5-45 100-Hour / Annual Inspection (continued)
ENGINE (continued)
Engine Mounts:
Inspect condition. Verify no cracks or corrosion in engine mount weldment. Verify
safety wire and security of mounting bolts.
Lower 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.
Condenser and Fan Assemblies (Air Conditioning; if installed):
Inspect condition. Verify security of fans, box assembly, condenser, and firewall
supports. Verify security of desiccant cap.
Refrigerant Line Assemblies (Air Conditioning; if installed):
Inspect condition. Verify security, no damage, and clearance to adjacent structure.
Wiring:
Inspect condition. Verify no loose, chafed, or broken wires or terminals. Check for
heat or fluid damage. Verify neatness, proper routing and installation, and security.
Fasteners & Torque Stripes:
Inspect condition. Verify proper installation and security of fasteners. Renew
deteriorated torque stripes per Figure 5-1.
Close & Secure:
Verify foreign objects are removed. Verify equipment security. Verify cleanliness of
interior and of cover or cowling. Install/close inspection covers or cowlings removed
in preceding steps. Verify security.
JUL 2020 Chapter 5 Inspections Page 5.28A
To Next Page
