page 2 TM   9-6115-666-13 DANGEROUS VOLTAGE EXISTS    ON   LIVE   CIRCUITS. AL- WAYS    OBSERVE SAFETY PRECAUTIONS AND     NEVER WORK    ALONE. FAILURE     TO   OBSERVE THIS    WARNING COULD RESULT IN  SEVERE PERSONAL INJURY OR DEATH. NO I Measure voltage at I YES NO Measure voltage at P4a/2   and    I : 120   f    1 VAC? 120   f    1 VAC? YES v v Repair    or   Replace Repair    or   Replace cable    ” 144” cable    ” 144” NO NO 7 7 Measure voltage at Measure voltage at P4aJ5  and     I : P4aJ5  and     I : 120    f     1 VAC? 120    f     1 VAC? YES YES Repair    or   Replace Repair    or   Replace cable    ” 145 cable    ” 145 NO NO Measure voltage at Measure voltage at P4al8    and    I : P4al8    and    I : 120   f     1 VAC? 120   f     1 VAC? YES YES * * Repair     or   Replace Repair     or   Replace cable    ” 146” cable    ” 146” I 7 NO Measure voltage at YES - P4aJi3and P4aj14: - 208 f2 VAC? 7 I I Figure 5-11    No   power indication (sheet 1 of   2). 5-68