WSU
What type of gloves must you wear when handling the water hose?
What is disposable gloves.
What is the purpose of passenger boarding stairs?
What is to safely board and deplane passengers
What is the speed limit in the ERA?
What is 3m or walking speed
What is the GPU used for?
What is to provide electrical power to the aircraft on the ground
What is the ACU used for?
What is to provide air condition to the plane.
Before connecting the water hose to the aircraft, what must you check for?
(Hint:3 things)
What is leaks, cracks, & cleanliness
Before positioning stairs at the aircraft, what must you check?
(Hint: 3 things)
What are brakes, handrails, and proper clearance
What must be worn at all times while driving GSE?
(Hint: 2 answers)
What is a high-visibility safety vest and seat belt.
How do you prevent cable damage when the GPU is not in use?
What is proper cable storage never leave it on the ground.
What does ACU stand for?
What is Air Conditioning Unit.
What must be done if the water service panel door does not latch securely after servicing?
What is notify maintenance. Do NOT depart with an unsecured panel.
What is the biggest hazard when stairs are positioned too close to the aircraft fuselage?
What is potential aircraft damage
What is the term for the area extending around an aircraft where only authorized vehicles may enter?
What is the safety zone.
What could happen if the GPU is disconnected before the crew is ready?
What is aircraft power loss and potential system resets.
What is the purpose of the ACU?
What is to provide conditioned air to the aircraft while parked.
What is the purpose of flushing the hose before connecting to the aircraft?
What is to remove stagnant water and sanitize the line
What angle should stairs be aligned at when approaching the aircraft door?
What is straight and centered with the door sill.
What does a ground-handling vehicle “blind side” refer to, and why is it dangerous?
What is the side opposite the driver’s field of vision—high risk of unseen pedestrians or aircraft structures.
What frequency does most aircraft require from a GPU?
What is 400Hz
What must be checked before moving the ACU toward the aircraft?
What is brakes, hoses, clearance, and surroundings.
Before filling, why must you verify that the aircraft’s water vent is not leaking?
What is A leaking vent can indicate overfill or system trouble
Why is it unsafe to raise the stairs platform while the aircraft door is partially open?
What is aircraft damage, It can force the door frame out of alignment and cause structural deformation.
What is the main danger of slipstream or jet blast when driving behind an aircraft that has just parked?
What is loss of vehicle control due to residual engine thrust.
What signal indicates the crew has switched the aircraft load to the APU and it is safe to disconnect?
What is crew thumbs-up or EXT PWR OFF confirmation.
Why can you not use the ACU if the APU is running
What is air pressure conflicts between the ACU and the APU, or Improper cabin temperature regulation