TM 5-6675-312-14
Key
Control or Indicator
Function
1
Circular compass assembly safety catch
Secures compass assembly to theodolite.
2
Spring loaded knob
When released, lifts and clamps pivot
so that pivot will not be damaged during
transit.
3
Clamp assembly
Used to lock compass housing at desired
amount of declination.
4
Compass housing
Used to select compass heading.
5
Eyepiece assembly
Used for viewing compass heading.
6
Metal circle
Indicates declination.
7
Circular compass assembly locking screw
Secures circular compass assembly to
theodolite.
56675-312-14/2-2
Figure 2-2. Circular compass assembly controls and indicators
2-4
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