This manual introduces the T-REX 450 PLUS DFC helicopter, describing its design, safety considerations, and the importance of reading the guide before first flight. It covers required safety checks, battery handling, and recommended procedures for powering the transmitter and receiver.
Detailed sections explain part identification, servo installation, gyro and tail neutral adjustments, ESC and battery installation, canopy assembly, pitch and throttle settings, transmitter configuration, and troubleshooting. The document also includes a specifications sheet and contact information for Align dealers.
| Length | 634 mm |
|---|---|
| Height | 205 mm |
| Main Blade Length | 325 mm |
| Main Rotor Diameter | 715 mm |
| Tail Rotor Diameter | 158 mm |
| Motor Pinion Gear | 117 |
| Main Drive Gear | 121T |
| Autorotation Tail Drive Gear | 106T |
| Tail Drive Gear | 25T |
| Drive Gear Ratio | 1:11:4.24 |
Inspect the helicopter carefully, verify battery levels, ensure the throttle stick is at idle, check all screws, links, and servos for proper installation, and confirm the transmitter and receiver are powered in the correct order.
Use the Rudder Sensitivity Adjustment procedure to set the gain dial until the helicopter no longer exhibits tail hunting during flight tests.