1I13
TABLE VI-III. HYDRAULIC SYSTEM TROUBLESHOOTING (cont)
Landing gear retraction § Hydraulic Fluid in § Fill reservoir with
extremely slow. reservoir below hydraulic fluid.
operating level.
§ Restriction in hydraulic § Isolate and check
lines. hydraulic lines.
§ Shuttle valve sticking § Check cause.
in pump base.
Pump stops during gear § Landing gear actuator § Reset circuit breaker
retraction. circuit breaker opens. and determine cause
for overload.
§ Landing gear selector § Reset circuit breaker
circuit breaker opens. and determine cause
for overload.
§ Pressure switch out § Remove and readjust
of adjustment or replace switch.
§ Mechanical restriction § Place airplane on jacks
or obstruction in hy- and run retraction
draulic system to allow check. Isolate and
pressure to build up and determine cause.
shut off pump before
gear has retracted.
§ Shuttle valve sticking § Check cause.
in pump base.
Pump stops during gear § Landing gear actuator § Reset circuit breaker
extension. circuit breaker opens. and determine cause
for overload.
§ Landing gear selector § Reset circuit breaker
circuit breaker opens. and determine cause
for overload.
§ Applies to all airplanes.
Trouble Cause Remedy
Revised: 2/13/89
CHEROKEE ARROW III SERVICE MANUAL
HYDRAULIC SYSTEM
To Next Page
Loading...
