1I17
TABLE VI-III. HYDRAULIC SYSTEM TROUBLESHOOTING (cont)
* Landing gear fails to * Manual control rod * Form the rod to allow
operate at required between override clearance through fill
speeds. (Gear up at lever (manual ex- fore and aft travel.
103 KIAS for PA-28R- truder) and rear
201T or 95 KIAS for seat rubbing or
PA-28R-201, gear chafing on spar web
down at 78 KIAS for where rod passes
PA-28R-201T or 75 beneath the spar.
KIAS forPA-28R-201.
* Friction or tight * Clean, free and lubricate
connection at any all pivot points.
of the attachment
points (pivot points)
of the override lever
or actuator arm.
* Binding of diaphragm * Clean all moving parts.
shaft caused by build
up of sand or dirt.
* Landing gear will not * Restriction in pressure * Disconnect hoses at
retract after selecting head of gear back-up back-up extender and
up at an airspeed above extender actuator. clean out hoses and
actuator speed. (Also head.
upon trying to override
it is found that only with
a steady pressure can the
override be activated.
After gear does retract
and the override lever
(manual extender) is
relaxed (approximately
11 to 15 seconds) the
gear will fall free.)
* Applies only to airplanes that are in compliance with Part II of Service Bulletin 866A and the back-up
gear extension system is operational.
Trouble Cause Remedy
Revised: 2/13/89
CHEROKEE ARROW III SERVICE MANUAL
HYDRAULIC SYSTEM
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