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lower edges of rectangle. Repeat on opposite corner.
8. Using rotary tool with carbide cutting disc, cut rounded D-shape defined by previous marks.
9. Deburr cut-out hole and solvent clean with isopropyl alcohol. (Refer to AMM 20-30)
R. Install alternate static valve trim.
1. Abrade faying surfaces with sandpaper. (Refer to AMM 51-20)
2. Solvent clean abraded areas. (Refer to AMM 20-30)
3. Follow manufacturer’s instructions for mixing sealant.
4. Apply sufficient quantity of adhesive to installation area around edges of cut-out to completely fill
gap between faying surfaces.
5. At inboard side of circuit breaker trim, position trim (item 1) to cut-out and firmly press to installation
surface. Remove excess adhesive and allow to cure.
S. Install left mid console circuit breaker trim. (Refer to AMM 25-10)
T. Close and secure circuit breaker panel. (Refer to AMM 24-50)
U. Position blank trim cover plate (item 4) and press firmly on trim in areas of reclosable fasteners.
V. Complete airplane records by noting compliance with SB 2X-34-21 in Aircraft Logbook.
SB 2X-34-21
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24 Jul 2006
LEGEND
2. Cover Plate, Alt Static Source
3. Graphic Overlay, Alt Static Source
4. Cover Plate, Blank Trim
5. Vacuum Valve
6. Clamp
7. Screw
8. Nut
9. Fitting, Male
10. Static Tube, Alt Static Valve
11. Union Tee
12. Static Tube, Alt Static Valve Drain
13. Fitting, Female
14. Nylon Insert
15. Plug
16. Spiral Wrap
17. Graphic Overlay , Non-Alt Static Source
18. Reclosable Fastener, Type 400
19. Reclosable Fastener, Type 170
SR2_SB34_1185
Determine if hook or loop-type reclosable fastener is
required to correspond with existing fastener material on console.
Install opposing reclosable fastener to replacement cover plate
using existing plate as a template.
Use 0.170 inch (0.432 cm) drill bit at existing hole in bracket to
drill through console assembly.
NOTE
From back-side of alternate static source valve knob, press
insert out from knob to facilitate access to screw.
Use utility knife to cut seams at upper and lower pass-through
holes in non-alt static source graphic overlay.
It is permissable to cut and remove upper and lower sections of
non-alt static source graphic overlay instead of creating seams at
overlay pass-through holes for ALT AIR and PARK BRAKE.
Verify vertical/horizontal orientation of alternate static source valve
knob corresponds with valve open/closed positions. Valve is closed
with knob in NORMAL position. Valve is open with knob in
ALT STATIC SOURCE position.
TO EXISTING
STATIC LINE
8
6
17
CONSOLE ASSEMBLY
(REF)
4
PANEL LIGHTS
WIRE HARNESS
(REF)
7
7
7
2, 3
LED
ANGLE BRACKET
(REF)
PART OF ITEM 4
(REF)
14
9
14
10
5
15
12
14
11
14
13
16
14
Figure 01 - Alternate Static Valve Relocation
SB 2X-34-21
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24 Jul 2006
Apply sufficient quantity of adhesive to installation area around edges of cut-out
to completely fill gap between faying surfaces.
4.21 inches
2.88 inches (10.69 cm)
(7.32 cm)
1.0 inches
(2.54 cm)
2.25 inches
(5.72 cm)
1
SR2_SB34_1186
LEGEND
1. Trim
NOTE
Center compass 1.44 inches (3.66 cm) from side and upper edges of rectangle,
then mark arc intersecting upper edges of rectangle.
Center compass 0.38 inch (0.97 cm) from lower corner edges of rectangle,
then mark arc intersecting lower edges of rectangle. Repeat on opposite corner.
R 0.38
R 1.44
R 0.38
Figure 02 - Circuit Breaker Panel Modification
Service Loop
Contact Information:
Organization: _________________________________ Today’s Date:_________________________________
Address: ____________________________________ Telephone No.: _______________________________
City/ST/Zip: __________________________________ Fax No: _____________________________________
Prepared By: _________________________________ E-Mail: ______________________________________
Title: ________________________________________
Publication Type:
Airplane Model: _______________________________ Publication Part Number: SB 2X-34-21
Title of Publication: Alternate Static Valve Relocation Publication Date (See Cover Page): _______________
Location of Publication Change Request:
Chapter Number: _________ Section Number: _________ Figure No (IPC or WM only): ________________________
Page Number: ___________ Page Date: _____________ Illustration Number (if applicable): ____________________
　
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