TM 11-6780-225-12
CURBSIDE
NOTES:
1.
FOR COOLING, TOP DUCTS ARE SUPPLY AND BOTTOM DUCTS ARE RETURN
2.
FOR HEATING, ROADSIDE BOTTOM DUCT IS SUPPLY AND TOP DUCTS
BECOME RETURN DUCTS
3.
REGISTER MAY BE USED FOR HOT AIR RETURN
4.
5.
PLACE PIN IN DESIRED ADJUSTMENT HOLE
EL6780-225-12-19
Figure 1-16. Heating and air-conditioning system.
1-18