Figures 10 & 11
Garmin GPS
# 21221
Figure 12
Figure 13
Cable that includes force, EC and
optical connections
Optical sensor
Electrical Conductivity (EC) contacts
Garmin external GPS
Note: for model years 2018 and
newer this is not supplied as there
is an internal GPS source on the
V.Sense Controller
Power cable
#39985
This is used to power the
instrument from a vehicle (for
field use).
Note: Only use 5-amp fuse
2-8