1. North American Hydraulics Baton Rouge, LA Steve Gluck Steve.gluck@nahi.com Cell: 608-512-9704

2.  Will test “piston products” ◦ Brevini (Hydrostatic pumps and motors) ◦ Hansa (smaller hydrostatic pumps/motors) ◦ Oil gear (open circuit pumps) ◦ Other brands of piston units ◦ SAE and Cartridge Mounts  Test Unit after Assembly or Conversion ◦ Verify assembly ◦ Adjustments (pressure, displacement, controls) ◦ Performance measurement  NOT endurance testing

3. Testing Modes Closed LoopOpen Loop Pumps (as pump) Motors (as motor or pump ) ICOTM (Instant Change of Test Modes)

4. Power450 HP Diesel Engine Flow75+ GPM Main Flow Loop Pressure 5000 psi main flow loop 6500 psi Deadhead test Up to 500 psi charge Control Electrically Controlled Valves PLUS+1 Microcontrollers DP600 Color Control Screen Joysticks for ‘manual control’ Pushbutton Mode change Portions of test will be automated Reservoir 100 gallon elevated main ~15 gallon under test table Auxiliary Charge 8 gallon / 600 psi / 3 HP electric

5. FlowMain Loop or Flow Case Drain External charge PressureCharge, A & B Loop, Case, Load A & B, Control Pressures TemperatureLoop & Reservoir SpeedTest Unit, Engine ControlHandle Position, Current, or Pressure - Data will be displayed and used for calculations. - Full data recording could be implemented in future.

6. HST Load Unit (Motoring) Test Pump Test Pump HST Load Pump Prime Mover Load Valve Pump (closed circuit) HST Load Unit (pumping) Test Motor Test Motor HST Load Pump Prime Mover Load Valve Motor (closed circuit)

7. Drive Motor Test Pump Test Pump HST Load Pump Prime Mover Load Valve Open Loop Pump Load Pump Test Motor Test Motor Open Circuit Pump Prime Mover Load Valve Open Loop Motor Load Valves

8.  Major Mechanical and Hydraulic work done  Primary Electronics done finally  Hydrostatic Pump & Motor test verified  Refining quantitative test procedures  Ready to start Open circuit pump verification  Test stand transferred to NAHI shop (  Equipping room w/ tools, tables, racks

9.  Equipment, parts, services$64,000  Facility, tools, …ongoing  Shop & Steve laborpriceless