AFS-BH430-IBF-ICA
Aerospace
Filtration Systems, Inc.
Revision: B
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Use or disclosure of this material is subject
AFS Bell 230 and 430 IBF
to the restrictions on the title page
Instructions for Continued Airworthiness
v
7.3.1
FILTER PRE-CLEANING ..................................................................................................................... 20
7.3.2
FILTER CLEANING .............................................................................................................................. 20
7.3.3
FILTER DRYING .................................................................................................................................. 21
7.3.4
FILTER OILING.................................................................................................................................... 21
7.4
STRUCTURAL
COMPONENT
SERVICING ......................................................................................... 22
7.5
SYSTEMS
AND
ELECTRICAL
SERVICING ......................................................................................... 23
7.6
ENGINE
WATER
WASH ......................................................................................................................... 23
7.7
AIRCRAFT
WASHING ............................................................................................................................ 23
8
TROUBLESHOOTING AND MAINTENANCE .......................................................................................... 24
8.1
MAINTENANCE
GENERAL .................................................................................................................. 24
8.2
COMPONENTS
-
GENERAL
DESCRIPTION ........................................................................................ 25
8.2.1
FILTER ASSY / FILTER SEAL .............................................................................................................. 25
8.2.2
STRUCTURAL COMPONENTS ........................................................................................................... 25
8.2.3
SYSTEMS AND ELECTRICAL COMPONENTS ................................................................................... 25
8.3
FILTER
ASSY
/
FILTER
SEAL ................................................................................................................ 26
8.3.1
FORWARD FILTER ASSY .................................................................................................................... 26
8.3.2
UPPER FILTER ASSY ........................................................................................................................... 30
8.3.3
FILTER SEALS ...................................................................................................................................... 31
8.4
STRUCTURAL
COMPONENTS ............................................................................................................. 33
8.4.1
BYPASS STRUCTURAL ASSY .............................................................................................................. 33
8.5
SYSTEMS
AND
ELECTRICAL
COMPONENTS ................................................................................... 36
8.5.1
COCKPIT SWITCH/INDICATOR ......................................................................................................... 36
8.5.2
DIFFERENTIAL PRESSURE SWITCH ................................................................................................ 37
8.5.3
FILTER MAINTENANCE AID .............................................................................................................. 40
8.5.4
ACTUATOR ........................................................................................................................................... 43
8.5.5
WIRING, WIRING HARNESS, CONNECTORS, BACKSHELLS, CIRCUIT BREAKER, RELAY ......... 46
8.6
FASTENER
LISTING ............................................................................................................................... 47
8.7
PROTECTIVE
TREATMENT .................................................................................................................. 47
8.8
TROUBLESHOOTING
GUIDE ............................................................................................................... 49
8.9
SPECIAL
TOOLS
/
SPECIAL
EQUIPMENT ........................................................................................... 50
8.9.1
CONSUMABLE MATERIALS, SUPPLIES, AND PROTECTIVE TREATMENT SPECIFICATIONS .. 50
9
ICA APPENDIX A – ILLUSTRATED PARTS BREAKDOWN ............................................................... A-1
Summary of Contents for AFS-BH430-IBF-ICA
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