Главная Manuals FM 4-20.105-1 Airdrop of Supplies and Equipment: Dual Row Airdrop Systems (Volume, August 2006)
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Rigging M101A1 or M101A2, ¾-Ton Cargo Trailer with Accompanying Load on Dual Row Airdrop System
Platform
21
20
17
16
REAR
FRONT
22
12
16 Route a 30-foot lashing from clevis 12 through right rear ACS clevis from outside to inside,
rear to front and around the ACS 4- by 4-inch lumber and back to clevis 12.
17 Route a 30-foot lashing from clevis 22 through right rear ACS clevis from outside to inside,
front to rear and around the ACS 4- by 4-inch lumber and back to clevis 22.
18 Repeat steps 16 and 17 on the left side of load using clevises 12A and 22A (not shown).
19 Ensure that the ACS is straight and centered on the load. Load binders on both sides of the
load must be closed at the same time in the following sequence: 12 and 12A, 22 and 22A.
CAUTION
Ensure that the ACS is centered width-wise on the load.
20 Remove all slack from the slings. Tie a length of type III nylon cord around the 11-foot sling
and the ACS sling.
21 Tie a length of type III nylon cord around the 11-foot sling, behind all lashings, and the 4- by
4-inch lumber of the ACS and tie the ends together.
22 Repeat steps 20 and 21 on all slings (not shown).
Figure 6-26. Slings Installed and ACS Secured (Continued)
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
6-35
Chapter 6
INSTALLING OUTRIGGER ASSEMBLIES
6-13. Assemble, install, and safety tie the mast and foot assemblies on the DRAS platform according to
TM 10-1670-268-20&P/TO 13C7-52-22 and as shown in Chapter 2, Figures 2-42 through 2-44 and Figure
2-45 steps 1, 2, and 3.
STOWING CARGO PARACHUTES
6-14. Stow and restrain two G-11D cargo parachutes on top of the stowage platform as shown in Chapter 2
and as shown in Figure 6-27.
1
2
9
7
FRONT
1 Prepare and install two G-11D cargo parachutes on top of the stowage platform as shown
above and in Chapter 2.
2 Restrain the parachutes as shown in Chapter 2 using type VIII nylon webbing tied to
clevises 7, 7A, 9, and 9A.
Figure 6-27. Cargo Parachutes Stowed
6-36
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging M101A1 or M101A2, ¾-Ton Cargo Trailer with Accompanying Load on Dual Row Airdrop System
Platform
STOWING DEPLOYMENT PARACHUTE
6-15. Prepare, stow and install the deployment parachute according to Chapter 2, Section V and as shown
in Figure 6-28.
1
FRONT
1 Prepare, stow and install the deployment parachute according to Chapter 2, Section V and as
shown above.
Figure 6-28. Deployment Parachute Installed
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
6-37
Chapter 6
INSTALLING PARACHUTE RELEASE SYSTEM
6-16. Build an M-1 parachute release stack, and prepare and install an M-1 release system according to
Chapter 2, Section VI and as shown in Figure 6-29.
4
1
2
2
1 Cut three 20- by 20-inch pieces of honeycomb and glue together to form the M-1 release
parachute stack. Tape the top edges of the honeycomb. Center the stack and the M-1
release on the support stack against the rear ACS.
2 Attach riser extensions and suspension slings to the M-1 release.
Note. Remove the buffers from the ends of the suspension slings that attach to the M-1 release.
3 Group the riser extensions together and tie with type I, ¼-inch cotton webbing. Make three
ties. S-fold the slack in the front and rear suspension slings on top of front and rear ACS
according to Chapter 2 of this manual. Secure with type I, ¼-inch cotton webbing (not
shown).
4 Attach the arming wire and lanyard to a carrying handle on the parachute with three
alternating half hitches with a knot in the running end.
Figure 6-29. Parachute Release System Installed
6-38
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging M101A1 or M101A2, ¾-Ton Cargo Trailer with Accompanying Load on Dual Row Airdrop System
Platform
INSTALLING MAST RELEASE KNIVES
6-17. Install the mast release knives according to Chapter 2, Figure 2-45, Steps 4 through 10 and as shown
in Figure 6-30.
