52. Place, as shown, one finger spring 

 washer (F 1830-016, 0D47mm) on 

 the potentiometer. 



53. Put the 0-ring (Parker no 2-032 

 V747-75) on the cover. 



54. Put some high-quality oil on the 

 0-ring surface. 



55. Bring the cover into position and 

 screw it down by means of alter- 

 nate, opposite screws. 



56. The motor unit is now assembled. 

 Before you proceed in making it 

 watertight, it has to be tested. 



69 



