Only clicked here for the tranny joke but IMO a grand isn't enough of a savings for you and your customer to be considering using used gear. Unless he's willing to pay you that and more to certify the thing is worth putting back into service
Megger the transformer. Lift the XO bond if one exist
Primary to Secondary
Secondary to ground
Primary to ground
A TTR would be nice but I would put 120 VAC across the primary and measure secondary voltage AT A MINIMUM and do a coil at a time.
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