1
1
2
1 The length of the left and right ½-inch tubular nylon webbing from the base of the guillotine
knives to the lower suspension links of the M-1 release is 68 inches as shown in Steps 5
and 6 of Figure 2-45.
2 Tie a length of type III nylon cord to the left rear lifting shackle of the trailer and the right
top guillotine knife that measures 76 inches. Repeat for the right side of the trailer using
the left lower guillotine knife and the right rear lifting shackle as shown in Steps 9 and 10 of
Figure 2-45.
Note. All measurements are from knot to knot.
Figure 6-30. Mast Release Knives Installed
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
6-39
Chapter 6
MARKING RIGGED LOAD
6-18. Mark the rigged load according to Chapter 2, Section IX of this manual and as shown in Figure 6-31.
A Shipper’s Declaration for Dangerous Goods is required. If the load varies from the one shown, the
weight, height, CB, and parachute requirements must be recomputed.
EQUIPMENT REQUIRED
6-19. The equipment required to rig this load is listed in Table 6-1.
CAUTION
Make the final rigger inspection required by Chapter 2, Section IX
before the load leaves the rigging site.
RIGGED LOAD DATA
Weight: Load shown
8,062 pounds
M101A2
7,860 pounds
Maximum load allowed
8,999 pounds
Height
98 inches
Width
94 inches
Overall Length
216 inches
Overhang: Front
0 inches
Rear
0 inches
Center of Balance: M101A1 (from front edge of platform):
98 inches
M101A2
99 inches
Figure 6-31. M101A1, ¾-Ton Trailer and Accompanying Load Rigged on DRAS Platform
6-40
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging M101A1 or M101A2, ¾-Ton Cargo Trailer with Accompanying Load on Dual Row Airdrop System
Platform
Table 6-1. Equipment Required for Rigging M101A1, ¾-Ton Trailer and Accompanying Load
on DRAS Platform
National Stock Number
Item
Quantity
8040-00-273-8713
Adhesive paste, 1-gallon
As required
4020-00-240-2146
Cord, nylon, type III, 550-pound
As required
Clevis:
4030-00-090-5354
Large
5
4030-00-678-8562
Medium
4
1670-00-360-0328
Cover, clevis, large
2
8135-00-664-6958
Cushioning material, packaging, cellulose wadding
As required
8305-00-191-1101
Felt, ½-inch
As required
1670-01-493-6418
Link assembly, two-point, 3 ¾-inch
9
Lumber:
5510-00-220-6146
2- by 4-inch
As required
5510-00-220-6148
2- by 6-inch
As required
5510-00-220-6274
4- by 4-inch
As required
5530-00-618-8073
Plywood, ¾-inch
2 sheets
5315-00-010-4659
Nail, steel wire, common, 8d
As required
1670-00-753-3928
Pad, energy dissipating, honeycomb
20 sheets
1670-01-487-5461
Static line assembly release away
1
Parachute:
Cargo:
1670-01-016-7841
G-11D
2
1670-00-040-8135
Cargo extraction: 28-foot (deployment parachute)
1
Platform, dual row, 18-foot
1670-01-485-1654
Rail, DRAS
2
1670-01-486-1342
Roller Pad, DRAS
4
1670-01-486-1656
Panel Assembly, Main
9
1670-01-162-2372
Clevis assembly
46
1670-01-097-8816
Release, cargo parachute, M-1
1
Sling, cargo airdrop
For suspension:
1670-01-062-6310
11-foot (4-loop), type XXVI nylon webbing
4
1670-01-062-6306
3-foot (4-loop), type XXVI nylon webbing
8
For deployment:
1670-01-062-6306
3-foot (4-loop), type XXVI nylon webbing
1
For riser extension:
1670-01-062-6313
60-foot (3-loop), type XXVI nylon webbing
2
For ACS:
1670-01-063-7761
16-foot (2-loop), type XXVI nylon webbing
2
For lifting:
1670-01-062-6301
3-foot (2-loop), type XXVI nylon webbing
1
1670-01-062-6303
12-foot (2-loop), type XXVI nylon webbing
3
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
6-41
Chapter 6
