TB 9-2320-364-13&P-1
26. Install two upper plenums (34) on lower plenum (21)
with six lockscrews (35).
27. Install two upper plenums (34) on heater/evaporator (4)
with two screws (36), lockwashers (37) and washers (38).
28. Install heater/evaporator (4) in cab (16) with six
screws (39) and lockwashers (40).
29. Install 1/2 x 1/2 in. gasket (41) on edge of two
upper plenums (34).
0055-43