50-14 Operation
D20x22 Series II Navigator HDD
Rod Wiper - Install
Use rod wiper
(1)
to clean drill rod when drilling. Install rod wiper into rod wiper
holder
(2)
.
Entrance and Exit Sites - Prepare
If needed, dig entry and exit pits at the correct location and depth to correctly complete the bore.
WARNING:
Do not work in trench with unstable sides which could cave in. Specific
requirements for shoring or sloping trench walls are available from several sources,
including federal and state O.S.H.A. offices. Be sure to contact suitable authorities for
these requirements before working in the trench.
2
1