Vaisala Optimus OPT100 Installation Manual page 27

10. Connect both oil lines to the fittings on the DGA monitor. Use the supplied adapters
(delivered in a separate bag) and read their instructions for use before making the
connections.
a. Insert the nut of the adapter over the oil pipe.
b. Insert the two ferrules over the pipe. Make sure they are in the order and orientation
shown below.
c. Push the pipe into the fitting on the DGA monitor and rotate the nut finger-tight.
d. Mark the nut position.
e. Hold the base of the oil fitting with a second wrench to keep it from turning when
tightening.
f. Tighten the nut 1 1/4 turns with a wrench.
If you are not using the recommended oil pipe size, install adapters into the
oil connections first. Then connect the oil pipe to the adapter.
1
2
3
4
5
11. Install pipe supports where necessary to support the pipe mechanically. The pipe should
be supported at least every two meters (six feet).
12. If necessary due to cold climate, install insulation over the oil pipes.
Chapter 3 – Mechanical Installation
1 Oil fitting on the DGA monitor
2 Front ferrule
3 Back ferrule
4 Nut of the adapter
5 Oil pipe
25