Air Comm Systems, Inc. Six (6) Passenger ICS/Transmit Expansion Unit Installation and Operations Manual ACS 179A AirComm Air Comm Systems Inc. 1640 W. Acoma Blvd., Suite A-118. Lake Havasu City, AZ 86403 Airborne Audio Products Phone (928) 854-5402 FAX (928) 854-8919 E-Mail aircomminc@aol.
ACS 179A Installation and Operations Manual Table of Contents n Installation Physical and Operating Specifications Physical Dimensions Interface Schematic Page 3 Page 4 Page 5 n Operation Operation of the ACS 179A Typical System Layout Page 6 Page 7 n Instruction for Continued Airworthiness Instruction for Continued Airowrthiness Page 8 n Warranty Information Air Comm Systems Warranty Page 9 n Supplemental Information Product Schematics Air Comm Systems, Inc.
ACS 179A Installation and Operations Manual Physical and Operating Specifications n Physical Specifications SIZE: 5.750 W WEIGHT: 1.0 lb. 1.875 H 4.550 D w/ connector MOUNTING: CONTROLS: ILLUMINATION: n/a Dzus rail mount or remote mounting using 4 hole configuration. Unit slaves off of an existing audio mixer panel, typically a co-pilot or crew member. n Operating Specifications 4 audio inputs. 2 for mixed audio and 2 for the ICS buss. Mixed audio is muted during transmit and normal ICS.
ACS 179A Installation and Operations Manual Physical Dimensions n Physical Dimension Outline Physical Installation The ACS 179A is designed to be Dzus or remote mounted and should be installed in the aircraft using the ACS 179A Installation kit that was included with the unit. The above outline drawing of the unit with dimensions will facilitate the installation.
ACS 179A Installation and Operations Manual Interface Schematic n Connector Schematic The ACS 179A wiring harness should be constructed of Tefzel aircraft wire (M22759/16 grade). Power and ground wires should be 20 AWG, and all other wires may be 22 AWG. Shielded wires should be used where noted. Adequate protection against wear and chafing should be taken by using a braided cable sleeving or jacket.
ACS 179A Installation and Operations Manual Operations of the ACS 179A n Description The ACS 179A is a compact, remote slave unit which provides intercom and receive capability for up to six (6) aircraft passengers. Additionally, two (2) have transmit capability if desired. Dip switch programmable. n Method of Operation The ACS 179A is slaved to a master Audio Mixer Panel for receiving and transmitting. The master Audio Mixer is normally a co-pilot or rear-crew member unit.
ACS 179A Installation and Operations Manual Typical System Layout Air Comm Systems, Inc.
ACS 179A Installation and Operations Manual Instruction for Continued Airworthiness Instruction for continued airworthiness for Intercom Expansion Unit Model ACS-179A, Drawing No. 3000-000, PMA Approval No. PQ2074NM. n GENERAL DESCRIPTION: The ACS-179A Expansion Unit is a remote Dzus mounted unit which is slaved to a variety of audio mixer panels to provide intercom and transmit capability to cabin passengers.
ACS 179A Installation and Operations Manual Warranty Information n Warranty Information Air Comm Systems, Inc.