Garmin GDL 82 Installation Manual

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Garmin GDL 82 Installation Manual Manual pdf 36 page image

GDL 82 Mooney M20( ) Series STC Installation Manual 190-01810-10Rev. 1Page 29 of 494.4 ElectricalCAUTIONCheck wiring connections for errors before connecting the wiring harness to the LRUs. Incorrectwiring could cause component damage.NOTEAll balloon numbers in Figure 4-7 refer to Table 4-2.NOTEGround Designations:Shield Block GroundAirframe GroundNOTEAt GDL 82, connect shield grounds to the connector backshell – the shield termination leads mustbe less than 3.0”. Connect other end of the shield per the remote equipment installationrequirements. If no shield termination requirement exists for the remote equipment, terminateshields as short as possible, not to exceed 3.0”.Table 4-2: Electrical Wiring Material ListITEM PART NUMBER QTY DESCRIPTION1 [1] M27500-24-2 A/R CABLE, POWER, ELECTRICAL, SHIELDED AND UNSHIELDED, MIL-DTL-27500, 2-CORE2 [1] M27500-24-3 A/R CABLE, POWER, ELECTRICAL, SHIELDED AND UNSHIELDED, MIL-DTL-27500, 3-CORE3 [2] M22759/16-10-9 A/R WIRE, ELECTRICAL FLUOROPOLYMER, INSULATED, COPPER ORCOPPER ALLOY, MIL-W-227594 [3] M17/128-RG400 A/R CABLE, COAXIAL, RG-4005 112514 2 CONNECTOR, BNC, DUAL CRIMP, MALE6 31-4452 1 CONNECTOR, TNC, DUAL CRIMP, MALE7 [4] 330-00067-00 (1) GPS NOTCH FILTER, TELEGARTNER INC (J01006B0017)8 [1] M83519/2-X (4) SHIELD TERMINATOR, CONDUCTOR SOLDER SLEEVE[1] ONLY REQUIRED IF USING EXTERNAL GPS SOURCE. All Cable is MIL-C-27500 24 AWG, orlarger, utilizing M22759/18 wire (TG) and ETFE Jacket (14), Shield coverage 85% or higher (A or -) and shieldmaterial tin plated copper round (T), unless otherwise noted. (Reference Section 1.2 for approved external GPSsources and Section 4.4.1 and 4.4.2 for Cable Bundle Termination and Backshell Assembly guidance.)[2] All wire is MIL-W-22759/16 22 AWG, or larger, unless otherwise noted.[3] Other types of coaxial cable that meet the minimum performance specifications in Section 3.4, can be used.[4] Only required if GPS post-install checkout reveals unsatisfactory interference, see Section 3.4.2.s