Rohde & Schwarz M3SR Series 4100 - Fans - Removal and Installation; Removal of the Fans; Installation of the Fans; Fig. 5.18 Removing the Fans

R&S M3SR Series 4100 HF Transceivers Fans - Removal and Installation
6124.9007.82.01 5.28
5.13 Fans - Removal and Installation
5.13.1 Removal of the Fans
To remove the Fans from the R&S M3SR Series 4100 150 W HF Transceiver proceed as follows (see
also
Fig. 5.18):
1. Put the R&S M3SR Series 4100 150 W HF Transceiver upside down on a solid work top.
2. Remove the plastic protective caps and use a screw driver or angle-shaped screw driver to undo
and remove the four screws at each of the Fans.
3. Take the Fans carefully off to the rear.
4. Disconnect the Fan connecting cables at the DC power supply board.
Fig. 5.18 Removing the Fans
5.13.2 Installation of the Fans
To install a new Fan proceed as follows:
1. Install the Fans in reverse order of removal.
ICN-S4100-A-E11100-R-D0894-00128-A-01-1