TM 9-2320-366-34-3
c. Dynamic Test.
NOTE
Dynamic test is performed with a test load of
100% of crane rated load on Range Diagram
for this boom extension and radius.
The
overload protection system should not
prevent lifting of this test weight.
(1) Position boom (1) approximately 20 for a load radius of
14 feet, 0 inches.
(2) Connect 10000 lb test weight (2) to crane hook (3).
(3) Raise test weight (2) approximately 18 inches with hoist
(4).
(4) Record dimension A, distance test weight (2) is from
ground.
(5) Record dimension B, extension length of jack cylinders
(5).
(6) Shut down engine (TM 9-2320-366-10-1).
(7) Allow crane to remain undisturbed for 30 minutes.
NOTE
Maximum allowable drift of jack cylinders and
test weight is one inch in 30 minutes.
(8) Measure distance test weight (2) is from ground.
(9) Measure extension length of jack cylinders (5).
(10) Start engine (TM 9-2320-366-10-1).
(11) Rotate test weight (2) to left and right and back to center
line.
(12) Lower test weight (2) to ground with hoist (4).
(13) Disconnect 10000 lb test weight (2) from crane hook (3).
d. Follow-On Maintenance
Stow MHC (TM 9-2320-366-10-2).
End of Test.
Change 1
16-345