Table 6-1. Equipment Required for Rigging M101A1, ¾-Ton Trailer and Accompanying Load
on DRAS Platform (Continued)
National Stock Number
Item
Quantity
1670-00-040-8219
Strap, parachute release, multicut
2
1670-00-937-0271
Knife release, cargo (guillotine)
6
1670-01-487-5464
Outrigger assembly
1
7510-00-266-5016
Tape, adhesive, 2-inch
As required
1670-00-937-0271
Tie-down assembly, 15-foot
60
1670-00-725-1437
Tie-down, cargo, aircraft, (CGU-1B)
5
Webbing:
8305-00-268-2411
Cotton, ¼-inch, type I
As required
Nylon:
8305-00-082-5752
Tubular, ½-inch
As required
8305-00-263-3591
Type VIII
As required
6-42
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Chapter 7
Rigging T200 Bobcat Compact Track Loader on Dual Row
Airdrop System Platform
SECTION I - T200 BOBCAT COMPACT TRACK LOADER
DESCRIPTION OF LOAD
7-1. The T200 Bobcat Compact Track Loader,
(Figure
7-1) with vibratory roller and
construction/industrial bucket is rigged on a DRAS airdrop platform. The T200 Bobcat Compact Track
Loader weighs 7,860 pounds. The vibratory roller weighs 1,880 pounds and the construction/industrial
bucket weighs 580 pounds. The T200 Bobcat Compact Track Loader is 106 inches long and 77 inches
wide. The height of the T200 Bobcat Compact Track Loader is 79 inches. The load, as shown, is rigged
with four G-11D cargo parachutes.
PREPARING PLATFORM
7-2. Inspect, or assemble and inspect, a DRAS platform with outrigger assemblies and outrigger platform
support weldments according to TM 10-1670-268-20&P and as shown in Figure 7-2.
Figure 7-1. T200 Bobcat Compact Loader
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
7-1
Chapter 7
CLEVISES
22A THROUGH 1 A
LEFT
REAR
FRONT
RIGHT
CLEVISES
22 THROUGH 1
Step:
1. Starting at the front of each platform side rail, install clevises on the bushings bolted on holes
2, 3, 4, 6 (triple), 7, 8, 10, 11, 12, 13, 15, 18, 19, 20, 22, 23, 24, 25, 26, 27, and 28.
2. Starting at the front of the platform, number the clevises 1 through 22 on the right side and 1A
through 22A on the left side.
3. Label the tiedown rings according to Figure 2-2.
Figure 7-2. Platform Prepared
7-2
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging T200 Bobcat Compact Track Loader on Dual Row Airdrop System Platform
BUILDING AND PLACING HONEYCOMB STACK
7-3. Prepare the honeycomb stacks for the loader as shown in Figure 7-3. Position the honeycomb stacks
as shown in Figure 7-4.
STACK 1
STACK 2
Stack
Pieces
Width
Length
Material
Instructions
Number
(inches)
(inches)
1
1
72
30
Honeycomb
Form base.
1
72
30
¾-inch
Center and glue to base.
Plywood
2
72
30
Honeycomb
Glue pieces together. Center and
glue on top of 72- by 30-inch plywood.
4
23
6
Honeycomb
Glue one piece flush on each corner
of the base.
2
7
18
57
Honeycomb
Glue all pieces to form the stack.
Figure 7-3. Honeycomb Stacks Prepared
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
7-3
Chapter 7
Note. An additional 10- by 32- by ¾-inch piece of plywood may be needed on stack 3 during
positioning.
STACK 3
REAR
STACK 4
Stack
Pieces
Width
Length
Material
Instructions
Number
(inches)
(inches)
3
2
32
24
Honeycomb
Glue to form base.
1
32
24
¾-inch
Center and glue to base.
Plywood
3
32
24
Honeycomb
Glue pieces together. Center and
glue on top of 32- by 24-inch plywood.
1
32
18
Honeycomb
Glue piece flush on the rear of base.
32
10
Honeycomb
Glue piece flush on the rear of base.
32
10
¾-inch
Glue piece flush on the rear of base
Plywood
4
3
77
34
Honeycomb
Glue all pieces together to form stack.
