Stryker Visum 300, Инструкции по сборке, эксплуатации и техническому обслуживанию

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6.7 Replacing the Transformer
Warning
Turn off the light and disconnect power from the unit before changing the transformer.
Perform the following steps to replace the transformer.
1. Remove the light head and spring arm assembly according to the “Removing the Light Head” and
“Removing the Extension Arm with the Spring Arm” procedures in the Stryker VISUM® 300 Ceiling-
Mounted Exam Light Installation, Operations, and Maintenance Manual.
2. Remove the ceiling cover and the sheet metal enclosure
from the ceiling.
3. Have an electrician power down the room and disconnect
the power cord at the flange.
4. Tape up the end of the black cable (shown) so that the
loose wires are not spread out, and attach a string to the
end of the black cable (for pulling the cable back through
the down tube later in this procedure).
Warning
An electrician must power down the room and unterminate the power cord at the flange.
5. Remove the three “hex” screws holding the commutator
assembly in the down tube.
6. Make sure all wiring has been disconnected from the
transformer.