DAVIS Vantage Pro ISS Retrofit Kit, Installation Instructions Manual, Page: 2 / 24

Page 2
ISS With Internally Mounted SIM
These are the procedures required to install the Fan-Aspirated ISS Retrofit Kit
on an ISS that has the SIM mounted inside the radiation shield. More detailed
directions are provided on the following pages.
1. Remove the ISS from its installed position.
2. Disconnect all cables from the old Sensor Interface Module (SIM) and
remove the SIM from the radiation shield.
3. Mount the new Temp/Hum module.
4. Re-assemble the radiation shield.
5. Locate and cut the rain collector cable.
6. Splice on the rain collector cable extension.
7. Connect sensor cables to the new SIM.
8. Power the SIM.
9. Decommission the Old SIM (Wireless models only).
10. Test Communication between the ISS and the console.
11. Mount the ISS and the SIM Housing.
12. Return the old SIM to Davis.
ISS With Externally Mounted SIM
These are the procedures required to install the Fan-Aspirated ISS Retrofit Kit in
an ISS that has the SIM mounted in an external housing. More detailed direc-
tions are provided on the following pages.
1. Remove the ISS from its installed position.
2. Open the radiation shield.
3. Mount the new Temp/Hum module.
4. Re-assemble the radiation shield.
5. Disconnect all cables from the old SIM.
6. Connect sensor cables to the new SIM.
7. Power the SIM.
8. Decommission the Old SIM (Wireless models only).
9. Test Communication between the ISS and the console.
10. Mount the ISS and the SIM Housing.
11. Return the old SIM to Davis.
ISS2 SPARS RetroKit D011.fm Page 2 Wednesday, April 23, 2003 11:26 AM