TM 5-3820-276-10-1
0007
Table 7.
Tophead Breakout Wrench Switch - WWDR.
1
WWDS00076
Figure 7.
Tophead Breakout Wrench Switch - WWDR.
Key
Control/Indicator
Function
1.
Foot Switch
Used to break the joint between the tophead spindle and the drill rod or to
ensure the joint is tight between the tophead spindle and the drill rod.
02/13/2013root(ctrlindwp)wpno(O10002)