GENERAL - TM-9-2350-238-20-20017

9-2350-238-20-2

1-11.

GENERAL

(CONT).

d. Gas-Particulator

Unit.

The

gas-

(2) T h e M 5 7 8 R e c o v e r y V e h i c l e i s

capable of long-range, high-speed operation

particulator unit is used with face masks to

protect the crew members from toxic gases

on improved roads. It can traverse rough ter-

rain, muddy and marshy ground, snow or ice,

(except carbon monoxide) and extremely dus-

ty conditions. The unit is mounted between

and it can ford streams to a depth of 42 in.

the rigger and crane operator seats in the

(107 cm). The vehicle has: 1) a low, all-

welded steel structure with a turret-mounted

cab.

cab; 2) a suspension lock-out system, and 3)

Turret Traversing System.

a spade assembly. The spade assembly pro-

vides a stable platform to increase the lifting

capabilities of the winch. The suspension

(1) G e n e r a l . The turret traversing

lock-out system, boom, winches, cab, and

system consists of a two-way hydraulic

spade

are

hydraulically

powered.

Power

motor, hydraulically-released brake, and

planetary gear drive unit. The direction and

supplied by a V-8 diesel engine and a gear-

steer transmission.

speed of traversing is controlled by the winch

operator using a lever on the control panel, or

b. C r a n e .

by using the remote controller when outside

the vehicle. When operating the tow winch,

(1) C a b . Is an armor steel weldment

the level wind traversing system automatically

which houses the hydraulic reservoir; sup-

traverses the cab so the wire rope winds

ports boom, winches, and controls; and pro-

evenly on the winch drum. The winch oper-

vides protection for the crew members. Space

ator can override and level wind traversing

has been provisioned for radio and intercom-

system by using the control lever or the

remote controller.

munication equipment. Doors are provided for

access to the cab and stowage compart-

ments. The cab can be traversed a full 360

(2) Turret. The

turret

mounted

toward

degrees.

the rear of the vehicle. The turret can be

traversed 360 degrees.

(2) B o o m . Is a box section of steel plate

which can be raised or lowered by the hy-

(3) Turret Bearing. The turret bearing is

draulic

cylinders

for

hoisting

operations.

a 4-point contact radial and thrust type ball

bearing on which the turret is mounted. The

(3) B o o m

Winch. Is

two-speed,

bearing is provided with lubrication fittings

planetary-geared unit with an internal auto-

and seals to prevent foreign matter from

matic

brake.

The

winch

hydraulically

entering the bearing. The bearing inner race

powered and has a capacity of 30,000 lb

contains the ring gear of the traversing final

drive.

(13,620 kg) with 5/8-in. (1.6 cm) rope and

two-part line.

f. E l e c t r i c a l

Power

System.

(4) Tow Winch. Is a t w o - s p e e d ,

planetary-geared unit with an internal auto-

(1) G e n e r a / . Electrical power is provided

matic

brake

which

has

the

load

capacity

by a 24-volt, 300 ampere generator and four

60,000 lb (27,240 kg) with a 1.0 in.

series-parallel connected 12-volt storage bat-

teries.

Leads

and

wiring

harnesses

distribute

(2.5-cm) diameter wire cable.

current

all

electrical

components.

c. Communications

Equipment.

The

com-

munications

equipment

installed

the

M578

(2) Circuit

Breakers. Thermal set, auto-

Recovery Vehicle consists of a radio set,

matic reset, 15 ampere and 20 ampere circuit

amplifier, power supply, intercommunication

breakers protect the vehicle components and

set, and antennas. This equipment allows the

circuits.

crew

maintain

communication

with

the

driver and outside command posts.

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