The primary components of the unit are a
and installation in some aircraft. See figure 3-21.
large solution tank, two air cylinders, a work
Prior to using the bomb hoist, a PREOPERATIONAL
platform with guardrail, four spray applicator
inspection, which includes checking the cable
wand assemblies, and the trailer.
for frayed or broken strands, must be con-
ducted. Always be sure that the hoist load
test date is current and that the cable is routed
properly.
WARNING
A drawbar at the front of the trailer
provides towing and steering capabilities.
WARNING
It also incorporates a spring loaded "dead-
man" brake. If the drawbar is released
Never leave an engine unattended while it
from the horizontal towing position, it
is being supported by hoists. Never work
returns to the vertical position with con-
or get under an engine while it is being
siderable force. If a person is unaware of
supported by hoists. When lowering or
this feature when disengaging the tow bar
raising an engine, do it slowly. Constantly
from a tractor, there is the possibility of
check the engine clearance with the aircraft
personnel injury.
nacelle and controls to prevent damage or
binding.
The 33-gallon solution tank is separated into
two separate compartments. The forward section
is a 7-gallon preservative tank. The rear section
Jet Engine Corrosion
is a 26-gallon freshwater tank. Each tank has its
Control Cart
own filler neck and cap. There is a 4-inch opening
for water and a 2-inch opening for the preservative
The corrosion control cart provides freshwater
tank. Each tank has a pipe plug at the bottom
rinsing or the application of preservation com-
for draining. The freshwater and preservative
pound to the compressor section of an engine
fluid systems each have a shutoff valve, a quick
through a low-pressure spray. See figure 3-22.
Figure 3-21.-Aero bomb hoist.
3-18