Textron Bell 212, Maintenance Manual

Page: 95 / 269

BHT-212-MM-1
5-00-00
Page 72
Rev. 14 26 JUN 2013 Export Classification C, ECCN EAR99
WARNING
THE CAUSE OF ANY DISCOLORATION SHALL BE
DETERMINED AND CORRECTED PRIOR TO
NEXT FLIGHT.
d. Flexible couplings and surrounding areas for grease
leakage, damage, corrosion, and evidence of overheat as
indicated by TEMP-PLATES or coupling discoloration. A change
in color of one or more of the red bordered TEMP-PLATE dots
from white/off-white to black indicates an overheat condition and
may require replacement of both outer and inner couplings
(
step e ).
e. Overheat TEMP-PLATES for condition and security.
TEMP-PLATES must not show evidence of over temperature
indication, deterioration, debonding, or excessive discoloration
of the epoxy overcoating.
Chapter 65 8. Intermediate gearbox:
a. Gearbox assembly for security, condition, corrosion,
damage, and oil leaking.
WARNING
THE CAUSE OF ANY DISCOLORATION SHALL BE
DETERMINED AND CORRECTED PRIOR TO
NEXT FLIGHT.
b. Input and output quill flexible couplings and surrounding
area for grease leakage, damage, corrosion, and evidence of
overheat as indicated by TEMP-PLATES or coupling
discoloration. A change in color of one or more of the red
bordered TEMP-PLATE dots from white/off-white to black
indicates an overheat condition and may require replacement of
both outer and inner couplings (
step c ).
SCHEDULED INSPECTIONS
5-12. 25 HOURS/30 DAYS — PART B (CONT)
DATA REFERENCE INSPECTION TASK DESCRIPTION
INITIAL
MECH OTHER