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Replacing the Power Umbilical in the EXOGAL Comet Power Supply Upgrade
The cable is easily replaced by the user.
Unplug the power supply from the AC power and remove the DC plug from the back of the Comet.
The umbilical can be replaced by simply removing two screws from the back panel (cord side) of the
Power Supply and the screw located on the bottom of the unit. Pry off the rubber feet on the back panel
side of the bottom of the Power Supply. Be careful not to set the feet adhesive-side down on a piece of
paper or another porous surface!!
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Table of Contents
Related Manuals for Exogal Comet
Summary of Contents for Exogal Comet
- Page 1 The cable is easily replaced by the user. Unplug the power supply from the AC power and remove the DC plug from the back of the Comet. The umbilical can be replaced by simply removing two screws from the back panel (cord side) of the Power Supply and the screw located on the bottom of the unit.
- Page 2 ” Remove the screw in the center of the housing on the bottom of the Power Supply using a 1/16 Allen wrench. Using a 1/16” Allen wrench, loosen two set screws approximately 2-3 turns. It is not necessary to remove them completely. Pulling gently on the back panel, slide the power supply board out of the housing.
- Page 3 The terminal block is 3 positions, pin 1, towards the board edge, is Ground (GND). Pin 2 is unconnected and must be left unconnected. Pin 3 is the +15 VDC terminal. Loosen the Cable Gland by turning the knurled knob counter-clockwise until the cable slides freely. Using a small flat blade screwdriver, unscrew and loosen terminals 1 and 3 on the terminal block J101 to release the wires.
- Page 4 Pull the excess cable slowly back through the cable gland, leaving a small amount of slack as shown in the picture above. Tighten the cable gland to secure the cable. Prior to reassembly, ensure that the light pipe is firmly seated on the Power Supply board so that it will mate properly with the hole on the front panel.
- Page 5 Original Umbilical Parts List 5’ 3” Cable, Lapp Tannehill U302202 Oleflex, 22 AWG, 2 conductors. 5.5mm (outer conductor) x 2.1mm (inner conductor) x 10mm (connector length) DC Power Connector ¼”, 3 to 1 Heat Shrink Tubing (protects the cable from the cable gland)
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