MAIN TRANSMISSION HYDRAULIC PUMP SEAL REPLACEMENT continued
FLIGHT SAFETY PART
The main transmission is a flight safe-
ty part. Failure to follow maintenance
instructions may result in serious
injury or death of crewmembers
and/or serious damage to the
This task is typical for either primary or
utility pump seals.
a. Remove and discard hydraulic pump seal (1)
from transmission (2). Use seal removal/instal-
lation tool (Figure D-461, App D).
(1) Insert removal tool in seal (1). Use seal re-
moval/installation tool (Figure D-461, App D).
(2) Insert slide hammer in removal tool. Use seal
removal/installation tool (Figure D-461,
(3) Slide hammer aft contacting bolt head remov-
ing seal (1) from transmission (2).
(4) Discard seal (1).
a. Wipe removed and attaching parts with a
a. Check attachment area of seal for cracks.
GO TO NEXT PAGE