2W151 B set Vol 1
To prevent personnel injury or equipment damage, each operational mode of the MHU-204/M and the MHU-196/M lift trailers automatically shuts off when either one of two team members press a remote stop switch or when the
"deadman" switch is released on the PCU
Name the three components of the hydrostatic drive system
(1) Fluid coupling.(2) Variable displacement hydraulic pump.(3) A fixed displacement motor
State the two basic uses of an ALS
(1) It transfers linkless ammunition into an aircraft gun system.(2) It carries ammunition from the storage areas to aircraft loading sites
The lifting capacity of the MJ-40 lift truck is
10,000 pounds
What is the lift capacity of the MJ-40 lift truck
10,000 pounds
What is the maximum lifting height on the MHU-83 when the fork adapter assembly is installed in the inverted position
107.5 inches
What round capacity number is the maximun for the LALS
2,100 rounds
How many trolleys and chocks can the MHU-110/M trailer be configured with for round-shaped stores
24 trolleys and 48 chocks
What type of engine is used in the MJ-1B
25.2-horsepower, diesel
What is the lift capacity of aluminum rollers when installed on the MJ-1
3,000 pounds
What is the maximum weight supported by a pair of rail extenders
3,000 pounds
What is the lifting capacity of the MJ-1B
3,000 pounds.
What is the lifting capacity of the sling assembly
4,600 pounds
The lift capacity of the MHU-204/M and MHU-196/M lift trailers is
40,000 pounds
What is the lift capacity of the MHU-204/M and MHU-196/M lift trailers
40,000 pounds
What is the lifting capacity of the MHU-83 when the fork adapter assemblies are installed
6,000 pounds
How much air pressure must be in the compressor tank before loading with the MHU-196/M lift trailer?
90 psi
What drives the rear wheels on the MJ-1B
A hydrostatic drive system
The -60 generator set provides what type of power
AC and DC electrical power and high-pressure pneumatic power
Describe the engine of the MHU-83 series lift trucks
Air-cooled, 25.2-horsepower, diesel engine
Which bomb support rollers may be used with roller extensions
All rollers
Which lift truck or trucks use bomb rollers
All.
Which aircraft loading missions are supported by the MJ-40 lift truck
B-1, B-2.
What aircrafts were the powered lift trailers specifically designed to support
B-52, B-1B, and B-2
What does the A/M32A-95 supply to aircraft
Bleed air
How are the cantilever lift arms operated on the MJ-1B
By controls at the driver's position or controls directly behind the cradle
How does the accelerator pedal change the speed of the MJ-1B lift truck
Changing the position of the accelerator pedal varies the flow rate of the hydraulic pump
Which device ensures the boom cannot fall in the event hydraulic power is loss, a component fails, or a line breaks on the MHU-83 series lift trucks
Counterbalance valve.
Which part of the hydrostatic drive system is supported by the lift arms and used to hold the munition or store to be loaded
Cradle assembly.
Which fuel type is the MHU-83 lift truck capable of using
Diesel or JP-8
What are suspension handling/loading adapters used for
Everything from facilitating storage to transporting, loading, and unloading aircraft suspension equipment
Which bomb loading adapter is used in loading internal and external stores on the B-52
F310707-500 bomb loading adapter
How is the remote control attached to the lift truck
Flexible electrical cord.
Why is the frame width adjustable on the MHU-204/M and MHU-196/M lift trailers
For various load widths.
Which component is used in conjunction with the MHU-83-series lift truck to load external heavy stores on a B-52
Fork adapter assembly
What interfaces directly with the A-10 to load ammunition from storage containers into the 30 mm gun system
GFU-7/E ALA.
Which component of the A-10 ammunition loading system (ALS) interfaces with the aircraft during ammunition loads
GFU-7E ALA
Which part of the MJ-1/B controls the engine speed
Hand throttle located to the left of the steering wheel
What device ensures the lift boom cannot fall if a hydraulic line were to rupture
Hydraulic locking valve.
What is the purpose of the breakaway cable
If the trailer becomes disengaged from the tow vehicle, the breakaway cable will pull a lever in the surge brake forward, applying the trailer brakes
Which component of the linkless ammunition loading system (LALS) transfers rounds into the gun systems loading adapter
Interface unit
What electrical service provisions are made possible by the power outlet panel on the -60 generator
It lets you supply electrical power to equipment other than the aircraft
What is used to lift the front wheels off the ground to adjust the width of the side frames
Lift boom
What are the MHU-83-series munitions handling/loading lift truck designed to do
Lift, transport, and load/unload munitions and stores weighing up to 7,000 pounds
Which device must be used when forklift adapters are installed on the lift trucks
Load binders
What functions can the remote control unit control
Longitudinal, lift, roll, azimuth, tilt, yaw, and ram up/down.
What is the maximum lifting height of the MHU-196 and the MHU-204 respectively
MHU-196/M, 12 feet and MHU-204/M, 8 feet 4 inches.
Which variant of the MHU-83 lift truck incorporates a remote control unit and hydraulic servicing lines/connectors to perform tasks that once necessitated the use of the MJ-40 lift truck
MHU-83 D/E
The most commonly used powered bomb lift trucks are the
MJ-1/B, MHU-83, and MJ-40
What lift truck(s) use the MRA
MJ-40 and MHU-83 D/E model only
What beams are used to transfer naval mines from their cases to the MHU-83 lift truck
MK 4 MOD 0, MK 55, or H1004.
