PRIMUSr 880 Digital Weather Radar System
FC | XREF | FAULT DESCRIPTION | FAULT NAME | PILOT | LINE | FAULT TYPE |
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| MSG | MAINT |
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22 | 4841 | Selftest OSC Failure | RCVR | PICTURE |
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| SELF- TEST | UNCAL | PULL | CONTIUOUS |
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| RTA |
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| 4843 | Multiple AFC Unlocks |
| SPOKING |
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| LIKELY |
| CONTINUOUS |
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24 | 4845 | AFC Sweeping | AFC |
| PULL |
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| RTA |
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| 4929 | AFC DAC Monitor |
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| 4930 | AFC Trim DAC Monitor |
| RADAR |
| POWER ON |
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| FAIL |
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27 | 4848 | AHRS/IRS Source | HS 429 | STAB | CHK ATT | INSTALLATION |
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| UNCAL | SRC |
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30 | 4849 | DADC Source | LS 429 | TURB | CHK ADC | INSTALLATION |
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| UNCAL |
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33 | 4852 | Analog Stab Ref | STAB REF | STAB | CHK ATT | INSTALLATION |
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| UNCAL | SRC |
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34 | 4853 | Scan Switch Off | SCAN SWITCH | SCAN | CHK | INSTALLATION |
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| SWITCH | SWITCH |
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35 | 4854 | Xmit Switch Off | XMIT SWITCH | XMIT | CHK | INSTALLATION |
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| SWITCH | SWITCH |
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| 4914 | Invalid |
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| altitude/airspeed/stab |
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| strapping | INVALID | RADAR | CHK |
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| STRAPS | UNCAL | STRAPS |
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36 | 4915 | Invalid controller source |
|
|
| POWER ON |
|
| strapping |
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| 4916 | Config1 database |
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| version/size mismatch | IOP | RADAR | PULL |
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| FAIL | RTA |
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Text Faults
Table 7- 2
A28- 1146- 102- 00 | In- Flight Troubleshooting |
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