Piper COMANCHE PA-24-180 Service Manual page 122

PIPER COMANCHE SERVICE MANUAL
2.
The control arm must be connected between the stabilator trim tab horns and the trim tC
adjustment mechanism
3
Add weight links P N 81262 and or 21564 as necessary or decrease weight by drilling balanc
weight in designated area (Refer to Figure 4-7a )
4
Check the stabilator throughout its complete travel (trailing edge up. down. center. etc ). it
should not move from any position it is placed in when properly balanced
d
(PA-24-400) After complying with steps (a) (b) and both the NOTE and CAUTION proceed as
follows
I
Disconnect the tab control arm from the tab horn.
2
Align the tab and stabilator trailing edges Use a small piece of tape to hold tab in place
NOTE
Maximum acceptable tab trailing edge misalignment is 129 of an inch
I
3
Place a master check weight. P N 23541 (2 lbs 13 25
07
) on top of the stabilator balance
weight with the check weight tab facing aft (Refer to Figure 4-7a )
4
Balance the stabilator by installing balance weight plates. P N 23179 until it is completely
balanced The stabilator should not moxe from any position (trailing edge up. down. center. etc ) it ri
placed in when properly balanced.
5.
Evenlv distribute weights on both sides of the arm. remove master check weight and connect
controls.
e
(PA-24-250 and 260 with stabilator tip weights)
I
.evel the aircraft and set the trim tab in neutral position
2
The control arm must be connected between the stabilator trim tab horns and the trim tab
adjustment mechanism
3
Add weight links. P N 81262 and or 21564 as necessary or decrease weight by drilling
balance weight in the designated area (Refer to Figure 4-7a )
4
Check the stabilator throughout its complete travel (trailing edge up. down. center. etc ). it
should not move from any position it is placed in when properly balanced.
I
DIAL INDICATOR
FIGURE 4-7b. CHECKING STABILATOR FREE PLAY
STR UCTLT
REVISED: 4/10/81
IF2