Piper Navajo Chieftain PA-31-350 Service Manual page 259

NAVAJO CHIEFTAIN SERVICE MANUAL
TABLE V-III. TROUBLESHOOTING CHART (SURFACE CONTROLS) (cont.)
Trouble
Cause
Remedy
ELEVATOR TRIM CONTROL SYSTEM
motion between
Cable tension too low.
Adjust cables
Lost
trim control wheel
and trim tab.
Trim control wheel
moves with excessive
resistance.
Cables not in place on
pulleys.
Broken pulley.
Linkage loose or worn.
System not lubricated
properly.
Cable tension too high.
Pulleys binding or rub-
bing.
Cables not in place on
pulleys.
Trim tab hinge binding.
Cables crossed or
routed incorrectly.
Install cables.
Replace pulley.
Check linkage and tight-
en or replace.
Lubricate system.
Adjust cables.
Replace binding pulleys.
Provide clearance be-
tween pulleys and
brackets.
Install cables.
Lubricate hinge. If
necessary, replace.
Check routing of control
cables.
SURFACE CONTROLS
Reissued: 9/23/80
1K19