Engine air inlet plenum and screen secure and free from obstructions.
Entire engine for; loose bolts, loose or broken connections,
accessories for secure and broken or missing lockwire, accessible
areas for obvious damage, evidence of fuel and oil leaks.
Fuel and oil lines for chafing, kinking and evidence of leakage; fuel
line drain valve for leakage. Oil cooler and cooler fan for security
and obvious damage.
Engine mounts for distortion. Check attaching and support fitting
bolts for security. Check that adjustable mounts are secure and that
slippage marks are not disturbed.
N
1
and N
2
control linkage for free operation, full travel, security and
obvious damage.
Pilot’s and copilot’s throttle rigging checks at FULL OPEN,
GROUND IDLE and CUTOFF positions.
Fuel controls and compressor exterior for condition and security.
Firewall insulator panels for security and obvious damage.
Engine wiring harness leads for: burning, chafing, cracking;
connectors for looseness and broken or missing lockwire.
Main rotor transmission for secure, clean, and correct oil level;
replenish if low.
Check mast support bolts for security. Mast and mast base area clean
and free of debris. No obvious damage to mast base and mixer
bellcranks.
Handling, Servicing & Maint.
Schweizer RSG, LLC.
Model
269D
Helicopter
Pilot's Flight Manual
7-7
Reissued:
16
Jan 2019
Book 3.indd 169
8/4/19 1:25 PM
