Bauer Rainstar TX Plus Series Operating Manual page 75

I f a w r o n g g e a r w a s s e l e c t e d :
WARNING!
Pull shut-off lever into shut-off position ...
Operating manual for BAUER RAINSTAR series
When the full operating pressure has been reached and only
clear water is discharged at the sprinkler's nozzle in a full jet
without air bubbles, push the gear shift lever to the "PE-pipe
retraction" position.
BE CAREFUL WHEN SHIFTING:
If the PE-pipe is stretched .. SLACKEN IT!
PROPER PROCEDURE:
TX Plus 67