Figure 7-3. Honeycomb Stacks Prepared (Continued)
7-4
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging T200 Bobcat Compact Track Loader on Dual Row Airdrop System Platform
STACKS 5 AND 6
Stack
Pieces
Width
Length
Material
Instructions
Number
(inches)
(inches)
5 and 6
3
18
75
Honeycomb
Glue all pieces together to form the stack.
Figure 7-3. Honeycomb Stacks Prepared (Continued)
2
A2
B2
A1
B1
1
1 Route a 15-foot lashing through tie-down rings A1 and B1 from rear to front.
2 Route a 15-foot lashing through tie-down rings A2 and B2 from front to rear.
Figure 7-4. Lashings and Honeycomb Stacks Positioned
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
7-5
Chapter 7
Note. All dimensions are given in inches.
STACK 3
STACK 2
STACK 1
115
2 ½
57
25 ½
30
5
4
3
7
B8
A8
B9
A9
6
3 Center stack 1 on top of the lashings and flush with the front of the platform. Roll the
excess lashings and place on top of stack 1.
4 Center stack 2, 25 ½ inches from the rear of stack 1 (55 ½ inches from the front of the
platform).
5 Center stack 3, 2 ½ inches from the rear of stack 2 (115 inches from the front of the
platform).
6 Route a 15-foot lashing through tie-down rings A9 and B9 from front to rear.
7 Route a 15-foot lashing through tie-down rings A8 and B8 from rear to front.
Figure 7-4. Lashings and Honeycomb Stacks Positioned (Continued)
7-6
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging T200 Bobcat Compact Track Loader on Dual Row Airdrop System Platform
Note. All dimensions are given in inches.
146 ½
7 ½
STACK 4
8
STACK 6
9
STACK 5
47
8 Center stack 4 on top of the lashings 7 ½ inches from the rear of stack 3 (147 inches from
the front of the platform). Roll the excess lashings and place on top of stack 4.
9 Place stack 5 flush against the right side rail, 47 inches from the front of the platform.
10 Place stack 6 flush against the left side rail, 47 inches from the front of the platform (not
shown).
Figure 7-4. Lashings and Honeycomb Stacks Positioned (Continued)
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
7-7
Chapter 7
POSITIONING AND SECURING THE ROLLER AND BUCKET
7-4. Position and secure the roller as shown in Figure 7-5. Position and secure the bucket as shown in
Figure 7-6.
1
3
3
4
2
2
1 Center the roller on stack 1.
2 Secure the four pre-positioned lashings around the roller.
3 Pad the top outside edges of the roller with cellulose wadding and masking tape.
4 Route a lashing through clevis 2A and through its own D-ring. Route the lashing over the
roller and secure with a D-ring and load binder to clevis 2.
Figure 7-5. Roller Positioned and Secured
7-8
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging T200 Bobcat Compact Track Loader on Dual Row Airdrop System Platform
Note. All dimensions are given in inches.
PLYWOOD
1
(22 X 26 X ¾)
HONEYCOMB
(22 X 26)
2
26
5
6
4
5
3
22
1 Center the bucket on stack 4.
2 Cut seven pieces of honeycomb and one piece of ¾-inch plywood 22- by 26-inches. Glue
the honeycomb together and glue the plywood on top of the honeycomb to form a stack as
shown above.
3 Secure the four pre-positioned lashings around the bucket.
4 Position the stack formed in step 2 between the lashings in the bucket.
5 Pad the side edges of the bucket with cellulose wadding and masking tape.
6 Route a lashing through clevis 22A and through its own D-ring. Route the lashing over the
bucket and the stack. Secure with a D-ring and load binder to clevis 22.
Figure 7-6. Bucket Positioned and Secured
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
7-9
Chapter 7
PREPARING THE LOADER
7-5. Prepare the loader as shown in Figure 7-7.
2
1
3
3
1
Ensure the fuel tank is no more than ¾ full (not shown). Ensure the hydraulic cylinder for
the lifting arms is in the highest position.
2
Tape all windows, lights, reflectors, and gauges. Tape the side windows on the inside.
