TM 5-6675-312-14
5-9. GENERAL (cont)
b. This manual cannot list all possible malfunctions that may occur or all tests or inspections, and corrective
actions. If a malfunction is not listed, or is not corrected by listed corrective actions, you should notify higher
level maintenance.
5-10. TROUBLESHOOTING Table 5-1 lists the common malfunctions that you may find during the operation or
maintenance of the theodolite or its components. You should perform the tests/inspections and corrective actions in the
order listed.
NOTE
If you have a malfunction which is not listed in this table, notify the next higher level
of maintenance.
Table 5-1. Troubleshooting
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
THEODOLITE AND TRIBRACH ASSEMBLY
1. THEODOLITE AND TRIBRACH ASSEMBLY WILL NOT SEAT PROPERLY ON TRIPOD HEAD
Step 1. Check alinement of the central fixing screw. Restart central fixing screw (see fig. 2-5).
Step 2. Inspect tribrach assembly for defects. Replace a defective tribrach assembly (see fig. 2-1).
2. THEODOLITE AND TRIBRACH ASSEMBLY WILL NOT STAY ON LINE
Step 1. Check theodolite and tribrach assembly for leveling (fig. 2-21). Replace theodolite and tribrach
assembly.
5-3