Nose Wheel Steering System; Steering Rod Assembly; Nose Wheel Steering Adjustment; Brake System - Cessna 150 STANDARD Service Manual

5-41. NOSE WHEEL STEERING SYSTEM. Nose
wheel steering is accomplished through the use of
the rudder pedals. Spring-loaded steering rod assem-
blies connect the nose gear steering collar to arms
5-43. NOSE WHEEL STEERING ADJUSTMENT.
Since the nose wheel steering and rudder system are
interconnected, adjustment to one system may affect
on the rudder bars. Steering is afforded up to
approximately 10 degrees each side of neutral, after
which brakes may be used to gain a maximum de-
flection of 30 degrees right or left of center. A
flexible boot seals the fuselage entrance of the steer-
ing rod assembly.
the other system. Section 10 of this manual contains
rigging instructions for the rudder system as well as
the nose wheel steering system.
5-44. BRAKE SYSTEM.
5-42. STEERING ROD ASSEMBLY. The steering
rod assembly is spring-loaded and should not be
disassembled internally. The steering rods are
connected by a clevis to the rod ends extending from
the nose gear steering collar and to an arm on the
rudder pedal crossbars,
5-45. GENERAL DESCRIPTION. The hydrauliC
brake system consists of two master cylinders, lo-
cated just forward of the pilot rudder pedals, brake
lines and hose connecting each master cylinder to its
wheel brake cylinder, and the single-disc, floating-
cylinder type brake assembly, located at each main
landing gear wheel.
5-46. TROUBLE SHOOTING.
TROUBLE PROBABLE CAUSE
REMEDY
DRAGGING BRAKES. Brake pedal binding.
Check and adjust properly.
Parking brake linkage holding
Check and adjust properly.
brake pedal down.
Worn or broken piston return Repair or install a new
spring. (In master cylinder.)
cylinder.
Insufficient clearance at Lock- Adjust as shown in figure 5-12.
O-Seal or incorrect adjustment
of cylinder overall length.
Restriction in hydraulic lines
Drain brake line and clear the
or restriction in compensating
inside of the brake line with
port in master brake cylinder.
filtered compressed air.
If
cleaning the lines fails to give
satisfactory results, the master
cylinder may be faulty and
should be repaired.
Worn, scored, or warped Install new disc and brake
brake disc.
linings.
Damaged or accumulated
Clean and repair or install
dirt restricting free move-
new parts as necessary.
ment of wheel brake parts.
BRAKES FAIL TO OPERATE. Leak in system.
If
brake master cylinders or
wheel cylinder assemblies are
leaking, repair or install new
parts.
Air in system.
Bleed system.
Lack of fluid in master cylinders. Fill and bleed system.
Master cylinder defective.
Repair or install new parts.
5-24 Change 3