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|  MIL-T-62491C
plates inscribed with the payload capacity in the lift-tow load position shall be provided, one near
each set of controls. When space is not available in the sides of the vehicle at the rear to permit
recessing the two sets of winch and throttle controls, two sets of upright type controls may be
furnished.
3.6.8 Type II topping lift and winch. The topping lift shall be reeved for the specified boom
capacity and shall be provided with a pull line running over a fairlead sheave to a hand-crank
operated winch.
3.6.9 Type II booms. Each boom shall traverse not less than 120 degrees from the
locked-together position at the rear. Each boom shall be supplied with a top sheave having cable
guides and hook loop. The load line shall pass over a swivel fairlead sheave with a cable guide on
the topping lift frame, to the power winch drum. The load line shall be directly operable from the
mast swivel sheave for recovering heavy loads.
3.6.10 Type II outriggers. Manual outriggers shall be attached to the frame structure, one on
each side, and shall be adjustable for varying ground distances. Outriggers shall be hinged near
the top of the frame structure to swing outward to not less than 35 degrees. Each leg of the
outrigger shall be telescoping, shall have a ground pad not less than 410 cm2 (64 square inches) in
area, and shall be equipped with bright zinc steel stay chains. When specified (see 6.2), rear
ground jacks shall be furnished.
3.6.11 Type II lift-tow load. Without the use of counterweights, the wrecker shall have
sufficient front end curb weight to provide the lift-tow load capacity specified in line "b,"
table XIII, with not less than one half of the front axle curb weight maintained on the front axle.
The actual lift-tow load capacity shall be determined as follows: half the front axle curb weight of
the wrecker multiplied by the wheelbase of the wrecker and divided by the distance to the lift-tow
load position (as defined in table XIII). The wrecker shall be capable of lifting the front of the
wrecker off the ground by use of a load in the lift-tow load position, without any damage to the
truck wrecker.
3.6.12 Type II accessories. The following accessories shall be provided:
(a) Two snatch blocks with hooks for double reeving
(b) Universal steering wheel clamp
(c) Telescoping tow hitch, with face bar attached, with rated capacity not less than the
wrecker GVW. Two bright zinc steel tow chains of high-test coil grade with J-hook on
one end and T-hook and grab hook on the other end, 16 mm by 2440 mm (5/8 inch by
eight feet) in length, conforming to SAE J1142. Crossbeam and spacer blocks in
accordance with SAE J1142 shall also be provided
(d) Two scotch blocks with chains
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