Figure 4-13. Oil Filter Element Removal. (TS 6115-590-12/4-13).
Observe water system tank and plumbing for excessive heating due to purge air. If external
temperature of water system components approaches safe touch temperature (160°F maximum),
decrease compressed air flow, or shut off air flow completely until system cools. Excessive
temperatures will damage the pump and valve seals.
When all water has been purged, note which water connection is discharging maximum amount of
air. then close that connection. Continue to close connections discharging the maximum amount of air until only one
connection remains open, then shut off compressed air. remove air hose assembly from cold water outlet fitting (fig 4-4)
Shut down engine (fig 2-12). Disconnect compressed air hose assembly from compressed air outlet fitting. coil hose
assembly, and secure ends for stowage
Close vacuum control valve (fig 4-5) Disconnect vacuum hose assembly from vacuum outlet fitting, cod
hose assembly. and secure ends for