3 Secure the seat bar in the down position with type III nylon cord. Tie the ends to the foot
pedals.
Figure 7-7. Loader Prepared
7-10
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging T200 Bobcat Compact Track Loader on Dual Row Airdrop System Platform
5
4
6
7
4
Pad the front lift points with cellulose wadding and masking tape.
5
Pad the bottom front tiedown point with cellulose wadding and masking tape.
6
Pad the rear lifting point on each side with cellulose wadding and masking tape.
7 Pad the front and rear track guards with cellulose wadding and masking tape.
Figure 7-7. Loader Prepared (Continued)
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
7-11
Chapter 7
8
LEFT
RIGHT
1
2
3
4
5
9
8 Pad the end of the accessory cable on the left side of the loader with cellulose wadding
and masking tape. Secure the cable to the hydraulic arm with type III nylon cord.
9 Pad each opening on the bottom rear of the loader with cellulose wadding and masking
tape.
10 Number the openings, from left to right, one through five.
Figure 7-7. Loader Prepared (Continued)
7-12
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging T200 Bobcat Compact Track Loader on Dual Row Airdrop System Platform
LIFTING AND POSITIONING THE LOADER
7-6. Install the lifting slings and position the loader as shown in Figure 7-8.
Note. All dimensions are given in inches.
1
2
3
49
3
1
Attach a 12-foot (4-loop), type XXVI nylon sling to each front lifting point with a large clevis.
2
Attach an 11-foot (4-loop), type XXVI nylon sling to each rear lifting point with a large
clevis.
3
Position the loader 49 inches from the front edge of the platform. Ensure the front edge of
the under carriage rests squarely and flush with the front edge of stack 2 (not shown) and
the openings on the bottom rear of the loader are to the rear of stack 3.
4 Remove the slings and clevises installed in steps 1 and 2 (not shown).
Figure 7-8. Loader Positioned
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
7-13
Chapter 7
LASHING THE LOADER
7-7. Lash the loader as shown in Figures 7-9 through 7-14.
1
3
4
3
4
3
2
1
Lashing Number
Tiedown Clevis
Instructions
Number
Pass lashing:
1
3
Through bottom front tiedown point.
2
3A
Through bottom front tiedown point.
3
4
Through right front lifting point.
4
4A
Through left front lifting point.
Figure 7-9. Lashings 1 Through 4 Installed
7-14
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging T200 Bobcat Compact Track Loader on Dual Row Airdrop System Platform
5
7
10
7
Lashing Number
Tiedown Clevis
Instructions
Number
Pass lashing:
5
7
Through right rear roller brace. Pad the brace with cellulose
wadding and masking tape.
6
7A
Through left rear roller brace. Pad the brace with cellulose
wadding and masking tape.
7
10
Through right rear track guard.
8
10A
Through left rear track guard.
Figure 7-10. Lashings 5 Through 8 Installed
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
7-15
Chapter 7
9
11
12
9
Lashing Number
Tiedown Clevis
Instructions
Number
Pass lashing:
9
9
Through right rear track guard.
10
9A
Through left rear track guard.
11
12
Through right front track guard.
12
12A
Through left front track guard.
Figure 7-11. Lashings 9 Through 12 Installed
7-16
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging T200 Bobcat Compact Track Loader on Dual Row Airdrop System Platform
15
13
15
13
Lashing Number
Tiedown Clevis
Instructions
Number
Pass lashing:
13
13
Through right front track guard.
14
13A
Through left front track guard.
15
15
Through rear bottom hole number 3 and out rear hole
number 2 (step 10, Figure 7-7).
16
15A
Through rear bottom hole number 3 and out rear hole
number 4 (step 10, Figure 7-7).
Figure 7-12. Lashings 13 Through 16 Installed
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
7-17
Chapter 7
19
17
18
17
Lashing Number
Tiedown Clevis
Instructions
Number
Pass lashing:
17
17
Through rear bottom hole number 2 and out rear hole
number 1 (step 10, Figure 7-7).
18
17A
Through rear bottom hole number 4 and out rear hole
number 5 (step 10, Figure 7-7).
19
18
Through right rear lifting point.
