TM 55-2840-231-23
9-2.
Anti-Icing Valve Poppet Seat - Replacement
INITIAL SETUP
Applicable Configuration
All
ANTI-ICING VALVE/
1. Poppet Seat
Replace teflon poppet seat
as follows:
a. Remove cotter pin (6),
washer (5) and pin (3).
Detach actuating lever (2)
from valve. Discard cotter
pin.
b. Remove lockwire and
unscrew poppet guide
(4) from valve body (11).
Separate poppet (8) from
the body.
c. Remove screw (10) and
separate poppet seat (9)
from the poppet.
d. Install replacement
poppet seat (9). Retain
the seat with screw (10).
Stake screw securely as
shown in figure.
9-2