Which type of load binder is attached to bomb support beams
Nylon
Where are the three instrument panels located on the -60 generator
On the left-hand forward side of the generator set
Describe how the parking brake is set on the MHU-83
Parking brakes are controlled by a locking valve located to the left of the steering wheel. With the locking valve in the closed position, the parking brake is set by depressing the service brake pedal
What accessory on the MHU-110 trailer may be installed on the main rail assembly to facilitate loading and unloading munitions
Rail extenders
Which loading controls are found only on the MJ-40 lift truck remote
Ram up/down
Which MHU-196/M lift trailer component supports the lift arms under transport conditions
Retractable travel locks
Which type of movement do bomb lift truck rollers provide during loading
Rotation
How many main rail assemblies can be installed on the deck of the MHU-110/M trailer
Six
Which of the powered lift trailers are approved for handling nuclear weapons
The MHU-204/M and MHU-196/M.
Which variant of the MHU-83 incorporates features of the MJ-40 to increase its capabilities allowing it to support a wider variety of missions
The MHU-83 D/E
During normal loading of the A-10 gun system, where does the ammunition loading assembly (ALA) get its power
The aircraft's hydraulic system
What provides power for the ALA during normal A-10 gun system loading and unloading
The aircraft's hydraulic system or GFU-8/E ADA.
What is the purpose of the jacks and X-Y pads on the MHU-204/M and MHU-196/M lift trailers?
The jacks are used to lift the trailer and to adjust to variables in the terrain. Independent or paired motion of the jacks translates to attitude changes to the lift trailers and load in pitch and roll. An X-Y pad is attached to the base of each jack assembly. During loading, the jacks are deployed to place the X-Y pads on the ground. Hydraulic cylinders within each X-Y pad provide precise lateral (X) and longitudinal (Y) positioning corrections to the lift trailers and load during lifting operations
How is the mechanical ram assembly (MRA) primarily controlled and operated
The lift trucks remote control unit
What is the main difference between the UALS and the LALS
The linkless capability and the use of a tray assembly to hold the ammunition before loading
From where do these trailers get electrical power to illuminate their brake lights
The trailer's inter-vehicular harness
How many trolleys and chocks can be installed on the deck of the MHU-110 trailer and what is their purpose
There are 24 trolleys and 48 chocks (with tie-down straps) to accommodate a variety of munitions
How much air pressure must be maintained in the air tank before loading with the MHU-204/M and MHU-196/M lift trailers
There must be 105 psi in the air tank before loading with the MHU-204/M and a minimum of 90 psi in the tank before loading with the MHU-196/M
What is the purpose of the hinged deck sections found on the MHU-141/M and the MHU-226/M?
These hatchways allow a lift truck to be driven directly under the trailer and pick up a munition positioned toward the center of the trailer
State the uses of an APU in flightline situations
They provide electrical power to aircraft systems during loading and unloading and during operational and functional checks; pneumatic power for air-conditioning units to cool avionics components during "power on" electrical checks; and electrical power to other equipment, such as lift trailers, during flight-line loading and unloading
Where does the mechanical ram assembly (MRA) receive its power
Through two hydraulic service lines attached to the lift trucks lift boom.
Explain the usage of the 36-inch adapter
To load internal and external stores on the B-52 aircraft
What is the purpose of the hand pump located on the right-hand side of the MHU-83
To operate the hydraulic system, should the engine quit
Explain the usage of load binders
To secure the load to the lift table or loading adapter
Explain the usage of a gantry stand.
To support TERs temporarily
Explain the usage of "Y" stands
To support munitions temporarily
How many hand brake lever(s) are located on the MHU-226/M munitions handling trailer
Two
Which devices attach the fork adapters to the MHU-83-series lift truck's table assembly
Two quick-release pins
Which MHU-204/M and MHU-196/M lift trailer components allow for precise lateral and longitudinal positioning corrections to the lift trailers and load during lifting operations
X-Y pads
How many pounds is the lift capacity of the mechanical ram assembly (MRA)
a. 5,000
What number of pounds is the lift capacity of the MHU-83 lift truck
a. 7,000
How many inches is the maximum lifting height when the adapter assembly is inverted on the MHU-83-series lift truck
b. 107.5
What number of pounds is the maximum load capacity of an MHU-110/M trailer.
b. 15,000
How many inches high is the mechanical ram assembly (MRA) when fully extended
b. 83
During towing what is the travel of the tow bar of the MHU-204/M and MHU-196/M lift trailers limited to?
c. 45
The maximum load capacity of a MHU-141/M trailer is
c. 5,500 pounds
What weight is the MJ-40 and MHU-83 series lift truck limited to when using the fork adapter assembly
c. 6,000 pounds
What number of pounds is the lift capacity of an MHU-83 lift truck with aluminum rollers installed
c. 7,000
The parking brake on the MHU-83 lift truck is set by
closing the locking valve then depressing the brake pedal
How many rounds of ammunition is the capacity of the 20 mm linkless ammunition loading system
d. 2,100
How many pounds is the lift capacity of a MJ-1 lift truck with aluminum rollers installed
d. 3,000
How many pounds is the lifting capacity of the sling assembly used on lift trucks or forklift adapters
d. 4,600.
The proper method to install the extension lift arms on the MJ-1A/B lift truck is by inserting the ends of the arms into slots
in the lift arms
The MHU-83 lift truck component used to lift the front wheels off the ground to allow side frame width adjustment is the
lift boom
The purpose of the hydraulic hand pump located on the right hand side of the MHU-83 lift truck is to
operate the hydraulic system should the engine quit during loading operations
The controls for adjusting the side frame width of the MHU-83 lift truck are located at the
operator's position only
Independent operation of either lift arm mechanism on the MHU-196/M lift trailer results in
rolling the load
Pylons are attached to pylon handling adapters for mounting or removing from aircraft with
the pylons bomb rack hooks
Changing the position of the MJ-1B accelerator pedal
varies the flow rate of the pump in the hydrostatic drive.
