Indexing Inside Handle; Installation Of Lock Assembly On Latch Assembly - Cessna T182 Series Service Manual

MODEL 182 & T182 SERIES SERVICE MANUAL
on the rear doorpost. Pushing the exterior handle
flush with the fuselage skin. The push rod assembly,
attached to the latch bolt/pull bar assembly, moves
guide in the door into the upper aft door sill receptacle.
Close door carefully after adjustment and The interior door handle has now moved from approxi-
check clearance between bolt and door jamb mately 15
°
aft of vertical to approximately 45
°
forward
and clutch engagement. of vertical. Pushing the interior handle to the horizon-
tal position, flush with the arm rest, will overcenter
3-32. INDEXING INSIDE HANDLE. (Thru 18267715.) the door latch, securing the door for flight. The ca-
(See figure 3-4.)
When inside door handle is removed, bin door latch assembly also incorporates a locking
reinstall in relation to position of bolt (2), which is
arm and locking pin, used with a key lock to secure
spring-loaded to CLOSE position. Index inside handle the aircraft after use.
With the cabin door closed,
in accordance with the following procedures.
and the exterior latch handle flush, actuating the
a.
Temporarily install handle (14) on shaft assem-
key lock drives the locking pin into the exterior latch
bly (18) approximately vertical.
handle, locking the aircraft.
It is important to note
b. Move handle (14) back and forth until handle cen-
that since the cabin door latch assembly and the
ters in spring-loaded position.
interior handle fase plate assembly are directly con-
c. Without rotating shaft assembly (18), remove
nected by the push rod assembly, that any amount of
handle and install door upholstery panel with door
force applied t o the outside handle is subsequently
handle OPEN-CLOSE placard in place.
applied to the inside handle. If the push rod assembly
d. Ensure CLOSE index is at top.
is not properly adjusted, it is possible to lock one's
e. Install handle (14) to align with CLOSE index on
self out of the aircraft by applying too much force to
placard.
the exterior handle when closing the cabin door.
f. Ensure bolt (2) clears doorpost and teeth engage
Therefore, it is important to adhere to all of the
clutch gear when handle (14) is in CLOSE position.
rigging and adjustment specifications pertaining to
The inside door handle fits into the arm rest when it
the preload forces of the interior door handle. Refer
is moved to the locked position. Install the handle on
to the rigging and adjusting procedures in the follow-
the serated shaft so that the forward end on the handle
ing paragraphs.
is
8 °
15' above the centerline of the handle shaft when
in the locked position. A small amount of adjustment 3-35.
INSTALLATION, RIGGING AND ADJUSTMENT
can be accomplished by loosening the shaft mounting PROCEDURES.
(Beginning with 18267716.) (See
bolts, and moving screw (28) in the slot to raise or figure 3-5. )
lower forward end of the handle.
3-36.
INSTALLATION OF LOCK ASSEMBLY ON
3-33. DOOR LATCHES. (Beginning with 18267716.) LATCH ASSEMBLY. (Beginning with 18267716 and
(See figure 3-5.) T18267717.)
(See figure 3-5.)
a. Assemble locking arm (2) with pin assembly (5)
3-34. DESCRIPTION. The cabin door latch consists by placing one washer (4) on each side of locking
of a two-piece nylon latch base, exterior handle, arm (2). Swage pin (5) so that there is a minimal
spring-loaded latch bolt/pull-bar assembly, and a amount of looseness between parts.
Cut excessive
spring-loaded catch/trigger pin assembly.
The in- material from pin (5).
terior handle base plate assembly is directly connec- b. Place pin (5) in 1/8-inch hole of base assembly
ted to the cabin door latch by means of an adjustable
(22).
push rod assembly. This push rod assembly has two c. Align . 099-inch hole of locking arm (2) with
clamps attached, 180
°
apart on the main rod. These .094-inch hole in latch base (22) and install pin.
clamps are used to operate a cable assembly that
d. Assemble cam assembly (24) to locking arm
drives a cable pin from the upper aft end of the cabin (2). Cam should be on latch side of locking arm.
door into the aft upper door sill, When the cabin door
Use 3 washers (25) between cam and locking arm.
is open, the door latch exterior handle should be ex-
tended (out), held in this position by means of the
3-37. INSTALLATION OF LOCK ASSEMBLY.
spring-loaded latch catch engaged with the latch bolt
(Beginning with 18267716.) (See figure 3-5. )
through the beveled hole in the bolt. The push rod
assembly will be moved forward, and the attached NOTE
cable assembly will be retracted from the upper door
sill with the cable pin recessed in the pin guide, lo-
Install with in position
cated in the upper aft corner of the door. The interior Install with latch in CLOSE position.
handle, being directly connected by means of the push
rod, will be moved approximately 15° aft of the a.
Install latch assembly between door pan and door
rod, will be moved approximately 15
°
aft of the
vertical position. Closing the cabin door drives the
trigger pin over the nylon actuator attached to the b. Cable
assembly should be forward of latch base
cover plate, located on the rear doorpost. As the attach plate and inboardof latch base cup.
trigger pin is driven forward, it disengages the latch c. Extend latch handle through cutout in door
catch from the latch bolt. The extended extension
This will pull latch bolt back far enough to allow
springs, attached to the latch handle and bolt/pull bar latch to fall into place.
assembly, compress, pulling the latch handle in, and d. Push latch assembly aft so that bolt (12) and push
assembly, compress, pulling the latch handle in, and respective holes.
driving the latch bolt over the latch striker, located
rod (13) extend through the respective holes.
3-9