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List three sources of antenna radiation.
- High frequency radio transmitters
- Radar
- Electronic countermeasure devices
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What are the effects of antenna radiation on the human body and vital organs?
- Burns beneath the skin
- Eye cataracts
- Cook organs from the inside
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Briefly describe the hazards associated with an overheated brake assembly.
- Weaken wheel and tire structure
- Increase tire pressure
- Creates the possibility of fire in magnesium wheels
- Blow out
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From what direction do you approach an aircraft with overheated brakes?
From nose or tail, never in line with axles
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List the major danger areas around an operating jet engine.
- Intake
- Exhaust
- Turbine plane of rotation
- High intensity sound
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What's normally considered a safe distance from an operating jet engine intake?
25 Feet
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What is normally considered a safe distance to the rear of jet engine exhaust?
200 Feet
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Why is the plane of rotation of the engine turbine wheel considered dangerous?
If the turbine disintegrates, the shrapnel will exit there
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In addition to earplugs, what protective device do you wear while working in high intensity noise areas?
Ear defenders or headset
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Define an explosives loaded aircraft.
Carries munitions internally or externally
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Where must an explosives loaded aircraft be parked?
Designated explosives parking area
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Which personnel are allowed to remove safety devices from explosive devices?
Weapons personnel ONLY
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Describe a composite material.
Lighter and stronger material used on the aircraft that may pose a health hazard
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As a minimum, what should the job safety training on composite materials include?
- Need for and use of PPE
- Maintenance and care of PPE
- Safe chemical handling procedures
- Emergency treatment practices
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Besides being assigned to a crash recovery team, as a flight-line crew chief what is your most likely chance of being affected by the dangers of composite materials?
Aircraft fire
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Why should AF personnel be so concerned with FOD?
- Poses threat to personnel and aircraft
- Loss of resources, money, or life
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What can happen when loose objects are blown or washed onto the runway?
Can be ingested into and aircraft engine intake
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Who is tasked with the overall responsibility of the FOD prevention program?
Wing Vice Commander
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Who is responsible for preventing FOD by looking for and removing hazards?
Everyone
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What must all workers account for at the beginning and end of each maintenance action?
Tools
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If a missing tool is not found after a thorough initial search is completed, who initiates a lost tool report?
The person who was issued the tool
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What must you wear when you are required to physically enter an aircraft engine's intake or exhaust?
Pocket-less coverall (bunny suit) or equivalent
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To whom should you report damaged paving in aircraft parking areas and taxiways for immediate repair?
Base airfield manager
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What is a dropped object as it relates to aircraft operations?
- Aircraft part
- Component
- Surface
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Who must develop a DOPP?
All units that fly, maintain, or service the aircraft
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What are the prime contributors to dropped objects?
Latches and fasteners
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Who normally must investigate incidents as soon as they are discovered?
Quality Assurance
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What references provide guidance for servicing operations?
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During fuel servicing, what three important points should you keep in mind?
- Use the right grade of fuel
- Protect yourself from health hazards
- Prevent fires and explosions
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What can result from prolonged fuel saturation on your skin?
Irritation and a severe rash
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Why is it important to inspect fire extinguisher seals?
To make sure the fire extinguisher hasn't been discharged
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What TO lists criteria for positioning fire extinguishers?
TO 00-25-172
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What's the minimum safe distance for operating ground power equipment during oxygen servicing?
50 Feet
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What should you do if a control valve becomes clogged with ice during LOX servicing?
Thaw it with warm air or water
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What device is used to prevent over-pressurization of an aircraft component during pneumatic servicing?
Pressure regulators
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Why do many job guides list nitrogen as the preferred choice for servicing compressed gas components?
Inert qualities - does not react with other substances or support combustion
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When servicing aircraft hydraulic systems, what three measures should you take to prevent contaminating the aircraft systems?
- When servicing form cans & drums, ensure that cleanliness and product integrity are maintained
- Keep products separate and identified
- Read label before dispensing hydraulic products
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What references contain info about ground handling?
- AFI 11-218
- AFI 91-203
- TO 00-25-172
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Where do most aircraft specific TOs list safe for maintenance precautions?
First couple of steps
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Preparations for aircraft launch include what?
Checking forms and obtaining AGE
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When the aircraft taxis after launch, what tasks are accomplished by the ground controller?
- Communicate with the flight crew
- Use hand signals to guide the crew in taxiing the aircraft
- Police the parking area
- Prepare AGE for pickup
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During recovery, wing walkers are necessary under what conditions?
Congested area taxiing
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Why should an aircraft be moved in a straight line for 5 feet after a turn?
Relieve loads on the main landing gear
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As a general rule, where should you be positioned for marshaling your aircraft?
In front of the aircraft and left of the pilot
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When is a safety observer positioned by a parked aircraft?
When any portion of the aircraft extends into an active taxiway
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When mooring an aircraft, how do you position the aircraft in relation to the wind?
Heading into the wind
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What are the usual causes of towing accidents?
Inexperienced personnel and incorrect towing procedures
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What's the minimum number of tow crew members?
Three- Supervisor, Brake Operator & Vehicle Operator
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During towing, why do you start and stop all movements slowly?
To prevent aircraft damage
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What should you do before towing an aircraft across an active taxiway?
Obtain clearance from the control tower
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In addition to your aircraft's -2 TO, what TO sets down the basic rules for grounding an aircraft?
TO 00-25-172
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What are some of the reasons for jacking an aircraft?
- Weighing an aircraft
- Service or maintenance on landing gear
- Brakes
- Tires
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What jacking accessory is positioned under reinforced areas of the aircraft and prevents damage to the aircraft structure?
Jack pads
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If the aircraft TO doesn't establish it, what's the maximum wind velocity for a jacking operation?
15 MPH
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