TM 55-1520-240-23-5
6-84
REMOVE HYDRAULIC PUMP DRIVE SHAFT SEAL FROM AFT TRANSMISSION
6-84
INITIAL SETUP
Applicable Configurations:
All
Tools:
Aircraft Powertrain Tool Kit, NSN 5180-00-003-5267
Awl
Workstand
Self-Tapping Screw, No. 6 (2)
Materials:
Lockwire (E232)
Personnel Required:
Aircraft Powertrain Repairer
Equipment Condition:
Battery Disconnected (Task 1-39)
Electrical Power Off
Cargo Ramp Open and Level (Task 2-2)
Left or Right Baffle Under Aft Transmission Open
(Task 2-2)
Flight Control Hydraulic System Pump (Left Side) or
Utility Hydraulic System (Right Side) Removed
(Task 7-22 or 7-150)
NOTE
Remove pump drive shaft seal from
left or right side of transmission in
same way. Right side shown here.
1.
Remove retaining ring (1).
2.
Punch two holes (2), 180º apart, in metal casing
of seal (3). Use an awl.
3.
Screw a No. 6 self-tapping screw (4) securely in
each of two holes (2). Do not tighten head of
screw against seal (3).
6-322
