AFS-BH430-IBF-ICA
Aerospace
Filtration Systems, Inc.
Revision: B
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28
AFS Bell 230 and 430 IBF
to the restrictions on the title page
Instructions for Continued Airworthiness
CAUTION
DO NOT OVER CRIMP AND
CRUSH PLEAT; CARE MUST
BE TAKEN TO SQUEEZE THE
PLEATS WITHOUT
DAMAGING THE PLEATED
SCREEN. THE RADIUS AT
THE TOP OF THE PLEAT
SHOULD REMAIN INTACT,
NOT CREASED.
a.
If you cannot see the bottom of a pleat, use a
hand seamer (See Special Tools / Special
Equipment, Section 8.9(a)) to crimp the pleat and
to straighten the pleat. Sight down the length
and depth of the pleat to confirm the pleat is
straightened (See Picture 5).
b.
Once one side is crimped, flip the filter over and
crimp the other side as required following the
guidance above. Use caution not to crush the
pleats when straightening them. Use care to
maintain the original radius, as much as possible,
at the top of the pleat.
Picture 5: Hand Seamer Used to
Straighten or Crimp Pleats
8.3.1.5
Calibration
Not applicable.
8.3.1.6
Repair - Filter Media, General
WARNING
ADHESIVE VAPORS (SUCH AS MAY BE CONTAINED IN SEALING
MATERIAL AMS 3276 OR MIL-S- 8802), MAY CAUSE IRRITATION OF
EYES, NOSE, AND RESPIRATORY SYSTEM. EYE AND SKIN
CONTACT WITH MATERIAL MAY CAUSE IRRITATION. IF
INGESTED, MAY CAUSE GASTRIC DISTRESS. FLUSH EYES WITH
WATER FOR 15 MINUTES. WASH SKIN WITH SOAP AND WATER. IF
INHALED, MOVE TO FRESH AIR. IN ALL CASES GET IMMEDIATE
MEDICAL ATTENTION. WORK IN A WELL-VENTILATED AREA.
WEAR GLOVES AND SAFETY GLASSES.
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