TM 55-1520-240-23-5
6-78
REMOVE AFT TRANSMISSION SUMP
6-78
INITIAL SETUP
Applicable Configurations:
All
Tools:
Aircraft Mechanic’s Tool Kit, NSN 5180-00-323-4692
Container, 14 Quart (3)
Materials:
None
Personnel Required:
Medium Helicopter Repairer
Equipment Condition:
Battery Disconnected (Task 1-39)
Electrical Power Off
Baffles Under Aft Transmission Open (Task 2-2)
Aft Transmission Drip Tray Removed (Task 2-3)
Cargo Ramp Open and Level (Task 2-2)
NOTE
Sump holds about 30 quarts of oil.
1.
Position container under sump (1).
2.
Push in drain valve (2), twist it, and pull. Let oil
drain into container. Push in valve, twist it, and
pull down to close.
3.
Remove nuts (3), washers (4), wire clamp plates
(5), and bolts (6) from three places at left and
forward edges of sump (1).
4.
Disconnect connector (7) from temperature
probe receptacle (8). Disconnect connector (9)
from chip detector receptacle (10). Secure wires
(11) above sump (1).
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