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I.B. ATS-AG03
6.1
Testing .............................................................................................................................................................20
6.1.1
Mechanical and/or Electrical Testing....................................................................................................20
6.1.2
No Voltage Steps .................................................................................................................................20
6.1.3
Connecting Power Sources ..................................................................................................................20
6.1.4
Operational Checks ..............................................................................................................................21
6.1.5
Alternative Tests...................................................................................................................................21
6.2
Problem Solving ................................................................................................................................................21
6.2.1
Transfer Switch Appears Inoperative ...................................................................................................22
6.2.2
Transfer Switch Continues to Cycle and Transfer Switch will not Stop in Position ..............................22
6.2.3
Transfer Switch will not Automatically Transfer to Normal ...................................................................22
6.2.4
Transfer Switch will not Automatically Transfer to Emergency ............................................................22
SECTION 7: MAINTENANCE
7.1
General .............................................................................................................................................................24
7.2
Plant Exerciser Timer ........................................................................................................................................24
7.2.1
Timer Programming..............................................................................................................................24
7.3
Microprocessor Based Logic .............................................................................................................................24
7.3.1
Voltage Sensing Functions...................................................................................................................24
7.3.2
Frequency Sensing Functions ..............................................................................................................24
7.3.3
Time Delay Functions...........................................................................................................................24
7.3.4
On-Board Indicators .............................................................................................................................24
8.1
Introduction........................................................................................................................................................26
8.2
Procedures ........................................................................................................................................................26
Effective 7/00
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