................... 32
5-7 Accumulator/Reservoir Fluid and Nitrogen Drain Procedure ............................................................................ 33
5-8 Accumulator/Reservoir Fluid and Nitrogen Fill Procedure ................................................................................. 34
5-9 Safe Seat System.................................................................................................................................................................. 36
5-10 Safe Seat Adjustment ...................................................................................................................................................... 37
5-11 Safety Precautions ............................................................................................................................................................ 38
5-11.1 Releasing Accumulator/Reservoir Stored Energy ........................................................................................ 38
5-11.2 Releasing Safe Seat Stored Energy .................................................................................................................... 39
6. MAINTENANCE .............................................................................................................................................................................. 40
6-1 Quarterly Inspection/Maintenance ............................................................................................................................... 40