Water pumping windmills are a viable and extremely reliable
mechanism for supplying water in rural third world environments.
Unfortunately much of the technology and expertise has been
forgotten and in many places inventors are busy re-inventing the
windmill and the system engineering required to go into it.
Southern Cross has maintained this expertise and is willing to
assist those requiring assistance in water pumping windmill
systems.

The GOLDEN rules are listed below.




                                                      Y   |   N  
SOCIAL IMPACT STUDY COMPLETED.                        Y   |   N  
QUALIFIED INSTALLATION ENGINEERS SELECTED.            Y   |   N  
WINDMILL MANUFACTURER INVOLVED IN INSTALLATION.       Y   |   N  
RETENTION CLAUSE IN PURCHASE CONTRACT.                Y   |   N  
RETENTION CLAUSE IN INSTALLATION CONTRACT             Y   |   N  
WINDMILL MANUFACTURER POST INSTALLATION INSPECTION.   Y   |   N  
CAPITAL BUDGET APPROVED.                              Y   |   N  
MAINTENANCE BUDGET APPROVED.                          Y   |   N  
WATER SOURCE YIELD CONFIRMED.                         Y   |   N  
WIND AVAILABILITY CONFIRMED.                          Y   |   N  
PROVEN WINDMILL ENGINE DESIGN SELECTED.               Y   |   N  
BABBITT METAL BEARINGS IN MILL ENGINE.                Y   |   N  
WINDMILL IS SELF GOVERNING IN HIGH WIND SPEEDS.       Y   |   N  
MAINTENANCE FREE GOVERNING SYSTEM.                    Y   |   N  
PUMP SPEED LIMITED TO 40 CYCLES/MIN.                  Y   |   N  
WINDMILL FITTED WITH MANUAL BREAK.                    Y   |   N  
WINDMILL IS SELF OILING.                              Y   |   N  
WINDMILL FANS CORRECT STEEL.                          Y   |   N  
PROVEN TOWER DESIGN SELECTED.                         Y   |   N  
PUMP BRASS COMPATIBLE WITH WATER.                     Y   |   N  
SYNTHETIC PUMP WASHERS SPECIFIED.                     Y   |   N  
VALVE SYSTEM SUITABLE FOR DEPTH TO BE PUMPED.         Y   |   N  
WEAK LINK IN PUMP TO WINDMILL CONNECTION.             Y   |   N  
HARMONIC OSCILLATIONS PREVENTED IN DELIVERY PIPE.     Y   |   N  
SURGE TANKS SIZING CORRECT IF REQUIRED.               Y   |   N