AFS-BH430-IBF-ICA
Aerospace
Filtration Systems, Inc.
Revision: B
Proprietary Information
Use or disclosure of this material is subject
35
AFS Bell 230 and 430 IBF
to the restrictions on the title page
Instructions for Continued Airworthiness
8.4.1.4
Calibration / Adjustment
Not applicable.
8.4.1.5
Repair
a.
Cracks. No un-repaired cracks are allowed in the Bypass Structural Assembly. Contact AFS
for disposition and possible repairs.
b.
Warping or distortion. Contact AFS for disposition and possible repairs.
c.
Protective Coatings. Re-apply protective coatings per Table 2 of this chapter.
d.
Corrosion. Treat corrosion in accordance with AC 43.13-1, Chapter 6 and Table 2.
e.
Missing, damaged or loose associated components. Replace missing or damaged components,
secure loose components.
8.4.1.6
Installation
a.
Install five NAS6203 bolts and NAS1149D0363J washers to secure the Bypass Structural
Assembly to the aft section of the firewall.
b.
Install the two NASM3H4A bolts, NAS1149D0316J washers, and MS21042L3 nuts to secure
the lower angled bracket to the lower firewall flange.
c.
Install four MS27039-0808 screws and NAS1149DN832J washers to secure the Bypass
Structural Assembly to the upper firewall flange.
d.
Install two NAS6203-4 bolts, NAS1149D0332J washers, and MS21042L3 nuts to secure the
lower horizontal bracket to the lower firewall flange.
e.
Secure the wire harness to the Bypass Structural Assembly and the center wall using
MS21919WDG2 clamps and NAS6203-2 bolts.
f.
Secure the Actuator connector on the wire harness to the bracket located on the Bypass
Structural Assembly.
g.
Connect wire harness to firewall connector.
h.
Connect Actuator.
i.
Seal aft inboard and bottom inboard interface between the Bypass Structural Assembly and the
firewall using Mil-S-8802 sealant.
Summary of Contents for AFS-BH430-IBF-ICA
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