Piper Navajo PA-31 Service Manual page 263

PIPER NAVAJO SERVICE MANUAL
TABLE V-II. TROUBLESHOOTING CHART (CONTROL SURFACES)
Trouble
Cause Remedy
AILERON CONTROL SYSTEM
Lost motion between
control wheel and
aileron.
Cable tension too low. Adjust cable tension.
(Refer to Paragraph
5-12.)
Linkage loose or worn.
Broken pulley.
Cables not in place on
pulleys.
Check linkage and tight-
en or replace.
Replace pulley.
Install cables correctly.
Check cable guards.
Resistance to control
wheel rotation.
System not lubricated
properly.
Lubricate system.
Cable tension too high.
Control column hori-
zontal chain improperly
adjusted.
Pulleys binding or rub-
bing.
Cables not in place on
pulleys.
Bent aileron and/or
hinge
Cables crossed or
routed incorrectly.
Adjust cable tension.
(Refer to Paragraph
5-12.)
Adjust chain tension.
(Refer to Paragraph
5 -6.)
Replace binding pulleys
and/or provide clear-
ance between pulleys
and brackets.
Install cables correctly.
Check cable guards.
Repair or replace aile-
ron and/or hinge.
Check routing of con-
trol cables.
SURFACE CONTROLS
Reissued: 10/12/79
1K23