- do a repair/cleaning.

 (2) If the electrical connectors are OK:

 - replace the TOTAL PRESSURE TRANSDUCER (P23) (Ref. AMM TASK 49-51-17-000-002) and (Ref. AMM TASK 49-51-17-400-002).
 (a) If the fault continues:
 - replace the DIFFERENTIAL PRESSURE TRANSDUCER (P24) (Ref. AMM TASK 49-51-16-000-002) and (Ref. AMM TASK 49-51-16-400-002).
 1 If the fault continues:
_
 - replace the ECB (59KD) (Ref. AMM TASK 49-61-34-000-003) and (Ref. AMM TASK 49-61-34-400-003).
 **ON A/C 001-049, 101-105, 151-199, 201-210,
 Post SB 49-1062 For A/C 001-049,101-105,151-154,201-207,
 A. If the TEST menu or the APU GND SCANNING menu gives the maintenance message:
 TOTAL PRESS XDCR (8044KM)
 associated with Fault Code Number (FCN) 26, 28 or 29
 - do a check for damage/contamination of electrical connector P23 of the TOTAL PRESSURE TRANSDUCER (8044KM).
 (1) If the electriacl connector P23 is damaged/contaminated:

 - do a repair/cleaning.

 (2) If the electrical connector is OK:

 - replace the TOTAL PRESSURE TRANSDUCER (8044KM) (Ref. AMM TASK 49-51-17-000-002) and (Ref. AMM TASK 49-51-17-400-002).
 (a) If the fault continues:
 - do a check and repair of the aircraft wiring between ECB (59KD) AB/A1,A4,A2,A3 and the TOTAL PRESSURE TRANSDUCER (8044KM) P23/1,2,3,4 (Ref. ASM 49-61/02).
 「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 001-049, 101-105, 107-107, 151-199, ∞∞49-00-81∞∞∞∞∞∞∞∞∞∞Page A275
 201-210, Config-1 Aug 01/05 CES (3) If the fault continues:

 - replace the ECB (59KD) (Ref. AMM TASK 49-61-34-000-003) and (Ref. AMM TASK 49-61-34-400-003).
 B. If the TEST menu or the APU GND SCANNING menu gives the maintenance message:
 TOTAL PRESS XDCR (8044KM)
 associated with Fault Code Number (FCN) 27
 - do a check for damage/contamination of electrical connector P23 of the TOTAL PRESSURE TRANSDUCER (8044KM).

 - do a check for damage/contamination of electrical connector P24 of the DIFFERENTIAL PRESSURE TRANSDUCER (8043KM)

 (1) If the electriacl connectors P23/P24 are damaged/contaminated:

 - do a repair/cleaning.

 (2) If the electrical connectors are OK:

 - replace the TOTAL PRESSURE TRANSDUCER (8044KM) (Ref. AMM TASK 49-51-17-000-002) and (Ref. AMM TASK 49-51-17-400-002).
 (a) If the fault continues:
 - replace the DIFFERENTIAL PRESSURE TRANSDUCER (8043KM) (Ref. AMM TASK 49-51-16-000-002) and (Ref. AMM TASK 49-51-16-400-002).
 1 If the fault continues:
_
 - replace the ECB (59KD) (Ref. AMM TASK 49-61-34-000-003) and (Ref. AMM TASK 49-61-34-400-003).
R **ON A/C 001-049, 101-105, 107-107, 151-199, 201-210,
 C. Do the test as in Para. 3.A.(3) or 3.A.(4).
 「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 001-049, 101-105, 107-107, 151-199, ∞∞49-00-81∞∞∞∞∞∞∞∞∞∞Page A276
 201-210, Config-1 Aug 01/05 CES

 TASK 49-00-81-810-855

 Load-Control Valve (P12) Fault (131-9(A))
 1. Possible Causes
_______________
 - LOAD VALVE SOLENOID SHOWS CIRCUIT FAILURE

 - damage/contamination of electrical connector P12

 - LOAD CONTROL VALVE (P12)

 - aircraft wiring

 - ECB (59KD)

 - LOAD CONTROL VALVE (8050KM)

 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
 -------------------------------------------------------------------------------
No specific multimeter
 B. Referenced Information
 -------------------------------------------------------------------------------
REFERENCE DESIGNATION
 -------------------------------------------------------------------------------
AMM 49-51-51-000-001 Removal of the Bleed Load Control-Valve (8050KM)
 (GTCP 36-300) AMM 49-51-51-000-004 Removal of the Load Control Valve (8050KM) (131-9(A)) AMM 49-51-51-400-001 Installation of the Bleed Load Control-Valve (8050KM)
 (GTCP 36-300) AMM 49-51-51-400-004 Installation of the Load Control Valve (8050KM) (131-9(A)) AMM 49-61-34-000-003 Removal of the Electronic Control Box (ECB) (131-9(A)) AMM 49-61-34-400-003 Installation of the Electronic Control Box (ECB) (131-9(A)) ASM 49-61/02
 3. Fault Confirmation
　
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