OM-2244 / Operation and Maintenance Manual
DCS-600/ Series 500082/ Solid State Transformer-Rectifiers
(8) Using a handheld voltmeter, verify that voltage is present at the aircraft connector.
(9) Turn off the GPU.
The unit is now available for regular service.
6) Preparation for Storage
a) General
(1) The unit should be prepared for storage as soon as possible after being removed from service.
(2) The unit should be stored in a building which is dry and which may be heated during winter
months. The unit shall be stored on a grade no greater than 10°.
(3) Moisture absorbing chemicals are available for use where excessive dampness is a problem.
However, the unit must be completely packaged and sealed if moisture-absorbing chemicals are
to be effective.
b) Temporary Storage
When storing the unit for 30 days or less, prepare as follows:
(1) Use moisture-absorbing chemicals where excessive dampness is a problem. However, the unit
must be completely packaged and sealed if moisture-absorbing chemicals are to be effective.
Seal all openings. Use a waterproof, vapor proof material that is strong enough to resist puncture
damage.
(2) Store the unit in a building which is dry and which may be heated during winter months.
c) Long Time Storage
(1) To protect the GPU’s components, the complete unit should be packaged, using moisture proof
packaging and sealing material. Place containers of moisture-absorbing chemicals, such as silica
gel, in the unit before packaging.
(2) Store the unit in a building which is dry and which may be heated during winter months.
7) Preparation for Shipment
During long shipments, vibration, jolting, etc may loosen the GPU unit’s retaining hardware. Check this
hardware periodically during the shipment to make certain that retaining hardware is secure.
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