This chapter contains instructions for operating the High Pressure Nitrogen Servicing Cart. Operating personnel should
be familiar with inflation of tires, accumulators and struts.
2-2. PRE-OPERATION PROCEDURES
Review the following warning and cautions before operating the equipment.
PRESSURIZED AIR OR GAS CAN CAUSE SEVERE INJURY OR DEATH IF MISUSED. Read and
understand these and manufacturers operating instructions prior to operating the cart.
Do not remove, tamper with, or in any way disable installed pressure relief valves.
Always wear safety glasses.
Always confirm that the pressure produced by the High Pressure Nitrogen Servicing Cart does
not exceed the servicing pressures specified in the applicable aircraft technical manuals.
Use nitrogen from approved nitrogen tanks only for the supply gas. If shop air is used as the
supply in a high pressure system, an explosion could occur.
Do not stand on any tubing or pneumatic assemblies or place any pressure on any of the
pneumatic assemblies of the panel while positioning, moving and tilting the High Pressure
Nitrogen Servicing Cart.
Before disassembly of any Cart components, relieve all air pressures in the affected section prior