TM 5-6675-307-14
Table 5-2. Troubleshooting
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
TRIPOD AND THEODOLITE
1. TRIPOD LEGS WILL NOT LOCK IN POSITION
Inspect to see if leg clamping screws are loose.
Tighten or replace screws.
2. THEODOLITE WILL NOT SEAT PROPERLY ON TRIPOD HEAD
Step 1. Check alignment of the central fixing screw.
Restart central fixing screw.
Step 2. Inspect tribrach assembly for defects
Repair or replace defective tribrach (para 6-3).
3. FOOTSCREWS TOO TIGHT OR TOO LOOSE
Check for footscrews out of adjustment.
Adjust footscrews.
4. CIRCULAR LEVEL BUBBLE DOES NOT STAY IN CENTER OF CIRCLE
Step 1. Check for circular level out of adjustment.
Step 2. Check for circular level defects.
Repair or replace circular level.
NOTE: VIEW SHOWN IS LOOKING DOWN ON CIRCULAR LEVEL
Figure 5-1. Circular level adjustment.
5-2