5-45 100-Hour / Annual Maintenance and Inspection [14 of 26 Pages]
INTERMEDIATE STAGE & SCROLL ASSEMBLY (continued)
Tailcone Attachment:
Inspect condition. Verify no cracks near fasteners attaching tailcone to upper frame.
Verify proper installation and security.
Upper Steel Tube Frame:
Inspect condition. Verify no nicks, scratches, dents, cracks, or corrosion. Verify
no chafing where wires, hoses, or clamps attach to frame. Examine each weld for
cracks with an inspection light and mirror.
CAUTION
Upper steel tube frame is fatigue loaded and therefore susceptible
to fatigue cracks. Inspect all joints thoroughly.
Antenna Wiring & Connectors:
Inspect condition. Verify no loose, chafed, frayed, or broken wires. Verify no
damaged connectors. Verify neatness, proper routing and installation, and security.
Check grommets for proper installation.
Fasteners & Torque Stripes:
Inspect condition. Verify proper installation and security of fasteners. Renew
deteriorated torque stripes per Figure 5-1.
Antennas:
Inspect condition. Verify no cracks where antennas mount to cowling. Verify security.
Close & Secure:
Verify foreign objects are removed. Verify equipment security. Verify cleanliness
of interior and of inspection and access doors and cowlings. Connect antenna leads
and ground wires, if installed. Install/close doors and cowlings removed in preceding
steps. Verify security.
ENGINE
Refer to RR300 Series OMM, and applicable engine component manufacturer’s maintenance
publications for service and inspection procedures.
Additional service and inspection intervals are specied in § 5-20.
NOTE
For engine-related matters, if there is a conflict between this
manual and Rolls-Royce instructions, Rolls-Royce instructions
take precedence. Notify RHC of discrepancy.
Inlet Plenum & Air Filter:
Inspect plenum condition. Verify no foreign object debris or loose items. Turn
battery switch on. Verify annunciator panel warning segment illuminates when
bypass doors are opened individually, then simultaneously. Turn battery switch off.
(Refer to § 5-40. Engine compressor rinse or chemical wash and air filter assembly
replacement, if required, to be accomplished prior to 100-hour inspection.)
Page 5.26 Chapter 5 Inspections MAY 2015
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