TROUBLESHOOTING & REPAIR
65
AVTM21-415Ja Rev. A June 2005
MALFUNCTION
POSSIBLE CAUSE
Output voltage setting does not
agree with regulation curve.
Incorrect supply voltage.
Voltage control knob not in proper
position on shaft.
Defect in R104.
Defect in U2.
Output voltage greater than
0.25 kV with voltage control at
0.
Improper adjustment of K2
mechanical closure.
Megohmmeter reads less than
300,000 megohms at 15 kV.
Excessive leakage from HV output
terminal to ground.
Internal leakage.
Summary of Contents for ATEC 210415 Series
Page 2: ...15 kV Megohmmeter Test Set Catalog No 210415 Series M...
Page 9: ...M 2 AVTM21 415Ja Rev A June 2005 Figure 1 15 kV Megohmmeter Test Set Catalog No 210415...
Page 13: ...M 6 AVTM21 415Ja Rev A June 2005 M...
Page 19: ...M 12 AVTM21 415Ja Rev A June 2005 M...
Page 23: ...M 16 AVTM21 415Ja Rev A June 2005 Figure 2 Schematic Diagram of the 15 kV Megohmmeter...
Page 30: ...SETTING UP 23 AVTM21 415Ja Rev A June 2005 Figure 4 Testing in a Substation...
Page 32: ...SETTING UP 25 AVTM21 415Ja Rev A June 2005 Figure 6 Testing Transformer Terminals...
Page 33: ...M 26 AVTM21 415Ja Rev A June 2005 Figure 7 DC Motor Test Setup Figure 8 Generator Test Setup...
Page 47: ...M 40 AVTM21 415Ja Rev A June 2005 M...
Page 53: ...M 46 AVTM21 415Ja Rev A June 2005 M...
Page 57: ...M 50 AVTM21 415Ja Rev A June 2005 M...
Page 73: ...M 66 AVTM21 415Ja Rev A June 2005 Figure 15A Interior View Figure 15B Interior View...
Page 75: ...M 68 AVTM21 415Ja Rev A June 2005 M...
Page 81: ...M 74 AVTM21 415Ja Rev A June 2005 M...
Page 82: ...M 2621 Van Buren Avenue Norristown PA 19403 1 800 723 2861 ext 8578 megger com...
