UNLOCKED POSITION
PRIMARY
LOCK RELEASE
HANDLE
SECONDARY
LOCK RELEASE
HANDLE
FIFTH
WHEEL
Figure 1. Fifth Wheel Primary and Secondary Lock Release Handles.
2. Clean fifth wheel to remove any built-up debris.
CONDITION/INDICATION
Has dirt, ice, snow, or other debris built up on fifth wheel?
DECISION
No - Test 2 - Is fifth wheel secondary lock release handle in unlocked position?
Yes - Test 6 - Does fifth wheel unlock?
TEST 2 - Is fifth wheel secondary lock release handle in unlocked position?
NOTE
It may be necessary to set trailer brakes and move HET Tractor backward
slightly to relieve pressure on locking mechanism.
Ensure fifth wheel secondary lock release handle (WP 0023) is in unlocked position.
TM 9-2320-360-10 0095
0095-2
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