Medrad ProVis Mark V, Service Manual

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Mark V ProVis Injection System
16 - 14
Injector Head
- Syringe Heat Maintainer
Syringe Heat
Maintainer
Removal 1. Remove unit power. Disconnect the injector head from the Injector
Unit and place upside down on a suitable work surface.
2. Remove the four bottom cover retainer screws, and remove cover.
3. Disconnect the P29/J29 syringe heat maintainer cable connector.
4. With the pin extractor, remove the white and black wires/pins from
the J29 connector. If a pin extractor is not available, use a small
blade screwdriver to depress the pin tangs, and pull the pin from
the connector. Retain the J29 connector housing for use in reas-
sembly.
5. Note the placement of the following parts for use in reassembly. If
there is a ferrite core on the cable, remove and retain for later use.
Unscrew and remove the strain relief from the front casting.
Remove strain relief from heater cable and retain for use in reas-
sembly. Push on the cable to expose the O-ring, then remove and
discard. Remove heater and cable from front casting, and discard.
Syringe Heat
Maintainer
Replacement 1. Install cable into front casting. Install replacement O-ring and
strain relief on cable sheath. Install the strain relief and tighten
securely.
NOTE : The heater cable sheath should protrude 1/8” to 1/4”
beyond the strain relief when properly positioned (see
Figure 16.1).
Figure 16.1: Syrige Heat Maintainer Cable and J29 Connector
2. Loop the wires through the ferrite core.