20
18A
Through left rear lifting point.
Figure 7-13. Lashings 17 Through 20 Installed
7-18
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging T200 Bobcat Compact Track Loader on Dual Row Airdrop System Platform
23
21
20
16
Lashing Number
Tiedown Clevis
Instructions
Number
Pass lashing:
21
16
Under the bucket and over the top of the bucket.
22
16A
Under the bucket and over the top of the bucket.
23
20
Through right rear lifting point.
24
20A
Through left rear lifting point.
Figure 7-14. Lashings 21 Through 24 Installed
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
7-19
Chapter 7
INSTALLING SUSPENSION SLINGS AND ATTITUDE CONTROL
SYSTEM (ACS)
7-8. Construct the ACS as shown in Figure 7-15. Install the ACS and suspension slings as shown in
Figures 7-16 through 7-18.
Note. All dimensions are given in inches.
45
TOP AND BOTTOM
PLYWOOD
(48 X 45 X ¾)
REAR
FRONT
48
TOP AND BOTTOM
FRONT AND REAR
LUMBER
(2 X 8 X 48)
RIGHT AND LEFT SIDE
LUMBER
(2 X 6 X 30 ½)
TOP AND BOTTOM
LUMBER
(4 X 4 X 56)
9-FOOT, (2-LOOP), TYPE XXVI
SLING FOLDED IN HALF
LEFT
RIGHT
TOP AND BOTTOM
LARGE
LARGE
FRONT AND REAR
CLEVIS
CLEVIS
4
LUMBER
(2 X 8 X 48)
FRONT AND REAR
LUMBER (2 X 4 X 48)
9-FOOT, (2-LOOP), TYPE XXVI
SLING FOLDED IN HALF
1 Nail all lumber together with 16d nails. Nail the plywood to the lumber with 8d nails.
Figure 7-15. ACS Built
7-20
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging T200 Bobcat Compact Track Loader on Dual Row Airdrop System Platform
1
2
3
1
Cut a 32- by 38- by ¼-inch piece of felt and place on top of the cab.
2
Position the ACS on top of the cab with the 4- by 4-inch lumber running right to left.
3 Cut and glue six 12- by 18-inch pieces of honeycomb to form a stack. Pre-position the stack
to the rear of the cab, under the ACS.
Note. Do not secure the honeycomb stack or the ACS at this time.
Figure 7-16. ACS Positioned
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
7-21
Chapter 7
3
4
2
1
8
6
1 Install a 3-foot (4-loop), type XXVI nylon sling to clevises 6 and 8. Connect an 11-foot
(4-loop), type XXVI nylon sling to the center of the 3-foot sling with a 3 ¾-inch two-point
link.
2 Route the 11-foot (4-loop), type XXVI nylon sling up through the right front ACS clevis.
Pad and tape the 11-foot sling with felt from a point 6 inches below the clevis to a point 6
inches above the ACS.
3 Attach a 3-foot (4-loop), type XXVI nylon sling to the end of the 11-foot sling with a
3 ¾-inch two-point link. Pad the link with felt and secure with tape (not shown).
4 Repeat procedures in steps 1 through 3 using clevises 6A, 8A, and the left front ACS
clevis.
Figure 7-17. Suspension Slings Installed
7-22
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging T200 Bobcat Compact Track Loader on Dual Row Airdrop System Platform
7
5
21
19
5 Repeat procedures in steps 1 through 3 using clevises 19 and 21, and the right rear ACS
clevis.
6 Repeat procedures in steps 1 through 3 using clevises 19A and 21A, and the left rear ACS
clevis (not shown).
7 Extend the slings upward until taut and allow the ACS to position itself on the cab.
Figure 7-17. Suspension Slings Installed (Continued)
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7-23
Chapter 7
4
3
1
3
4
2
1
Reposition the ACS stack to the rear of the cab, under the ACS, and flush with the rear of
the ACS.
2
Secure the honeycomb stack to the metal wiring on the cab with type III nylon cord. Tape
the edges of the honeycomb where the type III nylon cord passes.
