Stabilator Trim Rigging And Adjustment - Piper PA-32R-301 SARATOGA SP Maintenance Manual

STABILATOR CONTROL SYSTEM (cont.)
F Stabilator Trim Rigging and Adjustment (Refer to Figure 25.)
(1) Level the airplane. (Refer to Leveling, Chapter 8.)
(2) Check for proper stabilator trim cable tension as given in Figure 20. If cables were disconnected,
rotate trim control wheel several times to allow cables to seat and recheck tension.
BUBBLE PROTRACTOR
(3) Secure stabilator in neutral position. Refer to 23-30-00, paragraph D, (1), (b).
(4) Turn trim control wheel until aft end of turnbuckle of right trim cable is approximately two inches
forward of double pulleys at top of rear bulkhead.
(5) Check that trim screw is turned down until cotter pin stop in top of screw is contacting plate on
horizontal support rib of trim assembly.
(a) If stop is not contacting plate, and links between the screw and trim control arm are not
disconnected, disconnect the two by removing nut, washers and bolt.
(b) With turnbuckle still two inches from pulley, turn screw down until pin contacts plate.
(6) Check rod end on tab actuating arm for approximately six threads forward of jam nut.
(7) Connect links to trim screw and secure with bolt, washers and nut.
(8) Turn the trim wheel until trim tab streamlines with neutral stabilator.
(9) Check bubble of protractor over neutral tab; then check tab travels specified in Figure 19. Degree
of travel on protractor is determined by taking difference between protractor reading at neutral
and up position, and neutral and down. With airplane level, bubble must be centered at each read-
ing. To obtain correct travel:
(a) Disconnect links at actuating arm rod end.
(b) Turn rod end in or out, as required.
(c) Connect links to actuating arm rod end.
(d) Secure jam nut on actuating arm rod link
(10) Turn trim wheel full travel. Check for turnbuckle clearance and location of tab indicator.
PIPER AIRCRAFT
PA-32R-301/301T
MAINTENANCE MANUAL
REFER TO CHAPTER 95
Stabilator Rigging Tool
Figure 25
2C17
TOOL
Reissued: July 1, 1993
27-30-00
Page 27-43