Cockpit Heating,Ventilating and Defogging Systems

CHAPTER TWENTY

T-34C AIRCRAFT SYSTEMS FAMILIARIZATION

WORKBOOK

2002. COCKPIT HEATING, VENTILATING AND DEFOGGING SYSTEMS

Cockpit heating, ventilating, and windshield defogging is provided through the cockpit

environmental control system. The system provides heated and fresh outside (ambient) air for

the comfort of both pilots.

Figure 20-1 Heating/Ventilating/Defogging System

Air Sources

Bleed air drawn from the diffuser of the engine provides heated air for the system. Fresh outside air

enters the system from the accessory air inlet duct located on the left side of the nose cowling.

20-2 COCKPIT HEATING, VENTILATING, AND WINDSHIELD DEFOGGING SYSTEM