TM 9-1240-401-34&P
Section VI. General Support Final Inspection Procedures
4-23. GENERAL
This section describes and illustrates the final inspection of the M145/M145A1 telescope mount. A final inspec-
a.
tion will be performed prior to returning the M145/M145A1 telescope mount to the using unit or to the supply sys-
tem.
b. If the M145/M145A1 telescope mount being inspected fails to meet the required standards, ensure all mainte-
nance authorized at the applicable level has been performed correctly. Then send the M145/M145A1 telescope
mount to the next higher level of maintenance.
4-24. M145/M145A1 TELESCOPE MOUNT FINAL INSPECTION AND ADJUSTMENT
This task covers:
Pitch level vial adjustment
a.
Setting up and adjusting the cross-leveling fixture h.
i.
Checking elevation handwheel running torque
Visual inspection
b.
Checking cross-level mechanism knob running
c.
Mounting M145/M145A1 telescope mount on
j.
torque
cross-leveling fixture
k.
Checking elevation correction knob running torque
Quadrant support assembly adjustment
d.
i.
Checking quadrant level knob running torque
Cross-level adjustment
e.
m.
Checking pitch knob running torque
f.
Pitch adjustment
Correction counter inspection
n.
Cant adjustment
g.
INITIAL SET-UP
.
Torque adapter (Item 3, appx F)
Test Equipment
Torque adapter (Item 4, appx F)
Adapter, fixture, with carrying case 5800953
Torque adapter (Item 5, appx F)
Collimating telescope (Item 23, appx F)
Torque adapter (Item 6, appx F)
Cross-leveling fixture (Item 11, appx F)
Torque adapter (Item 8, appx F)
Eccentric tool, fabricated (fig. C-2, appx C)
Torque wrench (in-oz) (item 35, appx F)
Eccentric tool, fabricated (fig. C-3, appx C)
Torque wrench (in-lb) (item 36, appx F)
Linkage assembly 11728173
Parts
Perpendicularity gage 10559200
Precision level (Item 20, appx F)
Shim stock (Item 19, appx B)
Rigidity test target (Fig. C-11, appx C)
Tape (Item 20, appx B)
References
TM 750-116
C-clamp (Item 10, appx F)
TM 9-2350-311-10
TM 9-2350-314-10
..
Purging kit (Item 22, appx F)
t Condition
M145/M145A1 telescope mount removed
from howitzer (TM 9-2350-311-20-2/
Tool Kit, Electronic System, Repair, Field Mainte-
TM 9-2350-314-20-2)
nance (SC5180-95-CL-B29) 5180-01-168-0487
4-48