3
Route a 30-foot lashing through the right rear lifting point, over the ACS, and through the
left front cab handle. Secure the lashing to the right rear of the cab with two D-rings and a
load binder.
4 Route a 30-foot lashing through the left rear lifting point, over the ACS, and through the
right front cab handle. Secure the lashing to the left rear of the cab with two D-rings and a
load binder.
Figure 7-18. ACS Secured
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FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging T200 Bobcat Compact Track Loader on Dual Row Airdrop System Platform
5
7
5
Route a lashing through the right front lifting point, to the bottom of the right rear ACS 4- by
4-inch lumber, over the top of the 4- by 4-inch lumber and secure with D-ring and load
binder.
Note. Do not tighten or close the load binder at this time.
6
Repeat step 5 using the left front lifting point and the left rear ACS 4- by 4-inch lumber.
7
Route a lashing through the right rear lifting point, to the bottom of the right front ACS 4- by
4-inch lumber, over the top of the 4- by 4-inch lumber and secure with D-ring and load
binder.
Note. Do not tighten or close the load binder at this time.
8
Repeat step 7 using the left rear lifting point and the left front ACS 4- by 4-inch lumber.
9 Tighten and close all four load binders in steps 5 through 8 simultaneously.
Figure 7-18. ACS Secured (Continued)
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7-25
Chapter 7
12
10
14
11
10 Route a lashing through clevis 11, through the right front ACS clevis from inside to outside
and secure with a D-ring and load binder.
Note. Do not tighten or close the load binder at this time.
11 Repeat step 10 using clevis 11A and the left front ACS clevis.
12 Route a lashing through clevis 14, through the left rear ACS clevis from inside to outside
and secure with a D-ring and load binder.
Note. Do not tighten or close the load binder at this time.
13 Repeat step 12 using clevis 14A and the left rear ACS clevis.
14 Tighten and close all four load binders in steps 10 through 13 simultaneously.
Figure 7-18. ACS Secured (Continued)
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FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging T200 Bobcat Compact Track Loader on Dual Row Airdrop System Platform
17
15
15
Tie a length of type III nylon cord around suspension sling and the ACS clevis.
16
Repeat step 15 on all remaining suspension slings and ACS clevises.
17
Tie a length of type III nylon cord around and behind the suspension sling, behind all
lashings, and around the ACS 4- by 4-inch lumber.
18
Repeat step 17 on all remaining suspension slings and ACS 4- by 4-inch lumber.
19 Tie a length of type III nylon cord from each rear lower 3 ¾-inch link to the side lifting point
(not shown).
Note. The front 3 ¾-inch links will be safety tied after the parachute stowage platform is installed.
Figure 7-18. ACS Secured (Continued)
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Chapter 7
INSTALLING OUTRIGGER ASSEMBLIES
7-9. Assemble, install, and safety tie the mast and foot assemblies on the DRAS platform as shown in
Chapter 2, Figures 2-42 through 2-44 and 2-45, steps 1 through 3.
STOWING CARGO PARACHUTES
7-10. Construct the parachute support stack and stowage platform as shown in Figure 7-19. Prepare, stow,
and restrain four G-11D cargo parachutes according to Chapter 2 and as shown in Figures 7-20 and 7-21.
Note. The parachute support stack is pictured upside down.
BOTTOM
6
5
5
3
4
FRONT
REAR
1
2
TOP
1 Cut and glue seven 35- by 74 ½-inches pieces of honeycomb.
2 Center and glue a 29- by 70-inch piece of honeycomb flush with the rear of the stack. This
is the top of the stack.
3 Invert the stack. Cut two 12- by 74 ½-inch pieces of honeycomb. Glue one piece flush
with the front of the stack and one piece flush with the rear of the stack.
4 Cut and glue an 8- by 74 ½-inch piece of honeycomb flush with the front of the stack.
5 Cut two 6- by 74 ½-inch pieces of honeycomb. Glue one piece flush with the front of the
stack and one piece flush with the rear of the stack.
6 Cut and glue a 2- by 74 ½-inch piece of honeycomb flush with the front of the stack. Turn
the stack right side up.
