AC 25-9A

Advisory circular · Smoke Detection, Penetration, and Evacuation Tests and Related Flight Manual Emergency Procedures

Approved
January 6, 1994
Last reviewed
January 30, 2020
Cancels
AC25-9
Family
AC 25-9 · 2 versions
Revision
A
14 CFR parts
25, 121
Cited by
1 AD

Guidance, not mandatory unless a rule or AD requires it. DRS record last changed October 23, 2026.

Show pages 13–24
Page 25OCROpen in PDF

1/6/94 AC 25-9A Appendix 2 DOORS (Solid) HEAT RESISTANT MATERIAL (PAD) GLUED ON SHEET METAL

- HINGE 9°6

9.5' BOX CONSTRUCTED OF SHEET METAL RIVETTED ON ANGLE IRON FRAME INNER FRAME (Angle Irons)

BURN BOX SMOKE GENERATOR

OUTER BOX FIGURE 1 3

Page 26OCROpen in PDF

Appendix 2 AC 25-9A

DOOR WITH SCREEN HINGE

BURN BOX SMOKE GENERATOR - SCREEN FIGURE 2 INNER BOX (WHERE PAPER IS BURNED)

0.75" DIA HOLE (OPENING TO INSERT MATCH)

AIR INLET

4.0"x0.5" 4 SIDES

W/SCREEN

6.25"

6.25" FACING TOWARDS HEAT RESISTANT 1/6/94

SIDE DOOR MATERIAL (PAD)

ON OUTER BOX

Page 27OCROpen in PDF

1/6/94 BURN BOX SMOKE GENERATOR CLIP (4 PLACES)

TO SECURE INNER BOX FIGURE 3 PLAN VIEW HINGE - DOOR WITH SCREEN

- INNER BOX

OUTER BOX (TOP DOOR NOT SHOWN)

2.25"

HINGE -

SIDE DOOR

MAIA JOL Appendix 2 AC 25-9A

Page 28OCROpen in PDF

Appendix 1

PAPER TOWEL DIMENSIONS

TOP VIEW

FLAT LENGTH

END VIEW in .

~0.5"

BURN BOX SMOKE GENERATOR

FUEL (PAPER TOWEL) FIGURE 4 6