Piper COMANCHE PA-24-180 Service Manual page 114

PIPER COMANCHE SERVICE MANUAL
FIGURE 4-6. DOOR LOCKING MECHANISM
PA-24-250. Serial Nos. 24-2844 to 24-3284
b.
Install lock assembly (5). using horizontal locator line. so the stop plate will contac^
(3) just before the rod (3) starts over the center. There should be a slight amount of free handle movement
at the locked position.
c.
Adjust the automatic lock so that arm (6) will engage the spring loaded pawl on (7). move the stop
plate into the locked position. and then free itself of the pawl in its rerhaining motion These actions are
accomplished during locking movement of the door handle.
d.
Before the door may be opened. buttotn (8) must be pulled up to allow the pawl on strap (7) to clear
arm (6) and return the lock to the unlocked position. Adjustment for this operation is made by bending
arm (6) and/or strap (7). it is important to note here that button (8) must be free of excess friction in the
rubber grommet.
e.
Now install rod (9) while the locking mechanism is in locked position. Adjustment should be made
so that the stop plate is completely unlocked before the forward tab on rod (9) engages plate (10). These
adjustments are made by bending the forward tab and secondary push rod on assembly (9).
4-41. Installation And Adjustment Of Door Locking Mechanism. (PA-24-250. Serial Nos. 24-3285 and
up, PA-24-260 and PA-24-400) (Refer to Figure 4-7.)
a.
Install the upper (I) and lower (2) latch assemblies.
b.
Install latch cable assembly (3) and connect the clevis rod end to the upper latch. Allow approx-
imately three threads of the cable end exposed from the clevis. tighten the lock nut.
c.
Lubricate and install latch plate (4). door lock release (7) and latch spring (5).
d.
Lubricate and install the door handle shaft-plate assembly (6). With the latch plate in locked position.
draw the door handle up and to the rear allowing the pawl of the handle-plate assembly (6) to catch the latch
plate (4) as shown in Figure 4-7.
STRUC
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ISSUED: 8/18/72
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