Bell OH-58A - Shroud Heater System Schematic

TM 55-1520-228-BD
ENVIRONMENTAL CONTROL SYSTEM
2.
3.
4.
5.
15-6
Blower
6.
Air Mixing Valve
7.
Firewall Shut-Off Valve
8.
Air Mixing Valve Control
9.
Firewall Shut-Off Valve
10.
Control
11.
Defogger Distribution Valves
Cockpit Distribution Valves
Cabin Distribution Valves
Fan Air Intake
Cold Air Intake
Shroud Assembly
Figure 15-5. Shroud Heater System Schematic
1.