Honeywell KHF 1050

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KHF 1050 SYSTEM INSTALLATION MANUAL

Page 2079/2080

Revison 2 23-10-09 Apr/2006

Figure 2026 - KAC 1052 Antenna Coupler Helicopter Outline and Mounting

(Dwg P/N 155-06072-0000)

Main Page

1. General23
2. Layout of Manual23
3. Revision Service23
1. System Description27
1.A. System Overview30
1.B. System Component Descriptions33
1.B.(1) KAC 1052 Antenna Coupler33
1.B.(2) KPA 1052 Power Amplifier33
1.B.(3) KRX 1053 Receiver/Exciter33
1.B.(4) PS440 Control Display Unit33
1.B.(5) MC-850 Multifunction Control and Display Unit34
1.B.(6) RM-855 Radio Management Unit34
1.B.(7) Honeywell Controller Features34
1.C. Component Installation Kits36
1.C.(1) KAC 1052 Antenna Coupler Installation Kits36
1.C.(2) KPA 1052 Power Amplifier Installation Kits39
1.C.(3) KRX 1053 Receiver/Exciter Installation Kits41
1.D. Equipment Required But Not Supplied42
1.E. Optional (non-essential) Aircraft Equipment49
1.F. Related Publications50
2. Component Configurations50
2.A. KAC 1052 Antenna Coupler Configurations50
2.B. KPA 1052 Power Amplifier Configurations50
2.C. KRX 1053 Receiver/Exciter Configurations51
2.D. PS440 Control Display Unit Configurations51
2.E. MC-850 Multifunction Control and Display Unit Configurations51
2.F. RM-855 Radio Management Unit Configurations52
3. System Leading Particulars52
3.A. General Specifications52
3.B. System Operating Modes52
3.B.(1) Emission Modes52
3.B.(2) 23 MHz Limit Mode53
3.B.(3) Channel Mode54
3.B.(4) Direct Frequency Mode54
3.B.(5) Data Mode54
3.B.(6) SELCAL Mode54
3.C. Component Leading Particulars55
3.C.(1) KAC 1052 Antenna Coupler, Leading Particulars55
3.C.(2) KPA 1052 Power Amplifier, Leading Particulars57
3.C.(3) KRX 1053 Receiver/Exciter, Leading Particulars59
3.C.(4) PS440 Control Display Unit, Leading Particulars62
3.C.(5) MC-850 MCDU, Leading Particulars62
3.C.(6) RM-855 RMU, Leading Particulars63
4. System Function63
4.A. System Functional Overview63
4.A.(1) System Power UP64
4.A.(2) Channel Operation64
4.A.(3) Direct Frequency Mode64
5. Component Functions65
5.A. PS440 CDU Function65
5.B. MC-850 MCDU Function65
5.C. RM-855 RMU Function65
6. System Inputs/Outputs65
6.A. Input/Output Signals65
1. Fault Isolation67
2. System Performance Check67
2.A. Preliminary Check68
2.B. Failure Indications71
2.C. Antenna Coupler Tune Fault72
2.D. Receiver Performance Check72
2.E. Transmitter Performance Check73
3. Fault Isolation Checklist75
4. Bench Test Harness Considerations76
1. General Coverage83
1.A Instructions for Continued Airworthiness83
2. Unpacking84
3. Pre-installation Testing84
4. Equipment Changes and Markings84
5. Installation Planning84
5.A General Considerations84
5.B. Location of Equipment85
5.B.(1) KAC 1052 Antenna Coupler Mounting Location85
5.B.(2) KPA 1052 Power Amplifier Mounting Location85
5.B.(3) KRX 1053 Receiver/Exciter Mounting Location86
5.B.(4) CDU Mounting Location86
5.B.(5) Antenna Location86
5.C. Interwiring and Cable Fabrication95
5.C.(1) Fabrication and Routing95
5.C.(2) Interface Capability and Requirements95
5.C.(3) Primary Power and Circuit Breaker Requirements96
5.C.(4) High-Voltage Concerns96
5.C.(5) Antenna Cable Type97
5.C.(6) Dual Installation Feedline Considerations97
5.C.(7) Overbraid98
5.C.(8) Connectors98
