CHAPTER 21
PAGE 6
PAGE DATE: 21. March 2014
MAINTENANCE MANUAL EXTRA 300LT
7 Remove the four heating boxes attachment bolts (6).
8 Remove the inlet box (9).
9 Install in reverse sequence of removal.
21-40-02 Distribution Box
Removal/Installation
Refer to figure 2.
1 Remove engine cowlings as per chapter 71.
2 Remove bottom fuselage cover as per chapter 53.
3 Loosen the hose clamp (3).
4 Disconnect the hose (1) from the distribution box.
5 Loosen the Bowden cable attachment bolt (4).
6 Disconnect the Bowden cable (5) from the linkage.
NOTE When removing the distribution box, the inlet box is
also unfastened. Both boxes are attached by the same
bolts.
7 Remove the four heating boxes attachment bolts (6).
8 Remove the distribution box (2).
9 Install in reverse sequence of removal. Seal contact areas
of boxes with firewall with PRC 812 sealant.
21-40-03 Main Bowden Cable
Refer to chapter 20 for general information about handling
of control cables.
Removal
Refer to figure 3.
1 Remove engine cowlings as per chapter 71.