OPERATION 



13- Make a note of all potentiometer settings for later refer- 

 ence. Lock potentiometers. The instrument is now ready for 

 testing. 



Ik. Note: If during testing, clicking or crackling sounds are 

 audible for rope sections which have definitely no flaws 

 that warrent attention, the detection level can be raised 

 even further. Ideally, the detection level should be set 

 such that for marginally acceptable ropes no sounds are 

 audible. 



TESTING INSTALLED ROPES 

 Audio Inspection 



1. Mount proper size Guide shoes (3/8", l/2" , 5/8" or 3/4") on 

 instrument. (Refer to page 11) 



2. Mount proper sized Pick-Up Head on instrument. (Refer to page 11) 



3- Set all potentiometers to calibrated setting. (Refer to page 7 

 for calibration procedure.) Lock potentiometers. 



k. Plug Headphones into Audio Plug. 



5. Open Sense Head. Attach instrument to the rope. The instru- 

 ment is held against the rope by magnetic attraction. Close 

 Sense Head. 



6. Turn on Power Switch. 



7. A turned on LED indicates weak batteries. In that case, charge 

 or replace batteries. (Refer to page 11) 



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