Figure 7-19. Parachute Support Stack and Stowage Platform Built
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Rigging T200 Bobcat Compact Track Loader on Dual Row Airdrop System Platform
Notes. 1. All measurements are given in inches.
2. This drawing is not drawn to scale.
LUMBER (2 X 6 X 71)
24
LUMBER
PLYWOOD
(2 X 6 X 48)
(¾ X 48 X 82)
4
2 ¾
7 Build the parachute stowage platform as shown above and nail the plywood to the lumber
with 8d nails.
Figure 7-19. Parachute Support Stack and Stowage Platform Built (Continued)
1
1 Center the parachute support stack on the roller.
Figure 7-20. Parachute Support Stack Positioned
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7-29
Chapter 7
4
1
5
6
3
2
5
1
1 Center the parachute stowage platform flush with the front of the support stack.
2 Route a lashing through clevis 1, up through the center hole in the parachute stowage
platform, down through the front hole in the parachute stowage platform and secure with a
D-ring and load binder. Repeat this procedure on the left side using clevis 1A.
3 Route a lashing through clevis 5, up through the center hole in the parachute stowage
platform, down through the rear hole in the parachute stowage platform and secure with a
D-ring and load binder. Repeat this procedure on the left side using clevis 5A. Tie a length
of type III nylon cord to each front lower 3 ¾-inch link on the suspension slings to the rear
hole of the parachute stowage platform (not shown).
4 Position four G-11D cargo parachutes on the parachute stowage platform according to
Chapter 3.
5 Install the front parachute restraint strap using type VIII nylon webbing on clevises 3 and
3A.
6 Install the rear parachute restraint strap using type VIII nylon webbing on bushings 9 and
9A.
Figure 7-21. Cargo Parachutes Positioned and Restrained
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Rigging T200 Bobcat Compact Track Loader on Dual Row Airdrop System Platform
STOWING DEPLOYMENT PARACHUTE
7-11. Prepare, stow, and install the deployment parachute according to Chapter 2, Section V and as shown
in Figure 7-22.
1
1 Prepare, stow and install the deployment parachute according to Chapter 2, Section V and
as shown above.
Figure 7-22. Deployment Parachute Installed
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Chapter 7
INSTALLING PARACHUTE RELEASE SYSTEM
7-12. Prepare and install an M-1 parachute release system according to Chapter 2, Section VI and as
shown in Figure 7-23.
7
3
4
1
8
6
2
1 Position the M-1 release on top of the ACS with the parachute release connectors near the
front edge of the ACS.
2 Attach the parachute riser extensions to the parachute release connectors.
Attach the suspension slings to the lower suspension links.
3
Note. Remove the buffers from the ends of the suspension slings that attach to the M-1 release.
4 S-fold the suspension slings on top of the ACS and safety tie at or near the 3 ¾-inch link
with type I, ¼-inch cotton webbing. Make two ties on each sling.
5 Group the riser extensions together and safety tie with type I, ¼-inch cotton webbing half
way between the M-1 release and the parachutes (not shown).
6 Tie the front M-1 parachute release safety tie to convenient points on the load with type III
nylon cord.
7 Tie the rear M-1 parachute release safety tie to convenient points on the load with type III
nylon cord.
8 Attach the arming wire and lanyard to a carrying handle on the parachute with three
alternating half hitches with a knot in the running end.
Figure 7-23. M-1 Parachute Release Installed
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Rigging T200 Bobcat Compact Track Loader on Dual Row Airdrop System Platform
INSTALLING MAST RELEASE KNIVES
7-13. Install the mast release knives according to Chapter 2, Figure 2-45, Steps 4 through 10 and as shown
in Figure 7-24.
2
1
1 The length of the left and right ½-inch tubular nylon webbing from the base of the guillotine
knives to the lower suspension links of the M-1 release (knot to knot) is 100 inches as
shown in Steps 5 and 6 of Figure 2-45.
2 Tie a length of type III nylon cord from the top guillotine knife to the right side of the bucket
that measures 72 inches (knot to knot). Repeat for the bottom guillotine knife and the left
side of the bucket as shown in Steps 9 and 10 of Figure 2-45.
Note. All measurements are from knot to knot.
Figure 7-24. Mast Release Knives Installed
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