BELL HELICOPTER 430 Maintenance Manual page 49

5-14. 150 HOUR INSPECTION (CONT)
DATA REFERENCE
Chapter 96
Chapter 26
Chapter 29 and
Chapter 67
Chapter 65
Chapter 53
SCHEDULED INSPECTIONS
INSPECTION TASK DESCRIPTION
40. Remove the access panel from the aft electrical
compartment. Examine the condition of the electrical and
avionics components and make sure they are correctly
attached. Examine the electrical harnesses and cables for
frayed wires and loose or broken clamps and fasteners. (F4)
41. Remove the battery. Examine the vent lines for blockage or
damage. Clean the battery area before you install a serviceable
battery. (F4)
Examine inspection window(s) and sight glass(es)
for cracking and discoloration. If either of these
conditions are present the part must be removed and
replaced prior to returning helicopter for service.
42. Examine the left and right engine fire bottles. Make sure
they show the correct pressure. (F3/F4)
43. Remove the access panel from the bottom of the aft
fuselage. Examine the bellcrank and directional control
hydraulic actuator supports for corrosion and mechanical
damage. Examine the actuator for hydraulic leaks and worn
bearings. Make sure it is correctly attached. (F4)
44. Examine the hangar assemblies of the tail rotor driveshaft
for cracks at the mount ears, corrosion or mechanical damage.
Make sure they are correctly attached. Examine the bearings for
discoloration caused by an overheat condition. If applied, check
grease seal to bearing outer race index mark for alignment;
marks must be within 1/8 inch (3.2 mm) of each other. Examine
bearing for any obvious wear or damage and roughness. If any
doubt exists, proceed with inspection of the bearing for
roughness with driveshaft disconnected. (T1/T2)
45. Examine the tail rotor driveshaft coupling discs and the disc
at the tail rotor gearbox input quill for cracks that radiate from
the bolt holes, corrosion, wrinkles or other signs of overstress.
(T1/T2)
46. Examine auxiliary fins on the horizontal stabilizer for
damage. Make sure they are correctly attached. (T1/T2)
NOTE
26 JAN 2007 Rev. 15
BHT-430-MM-2
INITIAL
MECH OTHER
5-00-00
Page 19