Chapter 4  MAINTENANCE 
4.3  PERFORMANCE CHECK 
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4 
INSTRUCTION MANUAL 
 Line Test 
1  Open  Self Test  -  Line Test . 
 
 
When no abnormality is found, "OK" is displayed. When an abnormality is found, 
"NG" is displayed. 
 Sensor Test 
1  Open  Self Test  -  Sensor Test . 
 
When no abnormality is found, "OK" is displayed. When an abnormality is found, 
"NG" is displayed.