Ensure air pressure is drained to 0 psi (0 kPa) before taking off any air components. If pressure is not
released, components could blow off and harm personnel. The IHMEE air system is pressurized to
119 psi (820 kPa). Do not drain air from a tank with any part of body in air spray path. Skin embolisms
and/or debris in eyes can occur from released pressure. Failure to comply may result in injury or death
All pneumatic tanks have a drain valve supplied with a pull cable of type used to drain the system.
To drain the system, pull on seven release air
tank cables (1) until all air has been released.
Excessive moisture indicates a defective air
drier, which must be replaced as soon as
Place drain pan under air tanks when air is
being drained. Inspect drain pan for
Examination of air tanks requires removal of belly plates (TM 5-2420-230-10) to gain access and visually inspect
air tanks for the following:
Damage, loose fittings, and mountings
Air leaks; use leak-detecting liquid