TM5-2090-202-12&P
TM 2090-12&P/1A
Section V. UNIT TROUBLESHOOTING
3-11. TROUBLESHOOTING TABLE
Common malfunctions which may be found during the operation or maintenance of the boat cradle or its components are
listed below. You should perform the tests/inspections and corrective actions in the order listed. This manual cannot list
all malfunctions that may occur. If a malfunction is not corrected by the corrective actions listed, notify your superior.
Troubleshooting Table
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
DOLLY BINDS OR WILL NOT TRAVEL.
Step 1. Check the forward tie-down pin on the
transporter in accordance with TM 5-5420-209-
12.
a. If the pin is not released, release the pin in
accordance with TM5-5420-209-12.
b. If the pin is released, proceed to step 2.
Step 2. Check that the tie-down cables (1) are
removed.
a. If tie-down cables are not removed, remove cables in accordance with para. 2-5b.
b. If tie-down cables are removed proceed to Step 3.
Step 3. Check for debris wedged between dolly wheels and beams of wheels.
a. If debris is present, secure dolly in accordance with para. 2-7d and remove debris.
b. If debris is not present, proceed to Step 4.
Step 4. Check that the boom is raised about three feet.
a. If the boom is not elevated to three feet, raise the boom three feet in accordance with para. 2-7e.
b. If the boom is elevated three feet, proceed to Step 5.
Step 5. Check for seized dolly wheel.
a. If dolly wheel is seized, lubricate wheel.
b. If lubrication does not correct malfunction, remove and replace wheels as needed.
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