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24 Jul 2006
SB 2X-34-21
Models SR20 and SR22
Issued:
SB 2X-34-21
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24 Jul 2006
MATERIAL INFORMATION
The following parts are required to comply with this Service Bulletin. Parts can be obtained from an Authorized
Cirrus Design Service Center or Parts Distributor.
Order kit 70163-001 to obtain the following parts.
ACCOMPLISHMENT INSTRUCTIONS
A. Remove key from ignition.
B. Set BAT 1, BAT 2, and AVIONICS switches to OFF positions.
C. Acquire necessary tools, equipment, and supplies.
Item No. Description P/N or Spec. Supplier Quantity
1 Trim, Alt Static Valve 21589-001 Cirrus Design 1
2 Cover Plate, Alt Static Source 17967-101 Cirrus Design 1
3 Graphic Overlay, Alt Static Source 18058-001 Cirrus Design 1
4 Cover Plate, Blank Trim 12655-002 Cirrus Design 1
5 Fitting, Vacuum Valve 17982-001 Cirrus Design 1
6 Clamp AN742-8 Cirrus Design 1
7 Screw, Machine, #8-32 MS35214-41 Cirrus Design 1
8 Nut, Locking, #8 AN364-832A Cirrus Design 1
9 Fitting, Nylon, Male Tube Connector .25 NPT 50388-001 Cirrus Design 1
10 Static Tube, Alt Static Valve, 7 inch 21686-119 Cirrus Design 1
11 Nylon Union Tee 50385-001 Cirrus Design 1
12 Static Tube, Alt Static Valve, 5.3 inch 21686-120 Cirrus Design 1
13 Fitting, Nylon, Female Tube Connector 50386-001 Cirrus Design 1
14 Nylon, Insert 50928-025 Cirrus Design 5
15 Plug MS20913-1D Cirrus Design 1
16 Spiral Wrap, Clear, 4 inch 50428-001 Cirrus Design 1
17 Graphic Overlay, Non-Alt Static Source 12389-002 Cirrus Design 1
18 Reclosable Fastener, Type 400, 1.5 inch 50494-001 Cirrus Design 2
19 Reclosable Fastener, Type 170, 1.5 inch 50494-002 Cirrus Design 2
Description P/N or Spec. Supplier Purpose
Drill bit 0.170 inch (0.432 cm) Any Source Drill
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D. Remove reclosable fasteners securing alt static source cover plate to console.
E. Determine if hook or loop-type reclosable fastener is required to correspond with existing fastener
material on console.
F. Cut length of reclosable fastener (item 18 or 19) as required to replace corresponding fastener material.
G. Install opposing reclosable fastener to blank trim cover plate (item 4) using existing plate as a template.
Discard existing plate.
H. Open circuit breaker panel. (Refer to AMM 24-50)
I. Remove left mid console circuit breaker trim. (Refer to AMM 25-10)
J. Serials SR20-1307 & subs, Serials SR22-0002 thru 1643, 1645 & subs: To facilitate accessibility at
console, remove upper screws securing panel guard to console flange.
K. Remove alternate static source valve. (Refer to AMM 34-10)
L. Install non-alt static source graphic overlay.
1. On console flange, locate existing overlay depicting alternate static source valve knob orientation.
Note: It is permissible 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.
2. Use utility knife to cut seams at upper and lower pass-through holes in non-alt static source
graphic overlay (item 17).
3. Remove paper backing from non-alt static source graphic overlay (item 17).
4. Position and install graphic overlay (item 17) onto existing overlay so that depicted orientation on
existing overlay is completely concealed. (Refer to AMM 11-30)
Composite Welder™ FS
Methacrylate Adhesive
14160 Devcon
Danvers, MA 01923
800-933-8266
Adhesion
Epoxy Adhesive (alternate) 5 Minute Epoxy
Rotary Tool w/ Carbide Cutting Disc - Any Source Cut
Permanent Marker - Any Source Mark
Compass - Any Source Mark
Isopropyl Alcohol TT-I-735 grade A or B Any Source Cleaning
Cotton Cloth (clean and lint free) - Any Source Cleaning
Sandpaper 80 to 120 grit Any Source Abrasion
Deburring Tool - Any Source Deburr
Touch-N-Prep Pen Alodine 1132 Henkel Surface Technologies
Madison Heights, MI 48071
248-583-9300
Corrosion
Protection
Utility Knife - Any Source Trim
Description P/N or Spec. Supplier Purpose
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M. Install cover plate graphic overlay.
1. Remove paper backing from alt static source graphic overlay (item 3).
2. Position and install graphic overlay (item 3) to center of alt static source cover plate (item 2).
3. Use utility knife to cut graphic overlay (item 3) at pass-through holes in cover plate. Trim excess
graphic overlay as required.
N. Modify installation area. (See Figure 01)
1. Remove both screws securing LED angle bracket to console.
2. Position alt static source cover plate (item 2) between console and LED angle bracket at installation
　
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