DIFFERENCES BETWEEN MAIN AND RESERVE PARACHUTE ASSEMBLIES

TM 10-1670-287-23&P 0002 00 0002 00-13 12. Reserve Deployment System. The reserve deployment system consists of items shown below. The reserve pilot chute has a 7-inch diameter crown and a 19-inch spiral spring, and is covered with a combination of Type I nylon and large hole nylon mesh fabric. A 2-inch wide by 18-foot bridle line is attached to the reserve pilot chute and deployment bag. The deployment bag constructed of nylon cloth, measures 12 by 16-inches. The mouth of the bag has a channel for an elastic safety stow loop and grommets for locking the bag closed. The suspension lines are stowed in the suspension line retention pocket. DIFFERENCES BETWEEN MAIN AND RESERVE PARACHUTE ASSEMBLIES The ram air parachute system consists of a main and reserve parachute mounted in tandem on the back of the parachutist. The differences between the main and reserve assemblies are as follows: 1. The main and reserve deployment systems are different and are described in items 2. and 11., above. 2. The main parachute may be deployed by a ripcord or by an Automatic Ripcord Release (ARR). 3. The reserve parachute may be deployed by ripcord, a left main riser actuated reserve static line, or by the ARR. 4. The main risers have excess control line keepers, toggle keepers and control line guide rings; the reserve risers have excess control line keepers and the control line guide rings only. 5. There is an 8-inch difference in control line length. The main canopy control lines are longer than the reserve canopy control lines. 6. The main ripcord has a single locking pin the reserve ripcord has two locking pins. Reserve Pilot Chute Reserve Bridle Line Deployment Assist Pocket Deployment Assist Pocket Reserve Elastic Safety Stow Loops Reserve Deployment Bag