5.C.(9) Connector Pin Tools113
5.D. Strapping Options115
5.D.(1) KRX 1053 Receiver/Exciter Strapping Options115
5.E. Analog Inputs and Outputs118
5.E.(1) Microphone Input118
5.E.(2) Receiver Audio/Sidetone Audio Output from the Receiver/Exciter118
5.E.(3) SELCAL AUDIO Output from Receiver/Exciter118
5.E.(4) EXTERNAL MODEM AUDIO Output from Receiver/Exciter119
5.E.(5) External Modem Audio Input High/Low- (J10531-42/62)119
5.F Discrete Inputs and Outputs119
5.F.(1) Key Event - (J10531-13) KEY EVENT119
5.F.(2) Maintenance Test- (J10531-78) MAINT TEST119
5.F.(3) External Data Keyline HI (J10531-38) EXT DATA KEYLINE H120
5.F.(4) Voice Push-To-Talk HI- (J10531-16) VO PTT H120
5.F.(5) Other Side PTT- (J10531-37) OTHER SIDE PTT120
5.F.(6) Other Side On121
6. Equipment Installation121
6.A Electrical Bonding Connections121
6.A.(1) Antenna Coupler Electrical Bonding Connections121
6.A.(2) Bonding Strap Considerations122
6.A.(3) Bonding Connection and Corrosion Prevention Techniques122
6.B. KAC 1052 Antenna Coupler Installation123
6.B.(1) General123
6.B.(2) Power Requirements123
6.B.(3) Grounding Requirements123
6.B.(4) Procedure123
6.C. KPA 1052 Power Amplifier Installation124
6.C.(1) General124
6.C.(2) Power Requirements124
6.D. KRX 1053 Receiver/Exciter Installation124
6.E. PS440 (or other compatible) CDU Installation125
6.E.(1) Perform the installation procedures as follows:125
6.E.(2) PS440 Lighting Adjustments125
6.F. Antenna Installation127
6.F.(1) Selecting an Antenna Configuration.127
6.F.(2) Bonding127
6.F.(3) HF Antenna Kit128
7. Inspection, System Checkout, and Flight Test Procedures129
7.A. Inspection129
7.B. System Checkout129
7.B.(1) General129
7.B.(2) System Interwiring Check129
7.B.(3) Visual Inspection130
7.B.(4) Post-Installation Test130
7.C. Flight Test131
7.D. SWR and Power Measurement Procedures132
8. Removal and Re-installation133
8.A. KAC 1052 Antenna Coupler Removal and Re-installation133
8.A.(1) KAC 1052 Antenna Coupler Removal133
8.A.(2) KAC 1052 Antenna Coupler Re-installation133
8.B. KPA 1052 Power Amplifier Removal and Re-installation133
8.B.(1) KPA 1052 Power Amplifier Removal133
8.B.(2) KPA 1052 Power Amplifier Re-installation133
8.C. KRX 1053 Receiver/Exciter Removal and Re-installation134
8.C.(1) KRX 1053 Receiver/Exciter Removal134
8.C.(2) KRX 1053 Receiver/Exciter Re-installation134
8.D. Compatible Control Unit Removal and Re-installation134
8.D.(1) PS440 Removal and Re-installation134
8.D.(2) MC-850 Removal and Re-installation134
8.D.(3) RM-855 Removal and Re-installation134
9. Maintenance Procedures135
9.A. In-Aircraft Adjustments135
9.A.(1) General135
9.A.(2) Audio Levels135
9.B. System Protection135
9.C. Lubrication135
9.D. Cleaning135
10. System Maintenance Programs136
10.A. System Maintenance Recommendations136
10.A.(1) General136
10.A.(2) KAC 1052 Pressurization136
10.A.(3) KAC 1052 Pressure Warnings137
10.A.(4) KAC 1052 Pressure Faults137
10.B. Field Alignment138
10.C. KHF 1050 Maintenance Software139
10.C.(1) General139
10.C.(2) Installation Setup Parameters139
10.C.(3) BITE Information139
10.C.(4) Checking the Software Revision Level and Antenna Coupler Pressure140
10.C.(5) Connection to a Personal Computer140
10.C.(6) Installation Setup141

Honeywell KHF 1050 - Page 161

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