S46T Microwave Switch System High Performance Relay Installation Guide
PA-913 Rev. B / December 2019
3
Installation
Turn off the power and disconnect the line cord before installing the new relays. Failure to
turn off the power and disconnect the line cord before installing the relays may result in
personal injury or death due to electric shock.
Before installing the relays, remove the screws that secure the S46 top cover, and remove the cover.
To find the applicable installation procedure for your specific kit, refer to the
(on page 1) section.
SPDT relay 1 through 8 installation
To install the SPDT relays 1 through 8
1. Reference the following figure and remove the six screws that secure the SPDT relay mounting brackets to
the S46T chassis.
2. Remove the SPDT assembly from the front panel.
Figure 1: SPDT relay mounting bracket
3. Reference the following figure and remove the two screws holding the relay spacers in the relay column
containing the desired relay installation location.
4. Loosen the remaining four SPDT screws to facilitate second and third row installation.
5. For terminated relays, replace the spacer in the desired location with the relay. Refer to the inset in the
following figure and locate the Terminated SPDT relay installation.
For unterminated relays, replace the spacer in the desired location with the relay and an S40-SE05-307
spacer. Refer to the inset in the following figure and locate the Unterminated SPDT relay installation.