2 4 6 



position of the bolts carrying the lifting bars is a matter of adjust- 

 ment. About one-third of the whole length from the top gives a 

 good result ; if the gate is too heavy, move the bolt nearer the top. 



Q 



The bolts carrying the lifting bars should be Jin., with square necks 

 or heads, and as short as can be made so as not to turn or bend in 

 the holes, or chafe in passing between the posts. All bolts should 

 have a safety pin or key to prevent the nuts from working off. 



To open the gate pull steadily on the rope at the end of the 

 lever, and when the gate is a little more than halt-way up give it a 

 jerk to pass it over the centre, or balancing point, when its own 

 weight will carry it down (No. 2). Shut the gate in the same way. To 



