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TM 10-4930-246-13&P
Table2-1.1 OperatorPreventiveMaintenanceChecksandServicesfor D-1RNozzle
Location
Item
Interval
Item to Check/Service
Procedure
Not Fully Mission Capable If:
No.
1
Before
Unisex Disconnect
Check body for any deformation,
Any damage would interfere with
Assembly
cracks, or internal gouges.
installation or cause leaks.
Before
Check that face seal is in place
Face seal is missing or damaged.
and not damaged.
Before
Depress continuity ball on valve
Continuity ball does not pop back
seat and observe that ball pops
out.
back out. If ball does not pop back
out, the unisex coupling must be
replaced. Notify unit maintenance
Before
Check strainer for obstructions or
Strainer obstructed or torn.
tears.
UNISEX
DISCONNECT
ASSEMBLY
STRAINER
FACE SEAL
CONTINUITY
BALL
2
Before
Inlet Elbow
Check elbow and regulator for
Damaged enough to cause leaking
cracks.
or interfere with operation.
3
Before
Grounding Cable
Check that grounding cable,
Grounding cable, bonding plug
Assembly
bonding plug and grounding clamp and grounding clamp are broken
are in place and in good condition.
or missing.
4
Before
Handles
Check that handles are in place
Handles are missing or damaged
and in good condition.
enough to prevent operation.
2-12
Change 1
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