| Tweet |
Custom Search
|
|
|
||
 TM 55-1905-219-14-6
3-165.2. EXHAUST VALVE - MAINTENANCE INSTRUCTIONS (Continued).
LOCATION
ITEM
ACTION
REMARKS
ADJUSTMENT (Cont)
A complete valve bridge adjustment
is performed as follows:
a. Place the valve bridge
(8) in a vise and
loosen the locknut
(9) on the bridge
adjusting screw (7).
CAUTION
Loosening or tightening the locknut with the bridge
in place may result in a bent bridge guide or bent
rear valve stem.
b. Install in the valve
bridge (1) on the
valve bridge guide
(6).
c. While firmly pressing
straight down on the
pallet surface of the
valve bridge (8),
turn the adjusting
screw (7) clockwise
until it just touches
the valve stem.
Then, turn the screw
an additional 1/8 to
1/4 turn clockwise
and tighten locknut
(9) finger-tight.
d. Remove valve bridge
(1) and place in a
vise. Use a screw-
driver to keep the
adjustment screw (7)
from turning and
tighten the locknut
(9) to 20-25 lb.ft.
(27-34 Nm) torque.
3-2806
|
||
|
||
