TM 5-5420-278-24&P
0018 00
0018 00-25
Table 1. Unit Preventive Maintenance Checks and Services for Ramp Bay (Contd).
ITEM TO
ITEM
CHECK/
EQUIPMENT NOT
NO.
INTERVAL
SERVICE
PROCEDURE
READY/AVAILABLE IF:
4
5
42
Semi-
Left front
annually
longitudinal
upper
coupling (4)
and receptacle
blocks (5)
NOTE
Receptacle consists of entire
housing (block) in which
connector is seated.
a. Inspect seams on welded insert blocks
for cracks or broken welds.
b. Inspect receptacle area for cracks,
broken welds, elongation, and deformation.
a. Cracks or broken
welds noted.
b. Cracks, broken
welds, elongation, or
deformation
prevents proper
seating of connector.
43
Semi-
Left front
annually
swivel hook
assembly (6),
indicator (8),
and bilge
plugs (7)
a. Inspect hook for structural damage.
b. Inspect to see if indicator is present.
c. Ensure bilge plugs are secured and not
cracked or broken.
a. Damage prevents
proper hook
operation.
c. Any plug is
missing, cracked, or
broken.
8
6
7
