User Manual

Table Of Contents
Chapter 13 - Sprague GPR Configuration and Waterproofing Landis+Gyr
78 98-1135 Rev AA Installation Guide
1. Liberally apply Dow Corning 4 Compound (“the compound”) to the GPR Pulse Input and
Battery circuit board connectors as shown in Figure 11 - 6 and Figure 11 - 7. A tapered nozzle is
not provided with the compound. It may be applied directly from the tube opening if a nozzle is
not available. Refer to Appendix E
, GPR Connection Water Proofing Materials, for information
on ordering nozzles.
Figure 13 - 2. Apply the Compound to the Battery Connector
Figure 13 - 3. Apply the Compound to the GPR Pulse Input Connector
2. Force the compound between the connector pins with a cotton tipped swab or other suitable
applicator as shown in Figure 11 - 8.
Figure 13 - 4. Force the Compound between Connector Pins
3. Liberally apply the compound to the connectors of the GPR Pulse Input and Battery Interface
cables. Force the compound into ALL holes and cover ALL electrical contacts, as shown in the
following photos.
GPR Pulse Input
Connector
Battery Connection