Textron Bell 412, Maintenance Manual

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BHT-412-MM-2
5-00-00
26 FEB 2013 Rev. 16 Page 63 Export Classification C, ECCN EAR99
h. Overheat TEMP-PLATES for condition and security.
TEMP-PLATES must not show evidence of overtemperature
indication, deterioration, debonding, or excessive discoloration
of the epoxy overcoating.
Chapter 29 16. Hydraulic systems:
a. Hydraulic system 1 and 2 filter bypass indicator buttons
— not extended.
b. Collective and cyclic servoactuators for leaks,
corrosion, damage, and security.
c. Deleted.
d. Hydraulic system 1 and 2 valve and filter modules for
leaks, damage, and security.
e. Hydraulic system 1 and 2 lines, hoses, and fittings for
leaks, damage, chafing, kinking, and security.
17. Flight control tubes for condition, corrosion, and security.
FUSELAGE AFT OF CABIN LEFT AND RIGHT SIDE
Chapter 52 1. Avionics/electrical and heater compartment doors for
condition and security of attachment. Latches for proper
operation.
Chapter 53 2. Fuselage structure:
a. Avionics/electrical and heater compartments for
evidence of water entrapment.
b. Engine decks for condition and evidence of
delamination.
Chapter 96
Chapter 97 3. Avionics and electrical equipment for security and
condition.
Chapter 21 4. Heater compartment for cleanliness, condition, and
security of heating system components, wiring, ducts and
supports. Structure for damage and corrosion (including
connections and fasteners).
SCHEDULED INSPECTIONS
5-9. 25 HOUR/30 DAY INSPECTION — PART B (CONT)
DATA REFERENCE INSPECTION TASK DESCRIPTION
INITIAL
MECH OTHER