Piper Navajo Chieftain PA-31-350 Service Manual page 229

NAVAJO CHIEFTAIN SERVICE MANUAL
3.
Tighten the arm clamping screw (30) in such a way that moving the arm (22) will rotate the
sender shaft (21). but the arm will slip on the shaft if the shaft is securely held.
4.
Connect the linkage rod (15) to the tab on the flap using the rod attachment bushing (16)
and screw with nylon insert. The rod should extend through the bushing (16) and screw with nylon insert.
The rod should extend through the bushing .12 of an inch.
5.
Adjust the flaps to an extended setting as given in Table V-ll by bending the flap position
actuator arm to actuate the down limit switch (20). Tighten the jam nut.
6.
Run the flap up to a near retracted position. Make a full extension run to insure that the
momentum of flap going down and tightening of the jam nut has not moved the flap setting from the
setting tolerance.
CAUTION
Flaps must stop prior to making contact with the flap travel stops
installed per Kit 764 396.
7.
Adjustment of the up limit switch (25) is accomplished in the same manner except that the
flaps should be stopped in the retracted position just as the flap rollers approach the end of track slots.
(Approximately 1/16 of an inch on the closest roller both flaps.)
d.
Check adjustment of the flap position indicator.
e.
Refer to Section III, Paragraph 3-10 for information on reduction of friction or Paragraph 3-11
for wing flap motor no load RPM check if operational problems exist in the flap system.
f.
Flexible shaft assemblies disconnected from transmissions or from flap motor necessitates a
check of the clearance between the inner cable and outer cable sheath with the transmission end of the
cable connected per Paragraph 5-63.
g.
Check that all necessary bolts are safetied, clamps secured and access plates installed.
NOTE
After rigging
Figure 5-20.
flaps, gap "A" shall not exceed .73 inches. (Refer to
SURFACE CONTROLS
Revised: 10/5/83
Effectivity
DIKES
1J13