Technical data

13773-001
21-40
Page 2 30 Nov 2000
(i) Install engine cowling. (Refer to 71-10)
B. Cabin Air Plenum
The cabin air plenum is located inside the fuselage. The plenum is mounted to the firewall on the right-
hand side.
(1) Removal - Cabin Air Plenum
(a) Remove the co-pilot kick plate. (Refer to 25-10)
(b) Remove the MFD for improved access to the plenum. (Refer to 34-40)
(c) Cut and remove the cable ties securing the ducts to the plenum.
(d) Disconnect the ducts from the plenum.
(e) Disconnect the temperature control linkage.
(f) Loosen the two right screws securing the plenum and console rib to the firewall.
(g) Remove the two left screws securing the plenum to the firewall, remove the plenum.
(2) Installation - Cabin Air Plenum
(a) Acquire necessary tools, equipment, and supplies.
(b) Secure plenum to firewall, with attaching hardware.
(c) Connect ducts to plenum and secure with cable ties.
(d) Adjust and secure the temperature control linkage. (Refer to 21-60)
(e) Install MFD. (Refer to 34-40)
(f) Install the kick plate. (Refer to 25-10)
C. Exhaust Muffler/Heat Exchanger (Refer to 78-20)
Description P/N or Spec. Supplier Purpose
Cable ties 8 inch Any source Retain air duct